Mercurial > public > mk2
annotate code_part1/OSTC_code_asm_part1/surfmode.asm @ 621:e7b675c28896
2.29beta release
| author | heinrichsweikamp |
|---|---|
| date | Sun, 05 Aug 2012 12:20:29 +0200 |
| parents | 227eaded4e1b |
| children | bab5a9fc1b10 |
| rev | line source |
|---|---|
| 0 | 1 ; OSTC - diving computer code |
| 2 ; Copyright (C) 2008 HeinrichsWeikamp GbR | |
| 3 | |
| 4 ; This program is free software: you can redistribute it and/or modify | |
| 5 ; it under the terms of the GNU General Public License as published by | |
| 6 ; the Free Software Foundation, either version 3 of the License, or | |
| 7 ; (at your option) any later version. | |
| 8 | |
| 9 ; This program is distributed in the hope that it will be useful, | |
| 10 ; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 ; GNU General Public License for more details. | |
| 13 | |
| 14 ; You should have received a copy of the GNU General Public License | |
| 15 ; along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 16 | |
| 17 | |
| 18 ; routines for Surface mode | |
| 19 ; written by: Matthias Heinrichs, info@heinrichsweikamp.com | |
| 20 ; written: 10/01/05 | |
| 21 ; last updated: 080905 | |
| 22 ; known bugs: | |
| 23 ; ToDo: | |
| 24 | |
| 25 surfloop: | |
| 26 ; Boot tasks for all modes | |
|
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27 bcf s_unlock_after_sleep ; Lock sensor results |
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28 call restart_set_modes_and_flags ; Sets decomode flags |
| 0 | 29 clrf lo |
| 30 movff lo,char_I_const_ppO2 ; reset to standard mode, OSTC assumes Air breathing at the surface! | |
| 31 | |
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32 call PLED_brightness_full ; max. brightness |
| 0 | 33 |
| 34 call I2CReset | |
| 35 call PLED_boot | |
| 36 call PLED_serial ; Show OSTC serial and firmware version | |
| 37 call PLED_clock ; display time | |
| 38 call update_date ; display date | |
| 495 | 39 call get_battery_voltage ; get battery voltage |
| 0 | 40 movff last_surfpressure_30min+0,int_I_pres_respiration+0 ; copy surface air pressure to deco routine |
| 41 movff last_surfpressure_30min+1,int_I_pres_respiration+1 ; 30min old values | |
| 42 movff last_surfpressure_30min+0,int_I_pres_surface+0 ; copy surface air pressure to deco routine | |
| 43 movff last_surfpressure_30min+1,int_I_pres_surface+1 ; 30min old values | |
| 44 | |
| 156 | 45 clrf menupos3 ; Reset Custom views (Default: No custom view) |
| 46 | |
| 0 | 47 btfsc gauge_mode ; Ignore in gauge mode |
| 48 bra surfloop1 | |
| 49 btfsc FLAG_apnoe_mode ; Ignore in Apnoe mode | |
| 50 bra surfloop1 | |
| 51 | |
| 52 ; Startup tasks for decompression modes | |
| 43 | 53 call PLED_display_cns_surface ; Update surface CNS display (If allowed by CF15) |
| 0 | 54 call PLED_desaturation_time ; display desaturation time |
| 55 call PLED_nofly_time ; display nofly time | |
| 13 | 56 |
| 0 | 57 call PLED_active_gas_surfmode ; Show start gas |
| 58 | |
| 59 surfloop1: | |
| 60 btfss gauge_mode ; Display only in gauge mode | |
| 61 bra surfloop2 | |
| 62 DISPLAYTEXT d'103' ; Gauge mode | |
| 63 surfloop2: | |
| 64 btfss FLAG_apnoe_mode ; Display only in Apnoe mode | |
| 65 bra surfloop3 | |
| 66 DISPLAYTEXT d'116' ; Apnoe mode | |
| 67 | |
| 68 surfloop3: | |
| 69 ; Startup tasks for all modes | |
| 70 clrf timeout_counter2 | |
| 71 clrf timeout_counter3 | |
| 72 bcf premenu ; clear premenu flag | |
| 73 bcf menubit ; clear menu flag | |
| 474 | 74 clrf timer1int_counter2 ; reset state counter |
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75 bcf pressure_refresh ; Start new sensor run |
| 0 | 76 clrf last_pressure+0 |
| 77 clrf last_pressure+1 | |
| 78 clrf last_temperature+0 | |
| 79 clrf last_temperature+1 | |
| 80 | |
| 81 movlw d'5' | |
| 82 movwf timeout_counter ; reload counter | |
| 83 | |
| 21 | 84 bcf LED_blue |
| 85 bcf LED_red | |
| 0 | 86 bcf simulatormode_active ; Quit simulator mode (if active) |
| 87 bcf standalone_simulator ; Quit simulator mode (if active) | |
| 88 WIN_TOP .0 | |
| 89 WIN_LEFT .0 | |
| 90 WIN_FONT FT_SMALL | |
| 91 WIN_INVERT .0 ; Init new Wordprocessor | |
| 3 | 92 call PLED_standard_color |
| 93 | |
| 0 | 94 bcf switch_left |
| 95 bcf switch_right | |
| 4 | 96 call PLED_active_gas_surfmode ; Show start gas / SetPoint |
| 0 | 97 call PLED_custom_text ; Displays custom text |
| 100 | 98 clrf cf_checker_counter ; next cf to check |
| 0 | 99 ostc_debug 'G' ; Sends debug-information to screen if debugmode active |
| 233 | 100 |
| 101 ; Desaturation time needs: | |
| 102 ; int_I_pres_surface | |
| 103 ; char_I_desaturation_multiplier | |
| 469 | 104 movlw d'0' |
| 105 movff WREG,char_I_deco_model ; ZH-L16 | |
| 0 | 106 GETCUSTOM8 d'12' ; Desaturation multiplier % |
| 233 | 107 movff WREG,char_I_desaturation_multiplier |
| 108 | |
| 116 | 109 call deco_calc_desaturation_time ; calculate desaturation time |
| 0 | 110 movlb b'00000001' ; select ram bank 1 |
| 111 ostc_debug 'H' ; Sends debug-information to screen if debugmode active | |
| 112 | |
| 113 call wait_switches ; Waits until switches are released, resets flag if button stays pressed! | |
| 114 | |
| 115 surfloop_loop: | |
| 116 btfss onesecupdate ; do every second tasks? | |
| 117 bra surfloop_loop2 ; no, loop | |
| 118 | |
| 119 btfss FLAG_const_ppO2_mode ; are we in const. ppO2 mode? | |
| 120 bra surfloop_loop1 ; No | |
| 121 ; One Second tasks for ppO2 modes | |
| 122 | |
| 285 | 123 bra surfloop_loop1 ; |
| 0 | 124 |
| 125 surfloop_loop1: | |
| 126 ; One Second tasks for all modes | |
| 127 call PLED_clock ; update clock | |
| 128 call test_charger ; check if charger IC is active | |
| 129 call timeout_surfmode ; check timeout | |
| 519 | 130 call update_batt_voltage ; display battery voltage |
| 0 | 131 call timeout_premenu ; timeout premenu |
| 132 call set_leds_surfmode ; Sets Warning and No-Fly LEDs | |
| 94 | 133 call check_customfunctions ; Checks CF functions and displays warning symbol if something critical is wrong |
| 107 | 134 call surfcustomview_second ; Do every-second tasks for the custom view area |
| 110 | 135 call dive_type_icons ; Draw Air/Nitrox/Trimix color icon. |
| 519 | 136 |
| 137 ; Every 2 seconds, overwrite with GF value (if needed to display) | |
| 138 btfsc secs,1 ; Alternating every 2sec (if needed) | |
| 139 call PLED_display_cns_surface ; Display CNS (if > CF15). | |
| 140 btfss secs,1 | |
| 141 call PLED_display_gf_surface ; Display GF (if > CF8). | |
| 142 | |
| 143 btfsc enter_error_sleep ; Enter Fatal Error Routine? | |
| 144 call fatal_error_sleep ; Yes (In Sleepmode.asm!) | |
| 145 bcf onesecupdate ; every second tasks done | |
| 0 | 146 |
| 147 surfloop_loop2: | |
| 148 ; Tasks approx. every 50ms for all modes | |
| 149 call test_switches_surfmode ; check switches | |
| 150 | |
| 151 ; Sensor tasks for all modes | |
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152 btfss pressure_refresh ; new pressure available? |
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153 bra surfloop_loop2a ; no |
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154 |
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155 btfss s_unlock_after_sleep ; sensor results locked? |
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156 bra surfloop_loop3 ; Yes, ignore |
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157 |
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158 ; New sensor value available |
| 0 | 159 call update_surf_press ; display surface pressure |
| 160 call PLED_temp_surfmode ; Displays temperature | |
| 161 call set_dive_modes ; tests if depth>threshold | |
| 125 | 162 call altimeter_calc |
| 163 movf menupos3,W ; Get customview status. | |
| 164 bnz surfloop_loop3 ; Already used ? | |
| 165 call altimeter_display | |
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166 call get_battery_voltage ; get battery voltage |
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167 |
| 125 | 168 surfloop_loop3: |
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169 bsf s_unlock_after_sleep ; unlock sensor results |
| 0 | 170 bcf pressure_refresh ; until new pressure is available |
| 171 | |
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172 surfloop_loop2a: |
| 0 | 173 ; One minute tasks for all modes |
| 174 btfsc oneminupdate ; do every minute tasks | |
| 175 call update_surfloop60 ; yes, e.g. update time and date | |
| 176 | |
| 177 ; Mode tasks | |
| 178 btfsc menubit ; Menu? | |
| 179 goto menu ; Menu! | |
| 180 btfsc divemode ; Divemode active? | |
| 181 goto diveloop ; Yes, switch into Divemode! | |
| 182 btfsc sleepmode ; Sleepmode active? | |
| 183 goto sleeploop ; Yes, switch into sleepmode! | |
| 107 | 184 |
| 185 btfsc toggle_customview ; Next view? | |
| 186 call surfcustomview_toggle ; Yes, show next customview (and delete this flag) | |
| 187 | |
| 0 | 188 ; Check for the different UART flags |
| 189 btfsc dump_external_eeprom ; Start interface (dumps EEPROM BANK 0 + additional data)? | |
| 190 goto menu_interface ; Yes! | |
| 191 btfsc uart_settime ; Sync clock with PC? | |
| 192 goto sync_clock ; Yes! | |
| 193 btfsc internal_eeprom_write ; Access internal EEPROM BANK 0 via UART module | |
| 194 goto internal_eeprom_access_b0 ; Yes! | |
| 195 btfsc internal_eeprom_write2 ; Access internal EEPROM BANK 1 via UART module | |
| 196 goto internal_eeprom_access_b1 ; Yes! | |
| 578 | 197 btfsc internal_eeprom_write3 ; Access internal EEPROM BANK 2 via UART module |
| 198 goto internal_eeprom_access_b2 ; Yes! | |
| 0 | 199 btfsc uart_send_hash ; Send MD2 hash values |
| 200 goto send_md2_hash ; Yes! | |
| 201 btfsc uart_send_int_eeprom ; Send internal EEPROM BANK 0 | |
| 202 goto send_int_eeprom_b0 ; Yes! | |
| 203 btfsc uart_reset_decodata ; Reset Deco Data? | |
| 204 goto reset_decodata ; Yes! | |
| 205 btfsc uart_send_int_eeprom2 ; Send internal EEPROM BANK 1 | |
| 206 goto send_int_eeprom_b1 ; Yes! | |
| 578 | 207 btfsc uart_send_int_eeprom3 ; Send internal EEPROM BANK 2 |
| 208 goto send_int_eeprom_b2 ; Yes! | |
|
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209 btfsc uart_store_tissue_data ; Store tissue data? |
| 0 | 210 goto uart_store_tissues ; Yes! |
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283
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211 btfsc uart_115200_bootloader ; Look for 115200Baud bootloader? |
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212 goto uart_115k_bootloader ; Yes! |
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213 btfsc uart_reset_battery_stats ; Reset Battery stats? |
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214 goto reset_battery_stats ; Yes! |
| 0 | 215 |
| 330 | 216 btfsc uart_dump_screen ; Dumps screen contains ? |
| 331 | 217 call dump_screen ; Yes! |
| 0 | 218 |
| 219 bra surfloop_loop ; loop surfacemode | |
| 220 | |
| 221 | |
| 222 update_surfloop60: | |
| 223 ; One minute tasks for all modes | |
| 4 | 224 ; call PLED_active_gas_surfmode ; Show start gas / SetPoint |
| 0 | 225 call update_date ; and date in divemode |
| 226 call calc_deko_surfmode ; calculate desaturation every minute | |
| 227 call check_temp_extrema ; check for new temperature extremas | |
| 228 call PLED_custom_text ; Displays custom text | |
| 107 | 229 call surfcustomview_minute ; Do every-minute tasks for the custom view area |
| 0 | 230 |
| 231 btfsc gauge_mode ; Ignore in gauge mode | |
| 232 bra update_surfloop60_2 | |
| 233 btfsc FLAG_apnoe_mode ; Ignore in Apnoe mode | |
| 234 bra update_surfloop60_2 | |
| 235 | |
| 236 ; One Minute tasks for deco modes | |
| 237 call PLED_nofly_time ; display nofly time | |
| 238 call PLED_desaturation_time ; display desaturation time | |
| 13 | 239 btfsc premenu ; Not when "Menu?" is displayed! |
| 240 bra update_surfloop60_2 | |
| 241 | |
| 0 | 242 update_surfloop60_2: |
| 243 bcf oneminupdate | |
| 244 return | |
| 245 | |
| 246 set_leds_surfmode: | |
| 247 btfsc nofly_active | |
| 21 | 248 btg LED_blue |
| 0 | 249 return |
| 250 | |
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251 ;============================================================================= |
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252 |
| 0 | 253 calc_deko_surfmode: |
| 254 ostc_debug 'I' ; Sends debug-information to screen if debugmode active | |
| 255 | |
| 256 movff last_surfpressure+0,int_I_pres_surface+0 ; copy surface air pressure to deco routine | |
| 257 movff last_surfpressure+1,int_I_pres_surface+1 | |
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258 calc_deko_surfmode2: |
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259 clrf WREG ; Use as buffer |
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260 movff WREG,char_I_He_ratio ; No He at the Surface |
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261 movlw d'79' ; 79% N2 |
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262 movff WREG,char_I_N2_ratio ; Air at the Surface |
| 0 | 263 |
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341
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264 SAFE_2BYTE_COPY amb_pressure,int_I_pres_respiration ; copy surface air pressure to deco routine |
| 0 | 265 GETCUSTOM8 d'11' ; Saturation multiplier % |
| 236 | 266 movff WREG,char_I_saturation_multiplier |
| 0 | 267 GETCUSTOM8 d'12' ; Desaturation multiplier % |
| 236 | 268 movff WREG,char_I_desaturation_multiplier |
| 0 | 269 |
| 116 | 270 call deco_calc_wo_deco_step_1_min ; calculate deco in surface mode |
| 0 | 271 movlb b'00000001' ; select ram bank 1 |
| 521 | 272 |
| 0 | 273 ostc_debug 'J' ; Sends debug-information to screen if debugmode active |
| 274 return | |
| 275 | |
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276 ;============================================================================= |
| 0 | 277 |
| 278 test_charger: | |
| 279 bcf TRISC,1 ; CHRG_OUT output | |
| 280 bsf CHRG_OUT | |
| 281 | |
| 282 bcf cc_active ; Constant Current mode active? | |
| 283 btfss CHRG_IN ; If CHRG_IN=0 -> CC active | |
| 284 bsf cc_active ; Constant Current mode Active! | |
| 285 | |
| 286 bcf CHRG_OUT | |
| 287 bsf TRISC,1 ; CHRG_OUT high impedance | |
| 288 | |
| 289 WAIT10US d'10' | |
| 290 | |
| 291 bcf cv_active ; Constant Voltage mode Active? | |
| 292 btfss CHRG_IN ; If CHRG_IN=0 -> CV active | |
| 293 bsf cv_active ; Constant Voltage mode active! | |
| 294 | |
| 295 bcf TRISC,1 ; CHRG_OUT output | |
| 296 bcf CHRG_OUT | |
| 297 | |
| 298 btfsc cc_active | |
| 299 bra show_cc_active | |
| 300 btfsc cv_active | |
| 301 bra show_cv_active | |
| 302 | |
| 303 bsf TRISC,1 ; CHRG_OUT high impedance | |
| 304 | |
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305 ; -> Charger inactive or ready |
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306 |
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307 ; Disable when no USB power is attached |
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308 btfsc RCSTA,7 ; RS232 already disabled |
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309 call disable_rs232 ; No, disable UART module |
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310 |
| 0 | 311 btfss charge_done ; charge done? |
| 312 bra test_charger2 ; No, add incomplete cycle! | |
| 313 | |
| 314 ; Yes, store all data for complete cycle | |
| 315 bcf charge_started ; Clear flag | |
| 316 bcf charge_done ; Clear flag | |
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317 ; Store incomplete cycles |
| 0 | 318 read_int_eeprom d'50' ; Read byte (stored in EEDATA) |
| 319 movff EEDATA,temp1 ; Low byte | |
| 320 read_int_eeprom d'51' ; Read byte (stored in EEDATA) | |
| 321 movff EEDATA,temp2 ; high byte | |
| 322 bcf STATUS,C | |
| 323 movlw d'1' | |
| 324 addwf temp1 | |
| 325 movlw d'0' | |
| 326 addwfc temp2 | |
| 327 movff temp1,EEDATA | |
| 328 write_int_eeprom d'50' ; write byte stored in EEDATA | |
| 329 movff temp2,EEDATA | |
| 330 write_int_eeprom d'51' ; write byte stored in EEDATA | |
| 331 | |
| 332 ; Store complete cycles | |
| 333 read_int_eeprom d'52' ; Read byte (stored in EEDATA) | |
| 334 movff EEDATA,temp1 ; Low byte | |
| 335 read_int_eeprom d'53' ; Read byte (stored in EEDATA) | |
| 336 movff EEDATA,temp2 ; high byte | |
| 337 bcf STATUS,C | |
| 338 movlw d'1' | |
| 339 addwf temp1 | |
| 340 movlw d'0' | |
| 341 addwfc temp2 | |
| 342 movff temp1,EEDATA | |
| 343 write_int_eeprom d'52' ; write byte stored in EEDATA | |
| 344 movff temp2,EEDATA | |
| 345 write_int_eeprom d'53' ; write byte stored in EEDATA | |
| 346 ; Store date of complete cycle | |
| 347 movff month,EEDATA | |
| 348 write_int_eeprom d'47' | |
| 349 movff day,EEDATA | |
| 350 write_int_eeprom d'48' | |
| 351 movff year,EEDATA | |
| 352 write_int_eeprom d'49' | |
| 353 | |
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354 ; Reset lowest battery seen |
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355 movlw LOW d'4200' ; reset to 4.2V |
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356 movwf EEDATA |
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357 write_int_eeprom d'40' |
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358 movlw HIGH d'4200' ; reset to 4.2V |
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359 movwf EEDATA |
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360 write_int_eeprom d'41' |
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361 movff month,EEDATA |
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362 write_int_eeprom d'42' |
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363 movff day,EEDATA |
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364 write_int_eeprom d'43' |
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365 movff year,EEDATA |
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366 write_int_eeprom d'44' |
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367 ; Reset temperature |
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368 SAFE_2BYTE_COPY temperature,lo |
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369 movff lo,EEDATA |
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370 write_int_eeprom d'45' |
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371 movff hi,EEDATA |
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372 write_int_eeprom d'46' |
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373 ; Reset temperature extremas |
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374 SAFE_2BYTE_COPY temperature,lo |
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375 movff lo,EEDATA ; Reset mimimum extrema |
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376 write_int_eeprom d'54' |
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377 movff hi,EEDATA |
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378 write_int_eeprom d'55' |
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379 movff month,EEDATA |
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380 write_int_eeprom d'56' |
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381 movff day,EEDATA |
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382 write_int_eeprom d'57' |
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383 movff year,EEDATA |
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384 write_int_eeprom d'58' |
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385 movff lo,EEDATA ; Reset maximum extrema |
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386 write_int_eeprom d'59' |
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387 movff hi,EEDATA |
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388 write_int_eeprom d'60' |
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389 movff month,EEDATA |
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390 write_int_eeprom d'61' |
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391 movff day,EEDATA |
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392 write_int_eeprom d'62' |
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393 movff year,EEDATA |
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394 write_int_eeprom d'63' |
| 0 | 395 return |
| 396 | |
| 397 test_charger2: | |
| 398 btfss charge_started ; Did the charger ever start? | |
| 399 return ; No, quit! | |
| 400 | |
| 401 bcf charge_started ; Clear flag | |
|
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402 ; Store incomplete cycles |
| 0 | 403 read_int_eeprom d'50' ; Read byte (stored in EEDATA) |
| 404 movff EEDATA,temp1 ; Low byte | |
| 405 read_int_eeprom d'51' ; Read byte (stored in EEDATA) | |
| 406 movff EEDATA,temp2 ; high byte | |
| 407 bcf STATUS,C | |
| 408 movlw d'1' | |
| 409 addwf temp1 | |
| 410 movlw d'0' | |
| 411 addwfc temp2 | |
| 412 movff temp1,EEDATA | |
| 413 write_int_eeprom d'50' ; write byte stored in EEDATA | |
| 414 movff temp2,EEDATA | |
| 415 write_int_eeprom d'51' ; write byte stored in EEDATA | |
| 416 return | |
| 417 | |
| 418 show_cv_active: ; CV mode | |
|
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419 ; Enable RS232 only when USB power attached |
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416
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420 btfss RCSTA,7 ; RS232 already enabled? |
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421 call enable_rs232 ; No, start UART module |
| 21 | 422 bsf LED_red |
| 0 | 423 WAITMS d'100' |
| 21 | 424 bcf LED_red |
| 0 | 425 WAITMS d'100' |
| 21 | 426 bsf LED_red |
| 0 | 427 bsf charge_done ; Charge cycle finished |
| 428 return | |
| 429 | |
| 430 show_cc_active: ; CC mode | |
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416
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431 ; Enable only when USB power attached |
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432 btfss RCSTA,7 ; RS232 already enabled? |
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433 call enable_rs232 ; No, start UART module |
| 21 | 434 bsf LED_red |
| 0 | 435 bsf charge_started ; Charger started in CC mode |
| 436 bcf charge_done ; Charge cycle not finished | |
| 437 return | |
| 438 | |
| 439 | |
| 440 timeout_premenu: | |
| 441 btfss premenu ; is "Menu?" displayed? | |
| 442 return ; No | |
| 443 incf timeout_counter3,F ; Yes... | |
| 444 GETCUSTOM8 d'4' ; loads premenu_timeout into WREG | |
| 445 cpfsgt timeout_counter3 ; ... longer then premenu_timeout | |
| 446 return ; No! | |
| 447 bcf premenu ; Yes, so clear "Menu?" and clear pre_menu bit | |
| 448 | |
| 449 call PLED_topline_box_clear ; Clears Bar at the top | |
| 450 | |
| 451 btfsc gauge_mode | |
| 452 bra timeout_premenu2 ; Skip in Gauge mode | |
| 453 btfsc FLAG_apnoe_mode | |
| 454 bra timeout_premenu2 ; Skip in Apnoe mode | |
| 13 | 455 |
| 0 | 456 timeout_premenu2: |
| 457 call update_surf_press ; rewrite serial number | |
| 458 call PLED_serial ; rewrite serial number | |
| 459 clrf timeout_counter3 ; Also clear timeout | |
| 460 bcf switch_left ; and debounce switches | |
| 461 bcf switch_right | |
| 462 return | |
| 463 | |
| 464 test_switches_surfmode: ; checks switches in surfacemode | |
| 465 btfsc switch_left | |
| 466 bra test_switches_surfmode2 | |
| 467 btfsc switch_right | |
| 468 bra test_switches_surfmode3 | |
| 469 | |
| 470 ; No button press, reset timer0 | |
| 471 bcf T0CON,TMR0ON ; Stop Timer 0 | |
| 472 bcf INTCON,TMR0IF ; Clear flag | |
| 473 clrf TMR0H | |
| 474 clrf TMR0L | |
| 475 bcf INTCON,INT0IF ; Clear flag | |
| 476 bcf INTCON3,INT1IF ; Clear flag | |
| 477 return | |
| 478 | |
| 479 test_switches_surfmode3: | |
| 480 bcf switch_right | |
| 481 call PLED_topline_box ; Write a filled bar at the top | |
| 482 WIN_INVERT .1 ; Init new Wordprocessor | |
| 483 DISPLAYTEXT .4 ;Menu? | |
| 484 WIN_INVERT .0 ; Init new Wordprocessor | |
| 485 bsf premenu | |
| 486 clrf timeout_counter2 | |
| 487 return | |
| 488 | |
| 489 test_switches_surfmode2: | |
| 576 | 490 call wait_switches ; Waits until switches are released, resets flag if button stays pressed! |
| 0 | 491 btfss premenu |
| 13 | 492 bra test_switches_surfmode4 |
| 0 | 493 bsf menubit ; Enter Menu! |
| 494 return | |
| 495 | |
| 13 | 496 test_switches_surfmode4: |
| 107 | 497 bsf toggle_customview ; Toggle customview (Cleared in customview.asm) |
| 13 | 498 return |
| 0 | 499 |
| 500 timeout_surfmode: | |
| 501 incf timeout_counter2,F ; increase timeout counter | |
| 502 GETCUSTOM8 d'3' ; loads surfloop_timeout into WREG | |
| 503 addlw d'5' ; adds five seconds in case timout=zero! | |
| 504 btfsc STATUS,C ; > 255? | |
| 505 movlw d'255' ; Set to 255... | |
| 506 decf WREG,F ; Limit to 254 | |
| 507 cpfsgt timeout_counter2 ; Compare with timeout_counter2 | |
| 508 return ; return, no timeout | |
| 509 bsf sleepmode ; Set Flag | |
| 510 return ; Return |