Mercurial > public > mk2
annotate code_part1/OSTC_code_asm_part1/start.asm @ 566:ebf6133207d4
minor docu update
author | heinrichsweikamp |
---|---|
date | Wed, 29 Feb 2012 22:34:27 +0100 |
parents | 3091628b2742 |
children | ab2686087bce |
rev | line source |
---|---|
0 | 1 ; OSTC - diving computer code |
2 ; Copyright (C) 2008 HeinrichsWeikamp GbR | |
3 | |
4 ; This program is free software: you can redistribute it and/or modify | |
5 ; it under the terms of the GNU General Public License as published by | |
6 ; the Free Software Foundation, either version 3 of the License, or | |
7 ; (at your option) any later version. | |
8 | |
9 ; This program is distributed in the hope that it will be useful, | |
10 ; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 ; GNU General Public License for more details. | |
13 | |
14 ; You should have received a copy of the GNU General Public License | |
15 ; along with this program. If not, see <http://www.gnu.org/licenses/>. | |
16 | |
17 | |
18 ; Start and init | |
19 ; written by: Matthias Heinrichs, info@heinrichsweikamp.com | |
20 ; written: 10/13/04 | |
21 ; last updated: 06/24/08 | |
22 ; known bugs: | |
23 ; ToDo: | |
24 | |
25 start: | |
26 movlb b'00000001' ; ram bank 1 selected | |
521 | 27 movff STKPTR,temp10 ; Save stack pointer, for crash reports. |
235 | 28 clrf temp10+1 |
0 | 29 call init |
30 btfsc divemode ; Reset from Divemode? | |
31 call PLED_resetdebugger ; Yes! Something went wrong, show reset informations | |
306 | 32 start3: |
0 | 33 clrf STKPTR ; Clear Stackpointer |
359 | 34 lfsr FSR0,year+1 ; Clear rambank 1-9, do not delete RTC registers |
0 | 35 clear_rambank: |
36 clrf POSTINC0 | |
37 movlw 0x0A | |
38 cpfseq FSR0H ; Bank 9 done? | |
39 bra clear_rambank ; clear... | |
40 | |
41 ; Defaults for RTC | |
42 call disable_rs232 ; disable UART module | |
43 call RTCinit ; reset RTC | |
44 | |
45 ; Air pressure compensation after reset | |
46 call get_calibration_data ; Get calibration data from pressure sensor | |
47 | |
48 bcf pressure_refresh | |
49 wait_start_pressure: | |
50 btfss pressure_refresh ; Air pressure compensation | |
51 bra wait_start_pressure | |
52 | |
53 clrf rel_pressure+0 | |
54 clrf rel_pressure+1 | |
55 clrf surface_interval+0 | |
56 clrf surface_interval+1 | |
57 | |
58 bsf sleepmode ; Routine only works in sleepmode... | |
59 call pressuretest_sleep_fast ; Gets pressure without averaging (faster!) | |
60 bcf sleepmode ; Normal mode again | |
233 | 61 |
521 | 62 ; Extra power-up reset (JeanDo emulator) |
63 Ifdef TESTING | |
64 call reset_gases | |
65 call reset_all_cf | |
66 call reset_external_eeprom | |
67 | |
68 movlw LOW(.1000) | |
69 movwf amb_pressure+0 | |
70 movlw HIGH(.1000) | |
71 movwf amb_pressure+1 | |
72 Endif | |
73 | |
74 ; Get real pressure (if not in emulator mode) | |
75 Ifndef TESTING | |
507 | 76 SAFE_2BYTE_COPY amb_pressure_avg, amb_pressure ; copy for compatibility |
77 Endif | |
78 | |
79 movff amb_pressure+0,last_surfpressure+0 | |
80 movff amb_pressure+1,last_surfpressure+1 | |
341
2144f19fa1eb
BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents:
327
diff
changeset
|
81 movff last_surfpressure+0,last_surfpressure_15min+0 |
2144f19fa1eb
BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents:
327
diff
changeset
|
82 movff last_surfpressure+1,last_surfpressure_15min+1 |
2144f19fa1eb
BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents:
327
diff
changeset
|
83 movff last_surfpressure+0,last_surfpressure_30min+0 |
2144f19fa1eb
BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents:
327
diff
changeset
|
84 movff last_surfpressure+1,last_surfpressure_30min+1 ; Rests all airpressure registers |
0 | 85 |
86 ; reset deco data | |
236 | 87 ostc_debug '0' ; Sends debug-information to screen if debugmode active |
88 | |
0 | 89 movlw d'79' ; 79% N2 |
197 | 90 movff WREG,char_I_N2_ratio ; No He at the Surface |
236 | 91 clrf WREG ; Use as buffer |
92 movff WREG,char_I_He_ratio ; No He at the Surface | |
93 movff WREG,char_I_step_is_1min ; 2 second deco mode | |
94 GETCUSTOM8 d'11' ; Saturation multiplier % | |
95 movff WREG,char_I_saturation_multiplier | |
96 GETCUSTOM8 d'12' ; Desaturation multiplier % | |
97 movff WREG,char_I_desaturation_multiplier | |
507 | 98 movff amb_pressure+0,int_I_pres_respiration+0 ; copy for deco routine |
99 movff amb_pressure+1,int_I_pres_respiration+1 | |
100 movff int_I_pres_respiration+0,int_I_pres_surface+0 ; copy for desat routine | |
341
2144f19fa1eb
BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents:
327
diff
changeset
|
101 movff int_I_pres_respiration+1,int_I_pres_surface+1 |
0 | 102 |
513 | 103 call deco_clear_tissue |
104 movlb b'00000001' ; select ram bank 1 | |
105 | |
508
b595569e4bcc
BUGFIX char_I_(N2_ratio/He_ratio) array not inited at boot time
JeanDo
parents:
507
diff
changeset
|
106 call divemode_check_decogases ; Setup N2/He ratio array |
520
acf4776eec08
BUGFIX bank1 error, deco_calc_wo_deco done twice in start routine.
JeanDo
parents:
513
diff
changeset
|
107 |
acf4776eec08
BUGFIX bank1 error, deco_calc_wo_deco done twice in start routine.
JeanDo
parents:
513
diff
changeset
|
108 call calc_deko_surfmode ; calculate desaturation for one minute |
acf4776eec08
BUGFIX bank1 error, deco_calc_wo_deco done twice in start routine.
JeanDo
parents:
513
diff
changeset
|
109 |
116 | 110 call deco_calc_desaturation_time ; calculate desaturation time |
111 call deco_clear_CNS_fraction ; clear CNS | |
520
acf4776eec08
BUGFIX bank1 error, deco_calc_wo_deco done twice in start routine.
JeanDo
parents:
513
diff
changeset
|
112 movlb b'00000001' ; select ram bank 1 |
acf4776eec08
BUGFIX bank1 error, deco_calc_wo_deco done twice in start routine.
JeanDo
parents:
513
diff
changeset
|
113 |
412 | 114 clrf nofly_time+0 ; Reset NoFly |
115 clrf nofly_time+1 ; Reset NoFly | |
116 bcf nofly_active ; Clear flag | |
0 | 117 |
118 ; check firmware and reset Custom Functions after an update | |
384
904863f96582
Work-Around for "Reset all" overwriting 0x00 to 0x04 in EEPROM Bank1
heinrichsweikamp
parents:
380
diff
changeset
|
119 movlw d'1' |
0 | 120 movwf EEADR |
384
904863f96582
Work-Around for "Reset all" overwriting 0x00 to 0x04 in EEPROM Bank1
heinrichsweikamp
parents:
380
diff
changeset
|
121 movlw d'1' |
0 | 122 movwf EEADRH |
123 call read_eeprom ; read current version x | |
124 movff EEDATA,temp1 | |
125 incf EEADR,F ; set to 0x102 | |
126 call read_eeprom ; read current version y | |
127 movff EEDATA,temp2 | |
128 clrf EEADRH ; Reset EEADRH | |
129 | |
130 movlw softwareversion_x | |
131 cpfseq temp1 ; compare version x | |
132 bra check_firmware_new ; is not equal -> reset CF and store new version in EEPROM | |
133 | |
134 movlw softwareversion_y | |
135 cpfseq temp2 ; compare version y | |
136 bra check_firmware_new ; is not equal -> reset CF and store new version in EEPROM | |
137 bra restart ; x and y are equal -> do not reset cf | |
138 | |
139 check_firmware_new: | |
384
904863f96582
Work-Around for "Reset all" overwriting 0x00 to 0x04 in EEPROM Bank1
heinrichsweikamp
parents:
380
diff
changeset
|
140 movlw d'1' ; store current version in EEPROM |
0 | 141 movwf EEADR |
384
904863f96582
Work-Around for "Reset all" overwriting 0x00 to 0x04 in EEPROM Bank1
heinrichsweikamp
parents:
380
diff
changeset
|
142 movlw d'1' |
0 | 143 movwf EEADRH |
144 movlw softwareversion_x | |
145 movwf EEDATA | |
146 call write_eeprom ; write version x | |
147 incf EEADR,F ; set to 0x102 | |
148 movlw softwareversion_y | |
149 movwf EEDATA | |
150 call write_eeprom ; write version y | |
151 clrf EEADRH ; Reset EEADRH | |
392 | 152 |
500 | 153 ; After update resets |
154 ; Reset brightness to ECO | |
155 movlw LOW 0x104 | |
156 movwf EEADR | |
157 movlw HIGH 0x104 | |
158 movwf EEADRH ; OLED brightness (=0: Eco, =1: High) | |
159 movlw .0 | |
160 movwf EEDATA | |
161 call write_eeprom ; write byte | |
162 clrf EEADRH ; Reset EEADRH | |
0 | 163 |
164 restart: | |
390 | 165 movlw b'00000011' |
166 movwf T3CON ; Timer3 with 32768Hz clock running | |
167 clrf TMR3L | |
537 | 168 nop |
390 | 169 clrf TMR3H |
21 | 170 bcf LED_red |
171 bcf LED_blue ; all LEDs off | |
43 | 172 GETCUSTOM8 d'48' ; time correction value |
173 movff WREG, time_correction_value ; store in Bank0 register | |
15 | 174 |
175 clrf flag1 ; clear all flags | |
176 clrf flag2 | |
177 clrf flag3 | |
178 clrf flag4 | |
179 clrf flag5 | |
180 clrf flag6 | |
181 clrf flag7 | |
182 clrf flag8 | |
183 clrf flag9 | |
184 clrf flag10 | |
185 clrf flag11 | |
186 clrf flag12 | |
187 clrf flag13 | |
188 clrf flag14 | |
189 clrf flag15 | |
153 | 190 |
169
e26f49674956
Merge decoplan display for both GF and Buhlmann models.
JeanDo
parents:
167
diff
changeset
|
191 ; Should we set win_flip_screen ? |
e26f49674956
Merge decoplan display for both GF and Buhlmann models.
JeanDo
parents:
167
diff
changeset
|
192 bsf flag1,0 ; Precondition to yes |
153 | 193 clrf EEADRH ; Reset EEADRH |
194 read_int_eeprom d'1' | |
195 movlw .7 | |
169
e26f49674956
Merge decoplan display for both GF and Buhlmann models.
JeanDo
parents:
167
diff
changeset
|
196 cpfsgt EEDATA ; serial > 2048 (Mk2n hardware) ? |
153 | 197 bcf flag1,0 |
169
e26f49674956
Merge decoplan display for both GF and Buhlmann models.
JeanDo
parents:
167
diff
changeset
|
198 incf EEDATA,W ; serial == 65535 (emulation) ? |
e26f49674956
Merge decoplan display for both GF and Buhlmann models.
JeanDo
parents:
167
diff
changeset
|
199 btfsc STATUS,Z |
e26f49674956
Merge decoplan display for both GF and Buhlmann models.
JeanDo
parents:
167
diff
changeset
|
200 bcf flag1,0 |
153 | 201 movff flag1,win_flags ; store in Bank0 register |
202 clrf flag1 ; Clear flag1 (again) | |
239 | 203 |
204 ; Select high altitude (Fly) mode? | |
205 movff last_surfpressure_30min+0,sub_b+0 | |
206 movff last_surfpressure_30min+1,sub_b+1 | |
207 movlw HIGH d'880' | |
208 movwf sub_a+1 | |
209 movlw LOW d'880' ; Hard-wired 880mBar | |
210 movwf sub_a+0 | |
211 call sub16 ; sub_c = sub_a - sub_b | |
212 btfss neg_flag ; Result negative (Ambient>880mBar)? | |
213 bsf high_altitude_mode ; No, Set Flag! | |
169
e26f49674956
Merge decoplan display for both GF and Buhlmann models.
JeanDo
parents:
167
diff
changeset
|
214 |
e26f49674956
Merge decoplan display for both GF and Buhlmann models.
JeanDo
parents:
167
diff
changeset
|
215 ; Should we disable sleep (hardware emulator) |
507 | 216 Ifndef TESTING |
390 | 217 restart_loop: |
218 btfss 0xF81,0,A | |
219 bra restart_loop | |
220 btfss 0xF81,1,A | |
221 bra restart_loop | |
222 movlw 0x80 | |
223 cpfslt 0xFB3,A | |
167 | 224 bsf nsm ; NO-SLEEP-MODE : for hardware debugging |
507 | 225 Endif |
153 | 226 |
142 | 227 call gassetup_sort_gaslist ; Sorts Gaslist according to change depth |
0 | 228 WIN_TOP .0 |
229 WIN_LEFT .0 | |
230 WIN_FONT FT_SMALL | |
231 WIN_INVERT .0 ; Init new Wordprocessor | |
83
3e351e25f5d1
adding anti-aliased fonts frame and merging some patches from Jeando
heinrichsweikamp
parents:
62
diff
changeset
|
232 setf WREG |
3e351e25f5d1
adding anti-aliased fonts frame and merging some patches from Jeando
heinrichsweikamp
parents:
62
diff
changeset
|
233 movff WREG,win_color1 ; Beware: win_color1 is bank0, and we are bank1 currently |
3e351e25f5d1
adding anti-aliased fonts frame and merging some patches from Jeando
heinrichsweikamp
parents:
62
diff
changeset
|
234 movff WREG,win_color2 |
0 | 235 call I2CReset ; Just in Case any I2C device blocks the Bus |
236 movff last_surfpressure_30min+0,last_surfpressure+0 ; Use 30min old airpressure | |
237 movff last_surfpressure_30min+1,last_surfpressure+1 ; Use 30min old airpressure | |
238 | |
239 ; Check if new CF were added in the last firmware version | |
240 clrf EEADRH | |
241 read_int_eeprom d'92' ; Read number of CF used in this firmware | |
242 movlw max_custom_number ; Defined in definitions.asm | |
243 cpfseq EEDATA ; Compare with last version | |
244 bra restart_01 ; New CF, show warning and store new number | |
245 bra restart_1 ; No new CF, continue with boot | |
246 restart_01: | |
247 ; Save new number of current CF count | |
411
e6e1b89b7c3e
BUGFIX: CNS was not cleared with a "Reset Deco"
heinrichsweikamp
parents:
393
diff
changeset
|
248 call PLED_boot ; PLED boot (Incl. Clear Screen!) |
0 | 249 rcall display_new_cf_installed; Show warning |
250 movlw max_custom_number ; Defined in definitions.asm | |
251 movwf EEDATA | |
252 write_int_eeprom d'92' ; Store number of CF used in this firmware | |
253 | |
254 restart_1: | |
255 | |
256 ; Set Debug mode? | |
257 read_int_eeprom d'39' | |
258 bsf debug_mode | |
259 movlw d'1' | |
260 cpfseq EEDATA | |
261 bcf debug_mode ; clear flag if <> 1 | |
262 | |
362
64da813d4726
Logbook converter (Needs ~8Minutes and is called one time). Backup your dives before use!!
Heinrichsweikamp
parents:
359
diff
changeset
|
263 ; Check if logbook has been converted already (Internal EEPROM 0x100=0xAA) |
64da813d4726
Logbook converter (Needs ~8Minutes and is called one time). Backup your dives before use!!
Heinrichsweikamp
parents:
359
diff
changeset
|
264 movlw LOW 0x100 |
64da813d4726
Logbook converter (Needs ~8Minutes and is called one time). Backup your dives before use!!
Heinrichsweikamp
parents:
359
diff
changeset
|
265 movwf EEADR |
64da813d4726
Logbook converter (Needs ~8Minutes and is called one time). Backup your dives before use!!
Heinrichsweikamp
parents:
359
diff
changeset
|
266 movlw HIGH 0x100 |
64da813d4726
Logbook converter (Needs ~8Minutes and is called one time). Backup your dives before use!!
Heinrichsweikamp
parents:
359
diff
changeset
|
267 movwf EEADRH |
64da813d4726
Logbook converter (Needs ~8Minutes and is called one time). Backup your dives before use!!
Heinrichsweikamp
parents:
359
diff
changeset
|
268 call read_eeprom ; read byte |
64da813d4726
Logbook converter (Needs ~8Minutes and is called one time). Backup your dives before use!!
Heinrichsweikamp
parents:
359
diff
changeset
|
269 movlw 0xAA |
64da813d4726
Logbook converter (Needs ~8Minutes and is called one time). Backup your dives before use!!
Heinrichsweikamp
parents:
359
diff
changeset
|
270 cpfseq EEDATA ; is 0xAA already? |
64da813d4726
Logbook converter (Needs ~8Minutes and is called one time). Backup your dives before use!!
Heinrichsweikamp
parents:
359
diff
changeset
|
271 call logbook_convert_64k ; No, convert now (And write 0xAA to internal EEPROM 0x100) |
64da813d4726
Logbook converter (Needs ~8Minutes and is called one time). Backup your dives before use!!
Heinrichsweikamp
parents:
359
diff
changeset
|
272 |
499
2ac77db9c150
Added OLED brightness setting, texts 280, 312 and 313 need update
heinrichsweikamp
parents:
493
diff
changeset
|
273 ; Set OLED brightness flag |
2ac77db9c150
Added OLED brightness setting, texts 280, 312 and 313 need update
heinrichsweikamp
parents:
493
diff
changeset
|
274 movlw LOW 0x104 |
2ac77db9c150
Added OLED brightness setting, texts 280, 312 and 313 need update
heinrichsweikamp
parents:
493
diff
changeset
|
275 movwf EEADR |
2ac77db9c150
Added OLED brightness setting, texts 280, 312 and 313 need update
heinrichsweikamp
parents:
493
diff
changeset
|
276 movlw HIGH 0x104 |
2ac77db9c150
Added OLED brightness setting, texts 280, 312 and 313 need update
heinrichsweikamp
parents:
493
diff
changeset
|
277 movwf EEADRH ; OLED brightness (=0: Eco, =1: High) |
2ac77db9c150
Added OLED brightness setting, texts 280, 312 and 313 need update
heinrichsweikamp
parents:
493
diff
changeset
|
278 call read_eeprom ; read byte |
2ac77db9c150
Added OLED brightness setting, texts 280, 312 and 313 need update
heinrichsweikamp
parents:
493
diff
changeset
|
279 bcf oled_brightness_high ; Eco mode |
2ac77db9c150
Added OLED brightness setting, texts 280, 312 and 313 need update
heinrichsweikamp
parents:
493
diff
changeset
|
280 movlw .0 |
2ac77db9c150
Added OLED brightness setting, texts 280, 312 and 313 need update
heinrichsweikamp
parents:
493
diff
changeset
|
281 cpfseq EEDATA ; High? |
2ac77db9c150
Added OLED brightness setting, texts 280, 312 and 313 need update
heinrichsweikamp
parents:
493
diff
changeset
|
282 bsf oled_brightness_high ; Yes! |
2ac77db9c150
Added OLED brightness setting, texts 280, 312 and 313 need update
heinrichsweikamp
parents:
493
diff
changeset
|
283 |
2ac77db9c150
Added OLED brightness setting, texts 280, 312 and 313 need update
heinrichsweikamp
parents:
493
diff
changeset
|
284 clrf EEADRH ; Reset EEADRH |
0 | 285 goto surfloop ; Jump to Surfaceloop! |
286 | |
287 | |
288 display_new_cf_installed: | |
289 call PLED_new_cf_warning ; Display new CF warning screen | |
290 movlw d'20' ; timeout for warning screen | |
291 bra startup_screen3a ; Will RETURN after timeout or button press | |
197 | 292 |
293 ;============================================================================= | |
294 ; Setup all flags and parameters for divemode and simulator computations. | |
295 ; | |
296 restart_set_modes_and_flags: ; "Call"ed from divemode, as well! | |
0 | 297 bcf gauge_mode |
298 bcf FLAG_const_ppO2_mode | |
299 bcf FLAG_apnoe_mode | |
45 | 300 |
301 ; Pre-load modes for OC, GF 90/90 and no Aponoe or Gauge. | |
197 | 302 bcf no_deco_customviews ; Clear no-deco-mode-flag |
45 | 303 movlw d'0' |
469 | 304 movff WREG,char_I_deco_model ; ZH-L16 |
45 | 305 ; Load GF values into RAM |
306 movlw d'90' | |
197 | 307 movff WREG,char_I_GF_Low_percentage |
308 movff WREG,char_I_GF_High_percentage ; Set to 90/90... | |
0 | 309 clrf EEADRH |
197 | 310 read_int_eeprom d'34' ; Read deco data |
311 movlw d'1' ; Gauge mode | |
0 | 312 cpfseq EEDATA |
197 | 313 bra restart_3_test_ppO2_mode ; check for ppO2 mode |
314 bsf gauge_mode ; Set flag for gauge mode | |
315 bsf no_deco_customviews ; Set no-deco-mode-flag | |
316 return ; start in Surfacemode | |
0 | 317 restart_3_test_ppO2_mode: |
197 | 318 movlw d'2' ; const ppO2 mode |
0 | 319 cpfseq EEDATA |
197 | 320 bra restart_3_test_apnoe_mode; check for apnoe mode |
321 bsf FLAG_const_ppO2_mode ; Set flag for ppO2 mode | |
322 return ; start in Surfacemode | |
0 | 323 restart_3_test_apnoe_mode: |
197 | 324 movlw d'3' ; Apnoe mode |
0 | 325 cpfseq EEDATA |
197 | 326 bra restart_4_test_gf_mode ; check for GF OC mode |
327 bsf FLAG_apnoe_mode ; Set flag for Apnoe Mode | |
328 bsf no_deco_customviews ; Set no-deco-mode-flag | |
329 return ; start in Surfacemode | |
0 | 330 restart_4_test_gf_mode: |
197 | 331 movlw d'4' ; GF OC mode |
0 | 332 cpfseq EEDATA |
197 | 333 bra restart_5_test_gfO2_mode ; check for GF CC mode |
0 | 334 movlw d'1' |
197 | 335 movff WREG,char_I_deco_model ; Set Flagbyte for GF method |
45 | 336 ; Load GF values into RAM |
197 | 337 GETCUSTOM8 d'32' ; GF low |
338 movff EEDATA,char_I_GF_Low_percentage | |
339 GETCUSTOM8 d'33' ; GF high | |
340 movff EEDATA,char_I_GF_High_percentage | |
341 return ; start in Surfacemode | |
0 | 342 restart_5_test_gfO2_mode: |
197 | 343 movlw d'5' ; GF CC mode |
0 | 344 cpfseq EEDATA |
197 | 345 return ; Start in Surfacemode |
346 bsf FLAG_const_ppO2_mode ; Set flag for ppO2 mode | |
0 | 347 movlw d'1' |
197 | 348 movff WREG,char_I_deco_model ; Set Flagbyte for GF method |
137 | 349 ; Load GF values into RAM |
197 | 350 GETCUSTOM8 d'32' ; GF low |
163 | 351 movff EEDATA,char_I_GF_Low_percentage |
197 | 352 GETCUSTOM8 d'33' ; GF high |
163 | 353 movff EEDATA,char_I_GF_High_percentage |
197 | 354 return ; start in Surfacemode |
355 | |
356 ;============================================================================= | |
0 | 357 |
358 startup_screen1: | |
359 call PLED_ClearScreen | |
360 call PLED_startupscreen1 ; show startup sreen | |
361 startup_screen1_2: | |
362 movlw d'10' ; timeout for startup screen | |
363 movwf temp1 | |
364 WAITMS d'200' | |
365 bcf switch_left | |
366 bcf switch_right | |
367 screen1_loop: | |
337 | 368 btfsc uart_dump_screen ; Asked to dump screen contains ? |
369 call dump_screen ; Yes! | |
370 | |
0 | 371 btfsc onesecupdate ; do every second tasks? |
372 call set_dive_modes ; tests if depth>threshold | |
373 btfsc onesecupdate ; do every second tasks? | |
374 decf temp1,F | |
375 bcf onesecupdate ; every second tasks done | |
376 | |
377 tstfsz temp1 ; timout occured? | |
378 bra screen1_loop2 ; no | |
379 return | |
380 | |
381 screen1_loop2: | |
382 btfsc divemode ; Divemode active? | |
383 return | |
384 btfsc switch_left ; Ack? | |
385 return | |
386 btfsc switch_right ; Ack? | |
387 return | |
388 bra screen1_loop ; loop screen | |
389 | |
390 startup_screen2: | |
391 call PLED_ClearScreen ; Page 1 | |
392 call PLED_startupscreen2 ; show startup sreen | |
393 bra startup_screen1_2 | |
394 | |
395 startup_screen3a:; WARNING: Also used for decodescriptions and CF Warning screen! | |
396 movwf temp1 | |
397 WAITMS d'200' | |
398 bcf switch_left | |
399 bcf switch_right | |
400 screen3_loop: | |
337 | 401 btfsc uart_dump_screen ; Asked to dump screen contains ? |
402 call dump_screen ; Yes! | |
403 | |
0 | 404 btfsc onesecupdate ; do every second tasks? |
405 call set_dive_modes ; tests if depth>threshold | |
406 | |
407 btfsc onesecupdate ; do every second tasks? | |
408 decf temp1,F | |
409 bcf onesecupdate ; every second tasks done | |
410 | |
411 tstfsz temp1 ; timout occured? | |
412 bra screen3_loop2 ; no | |
413 return | |
414 screen3_loop2: | |
415 btfsc switch_left ; Ack? | |
416 return | |
417 btfsc switch_right ; Ack? | |
418 return | |
419 bra screen3_loop ; loop screen | |
420 | |
337 | 421 ;============================================================================= |
422 | |
306 | 423 first_start: |
424 movlw max_custom_number ; Defined in definitions.asm | |
425 movwf EEDATA | |
426 write_int_eeprom d'92' ; Store number of CF used in this firmware | |
427 bra start3 ; continue with normal start | |
428 | |
0 | 429 init: |
466 | 430 movlw OSCCON_VALUE |
0 | 431 movwf OSCCON |
432 | |
433 movlw b'00010001' ; I/O Ports | |
434 movwf TRISA | |
435 clrf PORTA | |
436 movlw b'00000011' | |
437 movwf TRISB | |
438 clrf PORTB | |
439 movlw b'11011101' ; UART | |
440 movwf TRISC | |
441 clrf PORTC | |
442 movlw b'00000000' | |
443 movwf TRISE | |
444 clrf PORTE | |
445 movlw b'00000000' | |
446 movwf TRISD | |
447 clrf PORTD | |
448 | |
449 movlw b'01000000' ; Bit6: PPL enable | |
450 movwf OSCTUNE | |
451 | |
466 | 452 movlw T0CON_VALUE ; Timer0 |
0 | 453 movwf T0CON |
454 | |
455 movlw b'00000111' ; Timer1 | |
456 movwf T1CON | |
457 | |
458 movlw b'11010000' ; Interrups | |
459 movwf INTCON | |
460 movlw b'00000101' | |
461 movwf INTCON2 | |
462 movlw b'00001000' | |
463 movwf INTCON3 | |
464 movlw b'00100001' | |
465 movwf PIE1 | |
466 movlw b'00000000' | |
467 movwf PIE2 | |
468 clrf RCON | |
469 | |
470 movlw b'00000000' ; A/D Converter | |
471 movwf ADCON0 | |
472 movlw b'00001110' | |
473 movwf ADCON1 | |
474 movlw b'10001010' ; Right justified | |
475 movwf ADCON2 | |
476 | |
477 clrf SSPCON1 ; Set I²C Mode | |
537 | 478 movlw SSPSTAT_VALUE |
0 | 479 movwf SSPSTAT |
480 movlw b'00101000' | |
481 movwf SSPCON1 | |
482 movlw b'00000000' | |
483 movwf SSPCON2 | |
466 | 484 movlw SSPADD_VALUE ; I²C Speed |
0 | 485 movwf SSPADD |
486 | |
487 clrf CCP1CON ; PWM Module off | |
488 clrf ECCP1CON ; PWM Module off | |
489 | |
490 movlw b'00000111' ; Comperator Module off | |
491 movwf CMCON | |
492 | |
493 movlw b'00100000' | |
494 movwf CANCON ; ECAN Module OFF | |
495 | |
496 movlw b'00100100' ; UART | |
497 movwf TXSTA | |
498 movlw b'10010000' | |
499 movwf RCSTA | |
500 movlw b'00001000' | |
501 movwf BAUDCON | |
502 clrf SPBRGH | |
466 | 503 movlw SPBRG_VALUE |
0 | 504 movwf SPBRG |
505 clrf RCREG | |
506 clrf PIR1 | |
507 return |