annotate code_part1/OSTC_code_asm_part1/isr.asm @ 450:26e5bb28891d

1.97beta release - 1.98start
author heinrichsweikamp
date Mon, 15 Aug 2011 10:23:27 +0200
parents e565392e0fcc
children 06db5dd9149f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
402
e565392e0fcc Add a trailing space for nofly and desat
heinrichsweikamp
parents: 398
diff changeset
1
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
2 ; OSTC - diving computer code
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
3 ; Copyright (C) 2008 HeinrichsWeikamp GbR
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
4
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
5 ; This program is free software: you can redistribute it and/or modify
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
6 ; it under the terms of the GNU General Public License as published by
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
7 ; the Free Software Foundation, either version 3 of the License, or
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
8 ; (at your option) any later version.
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
9
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
10 ; This program is distributed in the hope that it will be useful,
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
11 ; but WITHOUT ANY WARRANTY; without even the implied warranty of
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
12 ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
13 ; GNU General Public License for more details.
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
14
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
15 ; You should have received a copy of the GNU General Public License
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
16 ; along with this program. If not, see <http://www.gnu.org/licenses/>.
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
17
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
18
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
19 ; written by: Matthias Heinrichs, info@heinrichsweikamp.com
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
20 ; written: 10/30/05
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
21 ; last updated: 05/16/08
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
22 ; known bugs:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
23 ; ToDo:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
24
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
25 ; the timer1 module interrupts every 62.5ms (16x/second)
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
26 ; temperature and pressure is averaged over 4 measurements
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
27 ; flag pressure_refresh is set every 500ms
398
ab962c4b19d6 Fixing issue 50, correct "Bar" to "bar" in texts and comments
heinrichsweikamp
parents: 392
diff changeset
28 ; and provides accurate pressure (+/-1mbar stable) and temperature (0.1C stable)
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
29
340
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
30 ;=============================================================================
341
2144f19fa1eb BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents: 340
diff changeset
31 ; Copy a 16bit value from ISR modified registers to main registers.
2144f19fa1eb BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents: 340
diff changeset
32 ;
2144f19fa1eb BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents: 340
diff changeset
33 ; Because the ISR can happend at any time, the read should be redone if bytes
2144f19fa1eb BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents: 340
diff changeset
34 ; changed inbetween.
2144f19fa1eb BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents: 340
diff changeset
35 ;
343
d5240792be51 BUGFIX Altimeter random value (SAFE_2BYTE_COPY was not bank safe).
JeanDo
parents: 341
diff changeset
36 ; Trashes: WREG and TABLAT
d5240792be51 BUGFIX Altimeter random value (SAFE_2BYTE_COPY was not bank safe).
JeanDo
parents: 341
diff changeset
37 ; NOTE: Destination might be in any bank, so be BANK SAFE.
d5240792be51 BUGFIX Altimeter random value (SAFE_2BYTE_COPY was not bank safe).
JeanDo
parents: 341
diff changeset
38 ;
d5240792be51 BUGFIX Altimeter random value (SAFE_2BYTE_COPY was not bank safe).
JeanDo
parents: 341
diff changeset
39 SAFE_2BYTE_COPY MACRO from, to
341
2144f19fa1eb BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents: 340
diff changeset
40 local retry
2144f19fa1eb BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents: 340
diff changeset
41 retry:
343
d5240792be51 BUGFIX Altimeter random value (SAFE_2BYTE_COPY was not bank safe).
JeanDo
parents: 341
diff changeset
42 movff from+1,WREG ; High byte in W.
d5240792be51 BUGFIX Altimeter random value (SAFE_2BYTE_COPY was not bank safe).
JeanDo
parents: 341
diff changeset
43 movff WREG,to+1 ; and destination.
d5240792be51 BUGFIX Altimeter random value (SAFE_2BYTE_COPY was not bank safe).
JeanDo
parents: 341
diff changeset
44 movff from+0,to+0 ; Copy low byte.
d5240792be51 BUGFIX Altimeter random value (SAFE_2BYTE_COPY was not bank safe).
JeanDo
parents: 341
diff changeset
45 movff from+1,TABLAT ; another bank-safe read.
d5240792be51 BUGFIX Altimeter random value (SAFE_2BYTE_COPY was not bank safe).
JeanDo
parents: 341
diff changeset
46 xorwf TABLAT,W ; High byte changed ?
341
2144f19fa1eb BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents: 340
diff changeset
47 bnz retry
2144f19fa1eb BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents: 340
diff changeset
48 ENDM
2144f19fa1eb BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents: 340
diff changeset
49
2144f19fa1eb BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents: 340
diff changeset
50 ;=============================================================================
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
51 uartint:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
52 btfsc simulatormode_active ; are we in simulatormode?
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
53 bra simulator_int ; Yes, reading is depth in m!
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
54
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
55 movff RCREG,uart1_temp
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
56 movlw d'96'
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
57 subwf uart1_temp,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
58 dcfsnz uart1_temp,F ; "a"
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
59 bsf dump_external_eeprom ; set flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
60 dcfsnz uart1_temp,F ; "b"
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
61 bsf uart_settime ; set flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
62 dcfsnz uart1_temp,F ; "c"
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
63 bsf simulatormode_active ; set flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
64 dcfsnz uart1_temp,F ; "d"
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
65 bsf internal_eeprom_write ; set flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
66 dcfsnz uart1_temp,F ; "e"
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
67 bsf uart_send_hash ; set flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
68 dcfsnz uart1_temp,F ; "f"
297
ceedf078b2d8 Gas Setup page 2 reworked, Texts 107, 108, 109,150, 149, 168, 42, 43, 53,54,55, 165 need update in french, spanish and german
Heinrichsweikamp
parents: 283
diff changeset
69 bsf uart_reset_battery_stats ; set flag
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
70 dcfsnz uart1_temp,F ; "g"
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
71 bsf uart_send_int_eeprom ; set flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
72 dcfsnz uart1_temp,F ; "h"
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
73 bsf uart_reset_decodata ; set flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
74 dcfsnz uart1_temp,F ; "i"
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
75 bsf internal_eeprom_write2 ; set flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
76 dcfsnz uart1_temp,F ; "j"
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
77 bsf uart_send_int_eeprom2 ; set flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
78 dcfsnz uart1_temp,F ; "k"
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
79 bsf uart_store_tissue_data ; set flag
330
447390289f47 NEW screen_dump serial command (l)
JeanDo
parents: 297
diff changeset
80 dcfsnz uart1_temp,F ; "l"
447390289f47 NEW screen_dump serial command (l)
JeanDo
parents: 297
diff changeset
81 bsf uart_dump_screen ; set flag
283
4ec488f046f4 Battery sign color coded, work on new uart-started 115200Baud bootloader (Do NOT use yet!)
heinrichsweikamp
parents: 266
diff changeset
82
4ec488f046f4 Battery sign color coded, work on new uart-started 115200Baud bootloader (Do NOT use yet!)
heinrichsweikamp
parents: 266
diff changeset
83 movlw 0xC1
4ec488f046f4 Battery sign color coded, work on new uart-started 115200Baud bootloader (Do NOT use yet!)
heinrichsweikamp
parents: 266
diff changeset
84 cpfseq RCREG ; 115200Baud Bootloader request?
4ec488f046f4 Battery sign color coded, work on new uart-started 115200Baud bootloader (Do NOT use yet!)
heinrichsweikamp
parents: 266
diff changeset
85 bra uartint1 ; No
4ec488f046f4 Battery sign color coded, work on new uart-started 115200Baud bootloader (Do NOT use yet!)
heinrichsweikamp
parents: 266
diff changeset
86 bsf uart_115200_bootloader ; Yes, set Flag
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
87
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
88 uartint1:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
89 movf RCREG,w ; unload RCREG in stand-alone simulator mode
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
90 bcf PIR1,RCIF ; Clear flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
91 bcf RCSTA,CREN ; Clear receiver status
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
92 bsf RCSTA,CREN
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
93 return
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
94
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
95 simulator_int:
345
8bb7c901743d Added screen dumps in simulator mode too.
JeanDo
parents: 344
diff changeset
96 movlw 'l' ; Received 'l' dump-screen command ?
8bb7c901743d Added screen dumps in simulator mode too.
JeanDo
parents: 344
diff changeset
97 xorwf RCREG,W
8bb7c901743d Added screen dumps in simulator mode too.
JeanDo
parents: 344
diff changeset
98 bnz simulator_int2 ; NO: skip
8bb7c901743d Added screen dumps in simulator mode too.
JeanDo
parents: 344
diff changeset
99 bsf uart_dump_screen ; YES: set flag
8bb7c901743d Added screen dumps in simulator mode too.
JeanDo
parents: 344
diff changeset
100 bra uartint1 ; and this is not a depth...
8bb7c901743d Added screen dumps in simulator mode too.
JeanDo
parents: 344
diff changeset
101
8bb7c901743d Added screen dumps in simulator mode too.
JeanDo
parents: 344
diff changeset
102 simulator_int2:
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
103 btfsc standalone_simulator ; ignore in standalone simulator mode
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
104 bra uartint1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
105
21
73014f788032 1.60 stable rc1
heinrichsweikamp
parents: 13
diff changeset
106 bsf LED_blue
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
107 tstfsz RCREG ; =0x00?
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
108 bra simulator_int1 ; No
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
109 incf RCREG,F ; Yes, so force RCREG=1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
110
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
111 simulator_int1:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
112 movf RCREG,w ; depth in m
347
ba0f30f3d560 Ignore depths>130m in PC simulation
heinrichsweikamp
parents: 345
diff changeset
113 movwf PRODL ; Copy
ba0f30f3d560 Ignore depths>130m in PC simulation
heinrichsweikamp
parents: 345
diff changeset
114
ba0f30f3d560 Ignore depths>130m in PC simulation
heinrichsweikamp
parents: 345
diff changeset
115 movlw d'140' ; Limit to 130m
ba0f30f3d560 Ignore depths>130m in PC simulation
heinrichsweikamp
parents: 345
diff changeset
116 cpfslt PRODL ; compare with value in UART
ba0f30f3d560 Ignore depths>130m in PC simulation
heinrichsweikamp
parents: 345
diff changeset
117 movwf PRODL ; Overwrite reading
ba0f30f3d560 Ignore depths>130m in PC simulation
heinrichsweikamp
parents: 345
diff changeset
118
ba0f30f3d560 Ignore depths>130m in PC simulation
heinrichsweikamp
parents: 345
diff changeset
119 movf PRODL,w ; depth in m
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
120 mullw d'100' ; result will be mbar
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
121 movff PRODL,sim_pressure+0 ; stored for pressure overwrite
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
122 movff PRODH,sim_pressure+1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
123 bra uartint1 ; exit uart int
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
124
340
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
125 ;=============================================================================
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
126
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
127 switch_left_int:
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
128 bcf INTCON,INT0IF ; Clear flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
129
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
130 btfsc T0CON,TMR0ON ; Timer0 running?
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
131 bra timer0_restart ; Yes, restart
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
132
266
ba109a7948df OSTC 2N uses exchanged switches...
heinrichsweikamp
parents: 245
diff changeset
133 ; OSTC 2N has flipped screen and exchanged switches...
ba109a7948df OSTC 2N uses exchanged switches...
heinrichsweikamp
parents: 245
diff changeset
134 movff win_flags,WREG ; Get into Bank0
ba109a7948df OSTC 2N uses exchanged switches...
heinrichsweikamp
parents: 245
diff changeset
135 btfss WREG,0
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
136 bsf switch_left ; Set flag, button press is OK
266
ba109a7948df OSTC 2N uses exchanged switches...
heinrichsweikamp
parents: 245
diff changeset
137 btfsc WREG,0
ba109a7948df OSTC 2N uses exchanged switches...
heinrichsweikamp
parents: 245
diff changeset
138 bsf switch_right ; Set flag, button press is OK
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
139
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
140 bsf T0CON,TMR0ON ; Start Timer 0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
141 return
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
142
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
143
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
144 switch_right_int:
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
145 bcf INTCON3,INT1IF ; Clear flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
146
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
147 btfsc T0CON,TMR0ON ; Timer0 running?
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
148 bra timer0_restart ; Yes, restart
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
149
266
ba109a7948df OSTC 2N uses exchanged switches...
heinrichsweikamp
parents: 245
diff changeset
150 ; OSTC 2N has flipped screen and exchanged switches...
ba109a7948df OSTC 2N uses exchanged switches...
heinrichsweikamp
parents: 245
diff changeset
151 movff win_flags,WREG ; Get into Bank0
ba109a7948df OSTC 2N uses exchanged switches...
heinrichsweikamp
parents: 245
diff changeset
152 btfsc WREG,0
ba109a7948df OSTC 2N uses exchanged switches...
heinrichsweikamp
parents: 245
diff changeset
153 bsf switch_left ; Set flag, button press is OK
ba109a7948df OSTC 2N uses exchanged switches...
heinrichsweikamp
parents: 245
diff changeset
154 btfss WREG,0
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
155 bsf switch_right ; Set flag, button press is OK
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
156
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
157 bsf T0CON,TMR0ON ; Start Timer 0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
158 return
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
159
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
160 timer0_restart:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
161 bcf INTCON,TMR0IF ; Clear flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
162 clrf T0CON ; Timer0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
163 clrf TMR0H
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
164 clrf TMR0L
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
165 bsf T0CON,TMR0ON ; Start Timer 0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
166 return
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
167
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
168 timer0int:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
169 bcf INTCON,TMR0IF ; Clear flag
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
170 bcf T0CON,TMR0ON ; Stop Timer 0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
171 clrf TMR0H
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
172 clrf TMR0L
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
173 return
340
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
174
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
175 ;=============================================================================
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
176 ;
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
177
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
178 timer1int:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
179 timer1int_debug:
21
73014f788032 1.60 stable rc1
heinrichsweikamp
parents: 13
diff changeset
180 bcf LED_red ; LEDr off (For charge indicator)
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
181
390
a847f416e67e Debugging timer1
heinrichsweikamp
parents: 379
diff changeset
182 btfsc TMR1L,0 ; Wait for low clock cycle
a847f416e67e Debugging timer1
heinrichsweikamp
parents: 379
diff changeset
183 bra $-2
391
ee5e1c65657c Debugging the TMR1...
heinrichsweikamp
parents: 390
diff changeset
184 btfss TMR1L,0 ; Still high?
390
a847f416e67e Debugging timer1
heinrichsweikamp
parents: 379
diff changeset
185 bra $-2 ; max. loop time: 61µs
378
51baf8777b73 testing, removing unused stuff
heinrichsweikamp
parents: 377
diff changeset
186
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
187 movlw 0x08 ; Timer1 int after 62.5ms (=16/second)
391
ee5e1c65657c Debugging the TMR1...
heinrichsweikamp
parents: 390
diff changeset
188 cpfslt TMR1H ; Did we miss a 1/16 second?
ee5e1c65657c Debugging the TMR1...
heinrichsweikamp
parents: 390
diff changeset
189 incf timer1int_counter1,F ; Yes, add extra 1/16 second
ee5e1c65657c Debugging the TMR1...
heinrichsweikamp
parents: 390
diff changeset
190
ee5e1c65657c Debugging the TMR1...
heinrichsweikamp
parents: 390
diff changeset
191 movlw 0x08 ; Timer1 int after 62.5ms (=16/second)
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
192 subwf TMR1H,F
391
ee5e1c65657c Debugging the TMR1...
heinrichsweikamp
parents: 390
diff changeset
193 bcf PIR1,TMR1IF ; Clear flag
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
194
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
195 incf timer1int_counter1,F ; Increase timer1 counter
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
196
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
197 movlw d'15' ; One second 16
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
198 cpfsgt timer1int_counter1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
199 bra sensor_int_pre ; only pressure sensor
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
200 rcall RTCisr ; adjust time, then query pressure sensor
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
201
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
202 sensor_int_pre:
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
203 btfsc sleepmode ; In sleepmode?
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
204 return ; Yes
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
205
340
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
206 ; Sensor interput do poll the presure/temperature sensor, download results,
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
207 ; compute compensations, and store results in various shared variables.
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
208 ;
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
209 ; Input: interupt (every 62.5msec == 16Hz), sensor,
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
210 ; last_surfpressure:2.
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
211 ;
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
212 ; Output: amb_pressure:2,
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
213 ; temperature:2,
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
214 ; rel_pressure:2,
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
215 ; and the pressure_refresh flag.
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
216 ;
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
217 ; NOTE: averaging (4 successive value, as recommended in the MS5535 datasheet)
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
218 ; is done on private variables, to avoid trashing data while reading it
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
219 ; from the main code.
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
220 ;
341
2144f19fa1eb BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents: 340
diff changeset
221 ; NOTE: Because there is no atomic 16bits load/stores, we need to check twice
2144f19fa1eb BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents: 340
diff changeset
222 ; the read data is correct. Ie. SAFE_2BYTE_COPY is mandatory to get
344
797e2ac42d24 MERGE with 1.91 main trunk.
JeanDo
parents: 330 343
diff changeset
223 ; amb_pressure, temperature or rel_pressure
341
2144f19fa1eb BUGFIX protect against ISR changing pressure/temperature while reading it.
JeanDo
parents: 340
diff changeset
224 ;
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
225 sensor_int:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
226 btfsc no_sensor_int ; No sensor interrupt (because it's addressed during sleep)
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
227 return
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
228
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
229 incf timer1int_counter2,F ; counts to eight for state maschine
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
230
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
231 ; State 1: Clear flags and average registers, get temperature (51us) and start pressure integration (73,5us)
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
232 ; State 2: Get pressure (51us), start temperature integration (73,5us) and calculate temperature compensated pressure (233us)
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
233 ; State 3: Get temperature (51us) and start pressure integration (73,5us)
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
234 ; State 4: Get pressure (51us), start temperature integration (73,5us) and calculate temperature compensated pressure (233us)
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
235 ; State 5: Get temperature (51us) and start pressure integration (73,5us)
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
236 ; State 6: Get pressure (51us), start temperature integration (73,5us) and calculate temperature compensated pressure (233us)
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
237 ; State 7: Get temperature (51us) and start pressure integration (73,5us)
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
238 ; State 8: Get pressure (51us), start temperature integration (73,5us), calculate temperature compensated pressure (233us) and build average for half-second update of tempperature and pressure
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
239
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
240 movff timer1int_counter2,isr_divB ; isr_divB used as temp here...
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
241 dcfsnz isr_divB,F
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
242 bra sensor_int_state1_plus_restart ; Do State 1
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
243 dcfsnz isr_divB,F
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
244 bra sensor_int_state2 ; Do State 2
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
245 dcfsnz isr_divB,F
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
246 bra sensor_int_state1 ; Do State 3
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
247 dcfsnz isr_divB,F
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
248 bra sensor_int_state2 ; Do State 4
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
249 dcfsnz isr_divB,F
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
250 bra sensor_int_state1 ; Do State 5
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
251 dcfsnz isr_divB,F
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
252 bra sensor_int_state2 ; Do State 6
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
253 dcfsnz isr_divB,F
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
254 bra sensor_int_state1 ; Do State 7
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
255 ; bra sensor_int2_plus_average ; Do State 8
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
256
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
257 ;sensor_int2_plus_average:
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
258 rcall sensor_int_state2
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
259 sensor_int2_plus_average2:
340
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
260 bcf STATUS,C ; clear carry bit.
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
261 rrcf amb_pressure_avg+1 ; amb_pressure sum / 2
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
262 rrcf amb_pressure_avg+0
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
263 bcf STATUS,C ; clear carry bit, twice.
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
264 rrcf amb_pressure_avg+1 ; amb_pressure sum / 4
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
265 rrcf amb_pressure_avg+0
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
266
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
267 movff amb_pressure_avg+1,amb_pressure+1 ; copy into actual register
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
268 movff amb_pressure_avg+0,amb_pressure+0
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
269
340
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
270 bcf STATUS,C
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
271 btfsc temperature_avg+1,7 ; Copy sign bit to carry
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
272 bsf STATUS,C
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
273 rrcf temperature_avg+1 ; Signed temperature /2
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
274 rrcf temperature_avg+0
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
275
340
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
276 bcf STATUS,C
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
277 btfsc temperature_avg+1,7 ; Copy sign bit to carry
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
278 bsf STATUS,C
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
279 rrcf temperature_avg+1 ; Signed temperature /4
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
280 rrcf temperature_avg+0
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
281
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
282 movff temperature_avg+1,temperature+1
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
283 movff temperature_avg+0,temperature+0
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
284
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
285 bsf pressure_refresh ; Set flag! Temp and pressure were updated!
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
286 clrf timer1int_counter2 ; Then reset State counter
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
287
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
288 btfss simulatormode_active ; are we in simulator mode?
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
289 bra comp_air_pressure ; no
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
290
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
291 comp_air_pressure0:
398
ab962c4b19d6 Fixing issue 50, correct "Bar" to "bar" in texts and comments
heinrichsweikamp
parents: 392
diff changeset
292 movlw LOW d'1000' ; yes, so simulate 1bar surface pressure
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
293 movwf last_surfpressure+0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
294 movlw HIGH d'1000'
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
295 movwf last_surfpressure+1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
296
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
297 comp_air_pressure:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
298 movf last_surfpressure+0,W ; compensate airpressure
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
299 subwf amb_pressure+0,W
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
300 movwf rel_pressure+0 ; rel_pressure stores depth!
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
301
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
302 movf last_surfpressure+1,W
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
303 subwfb amb_pressure+1,W
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
304 movwf rel_pressure+1
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
305 btfss STATUS,N ; result is below zero?
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
306 return
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
307 clrf rel_pressure+0 ; Yes, do not display negative depths
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
308 clrf rel_pressure+1 ; e.g. when surface air pressure dropped during the dive
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
309 return
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
310
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
311 sensor_int_state1_plus_restart:
340
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
312 ;;; bcf pressure_refresh ; clear flags
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
313 clrf amb_pressure_avg+0 ; pressure average registers
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
314 clrf amb_pressure_avg+1
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
315 clrf temperature_avg+0
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
316 clrf temperature_avg+1
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
317
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
318 sensor_int_state1:
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
319 call get_temperature_value ; State 1: Get temperature
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
320 call get_pressure_start ; and start pressure integration.
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
321 return ; Done.
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
322
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
323 sensor_int_state2:
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
324 call get_pressure_value ; State2: Get pressure (51us)
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
325 call get_temperature_start ; and start temperature integration (73,5us)
340
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
326 goto calculate_compensation ; calculate temperature compensated pressure (233us)
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
327
340
ecbbbd423e86 BUGFIX save negativ temperatures in logbook (bbbug #6)
JeanDo
parents: 297
diff changeset
328 ;=============================================================================
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
329
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
330 RTCisr:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
331 clrf timer1int_counter1 ; counts to 16 (one second / 62.5ms)
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
332 bsf onesecupdate ; we have a new second!
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
333
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
334 bcf STATUS,Z ; are we in dive mode?
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
335 btfss divemode
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
336 bra RTCisr2 ; No, must be surface or sleepmode
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
337
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
338 incf samplesecs,F ; CF20 diving seconds done
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
339 decf samplesecs_value,W ; holds CF20 value (minus 1 into WREG)
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
340 cpfsgt samplesecs
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
341 bra RTCisr1 ; no
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
342
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
343 clrf samplesecs ; clear counter...
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
344 bsf store_sample ; ...and set bit for profile storage
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
345
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
346 RTCisr1:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
347 ; Increase re-setable average depth divetime counter
111
ed7826c740a0 1.74beta rc1
heinrichsweikamp
parents: 49
diff changeset
348 incf average_divesecs+0,F ; increase stopwatch registers
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
349 btfsc STATUS,Z
357
562f1bc79f3c Bugfix: Wake-up into divemode with 1.91alpha
Heinrichsweikamp
parents: 347
diff changeset
350 incf average_divesecs+1,F ; increase stopwatch registers
562f1bc79f3c Bugfix: Wake-up into divemode with 1.91alpha
Heinrichsweikamp
parents: 347
diff changeset
351 ; Increase total divetime (Regardless of CF01)
562f1bc79f3c Bugfix: Wake-up into divemode with 1.91alpha
Heinrichsweikamp
parents: 347
diff changeset
352 incf total_divetime_seconds+0,F ; increase stopwatch registers
562f1bc79f3c Bugfix: Wake-up into divemode with 1.91alpha
Heinrichsweikamp
parents: 347
diff changeset
353 btfsc STATUS,Z
562f1bc79f3c Bugfix: Wake-up into divemode with 1.91alpha
Heinrichsweikamp
parents: 347
diff changeset
354 incf total_divetime_seconds+1,F ; increase stopwatch registers
562f1bc79f3c Bugfix: Wake-up into divemode with 1.91alpha
Heinrichsweikamp
parents: 347
diff changeset
355
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
356 btfss divemode2 ; displayed divetime is running?
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
357 bra RTCisr2 ; No (e.g. too shallow)
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
358
357
562f1bc79f3c Bugfix: Wake-up into divemode with 1.91alpha
Heinrichsweikamp
parents: 347
diff changeset
359 ; increase divetime registers (Displayed dive time)
562f1bc79f3c Bugfix: Wake-up into divemode with 1.91alpha
Heinrichsweikamp
parents: 347
diff changeset
360 incf divesecs,F
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
361 movlw d'59'
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
362 cpfsgt divesecs
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
363 bra RTCisr1a
238
9581e48a914f Some cleanup in the ISR
heinrichsweikamp
parents: 111
diff changeset
364
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
365 clrf divesecs
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
366 bsf realdive ; this bit is always set (again) if the dive is longer then one minute
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
367
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
368 incf divemins+0,F ; increase divemins
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
369 btfsc STATUS,Z
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
370 incf divemins+1,F ; and now do the realtime clock routine anyway
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
371
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
372 RTCisr1a:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
373 btfss FLAG_apnoe_mode ; Are we in Apnoe mode?
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
374 bra RTCisr2 ; No, skip the following
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
375
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
376 incf apnoe_secs,F ; increase descent registers
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
377 movlw d'59'
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
378 cpfsgt apnoe_secs
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
379 bra RTCisr2
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
380 clrf apnoe_secs
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
381
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
382 incf apnoe_mins,F ; increase descent mins
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
383 ; Now, do the RTC routine....
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
384 RTCisr2:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
385 incf secs,F ; adjusts seconds, minutes, hours, day, month and year. Checks for a leap year and works until 2099!
356
9ef9b681f38f BUGFIX time_correction_value (CF48) > 60 or < 0.
JeanDo
parents: 347
diff changeset
386 movlw d'60'
359
91352bb698cf Oups... time to sleep !
JeanDo
parents: 356
diff changeset
387 cpfseq secs ; Secs == 60 ?
91352bb698cf Oups... time to sleep !
JeanDo
parents: 356
diff changeset
388 return ; NO : done.
91352bb698cf Oups... time to sleep !
JeanDo
parents: 356
diff changeset
389 clrf secs ; YES: increment minutes instead...
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
390 bsf oneminupdate
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
391 incf mins,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
392 movlw d'59'
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
393 cpfsgt mins
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
394 return
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
395 clrf mins
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
396 incf hours,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
397 movlw d'23'
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
398 cpfsgt hours
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
399 return
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
400 clrf hours
13
3b30cd739782 1.53 beta rc2
heinrichsweikamp
parents: 0
diff changeset
401 incf day,F
392
8e272339fb68 1.91beta RC
heinrichsweikamp
parents: 391
diff changeset
402 movff time_correction_value,secs ; Correct too slow clock
13
3b30cd739782 1.53 beta rc2
heinrichsweikamp
parents: 0
diff changeset
403
0
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
404 check_date:
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
405 movff month,isr_divB ; new month?
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
406 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
407 movlw .31
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
408 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
409 movlw .28
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
410 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
411 movlw .31
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
412 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
413 movlw .30
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
414 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
415 movlw .31
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
416 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
417 movlw .30
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
418 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
419 movlw .31
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
420 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
421 movlw .31
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
422 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
423 movlw .30
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
424 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
425 movlw .31
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
426 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
427 movlw .30
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
428 dcfsnz isr_divB,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
429 movlw .31
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
430 cpfsgt day,1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
431 return
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
432 movlw .1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
433 movwf day
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
434 incf month,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
435 movlw .12
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
436 cpfsgt month,1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
437 return
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
438 movlw .1
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
439 movwf month
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
440 incf year,F
96a35aeda5f2 Initial setup
heinrichsweikamp
parents:
diff changeset
441 return