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annotate code_part1/OSTC_code_asm_part1/divemode.asm @ 234:bb8940caebe1
BUGFIX Gas Usage when stops are shallowest first: CF54 (bug BB24).
author | JeanDo |
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date | Thu, 17 Mar 2011 18:32:16 +0100 |
parents | 2cbaa01dac26 |
children | 55178aa1f972 |
rev | line source |
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0 | 1 |
2 ; OSTC - diving computer code | |
3 ; Copyright (C) 2008 HeinrichsWeikamp GbR | |
4 | |
5 ; This program is free software: you can redistribute it and/or modify | |
6 ; it under the terms of the GNU General Public License as published by | |
7 ; the Free Software Foundation, either version 3 of the License, or | |
8 ; (at your option) any later version. | |
9 | |
10 ; This program is distributed in the hope that it will be useful, | |
11 ; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 ; GNU General Public License for more details. | |
14 | |
15 ; You should have received a copy of the GNU General Public License | |
16 ; along with this program. If not, see <http://www.gnu.org/licenses/>. | |
17 | |
18 | |
19 ; Mainroutines for divemode | |
20 ; written by: Matthias Heinrichs, info@heinrichsweikamp.com | |
21 ; written: 10/01/05 | |
22 ; last updated: 15/05/08 | |
23 ; known bugs: | |
24 ; ToDo: | |
25 | |
26 diveloop: | |
27 call diveloop_boot ; Boot tasks for all modes | |
28 | |
29 ; Startup Tasks for all modes | |
30 ostc_debug 'R' ; Sends debug-information to screen if debugmode active | |
31 call PLED_ClearScreen ; clean up OLED | |
32 call PLED_divemode_mask ; Display mask | |
33 call PLED_active_gas_divemode ; Display gas, if required | |
34 call PLED_temp_divemode ; Displays temperature | |
35 | |
36 btfsc FLAG_apnoe_mode | |
37 bsf realdive ; Set Realdive flag in Apnoe mode | |
38 | |
39 btfsc gauge_mode | |
40 bra diveloop_loop ; Skip in gauge mode | |
41 btfsc FLAG_apnoe_mode | |
42 bra diveloop_loop ; Skip in apnoe mode | |
43 | |
44 ; Startup Tasks for deco modes | |
45 call PLED_display_ndl_mask ; display "no stop" if not in gauge or apnoe mode | |
46 | |
47 diveloop_loop: ; The diveloop starts here | |
48 btfss onesecupdate ; tasks any new second | |
49 bra diveloop_loop2 | |
50 | |
51 btfsc gauge_mode ; Only in gauge mode | |
52 bra diveloop_loop1a ; One Second Tasks in Gauge mode | |
53 btfsc FLAG_apnoe_mode ; Only in apnoe mode | |
54 bra diveloop_loop1b ; One Second Tasks in Apnoe mode | |
55 btfsc FLAG_const_ppO2_mode ; only in const_ppO2_mode | |
56 bra diveloop_loop1c ; One Second Tasks in const_ppO2 mode | |
57 | |
58 ; Tasks only for OC modes | |
59 call check_ppO2 ; check ppO2 and displays warning if required | |
60 call calc_deko_divemode ; calculate decompression and display result (any two seconds) | |
61 bra diveloop_loop1x ; Common Tasks | |
62 | |
63 ; Tasks only for Gauge mode | |
64 diveloop_loop1a: | |
106 | 65 btfss premenu ; Is the divemode menu active? |
0 | 66 call PLED_divemins ; display (new) divetime! |
67 call timeout_divemode ; dive finished? This routine sets the required flags | |
68 | |
69 btfsc twosecupdate ; two seconds after the last call | |
70 bra diveloop_loop1a2 ; Common Tasks | |
71 | |
72 bsf twosecupdate ; Routines used in the "other second" | |
73 call calc_average_depth ; calculate average depth | |
74 | |
75 bra diveloop_loop1x ; Common Tasks | |
76 | |
77 diveloop_loop1a2: | |
78 bcf twosecupdate | |
79 bra diveloop_loop1x ; Common Tasks | |
80 | |
81 ; Tasks only for Apnoe mode | |
82 diveloop_loop1b: | |
83 call divemode_apnoe_tasks ; 1 sec. Apnoe tasks | |
84 bra diveloop_loop1x ; Common Tasks | |
85 | |
86 ; Tasks only for ppO2 mode | |
87 diveloop_loop1c: | |
88 call PLED_const_ppO2_value ; display const ppO2 setting in [Bar] | |
89 call calc_deko_divemode ; calculate decompression and display result (any two seconds) | |
3 | 90 btfsc is_bailout ; Are we in Bailout mode? |
91 call check_ppO2_bail ; Yes, display ppO2 (If required) | |
92 | |
0 | 93 bra diveloop_loop1x ; Common Tasks |
94 | |
95 ; Common Tasks for all modes | |
96 diveloop_loop1x: | |
97 call timeout_divemode ; dive finished? This routine sets the required flags | |
98 btfsc low_battery_state ; If battery is low, then... | |
141 | 99 call update_batt_voltage_divemode ; Display Battery Warning Text |
0 | 100 btfsc premenu ; is Menu? displayed? |
101 call timeout_premenu_divemode ; No, so check for timeout premenu | |
102 btfsc menubit ; is the Dive mode menu displayed? | |
103 call timeout_divemenu ; Yes, so check for timeout divemenu | |
104 call set_leds_divemode ; Sets warnings, if required. Also Sets buzzer | |
105 btfsc enter_error_sleep ; Enter Fatal Error Routine? | |
16 | 106 call fatal_error_sleep ; Yes (In Sleepmode_vxx.asm!) |
98
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1.73beta rc1 (Added new customview for divemode)
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changeset
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107 call customview_second ; Do every-second tasks for the custom view area |
0 | 108 |
109 bcf onesecupdate ; one seconds update done | |
110 | |
111 GETCUSTOM8 d'38' ; Show seconds (=1?) | |
112 movwf lo | |
113 movlw d'1' | |
114 cpfseq lo ; =1? | |
115 bra diveloop_loop2 ; No, minutes only | |
116 bsf update_divetime ; Set Update flag | |
117 | |
118 | |
119 diveloop_loop2: | |
120 btfss update_divetime ; display new divetime? | |
121 bra diveloop_loop3 ; No | |
122 btfsc premenu ; Is the divemode menu active? | |
123 bra diveloop_loop2a ; Yes | |
124 call PLED_divemins ; Display (new) divetime! | |
125 btfsc FLAG_const_ppO2_mode ; only in const_ppO2_mode | |
126 call PLED_const_ppO2_value ; display const ppO2 setting in [Bar] | |
127 btfsc ppO2_show_value ; show ppO2? | |
128 call check_ppO2 ; check ppO2 and displays warning if required | |
129 | |
130 diveloop_loop2a: | |
131 bcf update_divetime ; clear flag | |
132 | |
133 diveloop_loop3: | |
134 btfss menubit ; Divemode menu active? | |
135 call test_switches_divemode ; No, Check switches normal | |
136 | |
137 btfsc menubit ; Divemode menu active? | |
138 call test_switches_divemode_menu ; Yes, check switches divemode menu | |
139 | |
140 btfss divemode ; Dive finished? | |
141 bra end_dive ; Dive finished! | |
142 | |
143 btfsc pressure_refresh ; new pressure available? | |
144 call update_divemode1 ; Yes, display new depth | |
145 bcf pressure_refresh ; until new pressure is available | |
146 | |
147 btfsc oneminupdate ; one minute tasks | |
148 call update_divemode60 ; Update clock, etc. | |
149 | |
150 btfsc store_sample ; store new sample? | |
151 call store_dive_data ; Store profile data | |
152 | |
98
6f8e3a08011e
1.73beta rc1 (Added new customview for divemode)
heinrichsweikamp
parents:
83
diff
changeset
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153 btfsc toggle_customview ; Next view? |
6f8e3a08011e
1.73beta rc1 (Added new customview for divemode)
heinrichsweikamp
parents:
83
diff
changeset
|
154 call customview_toggle ; Yes, show next customview (and delete this flag) |
6f8e3a08011e
1.73beta rc1 (Added new customview for divemode)
heinrichsweikamp
parents:
83
diff
changeset
|
155 |
2 | 156 btfsc menubit ; Sleep only with inactive menu... |
157 bra diveloop_loop4 | |
158 | |
159 btfsc simulatormode_active ; Do not sleep in Simualtor mode | |
160 bra diveloop_loop4 | |
161 | |
0 | 162 sleep |
163 nop | |
2 | 164 diveloop_loop4: |
0 | 165 bra diveloop_loop ; Loop the divemode |
166 | |
167 timeout_premenu_divemode: | |
128 | 168 incf timeout_counter3,F ; Yes... |
0 | 169 |
128 | 170 GETCUSTOM8 d'4' ; loads premenu_timeout into WREG |
171 cpfsgt timeout_counter3 ; ... longer then premenu_timeout | |
172 return ; No! | |
0 | 173 |
128 | 174 bcf premenu ; Yes, so clear "Menu?" and clear pre_menu bit |
175 call PLED_menu_clear ; Remove "Menu?" | |
0 | 176 return |
177 | |
128 | 178 divemode_apnoe_tasks: ; 1 sec. Apnoe tasks |
0 | 179 call PLED_display_apnoe_descent ; Show descent timer |
180 | |
181 btfsc divemode2 ; Time running? | |
182 bra divemode_apnoe_tasks2 ; New descent, reset data if flag is set | |
183 | |
184 call PLED_display_apnoe_surface | |
185 incf apnoe_surface_secs,F | |
186 movlw d'60' | |
187 cpfseq apnoe_surface_secs | |
188 bra divemode_apnoe_tasks1 | |
189 clrf apnoe_surface_secs | |
190 incf apnoe_surface_mins,F | |
191 | |
192 divemode_apnoe_tasks1: | |
193 bcf FLAG_active_descent ; Clear flag | |
194 btfsc divemode2 ; Time running? | |
195 return ; Yes, return | |
196 | |
197 bsf FLAG_active_descent ; Set Flag | |
198 return | |
199 | |
200 divemode_apnoe_tasks2: | |
201 btfss FLAG_active_descent ; Are descending? | |
202 return ; No, We are at the surface | |
203 rcall apnoe_calc_maxdepth ; Yes! | |
204 | |
205 divemode_apnoe_tasks3: | |
206 call PLED_apnoe_clear_surface ; Clear Surface timer | |
207 | |
208 clrf apnoe_timeout_counter ; Delete timeout | |
209 clrf apnoe_surface_secs | |
210 clrf apnoe_surface_mins | |
211 clrf apnoe_secs | |
212 clrf apnoe_mins ; Reset Descent time | |
213 clrf max_pressure+0 | |
214 clrf max_pressure+1 ; Reset Max. Depth | |
215 bcf FLAG_active_descent ; Clear flag | |
216 return | |
217 | |
218 apnoe_calc_maxdepth: | |
219 movff apnoe_max_pressure+0,sub_a+0 | |
220 movff apnoe_max_pressure+1,sub_a+1 | |
221 movff max_pressure+0,sub_b+0 | |
222 movff max_pressure+1,sub_b+1 | |
223 call sub16 ; sub_c = sub_a - sub_b | |
224 ; apnoe_max_pressure<max_pressure -> neg_flag=1 | |
225 ; max_pressure<=apnoe_max_pressure -> neg_flag=0 | |
226 btfss neg_flag | |
227 return | |
228 ;apnoe_max_pressure<max_pressure | |
229 movff max_pressure+0,apnoe_max_pressure+0 | |
230 movff max_pressure+1,apnoe_max_pressure+1 | |
231 return | |
232 | |
233 set_leds_divemode: | |
234 movff char_O_gradient_factor,lo ; gradient factor absolute | |
235 | |
236 GETCUSTOM8 d'14' ; threshold for LED warning | |
237 cpfslt lo ; | |
238 call warn_gf1 ; show warning, set flags | |
239 | |
240 movff char_I_deco_model,lo | |
241 decfsz lo,W ; jump over return if char_I_deco_model == 1 | |
242 return | |
243 | |
244 movff char_O_relative_gradient_GF,lo ; gradient factor relative (GF model) | |
245 | |
246 GETCUSTOM8 d'14' ; threshold for LED warning | |
247 cpfslt lo ; | |
248 call warn_gf1 ; show warning, set flags | |
249 | |
250 return | |
251 | |
252 warn_gf1: | |
253 movlw d'2' ; Type of Alarm | |
254 movwf AlarmType ; Copy to Alarm Register | |
255 bsf event_occured ; Set Event Flag | |
256 return | |
257 | |
258 calc_deko_divemode: | |
259 btfsc twosecupdate ; two seconds after the last call | |
260 bra calc_deko_divemode2 ; Yes, calculate and display deco data ("first second") | |
261 | |
49 | 262 bsf twosecupdate ; No, but next second! |
0 | 263 ; Routines used in the "other second" |
264 call calc_average_depth ; calculate average depth | |
265 call calc_velocity ; calculate vertical velocity and display if > threshold (every two seconds) | |
266 | |
222
638f8e17bd51
Prototyping deco_gas_volumes() to compute gas consumption per tank with decoplanning.
JeanDo
parents:
221
diff
changeset
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267 ; calculate ppO2 in 0.01Bar (e.g. 150 = 1.50 Bar ppO2) |
638f8e17bd51
Prototyping deco_gas_volumes() to compute gas consumption per tank with decoplanning.
JeanDo
parents:
221
diff
changeset
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268 movff amb_pressure+0,xA+0 ; P_amb in milibar (1000 = 1.000 bar). |
0 | 269 movff amb_pressure+1,xA+1 |
49 | 270 movlw d'10' |
0 | 271 movwf xB+0 |
272 clrf xB+1 | |
222
638f8e17bd51
Prototyping deco_gas_volumes() to compute gas consumption per tank with decoplanning.
JeanDo
parents:
221
diff
changeset
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273 call div16x16 ; xC=p_amb/10 (100 = 1.00 bar). |
0 | 274 movff xC+0,xA+0 |
275 movff xC+1,xA+1 | |
276 movff char_I_O2_ratio,xB+0 | |
277 clrf xB+1 | |
222
638f8e17bd51
Prototyping deco_gas_volumes() to compute gas consumption per tank with decoplanning.
JeanDo
parents:
221
diff
changeset
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278 call mult16x16 ; char_I_O2_ratio * (p_amb/10) |
0 | 279 movff xC+0,xA+0 |
280 movff xC+1,xA+1 | |
49 | 281 movlw d'100' |
0 | 282 movwf xB+0 |
283 clrf xB+1 | |
284 call div16x16 ; xC=(char_I_O2_ratio * p_amb/10)/100 | |
285 | |
286 ; Copy ppO2 for CNS calculation | |
287 movff xC+0, char_I_actual_ppO2 ; copy last ppO2 to buffer register | |
288 btfsc FLAG_const_ppO2_mode ; do in const_ppO2_mode | |
289 movff char_I_const_ppO2, char_I_actual_ppO2 ; copy last ppO2 to buffer register | |
290 | |
291 ; Calculate CNS | |
116 | 292 call deco_calc_CNS_fraction ; calculate CNS |
0 | 293 movlb b'00000001' ; rambank 1 selected |
294 | |
295 ; Check if CNS should be displayed | |
296 movff char_O_CNS_fraction,lo ; copy into bank1 | |
297 GETCUSTOM8 d'27' ; cns_display_high | |
298 subwf lo,W | |
299 btfsc STATUS,C | |
300 call PLED_display_cns ; Show CNS | |
8 | 301 call check_gas_change ; Checks if a better gas should be selected (by user) |
302 | |
0 | 303 ; Check for decompression gases if in decomode |
304 btfss dekostop_active | |
305 bra reset_decompression_gases ; While in NDL, do not set deompression gas | |
306 | |
38 | 307 divemode_check_decogases: ; CALLed from Simulator |
33 | 308 ; Copy active gases to char_I_deco_N2_ratio and char_I_deco_He_ratio |
49 | 309 read_int_eeprom d'97' ; Read He ratio |
224 | 310 movff EEDATA,char_I_deco_He_ratio+4 ; And copy into hold register |
49 | 311 read_int_eeprom d'96' ; Read O2 ratio |
224 | 312 movff char_I_deco_He_ratio+4, wait_temp ; copy into bank1 register |
49 | 313 bsf STATUS,C ; |
314 movlw d'100' ; 100% | |
315 subfwb wait_temp,W ; minus He | |
316 subfwb EEDATA,F ; minus O2 | |
224 | 317 movff EEDATA, char_I_deco_N2_ratio+4; = N2! |
0 | 318 |
49 | 319 read_int_eeprom d'101' ; Read He ratio |
224 | 320 movff EEDATA,char_I_deco_He_ratio+3 ; And copy into hold register |
49 | 321 read_int_eeprom d'100' ; Read O2 ratio |
224 | 322 movff char_I_deco_He_ratio+3, wait_temp ; copy into bank1 register |
49 | 323 bsf STATUS,C ; |
324 movlw d'100' ; 100% | |
325 subfwb wait_temp,W ; minus He | |
326 subfwb EEDATA,F ; minus O2 | |
224 | 327 movff EEDATA, char_I_deco_N2_ratio+3; = N2! |
49 | 328 |
329 read_int_eeprom d'105' ; Read He ratio | |
224 | 330 movff EEDATA,char_I_deco_He_ratio+2 ; And copy into hold register |
49 | 331 read_int_eeprom d'104' ; Read O2 ratio |
224 | 332 movff char_I_deco_He_ratio+2, wait_temp ; copy into bank1 register |
49 | 333 bsf STATUS,C ; |
334 movlw d'100' ; 100% | |
335 subfwb wait_temp,W ; minus He | |
336 subfwb EEDATA,F ; minus O2 | |
224 | 337 movff EEDATA, char_I_deco_N2_ratio+2; = N2! |
49 | 338 |
339 read_int_eeprom d'109' ; Read He ratio | |
224 | 340 movff EEDATA,char_I_deco_He_ratio+1 ; And copy into hold register |
49 | 341 read_int_eeprom d'108' ; Read O2 ratio |
224 | 342 movff char_I_deco_He_ratio+1, wait_temp ; copy into bank1 register |
49 | 343 bsf STATUS,C ; |
344 movlw d'100' ; 100% | |
345 subfwb wait_temp,W ; minus He | |
346 subfwb EEDATA,F ; minus O2 | |
224 | 347 movff EEDATA, char_I_deco_N2_ratio+1; = N2! |
0 | 348 |
45 | 349 read_int_eeprom d'113' ; Read He ratio |
224 | 350 movff EEDATA,char_I_deco_He_ratio+0; And copy into hold register |
45 | 351 read_int_eeprom d'112' ; Read O2 ratio |
224 | 352 movff char_I_deco_He_ratio+0, wait_temp ; copy into bank1 register |
39 | 353 bsf STATUS,C ; |
354 movlw d'100' ; 100% | |
355 subfwb wait_temp,W ; minus He | |
356 subfwb EEDATA,F ; minus O2 | |
224 | 357 movff EEDATA, char_I_deco_N2_ratio+0; = N2! |
39 | 358 |
45 | 359 ; Now, set change depth. Inactive gases have depth=0! |
221 | 360 read_int_eeprom d'118' ; read gas_change_depth Gas1 |
361 btfss sorted_gaslist_active,0 ; Apply depth? | |
362 clrf EEDATA ; No, clear! | |
222
638f8e17bd51
Prototyping deco_gas_volumes() to compute gas consumption per tank with decoplanning.
JeanDo
parents:
221
diff
changeset
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363 movff EEDATA,char_I_deco_gas_change+4 ; Yes! |
221 | 364 |
365 read_int_eeprom d'119' ; read gas_change_depth Gas2 | |
366 btfss sorted_gaslist_active,1 ; Apply depth? | |
367 clrf EEDATA ; No, clear! | |
222
638f8e17bd51
Prototyping deco_gas_volumes() to compute gas consumption per tank with decoplanning.
JeanDo
parents:
221
diff
changeset
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368 movff EEDATA,char_I_deco_gas_change+3 ; Yes! |
45 | 369 |
221 | 370 read_int_eeprom d'120' ; read gas_change_depth Gas3 |
371 btfss sorted_gaslist_active,2 ; Apply depth? | |
372 clrf EEDATA ; No, clear! | |
222
638f8e17bd51
Prototyping deco_gas_volumes() to compute gas consumption per tank with decoplanning.
JeanDo
parents:
221
diff
changeset
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373 movff EEDATA,char_I_deco_gas_change+2 ; Yes! |
221 | 374 |
375 read_int_eeprom d'121' ; read gas_change_depth Gas4 | |
376 btfss sorted_gaslist_active,3 ; Apply depth? | |
377 clrf EEDATA ; No, clear! | |
222
638f8e17bd51
Prototyping deco_gas_volumes() to compute gas consumption per tank with decoplanning.
JeanDo
parents:
221
diff
changeset
|
378 movff EEDATA,char_I_deco_gas_change+1 ; Yes! |
221 | 379 |
380 read_int_eeprom d'122' ; read gas_change_depth Gas5 | |
381 btfss sorted_gaslist_active,4 ; Apply depth? | |
382 clrf EEDATA ; No, clear! | |
222
638f8e17bd51
Prototyping deco_gas_volumes() to compute gas consumption per tank with decoplanning.
JeanDo
parents:
221
diff
changeset
|
383 movff EEDATA,char_I_deco_gas_change+0 ; Yes! |
38 | 384 |
385 ; Debugger | |
45 | 386 ; call enable_rs232 |
224 | 387 ; movff char_I_deco_He_ratio+4,TXREG |
39 | 388 ; call rs232_wait_tx ; wait for UART |
224 | 389 ; movff char_I_deco_N2_ratio+4,TXREG |
39 | 390 ; call rs232_wait_tx ; wait for UART |
224 | 391 ; movff char_I_deco_He_ratio+3,TXREG |
39 | 392 ; call rs232_wait_tx ; wait for UART |
224 | 393 ; movff char_I_deco_N2_ratio+3,TXREG |
39 | 394 ; call rs232_wait_tx ; wait for UART |
224 | 395 ; movff char_I_deco_He_ratio+2,TXREG |
39 | 396 ; call rs232_wait_tx ; wait for UART |
224 | 397 ; movff char_I_deco_N2_ratio+2,TXREG |
39 | 398 ; call rs232_wait_tx ; wait for UART |
224 | 399 ; movff char_I_deco_He_ratio+1,TXREG |
39 | 400 ; call rs232_wait_tx ; wait for UART |
224 | 401 ; movff char_I_deco_N2_ratio+1,TXREG |
39 | 402 ; call rs232_wait_tx ; wait for UART |
403 ; movff char_I_deco_He_ratio,TXREG | |
404 ; call rs232_wait_tx ; wait for UART | |
405 ; movff char_I_deco_N2_ratio,TXREG | |
406 ; call rs232_wait_tx ; wait for UART | |
407 ; movff char_I_deco_gas_change5,TXREG | |
408 ; call rs232_wait_tx ; wait for UART | |
409 ; movff char_I_deco_gas_change4,TXREG | |
410 ; call rs232_wait_tx ; wait for UART | |
411 ; movff char_I_deco_gas_change3,TXREG | |
221 | 412 ; call rs232_wait_tx ; wait for UART |
39 | 413 ; movff char_I_deco_gas_change2,TXREG |
414 ; call rs232_wait_tx ; wait for UART | |
415 ; movff char_I_deco_gas_change,TXREG | |
416 ; call rs232_wait_tx ; wait for UART | |
47 | 417 |
33 | 418 return |
0 | 419 |
420 reset_decompression_gases: ; reset the deco gas while in NDL | |
421 ostc_debug 'F' ; Sends debug-information to screen if debugmode active | |
422 clrf lo | |
222
638f8e17bd51
Prototyping deco_gas_volumes() to compute gas consumption per tank with decoplanning.
JeanDo
parents:
221
diff
changeset
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423 movff lo,char_I_deco_gas_change+4 |
638f8e17bd51
Prototyping deco_gas_volumes() to compute gas consumption per tank with decoplanning.
JeanDo
parents:
221
diff
changeset
|
424 movff lo,char_I_deco_gas_change+3 |
638f8e17bd51
Prototyping deco_gas_volumes() to compute gas consumption per tank with decoplanning.
JeanDo
parents:
221
diff
changeset
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425 movff lo,char_I_deco_gas_change+2 |
638f8e17bd51
Prototyping deco_gas_volumes() to compute gas consumption per tank with decoplanning.
JeanDo
parents:
221
diff
changeset
|
426 movff lo,char_I_deco_gas_change+1 |
638f8e17bd51
Prototyping deco_gas_volumes() to compute gas consumption per tank with decoplanning.
JeanDo
parents:
221
diff
changeset
|
427 movff lo,char_I_deco_gas_change+0 ; clear |
0 | 428 return |
429 | |
430 calc_deko_divemode2: | |
431 bcf twosecupdate | |
432 | |
433 btfsc gauge_mode ; ignore decompression calculation in gauge mode | |
434 return | |
435 btfsc FLAG_apnoe_mode ; ignore decompression calculation in apnoe mode | |
436 return | |
437 | |
438 ostc_debug 'B' ; Sends debug-information to screen if debugmode active | |
439 call divemode_prepare_flags_for_deco | |
40 | 440 |
441 movlw d'0' | |
442 movff WREG,char_I_step_is_1min ; 2 second deco mode | |
443 | |
116 | 444 call deco_calc_hauptroutine ; calc_tissue |
0 | 445 movlb b'00000001' ; rambank 1 selected |
446 ostc_debug 'C' ; Sends debug-information to screen if debugmode active | |
447 | |
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448 movff char_O_first_deco_depth,wait_temp ; copy ceiling to temp register |
0 | 449 tstfsz wait_temp ; Ceiling<0m? |
450 bra calc_deko_divemode3 ; Yes! | |
451 | |
452 btfsc dekostop_active | |
453 call PLED_display_ndl_mask ; Clear deco data, display nostop time | |
454 bcf dekostop_active ; clear flag | |
455 | |
456 clrf decodata+0 ; for profile memory | |
457 movff char_O_nullzeit,decodata+1 ; nostop time | |
458 | |
459 call PLED_display_ndl ; display no deco limit | |
460 return | |
461 | |
124 | 462 ;----------------------------------------------------------------------------- |
69 | 463 |
0 | 464 divemode_prepare_flags_for_deco: |
465 movff amb_pressure+0,int_I_pres_respiration+0 ; lo and copy result to deco routine | |
466 movff amb_pressure+1,int_I_pres_respiration+1 ; hi | |
197 | 467 GETCUSTOM8 d'11' ; Saturation multiplier % |
468 movff WREG,char_I_saturation_multiplier | |
469 GETCUSTOM8 d'12' ; Desaturation multiplier % | |
470 movff WREG,char_I_desaturation_multiplier | |
471 GETCUSTOM8 d'16' ; Deco distance to decostop in 1/10 meter for simulation | |
472 movff WREG,char_I_deco_distance | |
473 GETCUSTOM8 d'29' ; Depth Last Deco in meter for simulation | |
474 movff WREG,char_I_depth_last_deco | |
203 | 475 movff divemins+0,int_I_divemins+0 ; Current dive time. |
476 movff divemins+1,int_I_divemins+1 | |
197 | 477 goto restart_set_modes_and_flags ; Sets decomode (char_I_deco_model) and flags (again) |
0 | 478 |
479 calc_deko_divemode3: | |
480 btfss dekostop_active | |
197 | 481 call PLED_display_deko_mask ; clear nostop time, display decodata |
0 | 482 bsf dekostop_active ; Set flag |
483 | |
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484 movff char_O_first_deco_depth,decodata+0 ; ceiling |
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485 movff char_O_first_deco_time,decodata+1 ; length of first stop in minues |
0 | 486 |
487 call PLED_display_deko ; display decodata | |
488 return | |
489 | |
490 store_dive_data: ; CF20 seconds gone | |
491 bcf store_sample ; update only any CF20 seconds | |
492 bsf update_divetime ; update divemins every CF20 seconds | |
493 | |
233 | 494 ifndef __DEBUG |
495 btfsc simulatormode_active ; Are we in simulator mode? | |
496 return ; Yes, discard everything | |
497 endif | |
33 | 498 |
0 | 499 btfsc header_stored ; Header already stored? |
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500 bra store_dive_data2 ; Yes, store only profile data |
0 | 501 bsf header_stored ; Store header |
502 | |
503 movff eeprom_address+0, eeprom_header_address+0 ; store startposition | |
504 movff eeprom_address+1, eeprom_header_address+1 ; store startposition | |
505 | |
506 ; shift address for header | |
507 ; the header will be stored after the dive | |
508 incf_eeprom_address d'47' ; Macro, that adds 8Bit to eeprom_address:2 with banking at 0x8000 | |
509 | |
510 store_dive_data2: | |
511 movf rel_pressure+0,W ; store depth with every sample | |
512 call write_external_eeprom | |
513 movf rel_pressure+1,W | |
514 call write_external_eeprom | |
515 | |
516 ;First, find out how many bytes will append to this sample.... | |
517 clrf ProfileFlagByte ; clear number of bytes to append | |
518 | |
519 ; Check Extented informations | |
520 decfsz divisor_temperature,W ; Check divisor | |
521 bra check_extended1 | |
522 movlw d'2' ; Information length | |
523 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
524 check_extended1: | |
525 decfsz divisor_deco,W ; Check divisor | |
526 bra check_extended2 | |
527 movlw d'2' ; Information length | |
528 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
529 check_extended2: | |
530 decfsz divisor_tank,W ; Check divisor | |
531 bra check_extended3 | |
532 movlw d'2' ; Information length | |
533 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
534 check_extended3: | |
535 decfsz divisor_ppo2,W ; Check divisor | |
536 bra check_extended4 | |
537 movlw d'3' ; Information length | |
538 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
539 check_extended4: | |
540 decfsz divisor_deco_debug,W; Check divisor | |
541 bra check_extended5 | |
542 movlw d'9' ; Information length | |
543 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
544 check_extended5: | |
545 decfsz divisor_nuy2,W ; Check divisor | |
546 bra check_extended6 | |
547 movlw d'0' ; Information length | |
548 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
549 check_extended6: | |
550 | |
551 ; Second, check global event flag | |
552 btfss event_occured ; Check global event flag | |
553 bra store_dive_data3 ; No Event | |
554 movlw d'1' | |
555 addwf ProfileFlagByte,F ; add one byte (The EventByte) | |
556 | |
557 clrf EventByte ; reset EventByte | |
558 | |
559 movf AlarmType,W ; Type of Alarm Bit 0-3 | |
560 addwf EventByte,F ; Copy to EventByte Bit 0-3 | |
561 clrf AlarmType ; Reset AlarmType | |
562 | |
563 ; Third, check events and add aditional bytes | |
564 btfss manual_gas_changed ; Check flag | |
565 bra check_event1 | |
566 movlw d'2' ; Information length | |
567 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
568 bsf EventByte,4 ; Also set Flag in EventByte! | |
569 check_event1: | |
570 btfss stored_gas_changed ; Check flag | |
571 bra check_event2 | |
572 movlw d'1' ; Information length | |
573 addwf ProfileFlagByte,F ; add to ProfileFlagByte | |
574 bsf EventByte,5 ; Also set Flag in EventByte! | |
575 check_event2: | |
576 bsf ProfileFlagByte,7 ; Set EventByte Flag in ProfileFlagByte | |
577 | |
578 store_dive_data3: | |
579 movf ProfileFlagByte,W ; finally, write ProfileFlagByte! | |
580 call write_external_eeprom | |
581 | |
582 btfss event_occured ; Check global event flag (again) | |
583 bra store_dive_data4 ; No Event | |
584 | |
585 ; Store the EventByte + additional bytes now | |
586 movf EventByte,W | |
587 call write_external_eeprom | |
588 | |
589 btfss manual_gas_changed ; Check flag | |
590 bra store_dive_data3a | |
591 read_int_eeprom d'24' ; % O2 Gas6 | |
592 movf EEDATA,W | |
593 call write_external_eeprom | |
594 read_int_eeprom d'25' ; % He Gas6 | |
595 movf EEDATA,W | |
596 call write_external_eeprom | |
597 | |
598 store_dive_data3a: | |
599 btfss stored_gas_changed ; Check flag | |
600 bra store_dive_data3b | |
601 movf active_gas,W ; Store active gas | |
602 call write_external_eeprom | |
603 | |
604 store_dive_data3b: | |
605 | |
606 store_dive_data4: | |
607 bcf event_occured ; Clear the global event flag | |
608 bcf manual_gas_changed ; Clear all events | |
609 bcf stored_gas_changed ; Clear all events | |
610 | |
611 ; Store extended informations | |
612 decfsz divisor_temperature,F ; Check divisor | |
613 bra store_extended1 | |
614 rcall store_dive_temperature | |
615 store_extended1: | |
616 decfsz divisor_deco,F ; Check divisor | |
617 bra store_extended2 | |
618 rcall store_dive_decodata | |
619 store_extended2: | |
620 decfsz divisor_tank,F ; Check divisor | |
621 bra store_extended3 | |
622 rcall store_dive_tankdata | |
623 store_extended3: | |
624 decfsz divisor_ppo2,F ; Check divisor | |
625 bra store_extended4 | |
626 rcall store_dive_ppo2 | |
627 store_extended4: | |
628 decfsz divisor_deco_debug,F; Check divisor | |
629 bra store_extended5 | |
630 rcall store_dive_decodebug | |
631 store_extended5: | |
632 decfsz divisor_nuy2,F ; Check divisor | |
633 bra store_extended6 | |
634 rcall store_dive_nuy2 | |
635 store_extended6: | |
636 | |
637 ; The next block is required to take care of "store never" | |
638 btfsc divisor_temperature,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
639 clrf divisor_temperature ; And clear register again, so it will never reach zero... | |
640 btfsc divisor_deco,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
641 clrf divisor_deco ; And clear register again, so it will never reach zero... | |
642 btfsc divisor_tank,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
643 clrf divisor_tank ; And clear register again, so it will never reach zero... | |
644 btfsc divisor_ppo2,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
645 clrf divisor_ppo2 ; And clear register again, so it will never reach zero... | |
646 btfsc divisor_deco_debug,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
647 clrf divisor_deco_debug ; And clear register again, so it will never reach zero... | |
648 btfsc divisor_nuy2,7 ; Test highest Bit (Register must have been zero before the "decfsz" command!) | |
649 clrf divisor_nuy2 ; And clear register again, so it will never reach zero... | |
650 | |
651 ostc_debug 'D' ; Sends debug-information to screen if debugmode active | |
652 return ; Done. | |
653 | |
654 store_dive_nuy2: | |
655 GETCUSTOM8 d'26' | |
656 movwf divisor_nuy2 ; Reload divisor from CF | |
657 return | |
658 | |
659 store_dive_decodebug: | |
171 | 660 ; Dump 9 bytes, int_O_DBS_bitfield .. char_O_NDL_at_20mtr |
661 lfsr FSR2, int_O_DBS_bitfield | |
662 movf POSTINC2,W | |
0 | 663 call write_external_eeprom ; Store in EEPROM |
171 | 664 movf POSTINC2,W |
0 | 665 call write_external_eeprom ; Store in EEPROM |
171 | 666 movf POSTINC2,W |
667 call write_external_eeprom ; Store in EEPROM | |
668 movf POSTINC2,W | |
0 | 669 call write_external_eeprom ; Store in EEPROM |
171 | 670 movf POSTINC2,W |
0 | 671 call write_external_eeprom ; Store in EEPROM |
171 | 672 movf POSTINC2,W |
0 | 673 call write_external_eeprom ; Store in EEPROM |
171 | 674 movf POSTINC2,W |
0 | 675 call write_external_eeprom ; Store in EEPROM |
171 | 676 movf POSTINC2,W |
0 | 677 call write_external_eeprom ; Store in EEPROM |
171 | 678 movf POSTINC2,W |
0 | 679 call write_external_eeprom ; Store in EEPROM |
680 GETCUSTOM8 d'25' | |
681 movwf divisor_deco_debug ; Reload divisor from CF | |
682 return | |
683 | |
684 store_dive_ppo2: | |
685 movlw 0x00 ; Dummy | |
686 call write_external_eeprom | |
687 movlw 0x00 ; Dummy | |
688 call write_external_eeprom | |
689 movlw 0x00 ; Dummy | |
690 call write_external_eeprom | |
691 GETCUSTOM8 d'24' | |
692 movwf divisor_ppo2 ; Reload divisor from CF | |
693 return | |
694 | |
695 store_dive_tankdata: | |
696 movlw d'0' ; Dummy Tank1 | |
697 call write_external_eeprom | |
698 movlw d'0' ; Dummy Tank2 | |
699 call write_external_eeprom | |
700 GETCUSTOM8 d'23' | |
701 movwf divisor_tank ; Reload divisor from CF | |
702 return | |
703 | |
704 store_dive_decodata: | |
705 movf decodata+0,W ; =0:no stop dive, if in deco mode: ceiling in m | |
706 call write_external_eeprom | |
707 movf decodata+1,W ; no stop time of length of first stop | |
708 call write_external_eeprom | |
709 GETCUSTOM8 d'22' | |
710 movwf divisor_deco ; Reload divisor from CF | |
711 return | |
712 | |
713 store_dive_temperature: | |
714 movf temperature+0,W ; append temperature to current sample! | |
715 call write_external_eeprom | |
716 movf temperature+1,W | |
717 call write_external_eeprom | |
718 GETCUSTOM8 d'21' | |
719 movwf divisor_temperature ; Reload divisor from CF | |
720 return | |
721 | |
722 calc_velocity: ; called every two seconds | |
723 btfss divemode | |
724 bra do_not_display_velocity ; display velocity only in divemode | |
725 | |
726 calc_velocity2: | |
727 movff amb_pressure+0,sub_a+0 | |
728 movff amb_pressure+1,sub_a+1 | |
729 movff last_pressure+0,sub_b+0 | |
730 movff last_pressure+1,sub_b+1 | |
731 movff amb_pressure+0,last_pressure+0 ; store old value for velocity | |
732 movff amb_pressure+1,last_pressure+1 | |
733 | |
734 call sub16 ; sub_c = amb_pressure - last_pressure | |
735 | |
736 movff sub_c+0,xA+0 | |
737 movff sub_c+1,xA+1 | |
738 movlw d'39' ;77 when called every second.... | |
739 movwf xB+0 | |
740 clrf xB+1 | |
741 call mult16x16 ; differential pressure in mBar*77... | |
742 movff xC+0,divA+0 | |
743 movff xC+1,divA+1 | |
744 movlw d'7' | |
745 movwf divB | |
746 call div16 ; devided by 2^7 equals velocity in m/min | |
747 | |
748 movlw d'99' | |
749 cpfsgt divA | |
750 bra calc_velocity3 | |
751 movwf divA ; divA=99 | |
752 | |
753 calc_velocity3: | |
754 | |
755 GETCUSTOM8 d'5' ; threshold for display vertical velocity | |
756 subwf divA+0,W ; | |
757 | |
758 btfss STATUS,C | |
759 bra do_not_display_velocity | |
760 | |
761 update_velocity: | |
762 bsf display_velocity | |
763 call PLED_display_velocity | |
764 return | |
765 | |
766 do_not_display_velocity: | |
767 btfss display_velocity ; Velocity was not displayed, do not delete | |
768 return | |
769 | |
770 bcf display_velocity ; Velocity was displayed, delete velocity now | |
771 call PLED_display_velocity_clear | |
772 return | |
773 | |
774 check_ppO2: ; check current ppO2 and display warning if required | |
775 btfsc FLAG_const_ppO2_mode ; ignore in ppO2 mode.... | |
776 return | |
777 | |
3 | 778 check_ppO2_bail: ; In CC mode but bailout active! |
0 | 779 movff amb_pressure+0,xA+0 |
780 movff amb_pressure+1,xA+1 | |
781 movlw d'10' | |
782 movwf xB+0 | |
783 clrf xB+1 | |
784 call div16x16 ; xC=p_amb/10 | |
785 movff xC+0,xA+0 | |
786 movff xC+1,xA+1 | |
787 movff char_I_O2_ratio,xB+0 | |
788 clrf xB+1 | |
789 call mult16x16 ; char_I_O2_ratio * p_amb/10 | |
790 | |
74 | 791 ; Check very high ppO2 manually |
792 tstfsz xC+2 ; char_I_O2_ratio * p_amb/10 > 65536, ppO2>6,55Bar? | |
793 bra check_ppO2_bail2 ; Yes, display Value! | |
794 | |
0 | 795 ; Check if ppO2 should be displayed |
796 movff xC+0,sub_b+0 | |
797 movff xC+1,sub_b+1 | |
798 GETCUSTOM8 d'19' ; ppo2_display_high | |
799 mullw d'100' ; ppo2_display_high*100 | |
800 movff PRODL,sub_a+0 | |
801 movff PRODH,sub_a+1 | |
802 call sub16 | |
803 bcf ppO2_show_value ; clear flag | |
804 btfsc neg_flag | |
805 bsf ppO2_show_value ; set flag if required | |
806 | |
807 ;check if we are within our warning thresholds! | |
808 bcf ppO2_warn_value ; clear flag | |
809 movff xC+0,sub_b+0 | |
810 movff xC+1,sub_b+1 | |
811 GETCUSTOM8 d'18' ; ppo2_warning_high | |
812 mullw d'100' ; ppo2_warning_high*100 | |
813 movff PRODL,sub_a+0 | |
814 movff PRODH,sub_a+1 | |
815 call sub16 | |
816 btfss neg_flag | |
817 bra check_ppO2_0 ; Not too high | |
818 | |
74 | 819 check_ppO2_bail2: |
820 bsf ppO2_show_value ; set flag if required | |
0 | 821 bsf ppO2_warn_value ; set flag |
822 movlw d'5' ; Type of Alarm | |
823 movwf AlarmType ; Copy to Alarm Register | |
824 bsf event_occured ; Set Event Flag | |
825 | |
826 check_ppO2_0: | |
827 movff xC+0,sub_b+0 | |
828 movff xC+1,sub_b+1 | |
210 | 829 GETCUSTOM8 d'17' ; ppo2_warning_low |
830 mullw d'100' ; ppo2_warning_low*100 | |
0 | 831 movff PRODL,sub_a+0 |
832 movff PRODH,sub_a+1 | |
833 call sub16 | |
834 btfsc neg_flag | |
835 bra check_ppO2_1 ; Not too low | |
836 | |
837 bsf ppO2_warn_value ; set flag | |
838 bsf ppO2_show_value ; show ppO2 if below threshold! | |
839 movlw d'4' ; Type of Alarm | |
840 movwf AlarmType ; Copy to Alarm Register | |
841 bsf event_occured ; Set Event Flag | |
842 | |
843 check_ppO2_1: | |
844 btfsc ppO2_show_value ; show value? | |
845 bra check_ppO2_2 ; yes! | |
846 | |
847 btfss ppO2_display_active ; is the value displayed? | |
848 bra check_ppO2_3 ; No, so clear not required | |
849 | |
850 call PLED_show_ppO2_clear; Clear ppO2 value | |
851 bcf ppO2_display_active ; clear flag | |
852 bra check_ppO2_3 ; done | |
853 | |
854 check_ppO2_2: | |
855 call PLED_show_ppO2 ; Display ppO2 (stored in xC) | |
856 bsf ppO2_display_active ; Set flag | |
857 | |
858 check_ppO2_3: | |
859 return ; done | |
860 | |
861 | |
210 | 862 check_gas_change: ; Checks if a better gas should be selected (by user) |
8 | 863 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode |
864 | |
865 movff rel_pressure+0,xA+0 | |
866 movff rel_pressure+1,xA+1 | |
867 movlw d'100' | |
868 movwf xB+0 | |
869 clrf xB+1 | |
870 call div16x16 ; compute depth in full m -> result in xC+0 | |
871 | |
872 check_gas_change1: ; check gas1 | |
873 read_int_eeprom d'27' ; read flag register | |
874 btfss EEDATA,0 ; check active flag | |
875 bra check_gas_change2 ; skip inactive gases! | |
876 movlw d'1' | |
877 cpfseq active_gas ; is this gas currently selected? | |
878 bra check_gas_change1x ; No... | |
879 bra check_gas_change2 ; Yes, skip depth check | |
880 check_gas_change1x: | |
881 read_int_eeprom d'28' ; read gas_change_depth | |
882 movlw d'3' | |
883 cpfsgt EEDATA ; Change depth>3m? | |
884 bra check_gas_change2 ; No, Change depth not deep enough, skip! | |
885 movf xC+0,W ; load depth in m into WREG | |
886 cpfsgt EEDATA ; gas_change_depth < current depth? | |
887 bra check_gas_change2 ; No, check next gas | |
888 movlw d'3' | |
889 subwf EEDATA,W ; Change depth-3m | |
890 cpfslt xC+0 ; current depth<Change depth-3m? | |
891 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
892 | |
893 check_gas_change2: ; check gas2 | |
894 read_int_eeprom d'27' ; read flag register | |
895 btfss EEDATA,1 ; check active flag | |
896 bra check_gas_change3 ; skip inactive gases! | |
897 movlw d'2' | |
898 cpfseq active_gas ; is this gas currently selected? | |
899 bra check_gas_change2x ; No... | |
900 bra check_gas_change3 ; Yes, skip depth check | |
901 check_gas_change2x: | |
902 read_int_eeprom d'29' ; read gas_change_depth | |
903 movlw d'3' | |
904 cpfsgt EEDATA ; Change depth>3m? | |
905 bra check_gas_change3 ; No, Change depth not deep enough, skip! | |
906 movf xC+0,W ; load depth in m into WREG | |
907 cpfsgt EEDATA ; gas_change_depth < current depth? | |
908 bra check_gas_change3 ; No, check next gas | |
909 movlw d'3' | |
910 subwf EEDATA,W ; Change depth-3m | |
911 cpfslt xC+0 ; current depth<Change depth-3m? | |
912 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
913 | |
914 check_gas_change3: ; check gas3 | |
915 read_int_eeprom d'27' ; read flag register | |
916 btfss EEDATA,2 ; check active flag | |
917 bra check_gas_change4 ; skip inactive gases! | |
918 movlw d'3' | |
919 cpfseq active_gas ; is this gas currently selected? | |
920 bra check_gas_change3x ; No... | |
921 bra check_gas_change4 ; Yes, skip depth check | |
922 check_gas_change3x: | |
923 read_int_eeprom d'30' ; read gas_change_depth | |
924 movlw d'3' | |
925 cpfsgt EEDATA ; Change depth>3m? | |
926 bra check_gas_change4 ; No, Change depth not deep enough, skip! | |
927 movf xC+0,W ; load depth in m into WREG | |
928 cpfsgt EEDATA ; gas_change_depth < current depth? | |
929 bra check_gas_change4 ; No, check next gas | |
930 movlw d'3' | |
931 subwf EEDATA,W ; Change depth-3m | |
932 cpfslt xC+0 ; current depth<Change depth-3m? | |
933 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
934 | |
935 check_gas_change4: ; check gas4 | |
936 read_int_eeprom d'27' ; read flag register | |
937 btfss EEDATA,3 ; check active flag | |
938 bra check_gas_change5 ; skip inactive gases! | |
939 movlw d'4' | |
940 cpfseq active_gas ; is this gas currently selected? | |
941 bra check_gas_change4x ; No... | |
942 bra check_gas_change5 ; Yes, skip depth check | |
943 check_gas_change4x: | |
944 read_int_eeprom d'31' ; read gas_change_depth | |
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945 movlw d'3' |
8 | 946 cpfsgt EEDATA ; Change depth>3m? |
947 bra check_gas_change5 ; No, Change depth not deep enough, skip! | |
948 movf xC+0,W ; load depth in m into WREG | |
949 cpfsgt EEDATA ; gas_change_depth < current depth? | |
950 bra check_gas_change5 ; No, check next gas | |
951 movlw d'3' | |
952 subwf EEDATA,W ; Change depth-3m | |
953 cpfslt xC+0 ; current depth<Change depth-3m? | |
954 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
955 | |
956 check_gas_change5: ; check gas5 | |
957 read_int_eeprom d'27' ; read flag register | |
958 btfss EEDATA,4 ; check active flag | |
959 bra check_gas_change6 ; skip inactive gases! | |
960 movlw d'5' | |
961 cpfseq active_gas ; is this gas currently selected? | |
962 bra check_gas_change5x ; No... | |
963 bra check_gas_change6 ; Yes, skip depth check | |
964 check_gas_change5x: | |
965 read_int_eeprom d'32' ; read gas_change_depth | |
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966 movlw d'3' |
8 | 967 cpfsgt EEDATA ; Change depth>3m? |
968 bra check_gas_change6 ; No, Change depth not deep enough, skip! | |
969 movf xC+0,W ; load depth in m into WREG | |
970 cpfsgt EEDATA ; gas_change_depth < current depth? | |
971 bra check_gas_change6 ; No, check next gas | |
972 movlw d'3' | |
973 subwf EEDATA,W ; Change depth-3m | |
974 cpfslt xC+0 ; current depth<Change depth-3m? | |
975 bsf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode | |
976 | |
977 check_gas_change6: ;Done | |
210 | 978 call PLED_active_gas_divemode; Display gas, if required (and with "*" if irequired...) |
8 | 979 return |
980 | |
0 | 981 calculate_noflytime: |
982 ; calculate nofly time | |
983 movff int_O_desaturation_time+0,xA+0 | |
984 movff int_O_desaturation_time+1,xA+1 | |
985 tstfsz xA+0 ; Desat=0? | |
986 bra calculate_noflytime2 | |
987 tstfsz xA+1 ; Desat=0? | |
988 bra calculate_noflytime2 | |
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989 |
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990 calculate_noflytime_3: |
0 | 991 ; Desaturation time = zero |
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992 clrf nofly_time+0 ; Clear nofly time |
0 | 993 clrf nofly_time+1 ; Clear nofly time |
994 bcf nofly_active ; Clear flag | |
995 return | |
218 | 996 |
0 | 997 calculate_noflytime2: |
998 movff xA+0,int_I_temp+0 | |
999 movff xA+1,int_I_temp+1 | |
1000 GETCUSTOM8 .13 ; nofly_time_ratio | |
218 | 1001 movff WREG,char_I_temp |
0 | 1002 ostc_debug 'K' ; Sends debug-information to screen if debugmode active |
116 | 1003 call deco_calc_percentage |
0 | 1004 movlb b'00000001' ; select ram bank 1 |
1005 ostc_debug 'L' ; Sends debug-information to screen if debugmode active | |
1006 movff int_I_temp+0,xA+0 | |
1007 movff int_I_temp+1,xA+1 | |
1008 tstfsz xA+0 ; Desat=0? | |
1009 bra calculate_noflytime_2_final | |
1010 tstfsz xA+1 ; Desat=0? | |
1011 bra calculate_noflytime_2_final | |
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1012 bra calculate_noflytime_3 |
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1013 |
0 | 1014 calculate_noflytime_2_final: |
1015 movff xA+0,nofly_time+0 | |
1016 movff xA+1,nofly_time+1 | |
1017 bsf nofly_active ; Set flag | |
1018 return | |
1019 | |
1020 end_dive: | |
1021 btfss realdive ; dive longer then one minute | |
1022 goto end_dive_common ; No, discard everything | |
1023 | |
233 | 1024 ; In DEBUG compile, keep all simulated dives in logbook, Desat time, nofly, etc... |
1025 ifndef __DEBUG | |
1026 btfsc simulatormode_active ; Are we in simulator mode? | |
1027 goto end_dive_common ; Yes, discard everything | |
1028 endif | |
33 | 1029 |
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1030 ; Dive finished (and longer then one minute or Apnoe timeout occured) |
0 | 1031 |
1032 btfsc FLAG_apnoe_mode ; Calc max. depth (again) for very short apnoe dives | |
1033 rcall apnoe_calc_maxdepth | |
1034 | |
1035 ; calculate desaturation time | |
1036 movff last_surfpressure_30min+0,int_I_pres_respiration+0 ; copy surface air pressure to deco routine | |
1037 movff last_surfpressure_30min+1,int_I_pres_respiration+1 ; 30min old values | |
1038 | |
1039 GETCUSTOM8 d'12' ; Desaturation multiplier % | |
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1040 movff WREG,char_I_desaturation_multiplier |
0 | 1041 |
1042 ostc_debug 'G' ; Sends debug-information to screen if debugmode active | |
116 | 1043 call deco_calc_desaturation_time ; calculate desaturation time |
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1044 movlb b'00000001' ; select ram bank 1 |
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1045 rcall calculate_noflytime ; Calc NoFly time |
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1046 ostc_debug 'H' ; Sends debug-information to screen if debugmode active |
0 | 1047 ; store header and ... |
1048 movlw 0xFD ; .... End-of-Profile Bytes | |
1049 call write_external_eeprom | |
1050 movlw 0xFD | |
1051 call write_external_eeprom | |
1052 movlw 0xFE ; This positon will be overwritten for the next profile | |
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1053 call write_external_eeprom ; and is required to find the newest dive after a firmware reset |
0 | 1054 |
1055 movff eeprom_header_address+0, eeprom_address+0 ; set header adress | |
1056 movff eeprom_header_address+1, eeprom_address+1 ; write header | |
1057 | |
1058 movlw 0xFA ; Header start | |
1059 call write_external_eeprom | |
1060 movlw 0xFA | |
1061 call write_external_eeprom | |
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1062 movlw logbook_profile_version ; Defined in definitions_vxyy.asm |
0 | 1063 call write_external_eeprom |
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1064 movf month,W ; Date |
0 | 1065 call write_external_eeprom |
1066 movf day,W | |
1067 call write_external_eeprom | |
1068 movf year,W | |
1069 call write_external_eeprom | |
1070 movf hours,W ; End of dive time | |
1071 call write_external_eeprom | |
1072 movf mins,W | |
1073 call write_external_eeprom | |
1074 | |
1075 btfss FLAG_apnoe_mode ; Store apnoe max or normal max (Which is only max from the last descent) | |
1076 bra end_dive1 ; Store normal depth | |
1077 | |
1078 movff apnoe_max_pressure+0,lo | |
1079 movff apnoe_max_pressure+1,hi | |
1080 call adjust_depth_with_salinity ; computes salinity setting into lo:hi [mBar] | |
1081 movff lo,apnoe_max_pressure+0 | |
1082 movff hi,apnoe_max_pressure+1 | |
1083 | |
1084 movf apnoe_max_pressure+0,W ; Max. depth | |
1085 call write_external_eeprom | |
1086 movf apnoe_max_pressure+1,W | |
1087 call write_external_eeprom | |
1088 bra end_dive2 ; skip | |
1089 | |
1090 end_dive1: | |
1091 movff max_pressure+0,lo | |
1092 movff max_pressure+1,hi | |
1093 call adjust_depth_with_salinity ; computes salinity setting into lo:hi [mBar] | |
1094 movff lo,max_pressure+0 | |
1095 movff hi,max_pressure+1 | |
1096 | |
1097 movf max_pressure+0,W ; Max. depth | |
1098 call write_external_eeprom | |
1099 movf max_pressure+1,W | |
1100 call write_external_eeprom | |
1101 | |
1102 end_dive2: | |
1103 movf divemins+0,W ; divetime minutes | |
1104 call write_external_eeprom | |
1105 movf divemins+1,W | |
1106 call write_external_eeprom | |
1107 movf divesecs,W ; divetime seconds | |
1108 call write_external_eeprom | |
1109 movf mintemp+0,W ; minimum temperature | |
1110 call write_external_eeprom | |
1111 movf mintemp+1,W | |
1112 call write_external_eeprom | |
1113 movf last_surfpressure_30min+0,W ; airpressure before dive | |
1114 call write_external_eeprom | |
1115 movf last_surfpressure_30min+1,W | |
1116 call write_external_eeprom | |
1117 movff int_O_desaturation_time+0,lo ; | |
1118 movff int_O_desaturation_time+1,hi | |
1119 movf lo,W ; desaturation time in minutes | |
1120 call write_external_eeprom | |
1121 movf hi,W ; | |
1122 call write_external_eeprom | |
1123 | |
1124 ; Gases.... | |
1125 read_int_eeprom d'6' ; Read byte (stored in EEDATA) | |
1126 movf EEDATA,W | |
1127 call write_external_eeprom | |
1128 read_int_eeprom d'7' ; Read byte (stored in EEDATA) | |
1129 movf EEDATA,W | |
1130 call write_external_eeprom | |
1131 | |
1132 read_int_eeprom d'10' ; Read byte (stored in EEDATA) | |
1133 movf EEDATA,W | |
1134 call write_external_eeprom | |
1135 read_int_eeprom d'11' ; Read byte (stored in EEDATA) | |
1136 movf EEDATA,W | |
1137 call write_external_eeprom | |
1138 | |
1139 read_int_eeprom d'14' ; Read byte (stored in EEDATA) | |
1140 movf EEDATA,W | |
1141 call write_external_eeprom | |
1142 read_int_eeprom d'15' ; Read byte (stored in EEDATA) | |
1143 movf EEDATA,W | |
1144 call write_external_eeprom | |
1145 | |
1146 read_int_eeprom d'18' ; Read byte (stored in EEDATA) | |
1147 movf EEDATA,W | |
1148 call write_external_eeprom | |
1149 read_int_eeprom d'19' ; Read byte (stored in EEDATA) | |
1150 movf EEDATA,W | |
1151 call write_external_eeprom | |
1152 | |
1153 read_int_eeprom d'22' ; Read byte (stored in EEDATA) | |
1154 movf EEDATA,W | |
1155 call write_external_eeprom | |
1156 read_int_eeprom d'23' ; Read byte (stored in EEDATA) | |
1157 movf EEDATA,W | |
1158 call write_external_eeprom | |
1159 | |
1160 read_int_eeprom d'24' ; % O2 Gas6 | |
1161 movf EEDATA,W | |
1162 call write_external_eeprom | |
1163 read_int_eeprom d'25' ; % He Gas6 | |
1164 movf EEDATA,W | |
1165 call write_external_eeprom | |
1166 read_int_eeprom d'33' ; start gas | |
1167 movf EEDATA,W | |
1168 call write_external_eeprom | |
1169 | |
1170 movlw softwareversion_x ; Firmware version | |
1171 call write_external_eeprom | |
1172 movlw softwareversion_y | |
1173 call write_external_eeprom | |
1174 movf batt_voltage+0,W ; Battery voltage | |
1175 call write_external_eeprom | |
1176 movf batt_voltage+1,W | |
1177 call write_external_eeprom | |
1178 | |
1179 GETCUSTOM8 d'20' ; sampling rate in WREG | |
1180 btfsc FLAG_apnoe_mode ; Apnoe mode? | |
1181 movlw d'1' ; Apnoe sampling rate | |
1182 call write_external_eeprom | |
1183 | |
1184 movlw d'2' ; information size temperature | |
1185 movwf temp1 ; copy to bits 0-3 | |
1186 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
1187 GETCUSTOM8 d'21' ; Divisor temperature | |
1188 addwf temp1,W ; copy to bits 0-3, result in WREG | |
1189 call write_external_eeprom | |
1190 | |
1191 movlw d'2' ; information size deco | |
1192 movwf temp1 ; copy to bits 0-3 | |
1193 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
1194 GETCUSTOM8 d'22' ; Divisor deco | |
1195 addwf temp1,W ; copy to bits 0-3, result in WREG | |
1196 call write_external_eeprom | |
1197 | |
1198 movlw d'2' ; information size tank | |
1199 movwf temp1 ; copy to bits 0-3 | |
1200 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
1201 GETCUSTOM8 d'23' ; Divisor Tank | |
1202 addwf temp1,W ; copy to bits 0-3, result in WREG | |
1203 call write_external_eeprom | |
1204 | |
1205 movlw d'3' ; information size pp02 | |
1206 movwf temp1 ; copy to bits 0-3 | |
1207 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
1208 GETCUSTOM8 d'24' ; Divisor pp02 | |
1209 addwf temp1,W ; copy to bits 0-3, result in WREG | |
1210 call write_external_eeprom | |
1211 | |
1212 movlw d'9' ; information size Decodebug | |
1213 movwf temp1 ; copy to bits 0-3 | |
1214 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
1215 GETCUSTOM8 d'25' ; Divisor Decodebug | |
1216 addwf temp1,W ; copy to bits 0-3, result in WREG | |
1217 call write_external_eeprom | |
1218 | |
1219 movlw d'0' ; information size nuy2 | |
1220 movwf temp1 ; copy to bits 0-3 | |
1221 swapf temp1,F ; swap nibbels 0-3 with 4-7 | |
1222 GETCUSTOM8 d'26' ; Divisor nuy2 | |
1223 addwf temp1,W ; copy to bits 0-3, result in WREG | |
1224 call write_external_eeprom | |
1225 | |
1226 read_int_eeprom d'26' ; Read Salinity from EEPROM | |
1227 movf EEDATA,W | |
1228 call write_external_eeprom ; Store Salinity to Dive | |
1229 | |
180 | 1230 GETCUSTOM8 d'33' ; GF_hi |
1231 movwf temp1 | |
1232 swapf temp1,F ; GF_hi -> Bit7-4 | |
1233 GETCUSTOM8 d'32' ; GF_lo | |
1234 addwf temp1,W ; Add GF_lo -> Bit 3-0 | |
1235 call write_external_eeprom ; Stores GF_hi and GF_lo | |
0 | 1236 |
1237 movlw 0xFB ; Header stop | |
1238 call write_external_eeprom | |
1239 movlw 0xFB | |
1240 call write_external_eeprom | |
1241 | |
1242 ; Increase total dive counter | |
1243 read_int_eeprom d'2' ; Read byte (stored in EEDATA) | |
1244 movff EEDATA,temp1 ; Low byte | |
1245 read_int_eeprom d'3' ; Read byte (stored in EEDATA) | |
1246 movff EEDATA,temp2 ; high byte | |
1247 bcf STATUS,C | |
1248 movlw d'1' | |
1249 addwf temp1 | |
1250 movlw d'0' | |
1251 addwfc temp2 | |
1252 movff temp1,EEDATA | |
1253 write_int_eeprom d'2' ; write byte stored in EEDATA | |
1254 movff temp2,EEDATA | |
1255 write_int_eeprom d'3' ; write byte stored in EEDATA | |
1256 | |
1257 GETCUSTOM15 .28 ; Logbook Offset -> lo, hi | |
1258 tstfsz lo ; lo=0? | |
1259 bra change_logbook_offset1 ; No, adjust offset | |
1260 tstfsz hi ; hi=0? | |
1261 bra change_logbook_offset1 ; No, adjust offset | |
1262 bra change_logbook_offset2 ; lo=0 and hi=0 -> skip Offset routine | |
1263 change_logbook_offset1: | |
1264 movlw d'1' | |
1265 addwf lo | |
1266 movlw d'0' | |
1267 addwfc hi | |
1268 movlw d'112' ; CF28 *4 Bytes... | |
1269 addlw 0x82 | |
1270 movwf EEADR | |
1271 movff lo,EEDATA | |
1272 call write_eeprom ; Lowbyte | |
1273 movlw d'112' ; CF28 *4 Bytes... | |
1274 addlw 0x83 | |
1275 movwf EEADR | |
1276 movff hi,EEDATA | |
1277 call write_eeprom ; Highbyte | |
1278 | |
1279 change_logbook_offset2: | |
25 | 1280 bcf LED_blue |
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1281 clrf surface_interval+0 |
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1282 clrf surface_interval+1 ; Clear surface interval timer |
33 | 1283 |
1284 end_dive_common: | |
0 | 1285 bcf simulatormode_active ; if we were in simulator mode |
1286 | |
1287 btfsc restore_deco_data ; Restore decodata? | |
1288 call simulator_restore_tissue_data ; Yes! | |
1289 | |
1290 goto surfloop ; and return to surfaceloop | |
1291 | |
1292 timeout_divemode: | |
1293 btfss realdive ; Dive longer then one minute | |
1294 return | |
1295 | |
1296 btfsc FLAG_apnoe_mode ; In Apnoe mode? | |
1297 bra timeout_divemode2 ; Yes, use CF30 [min] for timeout | |
1298 | |
233 | 1299 ifndef __DEBUG |
1300 btfsc simulatormode_active ; In Simulator mode? | |
1301 bra timeout_divemode3 ; Yes, use fixed 5 seconds timeout | |
1302 endif | |
0 | 1303 |
1304 bcf divemode | |
1305 incf timeout_counter,F | |
1306 GETCUSTOM8 d'2' ; diveloop_timeout | |
1307 addlw d'2' ; adds two seconds in case timout=zero! | |
1308 btfsc STATUS,C ; > 255? | |
1309 movlw d'255' ; Set to 255... | |
1310 decf WREG,F ; Limit to 254 | |
1311 cpfsgt timeout_counter | |
1312 bsf divemode | |
1313 return | |
1314 | |
1315 timeout_divemode2: | |
1316 incf timeout_counter,F ; seconds... | |
1317 movlw d'60' | |
1318 cpfseq timeout_counter ; timeout_counter=60? | |
1319 return ; No. | |
1320 | |
1321 clrf timeout_counter | |
1322 bcf divemode | |
1323 incf apnoe_timeout_counter,F | |
1324 GETCUSTOM8 d'30' ; apnoe timeout [min] | |
1325 cpfseq apnoe_timeout_counter | |
1326 bsf divemode | |
1327 return | |
1328 | |
1329 timeout_divemode3: | |
1330 bcf divemode | |
1331 incf timeout_counter,F | |
1332 movlw d'5' ; Fixed timeout of 5 seconds | |
1333 cpfsgt timeout_counter | |
1334 bsf divemode | |
1335 return | |
1336 | |
1337 update_divemode1: ; update any second | |
1338 call set_dive_modes ; tests if depth>threshold | |
1339 | |
1340 btfsc divemode | |
1341 call set_max_depth ; update max. depth if required | |
1342 | |
1343 btfsc divemode | |
1344 call set_min_temp ; store min. temp if required | |
1345 | |
1346 bcf temp_changed ; Display temperature? | |
1347 movf temperature+0,W | |
1348 cpfseq last_temperature+0 | |
1349 bsf temp_changed ; Yes | |
1350 movf temperature+1,W | |
1351 cpfseq last_temperature+1 | |
1352 bsf temp_changed ; Yes | |
1353 btfsc temp_changed | |
1354 call PLED_temp_divemode ; Displays temperature | |
1355 | |
1356 bcf pres_changed ; Display new depth? | |
1357 movf amb_pressure+0,W | |
1358 cpfseq last_pressure+0 | |
1359 bsf pres_changed ; Yes | |
1360 movf amb_pressure+1,W | |
1361 cpfseq last_pressure+1 | |
1362 bsf pres_changed ; Yes | |
1363 | |
1364 btfsc simulatormode_active ; always update depth when in simulator mode | |
1365 bsf pres_changed | |
1366 | |
1367 btfsc pres_changed | |
1368 call PLED_depth ; Displays new depth | |
1369 return | |
1370 | |
1371 update_divemode60: ; update any minute | |
1372 call get_battery_voltage ; gets battery voltage | |
1373 call set_powersafe ; red LED blinking if battery is low | |
1374 call PLED_max_pressure ; No, use normal max. depth | |
1375 call check_temp_extrema ; check for new temperature extremas | |
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1376 call customview_minute ; Do every-minute tasks for the custom view area |
0 | 1377 bcf oneminupdate |
1378 return | |
1379 | |
1380 set_max_depth: | |
1381 movff max_pressure+0,sub_a+0 | |
1382 movff max_pressure+1,sub_a+1 | |
1383 movff rel_pressure+0,sub_b+0 | |
1384 movff rel_pressure+1,sub_b+1 | |
1385 call sub16 ; sub_c = sub_a - sub_b | |
1386 ; max_pressure<rel_pressure -> neg_flag=1 | |
1387 ; rel_pressure<=max_pressure -> neg_flag=0 | |
1388 btfss neg_flag | |
1389 return | |
1390 ;max_pressure<rel_pressure | |
1391 movff rel_pressure+0,max_pressure+0 | |
1392 movff rel_pressure+1,max_pressure+1 | |
1393 call PLED_max_pressure ; No, use normal max. depth | |
1394 return | |
1395 | |
1396 set_min_temp: | |
1397 movff mintemp+0,sub_a+0 | |
1398 movff mintemp+1,sub_a+1 | |
1399 movff temperature+0,sub_b+0 | |
1400 movff temperature+1,sub_b+1 | |
1401 call sub16 ; sub_c = sub_a - sub_b | |
1402 ; mintemp<T -> neg_flag=1 | |
1403 ; T<=mintemp -> neg_flag=0 | |
1404 btfsc neg_flag | |
1405 return | |
1406 ;mintemp>=T | |
1407 movff temperature+0,mintemp+0 | |
1408 movff temperature+1,mintemp+1 | |
1409 return | |
1410 | |
1411 set_dive_modes: | |
1412 bcf divemode2 ; Stop time | |
1413 | |
1414 GETCUSTOM8 .0 ; loads dive_threshold in WREG | |
1415 movwf sub_a+0 ; dive_treshold is in cm | |
1416 clrf sub_a+1 | |
1417 | |
1418 movff rel_pressure+0,sub_b+0 | |
1419 movff rel_pressure+1,sub_b+1 | |
1420 | |
1421 call sub16 ; sub_c = sub_a - sub_b | |
1422 | |
1423 btfss neg_flag | |
1424 bra set_dive_modes2 ; too shallow (rel_pressure<dive_threshold) | |
1425 | |
1426 btfsc realdive ; Dive longer than one minute? | |
1427 clrf timeout_counter | |
1428 | |
1429 bsf divemode | |
1430 bsf divemode2 ; displayed divetime is running | |
1431 return | |
1432 | |
1433 set_dive_modes2: | |
1434 btfss realdive ; dive longer then one minute? | |
1435 bcf divemode ; no -> this was no real dive | |
1436 return | |
1437 | |
1438 set_powersafe: | |
1439 btfsc low_battery_state ; battery warning alread active? | |
1440 bra set_powersafe2 ; Yes, but is it still required? | |
1441 ; battery voltage in mV (value*256+Lowbyte=actual treshold) | |
1442 movlw d'12' ; 3,328V | |
1443 cpfsgt batt_voltage+1 | |
1444 bra set_powersafe1 | |
1445 return | |
1446 | |
1447 set_powersafe1: | |
1448 movlw d'7' ; Type of Alarm (Battery Low) | |
1449 movwf AlarmType ; Copy to Alarm Register | |
1450 bsf event_occured ; Set Event Flag | |
1451 bsf low_battery_state ; set flag for battery warning | |
1452 return ; return | |
1453 | |
1454 set_powersafe2: | |
1455 movlw d'13' ; 3,584V | |
1456 cpfsgt batt_voltage+1 | |
1457 bra set_powersafe1 ; Still to low | |
1458 bcf low_battery_state ; clear flag for battery warning mode | |
1459 return | |
1460 | |
1461 calc_average_depth: | |
111 | 1462 btfsc reset_average_depth ; Reset the Avewrage depth? |
1463 rcall reset_average1 ; Reset the resettable average depth | |
1464 | |
0 | 1465 ; 1. Add new 2xdepth to the Sum of depths registers |
1466 movff rel_pressure+0,b0_lo | |
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1467 movff rel_pressure+1,b0_hi ; Buffer... |
0 | 1468 |
1469 movf b0_lo,w | |
1470 addwf average_depth_hold+0,F | |
1471 movf b0_hi,w | |
1472 addwfc average_depth_hold+1,F | |
1473 movlw d'0' | |
1474 addwfc average_depth_hold+2,F | |
1475 addwfc average_depth_hold+3,F ; Will work up to 9999mBar*60*60*24=863913600mBar | |
1476 | |
1477 movf b0_lo,w | |
1478 addwf average_depth_hold+0,F | |
1479 movf b0_hi,w | |
1480 addwfc average_depth_hold+1,F | |
1481 movlw d'0' | |
1482 addwfc average_depth_hold+2,F | |
1483 addwfc average_depth_hold+3,F ; Will work up to 9999mBar*60*60*24=863913600mBar | |
1484 | |
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1485 ; Do the same for the _total registers (Non-Resettable) |
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1486 movf b0_lo,w |
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1487 addwf average_depth_hold_total+0,F |
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1488 movf b0_hi,w |
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1489 addwfc average_depth_hold_total+1,F |
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1490 movlw d'0' |
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1491 addwfc average_depth_hold_total+2,F |
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1492 addwfc average_depth_hold_total+3,F ; Will work up to 9999mBar*60*60*24=863913600mBar |
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1493 |
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1494 movf b0_lo,w |
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1495 addwf average_depth_hold_total+0,F |
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1496 movf b0_hi,w |
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1497 addwfc average_depth_hold_total+1,F |
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1498 movlw d'0' |
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1499 addwfc average_depth_hold_total+2,F |
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1500 addwfc average_depth_hold_total+3,F ; Will work up to 9999mBar*60*60*24=863913600mBar |
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1501 |
0 | 1502 ; 2. Compute Average Depth on base of average_divesecs:2 |
1503 movff average_divesecs+0,xB+0 | |
1504 movff average_divesecs+1,xB+1 ; Copy | |
1505 movff average_depth_hold+0,xC+0 | |
1506 movff average_depth_hold+1,xC+1 | |
1507 movff average_depth_hold+2,xC+2 | |
1508 movff average_depth_hold+3,xC+3 | |
1509 | |
1510 call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder | |
1511 movff xC+0,avr_rel_pressure+0 | |
1512 movff xC+1,avr_rel_pressure+1 | |
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1513 |
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1514 ; Compute Total Average Depth on base of divemins:2 and divesecs |
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1515 movff divemins+0,xA+0 |
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1516 movff divemins+1,xA+1 |
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1517 movlw d'60' |
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1518 movwf xB+0 |
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1519 clrf xB+1 |
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1520 call mult16x16 ; xC:4=xA:2*xB:2 |
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1521 movf divesecs,W |
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1522 addwf xC+0,F |
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1523 movlw d'0' |
228 | 1524 addwfc xC+1,F ; xC:2 holds total dive seconds |
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1525 movlw d'3' ; 2+1 |
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1526 btfss divesecs,0 ; divesecs even? |
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1527 movlw d'2' ; Yes, do not add +1 |
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1528 addwf xC+0,F |
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1529 movlw d'0' |
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1530 addwfc xC+1,F |
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1531 ; Ignore xC+2 and xC+3. Total Average will only work up to divetime=1092:16 |
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1532 movff xC+0,xB+0 |
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1533 movff xC+1,xB+1 ; Copy |
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1534 movff average_depth_hold_total+0,xC+0 |
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1535 movff average_depth_hold_total+1,xC+1 |
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1536 movff average_depth_hold_total+2,xC+2 |
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1537 movff average_depth_hold_total+3,xC+3 |
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1538 |
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1539 call div32x16 ; xC:4 / xB:2 = xC+3:xC+2 with xC+1:xC+0 as remainder |
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1540 movff xC+0,avr_rel_pressure_total+0 |
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1541 movff xC+1,avr_rel_pressure_total+1 |
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1542 |
0 | 1543 return |
1544 | |
111 | 1545 reset_average1: |
1546 clrf average_depth_hold+0 | |
1547 clrf average_depth_hold+1 | |
1548 clrf average_depth_hold+2 | |
1549 clrf average_depth_hold+3 ; Clear average depth register | |
1550 movlw d'2' | |
1551 movwf average_divesecs+0 | |
1552 clrf average_divesecs+1 | |
1553 bcf reset_average_depth ; Clear flag | |
1554 return | |
0 | 1555 |
1556 diveloop_boot: | |
49 | 1557 ostc_debug 'Q' ; Sends debug-information to screen if debugmode active |
0 | 1558 clrf max_pressure+0 ; clear some variables |
1559 clrf max_pressure+1 | |
1560 | |
1561 clrf avr_rel_pressure+0 | |
1562 clrf avr_rel_pressure+1 | |
1563 | |
1564 call PLED_brightness_low | |
1565 read_int_eeprom d'90' ; Brightness offset? (Dim>0, Normal = 0) | |
1566 movlw d'0' | |
1567 cpfsgt EEDATA | |
1568 call PLED_brightness_full | |
1569 | |
1570 movlw d'1' | |
1571 movwf apnoe_max_pressure+0 | |
1572 clrf apnoe_max_pressure+1 | |
1573 clrf apnoe_surface_mins | |
1574 clrf apnoe_surface_secs | |
1575 clrf apnoe_mins | |
1576 clrf apnoe_secs | |
1577 clrf divemins+0 | |
1578 clrf divemins+1 | |
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1579 clrf menupos3 |
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1580 bcf menu3_active |
0 | 1581 clrf divesecs |
1582 clrf samplesecs | |
1583 clrf apnoe_timeout_counter ; timeout in minutes | |
1584 clrf timeout_counter ; takes care of the timeout | |
1585 clrf timeout_counter2 ; Here: counts to six, then store deco data and temperature | |
1586 clrf AlarmType ; Clear all alarms | |
1587 bcf event_occured ; clear flag | |
111 | 1588 rcall reset_average1 ; Reset the resettable average depth |
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1589 clrf average_depth_hold_total+0 |
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1590 clrf average_depth_hold_total+1 |
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1591 clrf average_depth_hold_total+2 |
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1592 clrf average_depth_hold_total+3 ; Clear Non-Resettable Average |
0 | 1593 bcf depth_greater_100m ; clear flag |
1594 setf last_diluent ; to be displayed after first calculation (range: 0 to 100 [%]) | |
3 | 1595 bcf dekostop_active |
1596 bcf is_bailout ;=1: CC mode, but bailout active! | |
8 | 1597 bcf better_gas_available ;=1: A better gas is available and a gas change is advised in divemode |
1598 | |
0 | 1599 call get_free_EEPROM_location ; get last position in external EEPROM, may be up to 2 secs! |
1600 | |
1601 movff last_surfpressure_30min+1,int_I_pres_surface+1 ; HIGH copy surfacepressure to deco routine | |
1602 movff last_surfpressure_30min+0,int_I_pres_surface+0 ; LOW copy surfacepressure to deco routine | |
1603 movff temperature+0,mintemp+0 ; Reset Min-Temp registers | |
1604 movff temperature+1,mintemp+1 ; Reset Min-Temp registers | |
1605 | |
1606 ; Init profile recording parameters | |
1607 GETCUSTOM8 d'20' ; sample rate | |
1608 movwf samplesecs_value ; to avoid EEPROM access in the ISR | |
1609 GETCUSTOM8 d'21' | |
1610 movwf divisor_temperature ; load divisors for profile storage | |
1611 GETCUSTOM8 d'22' | |
1612 movwf divisor_deco | |
1613 GETCUSTOM8 d'23' | |
1614 movwf divisor_tank | |
1615 GETCUSTOM8 d'24' | |
1616 movwf divisor_ppo2 | |
1617 GETCUSTOM8 d'25' | |
1618 movwf divisor_deco_debug | |
1619 GETCUSTOM8 d'26' | |
1620 movwf divisor_nuy2 | |
1621 | |
1622 btfss FLAG_apnoe_mode ; In Apnoe mode? | |
1623 bra divemode1 | |
1624 ; Overwrite some parameters in Apnoe mode.... | |
1625 movlw d'1' | |
1626 movwf samplesecs_value ; to avoid EEPROM access in the ISR | |
1627 | |
1628 divemode1: | |
1629 read_int_eeprom d'36' ; Read mix 1 ppO2 | |
1630 btfsc FLAG_const_ppO2_mode | |
1631 movff EEDATA,char_I_const_ppO2 ; Set ppO2 setpoint if in ppO2 mode | |
4 | 1632 movff EEDATA, ppO2_setpoint_store ; Store also in this byte... |
0 | 1633 |
21 | 1634 bcf LED_blue |
0 | 1635 bcf low_battery_state ; clear flag for battery warning mode |
1636 bcf header_stored | |
1637 bcf premenu | |
1638 bcf realdive | |
1639 bsf update_divetime ; set flag | |
1640 btfss simulatormode_active ; do not disable in simulator mode! | |
49 | 1641 call disable_rs232 ; Disable RS232 |
0 | 1642 |
1643 read_int_eeprom d'33' ; Read byte (stored in EEDATA) | |
1644 movff EEDATA,active_gas ; Read start gas (1-5) | |
1645 | |
1646 ; Read Start Gas and configure char_I_He_ratio, char_I_O2_ratio and char_I_N2_ratio | |
1647 decf active_gas,W ; Gas 0-4 | |
1648 mullw d'4' | |
1649 movf PRODL,W | |
1650 addlw d'7' ; = address for He ratio | |
1651 movwf EEADR | |
1652 call read_eeprom ; Read He ratio | |
1653 movff EEDATA,char_I_He_ratio ; And copy into hold register | |
1654 decf active_gas,W ; Gas 0-4 | |
1655 mullw d'4' | |
1656 movf PRODL,W | |
1657 addlw d'6' ; = address for O2 ratio | |
1658 movwf EEADR | |
1659 call read_eeprom ; Read O2 ratio | |
1660 movff EEDATA, char_I_O2_ratio ; O2 ratio | |
1661 movff char_I_He_ratio, wait_temp ; copy into bank1 register | |
1662 bsf STATUS,C ; Borrow bit | |
1663 movlw d'100' ; 100% | |
1664 subfwb wait_temp,W ; minus He | |
1665 bsf STATUS,C ; Borrow bit | |
1666 subfwb EEDATA,F ; minus O2 | |
1667 movff EEDATA, char_I_N2_ratio ; = N2! | |
1668 | |
221 | 1669 ; Configure sorted_gaslist_active flag register |
1670 clrf sorted_gaslist_active ; Clear all flags | |
1671 read_int_eeprom d'118' ; read gas_change_depth Gas1 | |
1672 tstfsz EEDATA ; =0m? | |
1673 bsf sorted_gaslist_active,0 ; No, Set Flag for Gas1 | |
1674 | |
1675 read_int_eeprom d'119' ; read gas_change_depth Gas2 | |
1676 tstfsz EEDATA ; =0m? | |
1677 bsf sorted_gaslist_active,1 ; No, Set Flag for Gas2 | |
1678 | |
1679 read_int_eeprom d'120' ; read gas_change_depth Gas3 | |
1680 tstfsz EEDATA ; =0m? | |
1681 bsf sorted_gaslist_active,2 ; No, Set Flag for Gas3 | |
1682 | |
1683 read_int_eeprom d'121' ; read gas_change_depth Gas4 | |
1684 tstfsz EEDATA ; =0m? | |
1685 bsf sorted_gaslist_active,3 ; No, Set Flag for Gas4 | |
1686 | |
1687 read_int_eeprom d'122' ; read gas_change_depth Gas5 | |
1688 tstfsz EEDATA ; =0m? | |
1689 bsf sorted_gaslist_active,4 ; No, Set Flag for Gas5 | |
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1690 return |