Mercurial > public > mk2
annotate code_part1/OSTC_code_asm_part1/surfmode.asm @ 492:19b9e19ea4da
+CHANGE: Velocity display updated every second
+NEW: CF60: Show graphical velocity indicator (Ascend only)
| author | heinrichsweikamp |
|---|---|
| date | Sun, 06 Nov 2011 11:02:03 +0100 |
| parents | c7b663939737 |
| children | a5235ae970af |
| 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 | |
| 32 call PLED_brightness_full ;max. brightness | |
| 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 | |
| 39 movff last_surfpressure_30min+0,int_I_pres_respiration+0 ; copy surface air pressure to deco routine | |
| 40 movff last_surfpressure_30min+1,int_I_pres_respiration+1 ; 30min old values | |
| 41 movff last_surfpressure_30min+0,int_I_pres_surface+0 ; copy surface air pressure to deco routine | |
| 42 movff last_surfpressure_30min+1,int_I_pres_surface+1 ; 30min old values | |
| 43 | |
| 156 | 44 clrf menupos3 ; Reset Custom views (Default: No custom view) |
| 45 | |
| 0 | 46 btfsc gauge_mode ; Ignore in gauge mode |
| 47 bra surfloop1 | |
| 48 btfsc FLAG_apnoe_mode ; Ignore in Apnoe mode | |
| 49 bra surfloop1 | |
| 50 | |
| 51 ; Startup tasks for decompression modes | |
| 43 | 52 call PLED_display_cns_surface ; Update surface CNS display (If allowed by CF15) |
| 0 | 53 call PLED_desaturation_time ; display desaturation time |
| 54 call PLED_nofly_time ; display nofly time | |
| 13 | 55 |
| 0 | 56 call PLED_active_gas_surfmode ; Show start gas |
| 57 call PLED_display_decotype_surface ; Show deco mode (ZH-L16, const. ppO2 or Multi-GF) | |
| 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 | |
| 130 call update_batt_voltage ; display battery voltage | |
| 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 |
| 0 | 134 call PLED_display_decotype_surface ; Show deco mode |
| 107 | 135 call surfcustomview_second ; Do every-second tasks for the custom view area |
| 110 | 136 call dive_type_icons ; Draw Air/Nitrox/Trimix color icon. |
| 0 | 137 btfsc enter_error_sleep ; Enter Fatal Error Routine? |
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138 call fatal_error_sleep ; Yes (In Sleepmode.asm!) |
| 0 | 139 bcf onesecupdate ; every second tasks done |
| 140 | |
| 141 surfloop_loop2: | |
| 142 ; Tasks approx. every 50ms for all modes | |
| 143 call test_switches_surfmode ; check switches | |
| 144 | |
| 145 ; Sensor tasks for all modes | |
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146 btfss pressure_refresh ; new pressure available? |
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147 bra surfloop_loop2a ; no |
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148 |
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149 btfss s_unlock_after_sleep ; sensor results locked? |
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150 bra surfloop_loop3 ; Yes, ignore |
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151 |
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152 ; New sensor value available |
| 0 | 153 call update_surf_press ; display surface pressure |
| 154 call PLED_temp_surfmode ; Displays temperature | |
| 155 call set_dive_modes ; tests if depth>threshold | |
| 125 | 156 call altimeter_calc |
| 157 movf menupos3,W ; Get customview status. | |
| 158 bnz surfloop_loop3 ; Already used ? | |
| 159 call altimeter_display | |
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160 call get_battery_voltage ; get battery voltage |
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161 |
| 125 | 162 surfloop_loop3: |
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163 bsf s_unlock_after_sleep ; unlock sensor results |
| 0 | 164 bcf pressure_refresh ; until new pressure is available |
| 165 | |
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166 surfloop_loop2a: |
| 0 | 167 ; One minute tasks for all modes |
| 168 btfsc oneminupdate ; do every minute tasks | |
| 169 call update_surfloop60 ; yes, e.g. update time and date | |
| 170 | |
| 171 ; Mode tasks | |
| 172 btfsc menubit ; Menu? | |
| 173 goto menu ; Menu! | |
| 174 btfsc divemode ; Divemode active? | |
| 175 goto diveloop ; Yes, switch into Divemode! | |
| 176 btfsc sleepmode ; Sleepmode active? | |
| 177 goto sleeploop ; Yes, switch into sleepmode! | |
| 107 | 178 |
| 179 btfsc toggle_customview ; Next view? | |
| 180 call surfcustomview_toggle ; Yes, show next customview (and delete this flag) | |
| 181 | |
| 0 | 182 ; Check for the different UART flags |
| 183 btfsc dump_external_eeprom ; Start interface (dumps EEPROM BANK 0 + additional data)? | |
| 184 goto menu_interface ; Yes! | |
| 185 btfsc uart_settime ; Sync clock with PC? | |
| 186 goto sync_clock ; Yes! | |
| 187 btfsc internal_eeprom_write ; Access internal EEPROM BANK 0 via UART module | |
| 188 goto internal_eeprom_access_b0 ; Yes! | |
| 189 btfsc internal_eeprom_write2 ; Access internal EEPROM BANK 1 via UART module | |
| 190 goto internal_eeprom_access_b1 ; Yes! | |
| 191 btfsc uart_send_hash ; Send MD2 hash values | |
| 192 goto send_md2_hash ; Yes! | |
| 193 btfsc uart_send_int_eeprom ; Send internal EEPROM BANK 0 | |
| 194 goto send_int_eeprom_b0 ; Yes! | |
| 195 btfsc uart_reset_decodata ; Reset Deco Data? | |
| 196 goto reset_decodata ; Yes! | |
| 197 btfsc uart_send_int_eeprom2 ; Send internal EEPROM BANK 1 | |
| 198 goto send_int_eeprom_b1 ; Yes! | |
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199 btfsc uart_store_tissue_data ; Store tissue data? |
| 0 | 200 goto uart_store_tissues ; Yes! |
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201 btfsc uart_115200_bootloader ; Look for 115200Baud bootloader? |
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202 goto uart_115k_bootloader ; Yes! |
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203 btfsc uart_reset_battery_stats ; Reset Battery stats? |
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204 goto reset_battery_stats ; Yes! |
| 0 | 205 |
| 330 | 206 btfsc uart_dump_screen ; Dumps screen contains ? |
| 331 | 207 call dump_screen ; Yes! |
| 0 | 208 |
| 209 bra surfloop_loop ; loop surfacemode | |
| 210 | |
| 211 | |
| 212 update_surfloop60: | |
| 213 ; One minute tasks for all modes | |
| 4 | 214 ; call PLED_active_gas_surfmode ; Show start gas / SetPoint |
| 0 | 215 call update_date ; and date in divemode |
| 216 call calc_deko_surfmode ; calculate desaturation every minute | |
| 217 call check_temp_extrema ; check for new temperature extremas | |
| 218 call PLED_custom_text ; Displays custom text | |
| 219 call calc_surface_interval ; Increases Surface-Interval time | |
| 107 | 220 call surfcustomview_minute ; Do every-minute tasks for the custom view area |
| 0 | 221 |
| 222 btfsc gauge_mode ; Ignore in gauge mode | |
| 223 bra update_surfloop60_2 | |
| 224 btfsc FLAG_apnoe_mode ; Ignore in Apnoe mode | |
| 225 bra update_surfloop60_2 | |
| 226 | |
| 227 ; One Minute tasks for deco modes | |
| 43 | 228 call PLED_display_cns_surface ; Update surface CNS display (If allowed by CF15) |
| 0 | 229 call PLED_nofly_time ; display nofly time |
| 230 call PLED_desaturation_time ; display desaturation time | |
| 13 | 231 btfsc premenu ; Not when "Menu?" is displayed! |
| 232 bra update_surfloop60_2 | |
| 233 | |
| 0 | 234 update_surfloop60_2: |
| 235 call nofly_timeout60 ; checks if nofly time is > 0 | |
| 236 bcf oneminupdate | |
| 237 return | |
| 238 | |
| 239 nofly_timeout60: | |
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240 movf desaturation_time_buffer+0,W; Is Desat null ? |
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241 iorwf desaturation_time_buffer+1,W |
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242 rcall nofly_timeout60_0 ; No... |
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243 |
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244 movf nofly_time+0,W ; Is nofly null ? |
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245 iorwf nofly_time+1,W |
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246 bnz nofly_timeout60_1 ; No... |
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247 |
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248 bcf nofly_active ; Clear flag |
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249 bcf LED_blue ; Clear led. |
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250 return |
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251 |
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252 nofly_timeout60_0: |
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253 movlw d'1' |
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254 subwf desaturation_time_buffer+0,F |
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255 movlw d'0' |
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256 subwfb desaturation_time_buffer+1,F ; reduce by one |
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257 return |
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258 |
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259 nofly_timeout60_1: |
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260 bsf nofly_active ; Set flag |
| 0 | 261 movlw d'1' |
| 262 subwf nofly_time+0,F | |
| 263 movlw d'0' | |
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264 subwfb nofly_time+1,F ; reduce by one |
| 0 | 265 return |
| 266 | |
| 267 calc_surface_interval: | |
| 268 movff int_O_desaturation_time+0,lo ; divide by 60... | |
| 269 movff int_O_desaturation_time+1,hi | |
| 270 tstfsz lo ;=0? | |
| 271 bra calc_surface_interval2 ; No | |
| 272 tstfsz hi ;=0? | |
| 273 bra calc_surface_interval2 ; No | |
| 274 clrf surface_interval+0 | |
| 275 clrf surface_interval+1 ; Clear surface interval timer | |
| 276 return | |
| 277 | |
| 278 calc_surface_interval2: ; Increase surface interval timer | |
| 279 movlw d'1' | |
| 280 addwf surface_interval+0,F | |
| 281 movlw d'0' | |
| 282 addwfc surface_interval+1,F | |
| 283 return | |
| 284 | |
| 285 set_leds_surfmode: | |
| 286 btfsc nofly_active | |
| 21 | 287 btg LED_blue |
| 0 | 288 return |
| 289 | |
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290 ;============================================================================= |
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291 |
| 0 | 292 calc_deko_surfmode: |
| 293 ostc_debug 'I' ; Sends debug-information to screen if debugmode active | |
| 294 | |
| 295 movff last_surfpressure+0,int_I_pres_surface+0 ; copy surface air pressure to deco routine | |
| 296 movff last_surfpressure+1,int_I_pres_surface+1 | |
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297 calc_deko_surfmode2: |
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298 clrf WREG ; Use as buffer |
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299 movff WREG,char_I_He_ratio ; No He at the Surface |
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300 movlw d'79' ; 79% N2 |
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301 movff WREG,char_I_N2_ratio ; Air at the Surface |
| 0 | 302 |
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303 SAFE_2BYTE_COPY amb_pressure,int_I_pres_respiration ; copy surface air pressure to deco routine |
| 0 | 304 GETCUSTOM8 d'11' ; Saturation multiplier % |
| 236 | 305 movff WREG,char_I_saturation_multiplier |
| 0 | 306 GETCUSTOM8 d'12' ; Desaturation multiplier % |
| 236 | 307 movff WREG,char_I_desaturation_multiplier |
| 0 | 308 |
| 116 | 309 call deco_calc_wo_deco_step_1_min ; calculate deco in surface mode |
| 0 | 310 movlb b'00000001' ; select ram bank 1 |
| 311 ostc_debug 'J' ; Sends debug-information to screen if debugmode active | |
| 312 return | |
| 313 | |
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314 ;============================================================================= |
| 0 | 315 |
| 316 test_charger: | |
| 317 bcf TRISC,1 ; CHRG_OUT output | |
| 318 bsf CHRG_OUT | |
| 319 | |
| 320 bcf cc_active ; Constant Current mode active? | |
| 321 btfss CHRG_IN ; If CHRG_IN=0 -> CC active | |
| 322 bsf cc_active ; Constant Current mode Active! | |
| 323 | |
| 324 bcf CHRG_OUT | |
| 325 bsf TRISC,1 ; CHRG_OUT high impedance | |
| 326 | |
| 327 WAIT10US d'10' | |
| 328 | |
| 329 bcf cv_active ; Constant Voltage mode Active? | |
| 330 btfss CHRG_IN ; If CHRG_IN=0 -> CV active | |
| 331 bsf cv_active ; Constant Voltage mode active! | |
| 332 | |
| 333 bcf TRISC,1 ; CHRG_OUT output | |
| 334 bcf CHRG_OUT | |
| 335 | |
| 336 btfsc cc_active | |
| 337 bra show_cc_active | |
| 338 btfsc cv_active | |
| 339 bra show_cv_active | |
| 340 | |
| 341 bsf TRISC,1 ; CHRG_OUT high impedance | |
| 342 | |
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343 ; -> Charger inactive or ready |
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344 |
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345 ; Disable when no USB power is attached |
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346 btfsc RCSTA,7 ; RS232 already disabled |
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347 call disable_rs232 ; No, disable UART module |
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348 |
| 0 | 349 btfss charge_done ; charge done? |
| 350 bra test_charger2 ; No, add incomplete cycle! | |
| 351 | |
| 352 ; Yes, store all data for complete cycle | |
| 353 bcf charge_started ; Clear flag | |
| 354 bcf charge_done ; Clear flag | |
| 355 ; Store incomplete/total cycles | |
| 356 read_int_eeprom d'50' ; Read byte (stored in EEDATA) | |
| 357 movff EEDATA,temp1 ; Low byte | |
| 358 read_int_eeprom d'51' ; Read byte (stored in EEDATA) | |
| 359 movff EEDATA,temp2 ; high byte | |
| 360 bcf STATUS,C | |
| 361 movlw d'1' | |
| 362 addwf temp1 | |
| 363 movlw d'0' | |
| 364 addwfc temp2 | |
| 365 movff temp1,EEDATA | |
| 366 write_int_eeprom d'50' ; write byte stored in EEDATA | |
| 367 movff temp2,EEDATA | |
| 368 write_int_eeprom d'51' ; write byte stored in EEDATA | |
| 369 | |
| 370 ; Store complete cycles | |
| 371 read_int_eeprom d'52' ; Read byte (stored in EEDATA) | |
| 372 movff EEDATA,temp1 ; Low byte | |
| 373 read_int_eeprom d'53' ; Read byte (stored in EEDATA) | |
| 374 movff EEDATA,temp2 ; high byte | |
| 375 bcf STATUS,C | |
| 376 movlw d'1' | |
| 377 addwf temp1 | |
| 378 movlw d'0' | |
| 379 addwfc temp2 | |
| 380 movff temp1,EEDATA | |
| 381 write_int_eeprom d'52' ; write byte stored in EEDATA | |
| 382 movff temp2,EEDATA | |
| 383 write_int_eeprom d'53' ; write byte stored in EEDATA | |
| 384 ; Store date of complete cycle | |
| 385 movff month,EEDATA | |
| 386 write_int_eeprom d'47' | |
| 387 movff day,EEDATA | |
| 388 write_int_eeprom d'48' | |
| 389 movff year,EEDATA | |
| 390 write_int_eeprom d'49' | |
| 391 | |
| 392 return | |
| 393 | |
| 394 test_charger2: | |
| 395 btfss charge_started ; Did the charger ever start? | |
| 396 return ; No, quit! | |
| 397 | |
| 398 bcf charge_started ; Clear flag | |
| 399 ; Store incomplete/total cycles | |
| 400 read_int_eeprom d'50' ; Read byte (stored in EEDATA) | |
| 401 movff EEDATA,temp1 ; Low byte | |
| 402 read_int_eeprom d'51' ; Read byte (stored in EEDATA) | |
| 403 movff EEDATA,temp2 ; high byte | |
| 404 bcf STATUS,C | |
| 405 movlw d'1' | |
| 406 addwf temp1 | |
| 407 movlw d'0' | |
| 408 addwfc temp2 | |
| 409 movff temp1,EEDATA | |
| 410 write_int_eeprom d'50' ; write byte stored in EEDATA | |
| 411 movff temp2,EEDATA | |
| 412 write_int_eeprom d'51' ; write byte stored in EEDATA | |
| 413 return | |
| 414 | |
| 415 show_cv_active: ; CV mode | |
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486
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416 ; Enable RS232 only when USB power attached |
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416
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417 btfss RCSTA,7 ; RS232 already enabled? |
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418 call enable_rs232 ; No, start UART module |
| 21 | 419 bsf LED_red |
| 0 | 420 WAITMS d'100' |
| 21 | 421 bcf LED_red |
| 0 | 422 WAITMS d'100' |
| 21 | 423 bsf LED_red |
| 0 | 424 bsf charge_done ; Charge cycle finished |
| 425 return | |
| 426 | |
| 427 show_cc_active: ; CC mode | |
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416
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428 ; Enable only when USB power attached |
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429 btfss RCSTA,7 ; RS232 already enabled? |
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430 call enable_rs232 ; No, start UART module |
| 21 | 431 bsf LED_red |
| 0 | 432 bsf charge_started ; Charger started in CC mode |
| 433 bcf charge_done ; Charge cycle not finished | |
| 434 return | |
| 435 | |
| 436 | |
| 437 timeout_premenu: | |
| 438 btfss premenu ; is "Menu?" displayed? | |
| 439 return ; No | |
| 440 incf timeout_counter3,F ; Yes... | |
| 441 GETCUSTOM8 d'4' ; loads premenu_timeout into WREG | |
| 442 cpfsgt timeout_counter3 ; ... longer then premenu_timeout | |
| 443 return ; No! | |
| 444 bcf premenu ; Yes, so clear "Menu?" and clear pre_menu bit | |
| 445 | |
| 446 call PLED_topline_box_clear ; Clears Bar at the top | |
| 447 | |
| 448 btfsc gauge_mode | |
| 449 bra timeout_premenu2 ; Skip in Gauge mode | |
| 450 btfsc FLAG_apnoe_mode | |
| 451 bra timeout_premenu2 ; Skip in Apnoe mode | |
| 13 | 452 |
| 0 | 453 timeout_premenu2: |
| 454 call update_surf_press ; rewrite serial number | |
| 455 call PLED_serial ; rewrite serial number | |
| 456 clrf timeout_counter3 ; Also clear timeout | |
| 457 bcf switch_left ; and debounce switches | |
| 458 bcf switch_right | |
| 459 return | |
| 460 | |
| 461 test_switches_surfmode: ; checks switches in surfacemode | |
| 462 btfsc switch_left | |
| 463 bra test_switches_surfmode2 | |
| 464 btfsc switch_right | |
| 465 bra test_switches_surfmode3 | |
| 466 | |
| 467 ; No button press, reset timer0 | |
| 468 bcf T0CON,TMR0ON ; Stop Timer 0 | |
| 469 bcf INTCON,TMR0IF ; Clear flag | |
| 470 clrf TMR0H | |
| 471 clrf TMR0L | |
| 472 bcf INTCON,INT0IF ; Clear flag | |
| 473 bcf INTCON3,INT1IF ; Clear flag | |
| 474 return | |
| 475 | |
| 476 test_switches_surfmode3: | |
| 477 bcf switch_right | |
| 478 call PLED_topline_box ; Write a filled bar at the top | |
| 479 WIN_INVERT .1 ; Init new Wordprocessor | |
| 480 DISPLAYTEXT .4 ;Menu? | |
| 481 WIN_INVERT .0 ; Init new Wordprocessor | |
| 482 bsf premenu | |
| 483 clrf timeout_counter2 | |
| 484 return | |
| 485 | |
| 486 test_switches_surfmode2: | |
| 487 bcf switch_left | |
| 488 btfss premenu | |
| 13 | 489 bra test_switches_surfmode4 |
| 0 | 490 bsf menubit ; Enter Menu! |
| 491 return | |
| 492 | |
| 13 | 493 test_switches_surfmode4: |
| 107 | 494 bsf toggle_customview ; Toggle customview (Cleared in customview.asm) |
| 13 | 495 return |
| 0 | 496 |
| 497 timeout_surfmode: | |
| 498 incf timeout_counter2,F ; increase timeout counter | |
| 499 GETCUSTOM8 d'3' ; loads surfloop_timeout into WREG | |
| 500 addlw d'5' ; adds five seconds in case timout=zero! | |
| 501 btfsc STATUS,C ; > 255? | |
| 502 movlw d'255' ; Set to 255... | |
| 503 decf WREG,F ; Limit to 254 | |
| 504 cpfsgt timeout_counter2 ; Compare with timeout_counter2 | |
| 505 return ; return, no timeout | |
| 506 bsf sleepmode ; Set Flag | |
| 507 return ; Return |