comparison src/gaslist.asm @ 0:11d4fc797f74

init
author heinrichsweikamp
date Wed, 24 Apr 2013 19:22:45 +0200
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children 440e537e19d6
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-1:000000000000 0:11d4fc797f74
1 ;=============================================================================
2 ;
3 ; File gaslist.asm
4 ;
5 ; Managing OSTC3 gas list
6 ;
7 ; Copyright (c) 2011, JD Gascuel, HeinrichsWeikamp, all right reserved.
8 ;=============================================================================
9 ; HISTORY
10 ; 2011-08-11 : [jDG] Creation.
11
12 #include "ostc3.inc" ; Mandatory header
13 #include "convert.inc"
14 #include "math.inc" ; div16x16 for MOD calculations
15 #include "strings.inc"
16 #include "tft.inc"
17 #include "tft_outputs.inc"
18
19 #include "shared_definitions.h"
20
21 CBLOCK tmp+0x40 ; Keep space for menu processor
22 gaslist_gas
23 gaslist_O2
24 gaslist_He
25 gaslist_depth
26 gaslist_Type
27 ; Reserved to tmp+0x5F
28 ENDC
29
30 extern convert_mbar_to_feet
31
32 gui CODE
33 ;=============================================================================
34 ; Append gas description to current string.
35 ; Input: PRODL : gas number (0..4)
36 ; FSR2 : Current string position.
37 ; Output: Text appended into buffer pointed by FSR2.
38 extern customview_show_mix
39 global gaslist_strcat_gas
40 gaslist_strcat_gas:
41 rcall gaslist_setgas ; Sets gaslist_gas (0-4 for OC/Bailout, 5-9 for Diluents)
42 ; Retrieve gas definition:
43 gaslist_strcat_gas_0:
44 movf gaslist_gas,W
45 lfsr FSR1,opt_gas_O2_ratio ; Read opt_gas_O2_ratio[WREG]
46 movff PLUSW1,gaslist_O2
47 movf gaslist_gas,W
48 lfsr FSR1,opt_gas_He_ratio ; Read opt_gas_He_ratio[WREG]
49 movff PLUSW1,gaslist_He
50
51 movff gaslist_O2,lo
52 movff gaslist_He,hi
53 call customview_show_mix ; Put "Nxlo", "Txlo/hi", "Air" or "O2" into Postinc2
54 return
55
56
57 ;=============================================================================
58 ; Append current mix to current string (For divemode)
59 ; Input: FSR2 : Current string position.
60 ; Output: Text appended into buffer pointed by FSR2.
61 global gaslist_strcat_gasx
62 gaslist_strcat_gasx: ; Show current O2/He mix
63 STRCAT_TEXT tGas
64 STRCAT ": "
65 movff char_I_O2_ratio,lo
66 movff char_I_He_ratio,hi
67 call customview_show_mix ; Put "Nxlo", "Txlo/hi", "Air" or "O2" into Postinc2
68 return
69
70 global gaslist_show_type
71 extern tGasDisabled
72 extern tDilDisabled
73 gaslist_show_type:
74 movf gaslist_gas,W
75 lfsr FSR1,opt_gas_type ; Read opt_gas_type[WREG]
76 movff PLUSW1,gaslist_Type
77 STRCAT_TEXT tType
78 lfsr FSR1,tGasDisabled ; Base text number
79 btfsc ccr_diluent_setup ; In CCR setup?
80 lfsr FSR1,tDilDisabled ; Base text number
81 movff gaslist_Type,WREG ; 0-3
82 rlncf WREG ; x2
83 addwf FSR1L,F
84 movlw .0
85 addwfc FSR1H,F
86 call strcat_text
87 return
88
89 global gaslist_toggle_type
90 gaslist_toggle_type:
91 movf gaslist_gas,W
92 lfsr FSR1,opt_gas_type ; Read opt_gas_type[WREG]
93 movff PLUSW1,gaslist_Type
94 incf gaslist_Type,F ; 0-3/0-2
95 btfsc ccr_diluent_setup ; In CCR setup?
96 bra gaslist_toggle_type2 ; Yes
97 btfsc gaslist_Type,2 ; >3?
98 clrf gaslist_Type ; Clear to zero
99 movff gaslist_Type,PLUSW1 ; Copy back result
100 return
101
102 gaslist_toggle_type2:
103 movlw .3
104 cpfslt gaslist_Type ; >2?
105 clrf gaslist_Type ; Clear to zero
106 movf gaslist_gas,W
107 movff gaslist_Type,PLUSW1 ; Copy back result
108 return
109
110 global gaslist_setSP
111 gaslist_setSP:
112 movff PRODL,gaslist_gas ; 0-4
113 return
114
115 extern tbar
116 global gaslist_strcat_setpoint
117 global gaslist_strcat_setpoint_0
118 gaslist_strcat_setpoint:
119 call gaslist_setSP
120 gaslist_strcat_setpoint_0:
121 bsf leftbind
122 btfsc short_gas_decriptions ; =1: Use short versions of gaslist_strcat_gas_mod and gaslist_strcat_setpoint
123 bra gaslist_strcat_setpoint2 ; Short version
124 STRCAT_TEXT tSP
125 incf gaslist_gas,W
126 movwf lo
127 output_8
128 bcf leftbind
129 PUTC ":"
130 gaslist_strcat_setpoint2: ; Short version
131 lfsr FSR1,opt_gas_type
132 btfsc divemode
133 bra gaslist_strcat_setpoint4 ; no "*" in divemode
134 movf gaslist_gas,W
135 decf PLUSW1,W ; Type-1 into WREG
136 bnz gaslist_strcat_setpoint3 ; Not "first"
137 PUTC "*"
138 bra gaslist_strcat_setpoint4
139 gaslist_strcat_setpoint3:
140 PUTC " "
141 gaslist_strcat_setpoint4:
142 movf gaslist_gas,W
143 lfsr FSR1,char_I_setpoint_cbar
144 movf PLUSW1,W
145 movwf lo
146 clrf hi
147 bsf leftbind
148 output_16dp d'3'
149 btfsc divemode
150 bra gaslist_strcat_setpoint5 ; Skip text in divemode
151 STRCAT_TEXT tbar
152 gaslist_strcat_setpoint5:
153 PUTC " "
154 ; Read switch depth
155 movf gaslist_gas,W
156 lfsr FSR1,char_I_setpoint_change
157 movff PLUSW1,lo
158 bra gaslist_strcat_4 ; And return...
159
160 ;----------------------------------------------------------------------------
161 ; Append gas description to current string.
162 ; Input: PRODL : gas number (0..4)
163 ; FSR2 : Current string position.
164 ; Output: Text appended into buffer pointed by FSR2.
165 ;
166 ; NOTE: used in the menu-tree for the MENU_CALLBACK entry.
167
168 gaslist_strcat_gas_better: ; Yes, check if this is a "better gas"
169 movlw .0
170 movff WREG,win_invert
171 incf gaslist_gas,W ; gaslist_gas+1 -> WREG
172 cpfseq better_gas_number ; 1-5 for OC/Bailout and 6-10 for diluents
173 return
174 movlw color_yellow ; show in yellow
175 call TFT_set_color
176 movlw .1
177 movff WREG,win_invert ; and invert
178 return
179
180 global gaslist_strcat_gas_mod
181 gaslist_strcat_gas_mod:
182 rcall gaslist_setgas ; Sets gaslist_gas (0-4 for OC/Bailout, 5-9 for Diluents)
183
184 global gaslist_gastitle
185 gaslist_gastitle:
186 btfsc short_gas_decriptions ; =1: Use short versions of gaslist_strcat_gas_mod and gaslist_strcat_setpoint
187 bra gaslist_gastitle2 ; Short version
188 STRCAT_TEXT tGas
189 incf gaslist_gas,W
190 movwf lo
191 bsf leftbind
192 output_8
193 bcf leftbind
194 PUTC ":"
195
196 gaslist_gastitle2: ; Short version
197 lfsr FSR1,opt_gas_type
198 btfsc divemode
199 bra gaslist_gastitle3 ; no "*" in divemode
200 movf gaslist_gas,W
201 decf PLUSW1,W ; Type-1 into WREG
202 bnz gaslist_gastitle1 ; Not "First"
203 PUTC "*"
204 bra gaslist_gastitle3
205 gaslist_gastitle1:
206 PUTC " "
207 gaslist_gastitle3: ; Short version
208 call TFT_standard_color
209
210 btfsc divemode ; In divemode?
211 rcall gaslist_strcat_gas_better ; Yes, check if this is a "better gas"
212
213 movf gaslist_gas,W ; (0-4 for OC/Bailout, 5-9 for Diluents)
214 movf PLUSW1,W
215 bnz gaslist_strcat_3
216 call TFT_disabled_color
217 gaslist_strcat_3:
218 rcall gaslist_strcat_gas_0
219 PUTC " "
220 ; Read switch depth
221 movf gaslist_gas,W ; (0-4 for OC/Bailout, 5-9 for Diluents)
222 lfsr FSR1,char_I_deco_gas_change
223 movff PLUSW1,lo
224 rcall gaslist_calc_mod ; Compute MOD into WREG
225 cpfsgt lo
226 bra gaslist_strcat_4
227 TFT_WARNINGS_COLOR ; Turn red if bigger
228 gaslist_strcat_4:
229 TSTOSS opt_units ; 0=Meters, 1=Feets
230 bra gaslist_strcat_3_metric
231 ;gaslist_strcat_3_imperial:
232 movf lo,W
233 mullw .100 ; convert meters to mbar
234 movff PRODL,lo
235 movff PRODH,hi
236 call convert_mbar_to_feet ; convert value in lo:hi from mbar to feet
237 bsf leftbind
238 output_16_3
239 STRCAT_TEXT tFeets ; "ft"
240 return
241
242 gaslist_strcat_3_metric:
243 output_99
244 STRCAT_TEXT tMeters ; "m"
245 return
246
247 ;----------------------------------------------------------------------------
248 ; Store current menu item, and display gas description later.
249 ; Input: PRODL : gas number (0..4)
250 ; NOTE: used in the menu-tree for the MENU_CALLBACK entry.
251 global gaslist_setgas
252 gaslist_setgas:
253 movff PRODL,gaslist_gas
254 movlw .5
255 btfsc ccr_diluent_setup ; in CCR menus?
256 addwf gaslist_gas,F ; Yes, offset to gases 5-9
257 return
258
259
260 global gaslist_cleanup_list ; Takes care that only one gas can be first and first has 0m change depth
261 gaslist_cleanup_list:
262 bcf ignore_last_edited_gas
263 movlw .0
264 btfsc ccr_diluent_setup ; In CCR-Menu?
265 addlw .5 ; Yes, adjust offset
266 subwf gaslist_gas,F
267 gaslist_cleanup_list1:
268 clrf lo
269 lfsr FSR1,opt_gas_type ; Read opt_gas_type[WREG]
270 movlw .5 ; Check 5 gases
271 movwf hi
272 gaslist_cleanup_list2:
273 decf hi,w ; 0-4
274 btfsc ccr_diluent_setup ; In CCR-Menu?
275 addlw .5 ; Yes, adjust offset
276 movff PLUSW1,hi_temp
277 movlw .1
278 cpfseq hi_temp ; gas = first ?
279 bra gaslist_cleanup_list3 ; No
280 incf lo,F ; Yes, count "first gases"
281
282 btfss ignore_last_edited_gas ; If we are not in the second-pass mode
283 bra gaslist_cleanup_list2b
284
285 decf hi,w ; 0-4
286 cpfseq gaslist_gas ; Do not disable last edited gas
287 gaslist_cleanup_list2b:
288 movff hi,lo_temp ; Keep the last "first gas" found
289 gaslist_cleanup_list3:
290 decfsz hi,F
291 bra gaslist_cleanup_list2 ; Loop
292
293 tstfsz lo ; No gas active?
294 bra gaslist_cleanup_list4 ; No, at least one is active
295
296 btfsc ccr_diluent_setup ; In CCR-Menu?
297 bra gaslist_cleanup_list3a ; Yes.
298 ; make gas1 first and zero
299 movlw .1 ; First
300 movwf lo_temp
301 movwf INDF1
302 bra gaslist_cleanup_list5 ; Set change depth to zero
303
304 gaslist_cleanup_list3a:
305 movlw .5
306 addwf FSR1L,F
307 movlw .0
308 addwfc FSR1H,F ; Setup to Diluents
309 ; make dil1 first and zero
310 movlw .1 ; First
311 movwf lo_temp
312 movwf INDF1
313 bra gaslist_cleanup_list5 ; Set change depth to zero
314
315 gaslist_cleanup_list4:
316 movlw .1
317 cpfsgt lo ; More then one "first gas"?
318 bra gaslist_cleanup_list5 ; No, done.
319 ; More then one Gas is "first gas"
320 ; Disable last found "first gas" but keep it's change depth
321 decf lo_temp,W ; 0-4
322 cpfseq gaslist_gas ; Do not disable last edited gas
323 bra gaslist_cleanup_list4b
324 ; Do not disable last edited gas
325 ; search again but ignore last edited gas
326 bsf ignore_last_edited_gas
327 bra gaslist_cleanup_list1 ; Loop until only one "first gas" is left
328
329 gaslist_cleanup_list4b:
330 btfsc ccr_diluent_setup ; In CCR-Menu?
331 addlw .5 ; Yes, adjust offset
332 clrf PLUSW1 ; Disable gas
333 bra gaslist_cleanup_list ; Loop until only one "first gas" is left
334
335 gaslist_cleanup_list5:
336 lfsr FSR1,char_I_deco_gas_change
337 decf lo_temp,W
338 btfsc ccr_diluent_setup ; In CCR-Menu?
339 addlw .5 ; Yes, adjust offset
340 clrf PLUSW1 ; Set First gas to zero m
341 return
342
343 ;----------------------------------------------------------------------------
344 ; Increment/Decrement O2 ratio
345 global gaslist_pO2
346 gaslist_pO2:
347 movf gaslist_gas,W
348 lfsr FSR1,opt_gas_He_ratio ; Read opt_gas_He_ratio[WREG]
349 movff PLUSW1,gaslist_He
350 lfsr FSR1,opt_gas_O2_ratio ; Read opt_gas_O2_ratio[WREG]
351 movff PLUSW1,gaslist_O2
352
353 incf gaslist_O2,F ; O2++
354 movf gaslist_He,W
355 addwf gaslist_O2,W
356 movwf lo
357 movlw .101
358 cpfslt lo ; O2+He<101?
359 decf gaslist_O2,F ; O2-- (Unchanged)
360
361 movf gaslist_gas,W
362 movff gaslist_O2,PLUSW1 ; And write back to opt_gas_O2_ratio[WREG]
363 return
364
365 global gaslist_mO2
366 gaslist_mO2:
367 movf gaslist_gas,W
368 lfsr FSR1,opt_gas_O2_ratio ; Read opt_gas_O2_ratio[WREG]
369 movff PLUSW1,gaslist_O2
370
371 decf gaslist_O2,F
372 movlw gaslist_min_o2
373 cpfslt gaslist_O2
374 bra gaslist_mO2_1
375 movlw gaslist_min_o2
376 movwf gaslist_O2
377 gaslist_mO2_1:
378 movf gaslist_gas,W
379 movff gaslist_O2,PLUSW1 ; And write back to opt_gas_O2_ratio[WREG]
380 return
381
382 ;----------------------------------------------------------------------------
383 ; Increment/Decrement He ratio
384 global gaslist_pHe
385 gaslist_pHe:
386 movf gaslist_gas,W
387 lfsr FSR1,opt_gas_O2_ratio ; Read opt_gas_O2_ratio[WREG]
388 movff PLUSW1,gaslist_O2
389 lfsr FSR1,opt_gas_He_ratio ; Read opt_gas_He_ratio[WREG]
390 movff PLUSW1,gaslist_He
391
392 incf gaslist_He,F ; He++
393 movf gaslist_He,W
394 addwf gaslist_O2,W
395 movwf lo
396 movlw .101
397 cpfslt lo ; O2+He<101?
398 decf gaslist_He,F ; Yes, He-- (Unchanged)
399
400 movf gaslist_gas,W
401 movff gaslist_He,PLUSW1 ; And write back to opt_gas_He_ratio[WREG]
402 return
403
404 global gaslist_mHe
405 gaslist_mHe:
406 movf gaslist_gas,W
407 lfsr FSR1,opt_gas_He_ratio ; Read opt_gas_He_ratio[WREG]
408 movff PLUSW1,gaslist_He
409
410 decf gaslist_He,F
411 bnn gaslist_mHe_1
412 clrf gaslist_He
413 gaslist_mHe_1:
414 movf gaslist_gas,W
415 movff gaslist_He,PLUSW1 ; And write back to opt_gas_He_ratio[WREG]
416 return
417
418 ;----------------------------------------------------------------------------
419 ; Increment/Decrement switch depth
420 global gaslist_pDepth
421 gaslist_pDepth:
422 movf gaslist_gas,W
423 lfsr FSR1,char_I_deco_gas_change
424 movff PLUSW1,gaslist_O2 ; Read char_I_deco_gas_change[WREG]
425
426 incf gaslist_O2,F
427 movlw gaslist_max_change_depth
428 cpfsgt gaslist_O2
429 bra gaslist_pDepth_1
430 movlw gaslist_max_change_depth
431 movwf gaslist_O2
432 gaslist_pDepth_1:
433 movf gaslist_gas,W
434 movff gaslist_O2,PLUSW1 ; Write back to char_I_deco_gas_change[WREG]
435 return
436
437 global gaslist_mDepth
438 gaslist_mDepth:
439 movf gaslist_gas,W
440 lfsr FSR1,char_I_deco_gas_change
441 movff PLUSW1,gaslist_O2 ; Read char_I_deco_gas_change[WREG]
442
443 decf gaslist_O2,F
444 btfsc STATUS,N
445 clrf gaslist_O2
446
447 movf gaslist_gas,W
448 movff gaslist_O2,PLUSW1 ; And write back to char_I_deco_gas_change[WREG]
449 return
450
451 global gaslist_spplus
452 gaslist_spplus:
453 movf gaslist_gas,W
454 lfsr FSR1,char_I_setpoint_cbar
455 movff PLUSW1,lo ; Read char_I_setpoint_cbar[WREG]
456 movlw gaslist_sp_stepsize
457 addwf lo,F
458 movlw gaslist_sp_max
459 cpfsgt lo
460 bra gaslist_spplus2
461 movlw gaslist_sp_min
462 movwf lo
463 gaslist_spplus2:
464 movf gaslist_gas,W
465 movff lo,PLUSW1 ; Write back to char_I_setpoint_cbar
466 return
467
468 global gaslist_spdepthplus
469 gaslist_spdepthplus:
470 movf gaslist_gas,W
471 bz gaslist_spdepthplus3 ; Setpoint 1 is always 0m
472 lfsr FSR1,char_I_setpoint_change
473 movff PLUSW1,gaslist_O2 ; Read char_I_deco_gas_change[WREG]
474 incf gaslist_O2,F
475 movlw gaslist_max_change_depth
476 cpfsgt gaslist_O2
477 bra gaslist_spdepthplus_1
478 movlw gaslist_max_change_depth
479 movwf gaslist_O2
480 gaslist_spdepthplus_1:
481 movf gaslist_gas,W
482 movff gaslist_O2,PLUSW1 ; Write back to char_I_deco_gas_change[WREG]
483 return
484
485 gaslist_spdepthplus3:
486 movlw .0
487 movff WREG,char_I_setpoint_change+0 ; Reset to 0m
488 return
489
490 global gaslist_spdepthminus
491 gaslist_spdepthminus:
492 movf gaslist_gas,W
493 bz gaslist_spdepthplus3 ; Setpoint 1 is always 0m
494 lfsr FSR1,char_I_setpoint_change
495 movff PLUSW1,gaslist_O2 ; Read opt_gas_O2_ratio[WREG]
496 decf gaslist_O2,F
497 btfsc STATUS,N
498 clrf gaslist_O2
499 movf gaslist_gas,W
500 movff gaslist_O2,PLUSW1 ; And write back to opt_gas_O2_ratio[WREG]
501 return
502
503 ;----------------------------------------------------------------------------
504 ; Compute MOD from ppO2 Max and current O2 Ratio.
505 ;
506 ; Input: gaslist_gas = current gas index.
507 ; opt_gas_O2_ratio[gaslist_gas] = current O2 ratio
508 ; Output: WREG = MOD [m]
509 ;
510 gaslist_calc_mod:
511 movf gaslist_gas,W ; Read current gas O2 ratio
512 lfsr FSR1,opt_gas_O2_ratio ; Read opt_gas_O2_ratio[WREG]
513 movf PLUSW1,W
514
515 btfsc divemode ; In divemode?
516 bra gaslist_calc_mod_divemode ; Yes.
517
518 ; Pamb max = ppO2 Max / O2 ratio
519 movwf xB+0
520 clrf xB+1
521
522 movff opt_ppO2_max,WREG
523 mullw .10
524 movff PRODL,xA+0
525 movff PRODH,xA+1
526 call div16x16
527
528 ; Prof = Pamb - 1bar.
529 movf xC+0,W
530 addlw -.10
531 return
532
533 gaslist_calc_mod_divemode:
534 extern TFT_color_code1
535 movwf hi ; Copy O2%
536 movlw warn_gas_in_gaslist
537 call TFT_color_code1 ; Color-code current row in Gaslist (%O2 in hi), opt_ppO2_max as threshold
538 return
539 ;----------------------------------------------------------------------------
540 global gaslist_MOD_END
541 gaslist_MOD_END:
542 rcall gaslist_calc_mod ; Compute MOD into WREG
543 movwf lo ; Copy to lo
544 STRCAT_TEXT tEAD ; EAD:
545 TSTOSS opt_units ; 0=Meters, 1=Feets
546 bra gaslist_MOD_metric
547 ;gaslist_MOD_imperial:
548 movf lo,W
549 mullw .100 ; convert meters to mbar
550 movff PRODL,lo
551 movff PRODH,hi
552 call convert_mbar_to_feet ; convert value in lo:hi from mbar to feet
553 bsf leftbind
554 output_16_3
555 STRCAT_TEXT tFeets ; "ft"
556 bra gaslist_MOD_common
557 gaslist_MOD_metric:
558 output_8
559 STRCAT_TEXT tMeters ; m
560 gaslist_MOD_common:
561 PUTC "/"
562 STRCAT_TEXT tEND ; END:
563 rcall gaslist_calc_mod ; Output: WREG = MOD [m]
564 addlw .10 ; MOD=MOD+10m
565 movwf xB+0
566 clrf xB+1
567 movlw d'100'
568 movwf xA+0
569 movf gaslist_He,W ; He value in % -> WREG
570 subwf xA+0,F ; xA+0 = 100 - He Value in %
571 clrf xA+1
572 call mult16x16 ; xA*xB=xC
573 movff xC+0,xA+0
574 movff xC+1,xA+1
575 movlw d'100'
576 movwf xB+0
577 clrf xB+1
578 call div16x16 ; xA/xB=xC with xA as remainder
579 ; xC:2 = ((MOD+10) * 100 - HE Value in %) / 100
580 movlw d'10'
581 subwf xC+0,F ; Subtract 10m...
582 movff xC+0,lo
583 ; END 8Bit only
584 ; movlw d'0'
585 ; subwfb xC+1,F
586 ; movff xC+1,hi
587 TSTOSS opt_units ; 0=Meters, 1=Feets
588 bra gaslist_END_metric
589 ;gaslist_END_imperial:
590 movf lo,W
591 mullw .100 ; convert meters to mbar
592 movff PRODL,lo
593 movff PRODH,hi
594 call convert_mbar_to_feet ; convert value in lo:hi from mbar to feet
595 bsf leftbind
596 output_16_3
597 STRCAT_TEXT tFeets ; "ft"
598 return
599 gaslist_END_metric:
600 output_8
601 STRCAT_TEXT tMeters ; m
602 return
603
604 ;----------------------------------------------------------------------------
605 global gaslist_reset_mod_title
606 gaslist_reset_mod_title:
607 STRCAT_TEXT tDepthReset
608
609 gaslist_reset_mod_title2:
610 rcall gaslist_calc_mod ; Compute MOD into WREG
611 movwf lo ; Copy to lo
612
613 movf gaslist_gas,W ; Compare to switch depth
614 lfsr FSR1,char_I_deco_gas_change
615 movf PLUSW1,W
616 cpfslt lo
617 bra gaslist_strcat_4 ; And return...
618 TFT_WARNINGS_COLOR ; Turn red if bigger !
619 bra gaslist_strcat_4 ; And return...
620
621 ;----------------------------------------------------------------------------
622 global gaslist_reset_mod
623 gaslist_reset_mod:
624 rcall gaslist_calc_mod ; Compute MOD
625 movwf gaslist_depth
626
627 movf gaslist_gas,W ; Read current gas O2 ratio
628 lfsr FSR1,char_I_deco_gas_change
629 movff gaslist_depth,PLUSW1 ; And save new change depth
630 return
631 ;----------------------------------------------------------------------------
632 END