Mercurial > public > mk2
annotate code_part1/OSTC_code_asm_part1/interface.asm @ 539:a587f491693d
clock in I2C "bus failed" routine
| author | heinrichsweikamp |
|---|---|
| date | Sun, 08 Jan 2012 18:52:19 +0100 |
| parents | c512a868937c |
| children | fbd5e2b75a63 |
| rev | line source |
|---|---|
| 0 | 1 |
| 2 ; OSTC - diving computer code | |
| 3 ; Copyright (C) 2008 HeinrichsWeikamp GbR | |
| 4 | |
| 5 ; This program is free software: you can redistribute it and/or modify | |
| 6 ; it under the terms of the GNU General Public License as published by | |
| 7 ; the Free Software Foundation, either version 3 of the License, or | |
| 8 ; (at your option) any later version. | |
| 9 | |
| 10 ; This program is distributed in the hope that it will be useful, | |
| 11 ; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 ; GNU General Public License for more details. | |
| 14 | |
| 15 ; You should have received a copy of the GNU General Public License | |
| 16 ; along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 17 | |
| 18 | |
| 19 ; Interface, Downloader, MD2 Hash send routine | |
| 20 ; written by: Matthias Heinrichs, info@heinrichsweikamp.com | |
| 21 ; written: 10/30/05 | |
| 22 ; last updated: 12/27/07 | |
| 23 ; known bugs: | |
| 24 ; ToDo: | |
| 25 | |
| 26 uart_store_tissues: | |
| 27 bcf uart_store_tissue_data ; Clear flag | |
| 28 bcf PIE1,RCIE ; No Interrupt for UART | |
| 21 | 29 bsf LED_blue |
| 0 | 30 call simulator_save_tissue_data ; store and set flag for automatic restore |
| 31 movlw 'k' ; send echo | |
| 32 movwf TXREG ; When done | |
| 33 call rs232_wait_tx ; wait for UART | |
| 21 | 34 bcf LED_blue |
| 0 | 35 bsf PIE1,RCIE ; Interrupt for RS232 |
| 36 goto surfloop_loop ; return to surface loop | |
| 37 | |
| 38 ; reset Decodata | |
| 39 reset_decodata: | |
| 40 bcf uart_reset_decodata ; clear flag | |
| 41 bcf PIE1,RCIE ; No Interrupt for UART | |
| 21 | 42 bsf LED_blue |
| 0 | 43 |
| 116 | 44 call deco_clear_tissue ; Reset Decodata |
| 0 | 45 movlb b'00000001' ; select ram bank 1 |
| 116 | 46 call deco_calc_desaturation_time ; calculate desaturation time |
| 0 | 47 movlb b'00000001' ; select ram bank 1 |
| 116 | 48 call deco_clear_CNS_fraction ; clear CNS |
| 0 | 49 movlb b'00000001' ; select ram bank 1 |
| 50 | |
|
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Nofly should not be reset after dive simulation (bug BB18).
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51 clrf nofly_time+0 ; Clear nofly time |
| 0 | 52 clrf nofly_time+1 ; Clear nofly time |
| 53 | |
| 54 movlw 'h' ; send echo | |
| 55 movwf TXREG ; When done | |
| 56 call rs232_wait_tx ; wait for UART | |
| 57 | |
| 58 bsf oneminupdate ; set flag, so display will be updated at once | |
| 21 | 59 bcf LED_blue |
| 0 | 60 bsf PIE1,RCIE ; Interrupt for RS232 |
| 61 goto surfloop_loop ; return to surface loop | |
| 62 | |
| 63 ; send internal EEPROM BANK 0 via the UART | |
| 64 send_int_eeprom_b0: | |
| 65 bcf uart_send_int_eeprom ; clear flag | |
| 66 bcf PIE1,RCIE ; No Interrupt for UART | |
| 21 | 67 bsf LED_blue |
| 68 | |
| 0 | 69 clrf EEADRH ; Point to Bank0 |
| 70 rcall send_internal_eeprom1 ; sends complete 1st. page of internal EEPROM | |
| 71 | |
| 21 | 72 bcf LED_blue |
| 0 | 73 bsf PIE1,RCIE ; Interrupt for RS232 |
| 74 goto surfloop_loop ; return to surface loop | |
| 75 | |
| 76 ; send internal EEPROM BANK 1 via the UART | |
| 77 send_int_eeprom_b1: | |
| 78 bcf uart_send_int_eeprom2 ; clear flag | |
| 79 bcf PIE1,RCIE ; No Interrupt for UART | |
| 21 | 80 bsf LED_blue |
| 81 | |
| 0 | 82 |
| 83 movlw d'1' | |
| 84 movwf EEADRH ; Point to Bank1 | |
| 85 rcall send_internal_eeprom1 ; sends complete 2nd page of internal EEPROM | |
| 86 clrf EEADRH ; Point to Bank0 | |
| 87 | |
| 21 | 88 bcf LED_blue |
| 0 | 89 bsf PIE1,RCIE ; Interrupt for RS232 |
| 90 goto surfloop_loop ; return to surface loop | |
| 91 | |
| 92 | |
| 93 ; Send firmware version and 16bytes MD2 hash via the UART | |
| 94 send_md2_hash: | |
| 95 bcf uart_send_hash ; clear flag | |
| 96 bcf PIE1,RCIE ; No Interrupt for UART | |
| 21 | 97 bsf LED_blue |
| 0 | 98 |
| 99 call rs232_wait_tx ; wait for UART | |
| 100 movlw softwareversion_x ; Softwareversion | |
| 101 movwf TXREG | |
| 102 call rs232_wait_tx ; wait for UART | |
| 103 movlw softwareversion_y ; Softwareversion | |
| 104 movwf TXREG | |
| 105 | |
| 106 lfsr FSR2, char_O_hash | |
| 107 movlw d'16' | |
| 108 movwf temp1 | |
| 109 send_md2_hash2: | |
| 110 call rs232_wait_tx ; wait for UART | |
| 111 movff POSTINC2,TXREG ; copy hash byte to TXREG | |
| 112 decfsz temp1,F | |
| 113 bra send_md2_hash2 ; loop 16 times | |
| 114 | |
| 21 | 115 bcf LED_blue |
| 0 | 116 bsf PIE1,RCIE ; Interrupt for RS232 |
| 117 goto surfloop_loop ; return to surface loop | |
| 118 | |
| 119 | |
| 120 ; Sends first 256Byte from internal and first 32KB from external EEPROM using the UART module | |
| 121 menu_interface: | |
| 122 bcf dump_external_eeprom ; clear flag | |
| 123 bcf PIE1,RCIE ; No Interrupt for UART | |
| 21 | 124 bsf LED_blue |
| 0 | 125 call PLED_ClearScreen |
| 126 call PLED_topline_box | |
| 127 WIN_INVERT .1 ; Init new Wordprocessor | |
| 128 DISPLAYTEXT .15 ; "Interface" | |
| 129 WIN_INVERT .0 ; Init new Wordprocessor | |
| 130 | |
| 131 movlw d'5' | |
| 132 movwf uart1_temp | |
| 133 menu_interface1: | |
| 134 movlw 0xAA ; Startbytes | |
| 135 movwf TXREG | |
| 136 call rs232_wait_tx ; wait for UART | |
| 137 decfsz uart1_temp | |
| 138 bra menu_interface1 | |
| 139 movlw 0x55 ; finish preamble | |
| 140 movwf TXREG | |
| 141 | |
| 142 DISPLAYTEXT .16 ; "Start" | |
| 143 | |
| 144 call get_free_EEPROM_location ; | |
|
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first gas does not reset change depth, display fix with multigas dives in logbook
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145 |
| 0 | 146 movlw d'1' ; increase |
| 147 addwf eeprom_address+0,F | |
| 148 movlw d'0' | |
|
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149 addwfc eeprom_address+1,F |
| 0 | 150 |
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first gas does not reset change depth, display fix with multigas dives in logbook
heinrichsweikamp
parents:
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151 ;For debug only |
|
ed26990716fe
first gas does not reset change depth, display fix with multigas dives in logbook
heinrichsweikamp
parents:
351
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152 ;clrf eeprom_address+0,F |
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ed26990716fe
first gas does not reset change depth, display fix with multigas dives in logbook
heinrichsweikamp
parents:
351
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153 ;clrf eeprom_address+1,F |
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first gas does not reset change depth, display fix with multigas dives in logbook
heinrichsweikamp
parents:
351
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154 |
| 0 | 155 DISPLAYTEXT .17 ; "Data" |
| 156 | |
| 157 rcall send_internal_eeprom1 ; sends complete 1st. page of internal EEPROM | |
| 158 | |
| 159 call rs232_wait_tx ; wait for UART | |
| 160 movff batt_voltage+0,TXREG ; Battery | |
| 161 | |
| 162 call rs232_wait_tx ; wait for UART | |
| 163 movff batt_voltage+1,TXREG ; Battery | |
| 164 | |
| 165 call rs232_wait_tx ; wait for UART | |
| 166 movlw softwareversion_x ; Softwareversion | |
| 167 movwf TXREG | |
| 168 | |
| 169 call rs232_wait_tx ; wait for UART | |
| 170 movlw softwareversion_y ; Softwareversion | |
| 171 movwf TXREG | |
| 172 | |
| 173 DISPLAYTEXT .18 ; "Header" | |
| 174 | |
|
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Debugging the new logbook format, 64kB download routine
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175 setf uart1_temp ; low address counter |
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Debugging the new logbook format, 64kB download routine
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176 setf uart2_temp ; high address counter |
| 0 | 177 |
| 178 menu_interface3: | |
| 179 bsf SSPCON2,SEN ; Start condition | |
| 180 call WaitMSSP | |
| 181 | |
|
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182 movlw b'10101110' ; Bit0=0: WRITE, Bit0=1: READ, BLOCK2 |
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183 btfss eeprom_address+1,7 ; Access Block2? |
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Debugging the new logbook format, 64kB download routine
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184 movlw b'10100110' ; No, -> Bit0=0: WRITE, Bit0=1: READ, BLOCK1 |
| 0 | 185 movwf SSPBUF ; control byte |
| 186 call WaitMSSP | |
| 187 btfsc SSPCON2,ACKSTAT | |
| 188 bra menu_interface3 ; No Ack, try again! | |
| 189 | |
| 190 movff eeprom_address+1,SSPBUF ; High Address byte | |
| 191 call WaitMSSP | |
| 192 call I2C_WaitforACK | |
| 193 movff eeprom_address+0,SSPBUF ; Low Address byte | |
| 194 call WaitMSSP | |
| 195 call I2C_WaitforACK | |
| 196 bsf SSPCON2,RSEN ; Start condition | |
| 197 call WaitMSSP | |
| 198 | |
|
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199 movlw b'10101111' ; Bit0=0: WRITE, Bit0=1: READ, BLOCK2 |
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200 btfss eeprom_address+1,7 ; Access Block2? |
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Debugging the new logbook format, 64kB download routine
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201 movlw b'10100111' ; No, -> Bit0=0: WRITE, Bit0=1: READ, BLOCK1 |
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202 |
| 0 | 203 movwf SSPBUF ; control byte |
| 204 call WaitMSSP | |
| 205 call I2C_WaitforACK | |
| 206 | |
| 207 DISPLAYTEXT .19 ; "Profile" | |
| 208 | |
| 209 menu_interface2: | |
| 210 call rs232_wait_tx ; wait for UART | |
| 211 | |
| 212 movlw d'1' | |
| 213 addwf uart1_temp,F | |
| 214 movlw d'0' | |
| 215 addwfc uart2_temp,F | |
| 216 | |
|
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217 ; Slow but safe... |
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218 call I2CREAD2 ; same as I2CREAD but with automatic address increase |
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219 movff SSPBUF, TXREG |
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220 |
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221 movlw 0xFF |
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222 cpfseq uart2_temp ;=0xFFFF? |
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223 bra menu_interface2 ; No, continue |
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224 cpfseq uart1_temp ;=0xFFFF? |
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225 bra menu_interface2 ; No, continue |
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350
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226 |
| 0 | 227 DISPLAYTEXT .20 ; Done. |
| 228 | |
| 229 WAITMS d'250' | |
| 21 | 230 bcf LED_blue |
| 0 | 231 bsf PIE1,RCIE ; Interrupt for RS232 |
| 232 goto surfloop ; back to surfacemode | |
| 233 | |
| 234 send_internal_eeprom1: | |
| 235 clrf uart1_temp ; Send the total of 256bytes | |
| 236 clrf EEADR ; Send bytes 0-255 from internal EEPROM | |
| 237 send_internal_eeprom2: | |
| 238 call read_eeprom ; read byte | |
| 239 movff EEDATA,TXREG ; send byte | |
| 240 incf EEADR,F ; increase pointer | |
| 241 call rs232_wait_tx ; wait for UART | |
| 242 decfsz uart1_temp,F ; until limit reached | |
| 243 bra send_internal_eeprom2 | |
| 244 return |