Mercurial > public > hwos_code
annotate src/isr.asm @ 578:2b8ef780cfa8
work in progress...
author | heinrichsweikamp |
---|---|
date | Sun, 18 Feb 2018 21:04:54 +0100 |
parents | c8ea60294175 |
children | b455b31ce022 |
rev | line source |
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0 | 1 ;============================================================================= |
2 ; | |
560 | 3 ; File isr.asm REFACTORED VERSION V2.92 |
0 | 4 ; |
5 ; INTERUPT subroutines | |
6 ; | |
7 ; Copyright (c) 2011, JD Gascuel, HeinrichsWeikamp, all right reserved. | |
8 ;============================================================================= | |
9 ; HISTORY | |
10 ; 2011-05-24 : [jDG] Cleanups from initial Matthias code. | |
11 | |
275 | 12 #include "hwos.inc" |
0 | 13 #include "shared_definitions.h" ; Mailbox from/to p2_deco.c |
14 #include "ms5541.inc" | |
15 #include "adc_lightsensor.inc" | |
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16 #include "eeprom_rs232.inc" |
0 | 17 |
18 ;============================================================================= | |
19 | |
20 extern start | |
21 | |
560 | 22 isr_high CODE 0x0008 ; High Priority Interrups |
0 | 23 bra HighInt |
24 nop | |
25 nop | |
26 nop | |
27 nop | |
28 nop | |
29 nop | |
30 bra HighInt | |
31 | |
560 | 32 isr_low CODE 0x00018 ; Low Priority Interrups |
0 | 33 ; *** low priority interrupts not used |
34 retfie FAST ; Restores BSR, STATUS and WREG | |
35 | |
36 HighInt: | |
37 movff PRODL,isr_prod+0 | |
38 movff PRODH,isr_prod+1 | |
39 | |
40 ; Buttons | |
41 btfsc PIR1,TMR1IF ; Timer1 INT (Button hold-down Timer) | |
42 rcall timer1int | |
43 btfsc INTCON,INT0IF ; Buttons | |
44 rcall isr_switch_right | |
45 btfsc INTCON3,INT1IF ; Buttons | |
46 rcall isr_switch_left | |
47 | |
560 | 48 ; IR/S8-Linktimer1int |
113 | 49 btfsc PIR3,RC2IF ; UART2 |
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50 rcall isr_uart2 ; IR/S8-Link |
0 | 51 btfsc PIR2,TMR3IF ; Timer 3 |
52 rcall isr_timer3 ; IR-Link Timeout | |
113 | 53 |
54 ; Pressure sensor and others | |
55 btfsc PIR5,TMR7IF ; Timer 7 | |
56 rcall isr_tmr7 ; Every 62,5ms | |
57 | |
0 | 58 ; RTCC |
59 btfsc PIR3,RTCCIF ; Real-time-clock interrupt | |
60 rcall isr_rtcc ; May return in bank common! | |
61 | |
62 movff isr_prod+1,PRODH | |
63 movff isr_prod+0,PRODL | |
64 retfie FAST ; Restores BSR, STATUS and WREG | |
65 | |
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66 isr_set_speed_to_normal: |
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67 ; Set Speed to normal |
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68 movlw b'01110010' |
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69 movwf OSCCON ; 16MHz INTOSC |
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70 movlw b'00000000' |
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71 movwf OSCTUNE ; 4x PLL Disable (Bit6) - only works with 8 or 16MHz (=32 or 64MHz) |
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72 movlw b'00001101' ; 1:2 Postscaler, 1:4 Prescaler, Timer 2 start -> 1960Hz (no-flicker) |
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73 movwf T2CON |
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74 btfss OSCCON,HFIOFS |
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75 bra $-2 ; Wait until clock is stable |
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76 return |
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77 |
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78 isr_dimm_tft: ; Adjust until max_CCPR1L=CCPR1L ! |
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79 banksel common |
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80 btfsc tft_is_dimming ; Ignore while dimming |
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81 return |
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82 banksel isr_backup |
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83 movf max_CCPR1L,W |
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84 cpfsgt CCPR1L ; CCPR1L>max_CCPR1L? |
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85 bra isr_dimm_tft2 ; No, dimm up |
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86 ; dimm down |
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87 decf CCPR1L,F ; -1 |
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88 return |
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89 isr_dimm_tft2: |
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90 movf max_CCPR1L,W |
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91 sublw ambient_light_min_eco |
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92 cpfsgt CCPR1L ; CCPR1L>max_CCPR1L-ambient_light_min_eco? |
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93 bra isr_dimm_tft3 ; No, dimm up slow |
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94 ; dimm up faster |
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95 movlw .10 |
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96 addwf CCPR1L,F |
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97 isr_dimm_tft3: |
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98 incf CCPR1L,F ; +1 |
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99 return |
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100 nop |
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101 nop ; block flash here |
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102 |
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103 isr_restore CODE 0x00080 ; Restore first flash page from EEPROM |
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104 restore_flash_0x00080: |
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105 goto restore_flash |
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106 |
560 | 107 isr_routines; CODE |
0 | 108 ;============================================================================= |
109 | |
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110 isr_uart2: ; IR/S8-Link |
0 | 111 banksel RCREG2 |
112 movf RCREG2,W | |
113 bcf RCSTA2,CREN ; Clear receiver status | |
114 bsf RCSTA2,CREN | |
115 banksel isr_backup | |
187
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116 incf ir_s8_counter,F ; Increase counter |
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117 movff ir_s8_counter,isr1_temp ; Copy |
0 | 118 dcfsnz isr1_temp,F |
204 | 119 movwf ir_s8_buffer+.0 |
0 | 120 dcfsnz isr1_temp,F |
204 | 121 movwf ir_s8_buffer+.1 |
0 | 122 dcfsnz isr1_temp,F |
204 | 123 movwf ir_s8_buffer+.2 |
0 | 124 dcfsnz isr1_temp,F |
204 | 125 movwf ir_s8_buffer+.3 |
0 | 126 dcfsnz isr1_temp,F |
204 | 127 movwf ir_s8_buffer+.4 |
0 | 128 dcfsnz isr1_temp,F |
204 | 129 movwf ir_s8_buffer+.5 |
0 | 130 dcfsnz isr1_temp,F |
204 | 131 movwf ir_s8_buffer+.6 |
0 | 132 dcfsnz isr1_temp,F |
204 | 133 movwf ir_s8_buffer+.7 |
0 | 134 dcfsnz isr1_temp,F |
204 | 135 movwf ir_s8_buffer+.8 |
0 | 136 dcfsnz isr1_temp,F |
204 | 137 movwf ir_s8_buffer+.9 |
0 | 138 dcfsnz isr1_temp,F |
204 | 139 movwf ir_s8_buffer+.10 |
0 | 140 dcfsnz isr1_temp,F |
204 | 141 movwf ir_s8_buffer+.11 |
0 | 142 dcfsnz isr1_temp,F |
204 | 143 movwf ir_s8_buffer+.12 |
0 | 144 dcfsnz isr1_temp,F |
204 | 145 movwf ir_s8_buffer+.13 |
0 | 146 dcfsnz isr1_temp,F |
204 | 147 movwf ir_s8_buffer+.14 |
0 | 148 dcfsnz isr1_temp,F |
204 | 149 movwf ir_s8_buffer+.15 |
113 | 150 dcfsnz isr1_temp,F |
204 | 151 movwf ir_s8_buffer+.16 |
113 | 152 dcfsnz isr1_temp,F |
204 | 153 movwf ir_s8_buffer+.17 |
113 | 154 |
0 | 155 clrf TMR3L ; Preload timer |
156 movlw .253 | |
157 movwf TMR3H | |
158 bsf T3CON,TMR3ON ; (Re)Start Timeout counter | |
159 return | |
160 | |
187
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161 isr_timer3: ; IR/S8-Link Timeout |
0 | 162 bcf T3CON,TMR3ON ; Stop Timer3 |
163 banksel isr_backup ; Select Bank0 for ISR data. | |
164 movlw .15 | |
187
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165 cpfseq ir_s8_counter ; Got exact 15bytes? |
0 | 166 bra isr_timer3_1 ; No, test for 16bytes |
113 | 167 bra isr_timer3_ir ; Got 15 bytes, compute local checksum |
0 | 168 isr_timer3_1: |
169 movlw .16 | |
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170 cpfseq ir_s8_counter ; Got exact 16bytes? |
113 | 171 bra isr_timer3_2 ; No, test for 17bytes |
187
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172 tstfsz ir_s8_buffer+.15 ; Last byte=0x00 |
0 | 173 bra isr_timer3_exit ; No, exit |
113 | 174 bra isr_timer3_ir ; Got 16 bytes, compute local checksum |
175 isr_timer3_2: | |
176 movlw .17 | |
187
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177 cpfseq ir_s8_counter ; Got exact 17bytes? |
113 | 178 bra isr_timer3_exit ; No, exit |
179 bra isr_timer3_s8 ; S8 data | |
0 | 180 |
113 | 181 isr_timer3_ir: ; IR input |
187
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182 movff ir_s8_buffer+.0,PRODL |
0 | 183 clrf PRODH |
187
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184 movf ir_s8_buffer+.1,W |
0 | 185 rcall isr_timer3_checksum |
187
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186 movf ir_s8_buffer+.2,W |
0 | 187 rcall isr_timer3_checksum |
187
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188 movf ir_s8_buffer+.3,W |
0 | 189 rcall isr_timer3_checksum |
187
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190 movf ir_s8_buffer+.4,W |
0 | 191 rcall isr_timer3_checksum |
187
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192 movf ir_s8_buffer+.5,W |
0 | 193 rcall isr_timer3_checksum |
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194 movf ir_s8_buffer+.6,W |
0 | 195 rcall isr_timer3_checksum |
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196 movf ir_s8_buffer+.7,W |
0 | 197 rcall isr_timer3_checksum |
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198 movf ir_s8_buffer+.8,W |
0 | 199 rcall isr_timer3_checksum |
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200 movf ir_s8_buffer+.9,W |
0 | 201 rcall isr_timer3_checksum |
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202 movf ir_s8_buffer+.10,W |
0 | 203 rcall isr_timer3_checksum |
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204 movf ir_s8_buffer+.11,W |
0 | 205 rcall isr_timer3_checksum |
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206 movf ir_s8_buffer+.12,W |
0 | 207 rcall isr_timer3_checksum |
208 | |
209 ; Compare checksum | |
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210 movf ir_s8_buffer+.13,W |
0 | 211 cpfseq PRODL ; Checksum ok? |
212 bra isr_timer3_exit ; No, exit | |
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213 movf ir_s8_buffer+.14,W |
0 | 214 cpfseq PRODH ; Checksum ok? |
215 bra isr_timer3_exit ; No, exit | |
216 | |
217 ; Checksum OK, copy results | |
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218 movff ir_s8_buffer+.1,hud_status_byte |
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219 movff ir_s8_buffer+.2,o2_mv_sensor1+0 |
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220 movff ir_s8_buffer+.3,o2_mv_sensor1+1 |
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221 movff ir_s8_buffer+.4,o2_mv_sensor2+0 |
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222 movff ir_s8_buffer+.5,o2_mv_sensor2+1 |
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223 movff ir_s8_buffer+.6,o2_mv_sensor3+0 |
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224 movff ir_s8_buffer+.7,o2_mv_sensor3+1 |
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225 movff ir_s8_buffer+.8,o2_ppo2_sensor1 |
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226 movff ir_s8_buffer+.9,o2_ppo2_sensor2 |
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227 movff ir_s8_buffer+.10,o2_ppo2_sensor3 |
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228 movff ir_s8_buffer+.11,hud_battery_mv+0 |
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229 movff ir_s8_buffer+.12,hud_battery_mv+1 |
0 | 230 |
231 movlw ir_timeout_value ; multiples of 62,5ms | |
187
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232 movwf ir_S8_timeout ; Reload timeout |
227
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233 |
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234 banksel hud_status_byte |
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235 bsf hud_connection_ok ; Set manually for hwHUD w/o the HUD module... |
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236 banksel isr_backup ; Select Bank0 for ISR data. |
0 | 237 |
238 isr_timer3_exit: | |
187
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239 clrf ir_s8_counter ; Clear pointer |
0 | 240 bcf PIR2,TMR3IF ; Clear flag |
241 return | |
242 | |
243 isr_timer3_checksum: | |
244 addwf PRODL,F | |
245 movlw .0 | |
246 addwfc PRODH,F | |
247 return | |
248 | |
187
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249 isr_timer3_s8: ; S8 input |
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250 movff ir_s8_buffer+.0,PRODL |
113 | 251 clrf PRODH |
187
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252 movf ir_s8_buffer+.1,W |
113 | 253 rcall isr_timer3_checksum |
187
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254 movf ir_s8_buffer+.2,W |
113 | 255 rcall isr_timer3_checksum |
187
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256 movf ir_s8_buffer+.3,W |
113 | 257 rcall isr_timer3_checksum |
187
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258 movf ir_s8_buffer+.4,W |
113 | 259 rcall isr_timer3_checksum |
187
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260 movf ir_s8_buffer+.5,W |
113 | 261 rcall isr_timer3_checksum |
187
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262 movf ir_s8_buffer+.6,W |
113 | 263 rcall isr_timer3_checksum |
187
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264 movf ir_s8_buffer+.7,W |
113 | 265 rcall isr_timer3_checksum |
187
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266 movf ir_s8_buffer+.8,W |
113 | 267 rcall isr_timer3_checksum |
187
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268 movf ir_s8_buffer+.9,W |
113 | 269 rcall isr_timer3_checksum |
187
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270 movf ir_s8_buffer+.10,W |
113 | 271 rcall isr_timer3_checksum |
187
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272 movf ir_s8_buffer+.11,W |
113 | 273 rcall isr_timer3_checksum |
187
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274 movf ir_s8_buffer+.12,W |
113 | 275 rcall isr_timer3_checksum |
187
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276 movf ir_s8_buffer+.13,W |
113 | 277 rcall isr_timer3_checksum |
187
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278 movf ir_s8_buffer+.14,W |
113 | 279 rcall isr_timer3_checksum |
280 | |
281 ; Compare checksum | |
187
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282 movf ir_s8_buffer+.15,W |
113 | 283 cpfseq PRODL ; Checksum ok? |
284 bra isr_timer3_exit ; No, exit | |
187
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285 movf ir_s8_buffer+.16,W |
113 | 286 cpfseq PRODH ; Checksum ok? |
287 bra isr_timer3_exit ; No, exit | |
288 | |
289 ; Checksum OK, copy results | |
187
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290 movff ir_s8_buffer+.3,hud_status_byte |
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291 movff ir_s8_buffer+.13,hud_battery_mv+0 |
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292 movff ir_s8_buffer+.14,hud_battery_mv+1 |
113 | 293 |
294 banksel common | |
271 | 295 btfsc new_s8_data_available ; =1: Old data already processed? |
268
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296 bra isr_timer3_skip ; No, skip copying new results |
113 | 297 |
268
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298 movff ir_s8_buffer+.6,s8_rawdata_sensor1+2 |
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299 movff ir_s8_buffer+.5,s8_rawdata_sensor1+1 |
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300 movff ir_s8_buffer+.4,s8_rawdata_sensor1+0 |
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301 movff ir_s8_buffer+.9,s8_rawdata_sensor2+2 |
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302 movff ir_s8_buffer+.8,s8_rawdata_sensor2+1 |
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303 movff ir_s8_buffer+.7,s8_rawdata_sensor2+0 |
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304 movff ir_s8_buffer+.12,s8_rawdata_sensor3+2 |
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305 movff ir_s8_buffer+.11,s8_rawdata_sensor3+1 |
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306 movff ir_s8_buffer+.10,s8_rawdata_sensor3+0 |
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307 banksel common |
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308 bsf new_s8_data_available ; set flag |
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309 |
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310 isr_timer3_skip: |
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311 banksel ir_S8_timeout |
113 | 312 movlw ir_timeout_value ; multiples of 62,5ms |
268
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313 movwf ir_S8_timeout ; Reload timeout |
113 | 314 bra isr_timer3_exit ; Exit |
315 | |
316 | |
0 | 317 ;============================================================================= |
318 | |
490
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319 isr_tmr7: ; each 62,5ms |
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320 bcf PIR5,TMR7IF ; clear flag |
469 | 321 banksel 0xF16 ; Addresses, F16h through F5Fh, are also used by SFRs, but are not part of the Access RAM. |
322 movlw .248 | |
0 | 323 movwf TMR7H ; -> Rollover after 2048 cycles -> 62,5ms |
324 | |
490
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325 banksel common |
448 | 326 call get_analog_switches ; Get analog readings |
327 btfss INTCON3,INT1IE | |
328 bra isr_tmr7_a | |
329 btfsc analog_sw2_pressed | |
330 rcall isr_switch_left | |
331 isr_tmr7_a: | |
332 banksel common | |
333 btfss INTCON,INT0IE | |
334 bra isr_tmr7_b | |
335 btfsc analog_sw1_pressed | |
336 rcall isr_switch_right | |
337 isr_tmr7_b: | |
490
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338 banksel common |
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339 btfss no_sensor_int ; No sensor interrupt (because it's addressed during sleep) |
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340 bra isr_tmr7_c ; No, continue |
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341 banksel isr_backup ; Back to Bank0 ISR data |
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342 return |
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343 isr_tmr7_c: |
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344 banksel isr_backup |
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345 movf max_CCPR1L,W ; Dimm value |
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346 cpfseq CCPR1L ; = current PWM value? |
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347 rcall isr_dimm_tft ; No, adjust until max_CCPR1L=CCPR1L ! |
448 | 348 |
0 | 349 banksel isr_backup |
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350 decfsz ir_S8_timeout,F ; IR Data still valid? |
0 | 351 bra isr_tmr7_2 ; Yes, continue |
352 ; timeout, clear IR-Data | |
353 | |
354 movlw ir_timeout_value ; multiples of 62,5ms | |
187
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355 movwf ir_S8_timeout ; Reload timeout |
0 | 356 |
357 banksel common | |
236 | 358 btfss analog_o2_input |
113 | 359 bra isr_tmr7_1a ; Always with normal ostc3 hardware |
360 btfss s8_digital | |
361 bra isr_tmr7_2 ; only when digital | |
362 isr_tmr7_1a: | |
565 | 363 clrf o2_mv_sensor1+0 ; S8/IR timeout clears all analog input readings to zero -> Fallback will be triggered when sensor mode was used |
0 | 364 clrf o2_mv_sensor1+1 |
365 clrf o2_mv_sensor2+0 | |
366 clrf o2_mv_sensor2+1 | |
367 clrf o2_mv_sensor3+0 | |
368 clrf o2_mv_sensor3+1 | |
378 | 369 banksel hud_battery_mv |
0 | 370 clrf hud_battery_mv+0 |
371 clrf hud_battery_mv+1 | |
378 | 372 banksel hud_status_byte |
0 | 373 clrf hud_status_byte |
565 | 374 clrf o2_ppo2_sensor1 ; For IR/S8 HUD |
0 | 375 clrf o2_ppo2_sensor2 |
376 clrf o2_ppo2_sensor3 | |
570
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377 banksel common |
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378 bsf new_s8_data_available ; set flag to update in surface mode |
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379 |
0 | 380 isr_tmr7_2: |
381 banksel common | |
382 btfss no_sensor_int ; No sensor interrupt (because it's addressed during sleep) | |
383 bra isr_sensor_state2 ; No, continue | |
384 banksel isr_backup ; Back to Bank0 ISR data | |
385 return | |
386 | |
387 isr_sensor_state2: | |
388 banksel common | |
389 movff sensor_state_counter,WREG | |
390 btfss WREG,0 ; every 1/4 second | |
391 bsf quarter_second_update ; Set flag | |
319 | 392 banksel isr_backup ; Back to Bank0 ISR data |
0 | 393 movlw d'2' |
394 cpfseq speed_setting ; Set to normal in case it's not already in normal speed mode | |
395 rcall isr_set_speed_to_normal | |
319 | 396 |
0 | 397 incf sensor_state_counter,F ; counts to eight for state maschine |
398 | |
399 ; State 1: Clear flags and average registers, get temperature (51us) and start pressure integration (73,5us) | |
400 ; State 2: Get pressure (51us), start temperature integration (73,5us) and calculate temperature compensated pressure (233us) | |
401 ; State 3: Get temperature (51us) and start pressure integration (73,5us) | |
402 ; State 4: Get pressure (51us), start temperature integration (73,5us) and calculate temperature compensated pressure (233us) | |
403 ; State 5: Get temperature (51us) and start pressure integration (73,5us) | |
404 ; State 6: Get pressure (51us), start temperature integration (73,5us) and calculate temperature compensated pressure (233us) | |
405 ; State 7: Get temperature (51us) and start pressure integration (73,5us) | |
406 ; 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 | |
407 | |
408 movff sensor_state_counter,WREG ; WREG used as temp here... | |
409 dcfsnz WREG,F | |
410 bra sensor_int_state1_plus_restart ; Do State 1 | |
411 dcfsnz WREG,F | |
412 bra sensor_int_state2 ; Do State 2 | |
413 dcfsnz WREG,F | |
414 bra sensor_int_state1 ; Do State 3 | |
415 dcfsnz WREG,F | |
416 bra sensor_int_state2 ; Do State 4 | |
417 dcfsnz WREG,F | |
418 bra sensor_int_state1 ; Do State 5 | |
419 dcfsnz WREG,F | |
420 bra sensor_int_state2 ; Do State 6 | |
421 dcfsnz WREG,F | |
422 bra sensor_int_state1 ; Do State 7 | |
423 ; bra sensor_int2_plus_average ; Do State 8 | |
424 ;sensor_int2_plus_average: | |
425 ; First, do state2: | |
426 call get_pressure_value ; State2: Get pressure (51us) | |
427 call get_temperature_start ; and start temperature integration (73,5us) | |
428 call calculate_compensation ; calculate temperature compensated pressure (27us) | |
429 ; Build average | |
430 bcf STATUS,C ; clear carry bit. | |
431 rrcf amb_pressure_avg+1 ; amb_pressure sum / 2 | |
432 rrcf amb_pressure_avg+0 | |
433 bcf STATUS,C ; clear carry bit, twice. | |
434 rrcf amb_pressure_avg+1 ; amb_pressure sum / 4 | |
435 rrcf amb_pressure_avg+0 | |
436 | |
437 movff amb_pressure_avg+1,amb_pressure+1 ; copy into actual register | |
438 movff amb_pressure_avg+0,amb_pressure+0 | |
439 | |
440 bcf STATUS,C | |
441 btfsc temperature_avg+1,7 ; Copy sign bit to carry | |
442 bsf STATUS,C | |
443 rrcf temperature_avg+1 ; Signed temperature /2 | |
444 rrcf temperature_avg+0 | |
445 bcf STATUS,C | |
446 btfsc temperature_avg+1,7 ; Copy sign bit to carry | |
447 bsf STATUS,C | |
448 rrcf temperature_avg+1 ; Signed temperature /4 | |
449 rrcf temperature_avg+0 | |
450 | |
451 movff temperature_avg+1,temperature+1 ; copy into actual register | |
452 movff temperature_avg+0,temperature+0 | |
453 | |
454 banksel common ; flag1 is in Bank1 | |
455 bcf temp_changed ; Clear flag for temperature update | |
456 bcf pressure_refresh ; Clear flag for pressure update | |
457 banksel isr_backup ; Back to Bank0 ISR data | |
458 | |
459 ; Temp changed? | |
460 movf temperature+0,W | |
461 cpfseq last_temperature+0 | |
462 bra isr_sensor_state2_2 ; Yes | |
463 movf temperature+1,W | |
464 cpfseq last_temperature+1 | |
465 bra isr_sensor_state2_2 ; Yes | |
466 | |
467 bra isr_sensor_state2_3 ; no change | |
468 | |
469 isr_sensor_state2_2: | |
470 banksel common ; flag1 is in Bank1 | |
471 bsf temp_changed ; Yes | |
472 banksel isr_backup ; Back to Bank0 ISR data | |
473 isr_sensor_state2_3: | |
474 movff temperature+0,last_temperature+0 ; Copy for compare | |
475 movff temperature+1,last_temperature+1 | |
476 | |
477 movf amb_pressure+0,W | |
478 cpfseq last_pressure+0 | |
479 bra isr_sensor_state2_4 ; Yes | |
480 movf amb_pressure+1,W | |
481 cpfseq last_pressure+1 | |
482 bra isr_sensor_state2_4 ; Yes | |
483 | |
484 bra isr_sensor_state2_5 ; No change | |
485 isr_sensor_state2_4: | |
486 banksel common ; flag1 is in Bank1 | |
487 bsf pressure_refresh ; Yes | |
488 banksel isr_backup ; Back to Bank0 ISR data | |
489 isr_sensor_state2_5: | |
490 movff amb_pressure+0,last_pressure+0 ; Copy for compare | |
491 movff amb_pressure+1,last_pressure+1 | |
492 | |
493 clrf sensor_state_counter ; Then reset State counter | |
176 | 494 banksel common ; flag2 is in Bank1 |
0 | 495 btfss simulatormode_active ; are we in simulator mode? |
496 bra comp_air_pressure ; no | |
176 | 497 ; Always set pressure_refresh flag in simulator mode |
498 bsf pressure_refresh ; Yes | |
499 banksel isr_backup ; Back to Bank0 ISR data | |
0 | 500 movlw LOW d'1000' ; yes, so simulate 1000mbar surface pressure |
501 movwf last_surfpressure+0 | |
502 movlw HIGH d'1000' | |
503 movwf last_surfpressure+1 | |
504 | |
505 comp_air_pressure: | |
176 | 506 banksel isr_backup ; Back to Bank0 ISR data |
0 | 507 movf last_surfpressure+0,W ; compensate airpressure |
508 subwf amb_pressure+0,W | |
509 movwf rel_pressure+0 ; rel_pressure stores depth! | |
510 | |
511 movf last_surfpressure+1,W | |
512 subwfb amb_pressure+1,W | |
513 movwf rel_pressure+1 | |
514 btfss STATUS,N ; result is below zero? | |
515 bra sensor_int_state_exit | |
516 clrf rel_pressure+0 ; Yes, do not display negative depths | |
517 clrf rel_pressure+1 ; e.g. when surface air pressure dropped during the dive | |
518 bra sensor_int_state_exit | |
519 | |
520 sensor_int_state1_plus_restart: | |
521 clrf amb_pressure_avg+0 ; pressure average registers | |
522 clrf amb_pressure_avg+1 | |
523 clrf temperature_avg+0 | |
524 clrf temperature_avg+1 | |
525 | |
526 sensor_int_state1: | |
527 call get_temperature_value ; State 1: Get temperature | |
528 call get_pressure_start ; and start pressure integration. | |
529 bra sensor_int_state_exit | |
530 | |
531 sensor_int_state2: | |
532 call get_pressure_value ; State2: Get pressure (51us) | |
533 call get_temperature_start ; and start temperature integration (73,5us) | |
534 call calculate_compensation ; calculate temperature compensated pressure (233us) | |
535 ; bra sensor_int_state_exit | |
536 sensor_int_state_exit: | |
537 rcall isr_restore_clock ; Restore clock | |
538 return | |
539 ;============================================================================= | |
540 | |
541 | |
542 | |
543 isr_rtcc: ; each second | |
544 bcf PIR3,RTCCIF ; clear flag | |
545 banksel 0xF16 ; Addresses, F16h through F5Fh, are also used by SFRs, but are not part of the Access RAM. | |
546 bsf RTCCFG,RTCPTR1 | |
547 bsf RTCCFG,RTCPTR0 ; year | |
548 movff RTCVALL,year ; format is BCD! | |
549 movff RTCVALH,day ; dummy read | |
550 movff RTCVALL,day ; format is BCD! | |
551 movff RTCVALH,month ; format is BCD! | |
552 movff RTCVALL,hours ; format is BCD! | |
553 movff RTCVALH,secs ; format is BCD! | |
554 movff RTCVALL,secs ; format is BCD! | |
555 movff RTCVALH,mins ; format is BCD! | |
556 banksel isr_backup ; Back to Bank0 ISR data | |
557 | |
558 ; Convert BCD to DEC and set registers | |
559 movff mins, isr1_temp | |
560 rcall isr_rtcc_convert ; Converts to dec with result in WREG | |
561 movff WREG,mins | |
562 movff secs, isr1_temp | |
563 rcall isr_rtcc_convert ; Converts to dec with result in WREG | |
564 movff WREG,secs | |
565 movff hours, isr1_temp | |
566 rcall isr_rtcc_convert ; Converts to dec with result in WREG | |
567 movff WREG,hours | |
568 movff month, isr1_temp | |
569 rcall isr_rtcc_convert ; Converts to dec with result in WREG | |
570 movff WREG,month | |
571 movff day, isr1_temp | |
572 rcall isr_rtcc_convert ; Converts to dec with result in WREG | |
573 movff WREG,day | |
574 movff year, isr1_temp | |
575 rcall isr_rtcc_convert ; Converts to dec with result in WREG | |
576 movff WREG,year | |
577 | |
578 ; Place once/second tasks for ISR here (Be sure of the right bank!) | |
579 banksel common ; flag1 is in Bank1 | |
580 btfss sleepmode ; in Sleepmode? | |
581 call get_ambient_level ; No, get ambient light level and set max_CCPR1L | |
582 | |
583 rcall isr_battery_gauge ; Add amount of battery consumption to battery_gauge:6 | |
584 | |
453
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585 ; update uptime |
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586 banksel uptime+0 |
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587 incf uptime+0,F |
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|
588 movlw .0 |
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589 addwfc uptime+1,F |
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590 addwfc uptime+2,F |
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changeset
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591 addwfc uptime+3,F |
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592 |
0 | 593 banksel common ; flag1 is in Bank1 |
453
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changeset
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594 bsf onesecupdate ; A new second has begun |
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diff
changeset
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595 btfsc divemode ; in divemode? |
0 | 596 rcall isr_divemode_1sec ; Yes, do some divemode stuff in bank common |
597 | |
453
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|
598 btfss divemode ; in divemode? |
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NEW: Show Uptime (Time since last firmware boot) in information menu
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changeset
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599 rcall isr_update_lastdive_time ; No, update the lastdive timer |
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600 |
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601 tstfsz secs ; Secs == 0 ? |
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602 return ; No, Done. |
0 | 603 |
604 bsf oneminupdate ; A new minute has begun | |
605 | |
606 btfss divemode ; In Divemode? | |
607 rcall check_nofly_desat_time ; No, so reduce NoFly and Desat and increase interval | |
608 | |
609 ; Check if a new hour has just begun | |
610 tstfsz mins ; mins=0? | |
611 bra isr_rtcc2 ; No | |
612 bsf onehourupdate ; Yes, set flag | |
613 | |
614 isr_rtcc2: | |
615 banksel isr_backup ; Back to Bank0 ISR data | |
616 return ; Done. | |
617 | |
453
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618 isr_update_lastdive_time: |
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619 ; update uptime |
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changeset
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620 banksel lastdive_time+0 |
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621 incf lastdive_time+0,F |
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622 movlw .0 |
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623 addwfc lastdive_time+1,F |
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624 addwfc lastdive_time+2,F |
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|
625 addwfc lastdive_time+3,F |
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626 banksel common |
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627 return |
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628 |
0 | 629 isr_battery_gauge: |
630 banksel isr_backup ; Bank0 ISR data | |
631 movlw current_sleepmode ; 100µA/3600 -> nAs (Sleepmode current) | |
632 movwf isr1_temp ; Store value (low byte) | |
633 clrf isr2_temp ; High byte | |
634 | |
635 banksel common ; flag1 is in Bank1 | |
636 btfss sleepmode ; in Sleepmode? | |
637 rcall isr_battery_gauge2 ; No, compute current consumtion value into isr1_temp and isr2_temp | |
638 | |
639 banksel isr_backup ; Bank0 ISR data | |
640 movf isr1_temp,W ; 48Bit add of isr1_temp and isr2_temp into battery_gauge:6 | |
641 addwf battery_gauge+0,F | |
642 movf isr2_temp,W | |
643 addwfc battery_gauge+1,F | |
644 movlw .0 | |
645 addwfc battery_gauge+2,F | |
646 addwfc battery_gauge+3,F | |
647 addwfc battery_gauge+4,F | |
648 addwfc battery_gauge+5,F | |
649 return | |
650 | |
651 isr_battery_gauge2: | |
652 ; set consumtion rate in nAs for an one second interval | |
653 ; Example: | |
654 ; movlw LOW .55556 ; 0,2A/3600*1e9s = nAs | |
655 ; movwf isr1_temp ; Low byte | |
656 ; movlw HIGH .55556 ; 0,2A/3600*1e9s = nAs | |
657 ; movwf isr2_temp ; High byte | |
658 | |
659 ; Current consumption for LED backlight is 47*CCPR1L+272 | |
660 movf CCPR1L,W | |
661 mullw current_backlight_multi | |
662 movlw LOW current_backlight_offset | |
663 addwf PRODL,F | |
664 movlw HIGH current_backlight_offset | |
665 addwfc PRODH,F | |
666 movff PRODL,isr1_temp | |
667 movff PRODH,isr2_temp ; isr1_temp and isr2_temp hold value for backlight | |
668 | |
669 ; Add current for CPU and GPU | |
670 ; speed_setting=1: ECO (3,1mA -> 861nAs), =2: NORMAL (5,50mA -> 1528nAs) or =3: FASTEST (8,04mA -> 2233nAs) | |
319 | 671 banksel isr_backup ; Bank0 ISR data |
0 | 672 movlw .1 |
673 cpfseq speed_setting | |
674 bra isr_battery_gauge3 | |
675 movlw LOW current_speed_eco | |
676 addwf isr1_temp,F | |
677 movlw HIGH current_speed_eco | |
678 addwfc isr2_temp,F | |
679 bra isr_battery_gauge5 | |
680 isr_battery_gauge3: | |
681 movlw .2 | |
682 cpfseq speed_setting | |
683 bra isr_battery_gauge4 | |
684 movlw LOW current_speed_normal | |
685 addwf isr1_temp,F | |
686 movlw HIGH current_speed_normal | |
687 addwfc isr2_temp,F | |
688 bra isr_battery_gauge5 | |
689 isr_battery_gauge4: | |
690 movlw LOW current_speed_fastest | |
691 addwf isr1_temp,F | |
692 movlw HIGH current_speed_fastest | |
693 addwfc isr2_temp,F | |
694 isr_battery_gauge5: | |
695 ; Add current if IR reciever is on | |
696 btfss ir_power ; IR enabled? | |
697 bra isr_battery_gauge6 ; no | |
698 movlw LOW current_ir_reciever | |
699 addwf isr1_temp,F | |
700 movlw HIGH current_ir_reciever | |
701 addwfc isr2_temp,F | |
702 isr_battery_gauge6: | |
703 ; Add current for compass/accelerometer | |
704 btfss compass_enabled ; compass active? | |
705 bra isr_battery_gauge7 ; no | |
706 movlw LOW current_compass | |
707 addwf isr1_temp,F | |
708 movlw HIGH current_compass | |
709 addwfc isr2_temp,F | |
710 isr_battery_gauge7: | |
711 return | |
712 | |
713 isr_divemode_1sec: | |
714 incf samplesecs,F ; "samplingrate" diving seconds done | |
715 decf samplesecs_value,W ; holds "samplingrate" value (minus 1 into WREG) | |
716 cpfsgt samplesecs ; Done? | |
717 bra isr_divemode_1sec2 ; no | |
718 | |
719 clrf samplesecs ; clear counter... | |
720 bsf store_sample ; ...and set bit for profile storage | |
721 isr_divemode_1sec2: | |
722 ; Increase re-setable average depth divetime counter | |
176 | 723 infsnz average_divesecs+0,F ; increase stopwatch registers |
0 | 724 incf average_divesecs+1,F ; increase stopwatch registers |
725 ; Increase total divetime (Regardless of start_dive_threshold) | |
148 | 726 infsnz total_divetime_seconds+0,F |
727 incf total_divetime_seconds+1,F ; Total dive time (Regardless of start_dive_threshold) | |
0 | 728 |
729 btfss divemode2 ; displayed divetime is running? | |
730 return ; No (e.g. too shallow) | |
731 | |
732 ; increase divetime registers (Displayed dive time) | |
733 incf divesecs,F | |
734 movlw d'59' | |
735 cpfsgt divesecs | |
736 bra isr_divemode_1sec2a | |
737 | |
738 clrf divesecs | |
739 bsf realdive ; this bit is always set (again) if the dive is longer then one minute | |
148 | 740 infsnz divemins+0,F |
741 incf divemins+1,F ; increase divemins | |
0 | 742 |
743 isr_divemode_1sec2a: | |
744 btfss FLAG_apnoe_mode ; Are we in Apnoe mode? | |
745 return ; No | |
746 | |
747 incf apnoe_secs,F ; increase descent registers | |
748 movlw d'59' | |
749 cpfsgt apnoe_secs ; full minute? | |
750 return ; No | |
751 clrf apnoe_secs | |
752 incf apnoe_mins,F ; increase descent mins | |
753 return | |
754 | |
755 ;============================================================================= | |
756 ; BCD to Binary convertion. | |
757 ; Input: isr1_temp = Value in BCD | |
758 ; Output WREG = value in binary. | |
759 isr_rtcc_convert: | |
760 swapf isr1_temp, W | |
761 andlw 0x0F ; W= tens | |
762 rlncf WREG, W ; W= 2*tens | |
763 subwf isr1_temp, F ; 16*tens + ones - 2*tens | |
764 subwf isr1_temp, F ; 14*tens + ones - 2*tens | |
765 subwf isr1_temp, W ; 12*tens + ones - 2*tens | |
766 return | |
767 | |
768 ;============================================================================= | |
769 | |
770 isr_switch_right: ; | |
771 bcf INTCON,INT0IE ; Disable INT0 | |
772 banksel common ; flag1 is in Bank1 | |
152
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773 btfss flip_screen ; 180° flipped? |
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|
774 bsf switch_right ; Set flag |
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|
775 btfsc flip_screen ; 180° flipped? |
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BUGFIX: Clear Setpoint-Fallback warning when in bailout
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|
776 bsf switch_left ; Set flag |
0 | 777 bra isr_switch_common ; Continue... |
778 | |
779 isr_switch_left: ; | |
780 bcf INTCON3,INT1IE ; Disable INT1 | |
781 banksel common ; flag1 is in Bank1 | |
152
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diff
changeset
|
782 btfss flip_screen ; 180° flipped? |
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BUGFIX: Clear Setpoint-Fallback warning when in bailout
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diff
changeset
|
783 bsf switch_left ; Set flag |
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BUGFIX: Clear Setpoint-Fallback warning when in bailout
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diff
changeset
|
784 btfsc flip_screen ; 180° flipped? |
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BUGFIX: Clear Setpoint-Fallback warning when in bailout
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diff
changeset
|
785 bsf switch_right ; Set flag |
0 | 786 isr_switch_common: |
787 ; load timer1 for first press | |
788 clrf TMR1L | |
789 movlw TMR1H_VALUE_FIRST ; in steps of 7,8125ms | |
790 movwf TMR1H | |
791 bsf T1CON,TMR1ON ; Start Timer 1 | |
792 banksel isr_backup ; Select Bank0 for ISR data. | |
793 bcf INTCON3,INT1IF ; Clear flag | |
794 bcf INTCON,INT0IF ; Clear flag | |
795 return | |
796 | |
797 timer1int: | |
451 | 798 bcf PIR1,TMR1IF ; Clear flag |
0 | 799 banksel common ; flag1 is in Bank1 |
451 | 800 bcf INTCON,INT0IF ; Clear flag |
801 bcf INTCON3,INT1IF ; Clear flag | |
802 ; digital | |
0 | 803 btfss switch_left1 ; Left button hold-down? |
804 bra timer1int_left ; Yes | |
805 btfss switch_right2 ; Right button hold-down? | |
806 bra timer1int_right ; Yes | |
451 | 807 |
808 ; Analog | |
809 btfsc analog_sw2_pressed ; Left button hold-down? | |
810 bra timer1int_left ; Yes | |
811 btfsc analog_sw1_pressed ; Right button hold-down? | |
812 bra timer1int_right ; Yes | |
813 | |
0 | 814 ; No button hold-down, stop Timer 1 |
815 bcf T1CON,TMR1ON ; Stop Timer 1 | |
816 bsf INTCON,INT0IE ; Enable INT0 | |
817 bsf INTCON3,INT1IE ; Enable INT1 | |
451 | 818 return |
0 | 819 |
820 timer1int_left: | |
152
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|
821 btfss flip_screen ; 180° flipped? |
0 | 822 bsf switch_left ; (Re-)Set flag |
152
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|
823 btfsc flip_screen ; 180° flipped? |
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diff
changeset
|
824 bsf switch_right ; (Re-)Set flag |
0 | 825 bra timer1int_common ; Continue |
826 timer1int_right: | |
152
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|
827 btfss flip_screen ; 180° flipped? |
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|
828 bsf switch_right ; Set flag |
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829 btfsc flip_screen ; 180° flipped? |
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|
830 bsf switch_left ; Set flag |
0 | 831 timer1int_common: |
832 ; load timer1 for next press | |
833 clrf TMR1L | |
834 movlw TMR1H_VALUE_CONT ; Surface mode | |
835 btfsc divemode | |
836 movlw TMR1H_VALUE_CONT_DIVE ; Dive mode | |
837 movwf TMR1H | |
838 return ; Return from timer1int with timer1 kept running | |
839 | |
840 ;============================================================================= | |
841 | |
842 check_nofly_desat_time: | |
560 | 843 |
844 ; DELETE - no-fly time is now re-computed every second ## no fly | |
845 ; ; REPLACE ## no fly | |
846 ; ; movf nofly_time+0,W ; Is nofly null ? | |
847 ; ; iorwf nofly_time+1,W | |
848 ; ; BY | |
849 ; banksel int_O_nofly_time | |
850 ; movf int_O_nofly_time+0,W ; Is nofly null ? | |
851 ; iorwf int_O_nofly_time+1,W | |
852 | |
853 ; bz check_nofly_desat_time2 ; yes... | |
0 | 854 |
560 | 855 ; movlw d'1' |
856 ; ; REPLACE ## no fly | |
857 ; ; subwf nofly_time+0,F | |
858 ; ; BY | |
859 ; subwf int_O_nofly_time+0,F | |
860 | |
861 ; movlw d'0' | |
862 | |
863 ; ; REPLACE ## no fly | |
864 ; ; subwfb nofly_time+1,F ; reduce by one | |
865 ; ; BY | |
866 ; subwfb int_O_nofly_time+1,F ; reduce by one | |
0 | 867 |
868 check_nofly_desat_time2: | |
560 | 869 ; REPLACE |
870 ; movf desaturation_time+0,W ; Is Desat null ? | |
871 ; iorwf desaturation_time+1,W | |
872 ; BY | |
873 banksel int_O_desaturation_time | |
874 movf int_O_desaturation_time+0,W ; Is Desat null ? | |
875 iorwf int_O_desaturation_time+1,W | |
876 | |
877 bz check_nofly_desat_time3 ; yes... | |
0 | 878 |
560 | 879 ; DELETE - desat-time is now re-computed every second ## no fly |
880 ; movlw d'1' | |
881 ; ; REPLACE ## no fly | |
882 ; ; subwf desaturation_time+0,F | |
883 ; ; BY | |
884 ; subwf int_O_desaturation_time+0,F | |
885 | |
886 ; movlw d'0' | |
887 | |
888 ; ; REPLACE ## no fly | |
889 ; ; subwfb desaturation_time+1,F ; reduce by one... | |
890 ; ; by | |
891 ; subwfb int_O_desaturation_time+1,F ; reduce by one... | |
892 banksel common | |
0 | 893 |
147 | 894 ; Increase surface interval timer |
895 infsnz surface_interval+0,F | |
896 incf surface_interval+1,F | |
0 | 897 return ; Done |
898 | |
899 check_nofly_desat_time3: | |
560 | 900 ; NEW ## no fly |
901 banksel common | |
902 | |
0 | 903 clrf surface_interval+0 |
904 clrf surface_interval+1 ; Clear surface interval timer | |
905 return ; Done. | |
906 | |
907 ;============================================================================= | |
908 | |
909 isr_restore_clock: | |
910 banksel isr_backup | |
911 movlw d'1' | |
319 | 912 cpfseq speed_setting |
0 | 913 bra isr_restore_speed2 |
914 ; Reset to eco | |
915 movlw b'00000000' | |
916 movwf OSCTUNE ; 4x PLL Disable (Bit6) - only works with 8 or 16MHz (=32 or 64MHz) | |
917 movlw b'00110010' | |
918 movwf OSCCON ; 1MHz INTOSC | |
919 movlw T2CON_ECO | |
920 movwf T2CON | |
921 bra isr_restore_exit | |
922 isr_restore_speed2: | |
923 movlw d'2' | |
319 | 924 cpfseq speed_setting |
0 | 925 bra isr_restore_speed3 |
926 ; Reset to normal | |
927 movlw b'01110010' | |
928 movwf OSCCON ; 16MHz INTOSC | |
929 movlw b'00000000' | |
930 movwf OSCTUNE ; 4x PLL Disable (Bit6) - only works with 8 or 16MHz (=32 or 64MHz) | |
931 movlw T2CON_NORMAL | |
932 movwf T2CON | |
933 bra isr_restore_exit | |
934 | |
935 isr_restore_speed3: | |
936 ; Reset to fastest | |
937 movlw b'01110010' ; 16MHz INTOSC | |
938 movwf OSCCON | |
939 movlw b'01000000' | |
940 movwf OSCTUNE ; 4x PLL Enable (Bit6) - only works with 8 or 16MHz (=32 or 64MHz) | |
941 movlw T2CON_FASTEST | |
942 movwf T2CON | |
943 ; bra isr_restore_exit | |
944 isr_restore_exit: | |
945 btfss OSCCON,HFIOFS | |
946 bra isr_restore_exit ; loop until PLL is stable | |
947 return | |
948 | |
410
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949 |
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950 restore_flash: ; Restore first flash page from eeprom |
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BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
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951 banksel common |
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952 ; Start address in internal flash |
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953 movlw 0x00 |
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954 movwf TBLPTRL |
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955 movwf TBLPTRH |
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956 movwf TBLPTRU |
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BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
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378
diff
changeset
|
957 |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
958 movlw b'10010100' ; Setup erase |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
959 rcall Write ; Write! |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
960 |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
961 movlw .128 |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
962 movwf lo ; Byte counter |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
963 clrf EEADR |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
964 movlw .3 |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
965 movwf EEADRH ; Setup backup address |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
966 |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
967 TBLRD*- ; Dummy read to be in 128 byte block |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
968 restore_flash_loop: |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
969 call read_eeprom |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
970 incf EEADR,F |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
971 movff EEDATA,TABLAT ; put 1 byte |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
972 tblwt+* ; Table Write with Pre-Increment |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
973 decfsz lo,F ; 128byte done? |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
974 bra restore_flash_loop ; No |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
975 |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
976 movlw b'10000100' ; Setup writes |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
977 rcall Write ; Write! |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
978 |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
979 reset ; Done, reset CPU |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
980 |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
981 Write: |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
982 movwf EECON1 ; Type of memory to write in |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
983 movlw 0x55 |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
984 movwf EECON2 |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
985 movlw 0xAA |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
986 movwf EECON2 |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
987 bsf EECON1,WR ; Write |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
988 nop |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
989 nop |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
990 return |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
991 |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
992 |
d3087a8ed7e1
BUGFIX: Fix rare issue after battery change (OSTC3 did not start properly)
heinrichsweikamp
parents:
378
diff
changeset
|
993 END |