comparison code_part1/OSTC_code_asm_part1/divemode_menu.asm @ 0:96a35aeda5f2

Initial setup
author heinrichsweikamp
date Tue, 12 Jan 2010 15:05:59 +0100
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children 3cf8af30b36e
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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 ; Underwater Menu (Set Gas, Decoplan, etc.)
20 ; written by: Matthias Heinrichs, info@heinrichsweikamp.com
21 ; written: 11/11/05
22 ; last updated: 090305
23 ; known bugs:
24 ; ToDo:
25
26
27 test_switches_divemode:
28 ; checks switches in divemode
29 btfsc switch_left
30 bra test_switches_divemode2
31
32 btfss switch_right
33 return
34
35 bcf switch_left ; Left button pressed!
36 bcf switch_right
37
38 bcf select_bailoutgas ; Clear Flag for Bailout list
39 bsf premenu ; Set Flag for premenu
40 bcf menubit
41 clrf timeout_counter3 ; timeout_divemenu
42
43 btfsc FLAG_apnoe_mode ; In Apnoe mode?
44 bra test_switches_divemode1 ; Yes!
45
46 test_switches_divemode0:
47 WIN_INVERT .1
48 DISPLAYTEXT .4 ;Menu?
49 WIN_INVERT .0
50 return
51
52 test_switches_divemode1:
53 DISPLAYTEXT .141 ;Quit?
54 return
55
56 test_switches_divemode2:
57 bcf switch_left ; Also reactivate left button if there was a right press without prior left press
58 bcf switch_right ; enable right button again
59
60 btfss premenu
61 bra set_marker ; No Pre-Menu displayed -> Set Markerflag!
62
63 btfss FLAG_apnoe_mode ; In Apnoe mode?
64 bra test_switches_divemode2a; No!
65
66 ; Yes, so quit Apnoe mode at once...
67 bcf divemode ; Clear Divemode flag...
68 bcf premenu ; clear premenu flag
69 return
70
71 test_switches_divemode2a:
72 bsf menubit ; Enter Divemode-Menu!
73 bcf premenu ; clear premenu flag
74 call PLED_clear_divemode_menu ; Clear dive mode menu area
75 call PLED_divemode_menu_mask_first ; Write Divemode menu1 mask
76 bcf display_set_simulator ; Clear Simulator-Menu flag
77 bcf divemode_menu_page ; Start in Menu Page one
78 movlw d'1'
79 movwf menupos ; reset cursor in divemode menu
80 call PLED_divemenu_cursor ; show cursor
81 bcf switch_right
82 bcf switch_left ; Left button pressed!
83 return
84
85 set_marker:
86 btfsc standalone_simulator ; Standalone Simualtor active?
87 bra divemode_menu_simulator ; Yes, Show simulator menu!
88
89 call set_LEDg ; LEDg on
90 movlw d'6' ; Type of Alarm (Manual Marker)
91 movwf AlarmType ; Copy to Alarm Register
92 bsf event_occured ; Set Event Flag
93
94 btfss stopwatch_active ; =1: Reset Average registers
95 return
96 ; Maker Set, also reset average Depth....
97 clrf average_depth_hold+0
98 clrf average_depth_hold+1
99 clrf average_depth_hold+2
100 clrf average_depth_hold+3 ; Clear average depth register
101 movlw d'2'
102 movwf average_divesecs+0
103 clrf average_divesecs+1
104 call calc_average_depth
105 return
106
107 test_switches_divemode_menu:
108 btfsc switch_left
109 bra test_switches_divemode_menu3
110 btfss switch_right
111 return
112
113 btfsc display_see_l_tissue ; Is the leading tissue info screen active
114 bra divemenu_see_leading_tissue2; Yes, quit menu
115
116 btfsc display_see_deco ; Is the Decoplan displayed?
117 bra divemenu_see_decoplan2 ; Yes, exit menu on left button press
118
119 btfsc display_set_graphs ; Is the Graph displayed?
120 bra divemode_set_graphs2 ; Yes, exit menu on right button press
121
122 bcf switch_right ; Left button pressed
123 clrf timeout_counter3 ; timout_divemenu!
124 incf menupos,F
125
126 ; Following routine configures the number of menu entries for the different modes
127 movlw d'6' ; number of available gases+1, ; number of menu options+1
128 btfsc display_set_setpoint ; In SetPoint Menu?
129 movlw d'4' ; Number of entries for this menu+1
130
131 cpfseq menupos ; =limit?
132 bra test_switches_divemode_menu1; No!
133 movlw d'1' ; Yes, reset to position 1!
134 movwf menupos
135 test_switches_divemode_menu1:
136 call PLED_divemenu_cursor ; update cursor
137 return
138
139 test_switches_divemode_menu3:
140 bcf switch_left
141 bcf switch_right
142 bsf menubit ; Enter Divemode-Menu!
143 bcf premenu ; clear premenu flag
144 clrf timeout_counter3
145
146 btfsc display_see_l_tissue ; Is the leading tissue info screen active
147 bra divemenu_see_leading_tissue2; Yes, quit menu
148
149 btfsc display_set_gas ; Are we in the "Gaslist" or "SetPoint" menu?
150 bra divemenu_set_gas2 ; Yes, so set gas and exit menu
151
152 btfsc display_see_deco ; Is the Decoplan displayed?
153 bra divemenu_see_decoplan2 ; Yes, exit menu on right button press
154
155 btfsc display_set_graphs ; Is the Graph displayed?
156 bra divemode_set_graphs2 ; Yes, exit menu on right button press
157
158 btfsc display_set_xgas ; Are we in the "Set Gas" menu?
159 bra divemenu_set_xgas2 ; Yes, so configure gas or set menu and exit menu
160
161 btfsc display_set_simulator ; Are we in the Divemode Simulator menu?
162 goto divemode_menu_simulator2 ; Yes, so adjust depth or set and exit
163
164 btfsc divemode_menu_page ; Are we in the second menu page?
165 bra test_switches_divemode_menu4; Yes, use second page items
166 ; Options for Menu 1
167 dcfsnz menupos,F
168 bra divemenu_see_decoplan ; display the full decoplan
169 dcfsnz menupos,F
170 bra divemenu_set_gas ; Set gas sub-menu
171 dcfsnz menupos,F
172 bra divemode_set_xgas ; Configure the extra gas / Select Bailout
173 dcfsnz menupos,F
174 bra divemenu_enter_second ; Enter second Menu page
175 dcfsnz menupos,F
176 bra timeout_divemenu2 ; Quit divemode menu
177 return
178
179 test_switches_divemode_menu4:
180 ; Options for Menu 2
181 dcfsnz menupos,F
182 bra divemode_set_graphs ; Show saturation graphs
183 dcfsnz menupos,F
184 bra divemode_toggle_brightness ; Toggle OLED-Brightness
185 dcfsnz menupos,F
186 bra divemenu_see_leading_tissue ; Display details about leading tissue
187 dcfsnz menupos,F
188 bra toggle_stopwatch ; Toggle Stopwatch
189 dcfsnz menupos,F
190 bra timeout_divemenu2 ; Quit divemode menu
191 return
192
193 toggle_stopwatch:
194 btg stopwatch_active ; Toggle Flag
195
196 btfss stopwatch_active ; Show Stopwatch?
197 bra toggle_stopwatch2 ; No, remove outputs
198
199 clrf average_depth_hold+0
200 clrf average_depth_hold+1
201 clrf average_depth_hold+2
202 clrf average_depth_hold+3 ; Clear average depth register
203 movlw d'2'
204 movwf average_divesecs+0
205 clrf average_divesecs+1
206 call calc_average_depth
207
208 bra timeout_divemenu2 ; quit menu!
209
210 toggle_stopwatch2:
211 call PLED_stopwatch_remove ; Remove Stopwatch Outputs
212 bra timeout_divemenu2 ; quit menu!
213
214 divemode_toggle_brightness:
215 read_int_eeprom d'90' ; Brightness offset? (Dim>0, Normal = 0)
216 tstfsz EEDATA ; Was dimmed?
217 bra divemode_toggle_brightness1 ; Yes...
218
219 call PLED_brightness_low
220 movlw d'1'
221 movwf EEDATA ; Copy to EEDATA
222 write_int_eeprom d'90' ; Brightness offset? (Dim=1, Normal = 0)
223 bra divemode_toggle_brightness3
224
225 divemode_toggle_brightness1:
226 call PLED_brightness_full
227 movlw d'0'
228 movwf EEDATA ; Copy to EEDATA
229 write_int_eeprom d'90' ; Brightness offset? (Dim=1, Normal = 0)
230
231 divemode_toggle_brightness3:
232 ; Now, redraw all outputs (All modes)
233 call PLED_active_gas_divemode ; Display gas, if required
234 call PLED_temp_divemode ; Displays temperature
235 call PLED_depth ; Displays new depth...
236 call PLED_max_pressure ; ...and max. depth
237
238 btfsc FLAG_apnoe_mode ; Ignore in Apnoe mode
239 bra timeout_divemenu2 ; quit menu!
240 btfsc gauge_mode ; Ignore in Gauge mode
241 bra timeout_divemenu2 ; quit menu!
242
243 ; Redraw Outputs in Deco modes
244 btfsc dekostop_active
245 call PLED_display_deko_mask ; clear nostop time, display decodata
246 btfss dekostop_active
247 call PLED_display_ndl_mask ; Clear deco data, display nostop time
248 bra timeout_divemenu2 ; quit menu!
249
250 divemenu_enter_second:
251 call PLED_clear_divemode_menu ; Clear dive mode menu area
252 call PLED_divemode_menu_mask_second ; Write Divemode menu1 mask
253 movlw d'1'
254 movwf menupos ; reset cursor to first item in divemode menu page two
255 bsf divemode_menu_page ; Enter Menu Page two
256 call PLED_divemenu_cursor ; show cursor
257 bcf switch_right
258 bcf switch_left ; Left button pressed!
259 return
260
261 divemode_set_xgas: ; Set the extra gas...
262 btfsc FLAG_const_ppO2_mode ; are we in ppO2 mode?
263 bra divemenu_set_bailout ; Yes, so display Bailot list...
264
265 bsf display_set_xgas ; Set Flag
266 call PLED_clear_divemode_menu ; Clear Menu
267
268 movff char_I_O2_ratio, EEDATA ; Reset Gas6 to current gas
269 write_int_eeprom d'24'
270 movff char_I_He_ratio, EEDATA
271 write_int_eeprom d'25'
272
273 call PLED_divemode_set_xgas ; Show mask
274
275 movlw d'1'
276 movwf menupos ; reset cursor
277 call PLED_divemenu_cursor ; update cursor
278
279 return
280
281 divemode_menu_simulator:
282 bsf menubit ; Enter Divemode-Menu!
283 bcf premenu ; clear premenu flag
284 bcf switch_right
285 bcf switch_left ; Left button pressed!
286 bsf display_set_simulator ; Set Flag
287 call PLED_clear_divemode_menu ; Clear Menu
288 call PLED_divemode_simulator_mask; Show mask
289 bcf divemode_menu_page ; Start in Menu Page one
290 movlw d'1'
291 movwf menupos ; reset cursor
292 call PLED_divemenu_cursor ; update cursor
293 return
294
295 divemode_menu_simulator2:
296 dcfsnz menupos,F
297 bra timeout_divemenu2 ; quit underwater menu!
298 dcfsnz menupos,F
299 bra divemode_menu_simulator_p1 ; Adjust +1m
300 dcfsnz menupos,F
301 bra divemode_menu_simulator_m1 ; Adjust -1m
302 dcfsnz menupos,F
303 bra divemode_menu_simulator_p10 ; Adjust +10m
304 dcfsnz menupos,F
305 bra divemode_menu_simulator_m10 ; Adjust -10m
306 bra timeout_divemenu2 ; quit underwater menu!
307
308 divemode_menu_simulator_common:
309 call PLED_divemode_simulator_mask ; Redraw Simualtor mask
310
311 ; Check limits (140m and 0m)
312 movlw LOW d'15000'
313 movwf sub_a+0
314 movlw HIGH d'15000'
315 movwf sub_a+1
316 movff sim_pressure+0,sub_b+0
317 movff sim_pressure+1,sub_b+1
318 call sub16 ; sub_c = sub_a - sub_b
319 btfss neg_flag
320 bra divemode_menu_simulator_common2
321 ; Too deep, limit to 140m
322 movlw LOW d'15000'
323 movwf sim_pressure+0
324 movlw HIGH d'15000'
325 movwf sim_pressure+1
326 return
327
328 divemode_menu_simulator_common2:
329 movlw LOW d'1000'
330 movwf sub_a+0
331 movlw HIGH d'1000'
332 movwf sub_a+1
333 movff sim_pressure+0,sub_b+0
334 movff sim_pressure+1,sub_b+1
335 call sub16 ; sub_c = sub_a - sub_b
336 btfsc neg_flag
337 return
338 ; Too shallow, limit to 1m
339 movlw LOW d'1000'
340 movwf sim_pressure+0
341 movlw HIGH d'1000'
342 movwf sim_pressure+1
343 return
344
345 divemode_menu_simulator_m10:
346 movlw LOW d'1000'
347 subwf sim_pressure+0,F
348 movlw HIGH d'1000'
349 subwfb sim_pressure+1,F
350 movlw d'5'
351 movwf menupos ; reset cursor
352 bra divemode_menu_simulator_common
353
354 divemode_menu_simulator_p10:
355 movlw LOW d'1000'
356 addwf sim_pressure+0,F
357 movlw HIGH d'1000'
358 addwfc sim_pressure+1,F
359 movlw d'4'
360 movwf menupos ; reset cursor
361 bra divemode_menu_simulator_common
362
363 divemode_menu_simulator_p1:
364 movlw d'100'
365 addwf sim_pressure+0,F
366 movlw d'0'
367 addwfc sim_pressure+1,F
368 movlw d'2'
369 movwf menupos ; reset cursor
370 bra divemode_menu_simulator_common
371
372 divemode_menu_simulator_m1:
373 movlw d'100'
374 subwf sim_pressure+0,F
375 movlw d'0'
376 subwfb sim_pressure+1,F
377 movlw d'3'
378 movwf menupos ; reset cursor
379 bra divemode_menu_simulator_common
380
381 divemode_set_graphs:
382 bsf display_set_graphs ; set flag
383 call PLED_clear_divemode_menu ; Clear Menu
384 call deco_main_calc_desaturation_time ; calculate desaturation time
385 movlb b'00000001' ; select ram bank 1
386 call PLED_saturation_graph_divemode ; Display saturation graph
387 return
388
389 divemode_set_graphs2:
390 bcf display_set_graphs ; clear flag
391 bra timeout_divemenu2 ; quit menu!
392
393 divemenu_see_leading_tissue:
394 bsf display_see_l_tissue ; Set Flag
395 call PLED_clear_divemode_menu ; Clear Menu
396 call PLED_show_leading_tissue ; Show infos about leading tissue
397 return
398
399 divemenu_see_leading_tissue2:
400 bcf display_see_l_tissue ; Clear Flag
401 bra timeout_divemenu2 ; quit menu!
402
403 divemenu_see_decoplan:
404 bsf display_see_deco ; set flag
405
406 read_int_eeprom d'34'
407 movlw d'3'
408 cpfsgt EEDATA ; in multi-gf mode? Z16 GF OC=4 and Z16 GF CC=5
409 bra divemenu_see_decoplan1 ; No!
410
411 bra divemenu_see_decoplan1 ; Show normal plan! ToDo: MultiGF Plan....
412
413 bsf multi_gf_display ; Yes, display the multi-gf table screen
414 call PLED_ClearScreen ; clean up OLED
415 call PLED_MultiGF_deco_mask
416
417 movff char_O_deco_status,deco_status ;
418 tstfsz deco_status ; deco_status=0 if decompression calculation done
419 return ; calculation not yet finished!
420
421 call PLED_MultiGF_deco_all ; Display the new screen
422 return
423
424 divemenu_see_decoplan1:
425 call PLED_clear_divemode_menu ; Clear Menu
426
427 movff char_O_deco_status,deco_status ;
428 tstfsz deco_status ; deco_status=0 if decompression calculation done
429 return ; calculation not yet finished!
430
431 call PLED_decoplan ; display the Decoplan
432 return
433
434 divemenu_see_decoplan2:
435 bcf display_see_deco ; clear flag
436 bra timeout_divemenu2 ; quit menu!
437
438 divemenu_set_xgas2:
439 dcfsnz menupos,F
440 bra divemenu_set_xgas2_exit ; Use the gas6 configured and exit
441 dcfsnz menupos,F
442 bra divemenu_set_xgas2_o2plus ; Adjust O2+
443 dcfsnz menupos,F
444 bra divemenu_set_xgas2_o2minus ; Adjust O2-
445 dcfsnz menupos,F
446 bra divemenu_set_xgas2_heplus ; Adjust He+
447 dcfsnz menupos,F
448 bra divemenu_set_xgas2_heminus ; Adjust He-
449 return
450
451 divemenu_set_xgas2_heminus:
452 read_int_eeprom d'25' ; He value
453 movff EEDATA,lo
454 decf lo,F ; decrease He
455 movlw d'255'
456 cpfseq lo
457 bra divemenu_set_xgas2_heminus2
458 incf lo,F ; limit to min=0
459 divemenu_set_xgas2_heminus2:
460 movff lo, EEDATA
461 write_int_eeprom d'25' ; He Value
462
463 call PLED_divemode_set_xgas ; Redraw menu
464 movlw d'5'
465 movwf menupos ; reset cursor
466 return
467
468 divemenu_set_xgas2_heplus:
469 read_int_eeprom d'25' ; He value
470 movff EEDATA,lo
471 incf lo,F ; increase He
472 movlw d'101'
473 cpfseq lo
474 bra divemenu_set_xgas2_heplus2
475 movlw d'4' ; O2 Limit
476 movwf lo
477 divemenu_set_xgas2_heplus2: ; test if O2+He>100...
478 read_int_eeprom d'24' ; O2 value
479 movf EEDATA,W
480 addwf lo,W ; add He value
481 movwf hi ; store in temp
482 movlw d'101'
483 cpfseq hi ; O2 and He > 100?
484 bra divemenu_set_xgas2_heplus3 ; No!
485 decf lo,F ; reduce He again = unchanged after operation
486 divemenu_set_xgas2_heplus3: ; save current value
487 movff lo, EEDATA
488 write_int_eeprom d'25' ; He Value
489
490 call PLED_divemode_set_xgas ; Redraw menu
491 movlw d'4'
492 movwf menupos ; reset cursor
493 return
494
495 divemenu_set_xgas2_o2minus:
496 read_int_eeprom d'24' ; O2 value
497 movff EEDATA,lo
498 decf lo,F ; decrease O2
499 movlw d'3' ; Limit-1
500 cpfseq lo
501 bra divemenu_set_xgas2_o2minus2
502 incf lo,F ; limit to min=9
503 divemenu_set_xgas2_o2minus2:
504 movff lo, EEDATA
505 write_int_eeprom d'24' ; O2 Value
506
507 call PLED_divemode_set_xgas ; Redraw menu
508 movlw d'3'
509 movwf menupos ; reset cursor
510 return
511
512 divemenu_set_xgas2_o2plus:
513 read_int_eeprom d'24' ; O2 value
514 movff EEDATA,lo
515 incf lo,F ; increase O2
516 movlw d'101'
517 cpfseq lo
518 bra divemenu_set_xgas2_o2plus2
519 movlw d'5' ; O2 limit
520 movwf lo
521 divemenu_set_xgas2_o2plus2: ; test if O2+He>100...
522 read_int_eeprom d'25' ; He value
523 movf EEDATA,W
524 addwf lo,W ; add O2 value
525 movwf hi ; store in temp
526 movlw d'101'
527 cpfseq hi ; O2 and He > 100?
528 bra divemenu_set_xgas2_o2plus3 ; No!
529 decf lo,F ; reduce O2 again = unchanged after operation
530 divemenu_set_xgas2_o2plus3: ; save current value
531 movff lo, EEDATA
532 write_int_eeprom d'24' ; O2 Value
533
534 call PLED_divemode_set_xgas ; Redraw menu
535 movlw d'2'
536 movwf menupos ; reset cursor
537 return
538
539 divemenu_set_xgas2_exit:
540 read_int_eeprom d'25' ; Read He ratio
541 movff EEDATA,char_I_He_ratio ; And copy into hold register
542
543 read_int_eeprom d'24' ; Read O2 ratio
544 movff EEDATA, char_I_O2_ratio ; O2 ratio
545 movff char_I_He_ratio, wait_temp ; copy into bank1 register
546 bsf STATUS,C ;
547 movlw d'100' ; 100%
548 subfwb wait_temp,W ; minus He
549 subfwb EEDATA,F ; minus O2
550 movff EEDATA, char_I_N2_ratio ; = N2!
551 bsf manual_gas_changed ; set event flag
552 bsf event_occured ; set global event flag
553 bra timeout_divemenu2 ; quit underwater menu!
554
555 divemenu_set_bailout:
556 bsf display_set_gas ; set flag
557 call PLED_clear_divemode_menu ; Clear Menu
558
559 bcf FLAG_const_ppO2_mode ; Delete Flag to show all bailouts
560 bsf select_bailoutgas ; Set Flag for Bailout list
561 call PLED_gas_list ; Display all 5 gases
562 bsf FLAG_const_ppO2_mode ; Reset Flag
563
564 movlw d'1'
565 movwf menupos ; reset cursor
566 call PLED_divemenu_cursor ; update cursor
567 return
568
569 divemenu_set_gas:
570 btfsc FLAG_const_ppO2_mode ; in ppO2 mode?
571 bra divemenu_set_setpoint ; Yes, display SetPoint/Sensor result list
572
573 bsf display_set_gas ; set flag
574 call PLED_clear_divemode_menu ; Clear Menu
575 call PLED_gas_list ; Display all 5 gases
576 movlw d'1'
577 movwf menupos ; reset cursor
578 call PLED_divemenu_cursor ; update cursor
579 return
580
581 divemenu_set_setpoint:
582 bsf display_set_setpoint ; set flag
583 bsf display_set_gas ; set flag
584
585 call PLED_clear_divemode_menu ; Clear Menu
586 call PLED_splist_start ; Display SetPoints and Sensor results
587 movlw d'1'
588 movwf menupos ; reset cursor
589 call PLED_divemenu_cursor ; update cursor
590
591 return
592
593
594 divemenu_set_gas2:
595 btfsc select_bailoutgas ; Are we in the Bailout list?
596 bra divemenu_set_gas2a ; Yes, choose gas
597
598 btfss FLAG_const_ppO2_mode ; are we in ppO2 mode?
599 bra divemenu_set_gas2a ; no, choose gas
600 ; Yes, so select SP 1-3 or Sensor mode
601
602 divemenu_set_gas1:
603 movlw d'35' ; offset in memory
604 addwf menupos,W ; add SP number 0-2
605 movwf EEADR
606 call read_eeprom ; Read SetPoint
607 movff EEDATA, char_I_const_ppO2 ; Use SetPoint
608
609 divemenu_set_gas1a:
610 bcf display_set_setpoint ; Clear Display Flag
611 ; Now, Set correct Diluent (again)
612 read_int_eeprom d'33' ; Read byte (stored in EEDATA)
613 movff EEDATA,active_gas ; Read start gas (1-5)
614
615 decf active_gas,W ; Gas 0-4
616 mullw d'4'
617 movf PRODL,W
618 addlw d'7' ; = address for He ratio
619 movwf EEADR
620 call read_eeprom ; Read He ratio
621 movff EEDATA,char_I_He_ratio ; And copy into hold register
622 decf active_gas,W ; Gas 0-4
623 mullw d'4'
624 movf PRODL,W
625 addlw d'6' ; = address for O2 ratio
626 movwf EEADR
627 call read_eeprom ; Read O2 ratio
628 movff EEDATA, char_I_O2_ratio ; O2 ratio
629 movff char_I_He_ratio, wait_temp ; copy into bank1 register
630 bsf STATUS,C ; Borrow bit
631 movlw d'100' ; 100%
632 subfwb wait_temp,W ; minus He
633 bsf STATUS,C ; Borrow bit
634 subfwb EEDATA,F ; minus O2
635 movff EEDATA, char_I_N2_ratio ; = N2!
636
637 call PLED_active_gas_clear ; Clear gas in case of AIR (Will be redrawn)
638
639 bsf stored_gas_changed ; set event flag
640 bsf event_occured ; set global event flag
641 bra timeout_divemenu2 ; quit menu!
642
643 divemenu_set_gas2a:
644 clrf lo ; clear Setpoint, PLED_const_ppO2_value now displayes "Bail"
645 movff lo,char_I_const_ppO2
646
647 bcf display_set_gas ; clear flag
648 movff menupos,active_gas ; copy into active gas register
649 decf menupos,W ; # of selected gas (0-4)
650 mullw d'4' ; times 4...
651 movf PRODL,W ;
652 addlw d'7' ; +7 = address for He ratio
653 movwf EEADR
654 call read_eeprom ; Read He ratio
655 movff EEDATA,char_I_He_ratio ; And copy into hold register
656
657 decf menupos,W ; # of selected gas (0-4)
658 mullw d'4' ; times 4...
659 movf PRODL,W ;
660 addlw d'6' ; +6 = address for O2 ratio
661 movwf EEADR
662 call read_eeprom ; Read O2 ratio
663 movff EEDATA, char_I_O2_ratio ; O2 ratio
664 movff char_I_He_ratio, wait_temp ; copy into bank1 register
665 bsf STATUS,C ;
666 movlw d'100' ; 100%
667 subfwb wait_temp,W ; minus He
668 subfwb EEDATA,F ; minus O2
669 movff EEDATA, char_I_N2_ratio ; = N2!
670 bsf stored_gas_changed ; set event flag
671 bsf event_occured ; set global event flag
672 bra timeout_divemenu2 ; quit menu!
673
674 timeout_divemenu:
675 btfss menubit ; is the Dive mode menu displayed?
676 return ; No
677
678 btfsc display_see_l_tissue ; Are the leading tissue details displayed?
679 bra timeout_divemenu7 ; Yes, update them
680
681 btfsc display_set_simulator ; Is the Simulator Mask active?
682 bra timeout_divemenu6 ; Yes, update Simulator mask
683
684
685 btfss display_see_deco ; Is the decoplan active?
686 bra timeout_divemenu1 ; No, skip updating the decoplan
687
688 btfsc multi_gf_display ; display the multi-gf table screen?
689 bra timeout_divemenu3 ; Yes...
690
691 movff char_O_deco_status,deco_status ;
692 tstfsz deco_status ; deco_status=0 if decompression calculation done
693 bra timeout_divemenu1 ; No, skip updating the decoplan
694
695 call PLED_decoplan ; update the Decoplan
696
697 timeout_divemenu1:
698 incf timeout_counter3,F ; increase timeout_counter3
699 GETCUSTOM8 d'10' ; loads timeout_divemenu into WREG
700 cpfsgt timeout_counter3 ; ... longer then timeout_divemenu
701 return ; No!
702 timeout_divemenu2: ; quit divemode menu
703 btfss multi_gf_display ; Was the Multi-GF Table displayed?
704 bra timeout_divemenu2a ; No, normal OLED rebuild
705
706 ; Restore some outputs
707 bcf multi_gf_display ; Do not display the multi-gf table screen
708 call PLED_ClearScreen ; Yes, clean up OLED first
709 call PLED_temp_divemode ; Displays temperature
710 call PLED_max_pressure ; Max. Depth
711 btfsc dekostop_active
712 call PLED_display_deko_mask ; clear nostop time, display decodata
713 btfss dekostop_active
714 call PLED_display_ndl_mask ; Clear deco data, display nostop time
715
716 timeout_divemenu2a:
717 bcf multi_gf_display ; Do not display the multi-gf table screen
718 bcf menubit
719 bcf premenu ; Yes, clear flags and menu, display dive time and mask again
720 call PLED_active_gas_divemode ; Display gas, if required
721 call PLED_clear_divemode_menu; Clear dive mode menu
722 call PLED_divemode_mask ; Display mask
723 call PLED_divemins ; Display (new) divetime!
724 clrf timeout_counter3 ; Also clear timeout
725 bcf display_see_deco ; clear all display flags
726 bcf display_see_l_tissue
727 bcf display_set_gas
728 bcf display_set_graphs
729 bcf display_set_xgas
730 bcf display_set_setpoint
731 bcf display_set_simulator
732 bcf switch_left ; and debounce switches
733 bcf switch_right
734 return
735
736 timeout_divemenu3:
737 call PLED_MultiGF_deco_mask
738
739 movff char_O_deco_status,deco_status ;
740 tstfsz deco_status ; deco_status=0 if decompression calculation done
741 bra timeout_divemenu1 ; No, skip updating the decoplan
742
743 call PLED_MultiGF_deco_all ; Display the new screen
744 bra timeout_divemenu1 ; Check timeout
745
746 timeout_divemenu6:
747 ; Update Simulator Mask
748 call PLED_divemode_simulator_mask; Show mask
749 call PLED_divemenu_cursor ; update cursor
750 bra timeout_divemenu1 ; Check timeout
751
752 timeout_divemenu7:
753 ; Update Leading tissue infos
754 call PLED_show_leading_tissue ; Update infos about leading tissue
755 bra timeout_divemenu1 ; Check timeout