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comparison code_part1/OSTC_code_asm_part1/start.asm @ 720:4452837aff37

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Vault date and time during update
author heinrichsweikamp
date Sun, 26 May 2013 11:58:56 +0200
parents b7f7184d800d
children ae641bcb0d02
comparison
equal deleted inserted replaced
719:ad5ab9910820 720:4452837aff37
161 movwf EEDATA 161 movwf EEDATA
162 call write_eeprom ; write byte 162 call write_eeprom ; write byte
163 clrf EEADRH ; Reset EEADRH 163 clrf EEADRH ; Reset EEADRH
164 164
165 restart: 165 restart:
166 ; check for time/date vault
167 movlw .1
168 movwf EEADRH
169 read_int_eeprom .5
170 movlw 0xAA
171 cpfseq EEDATA ; 0xAA in EEPROM Bank1, Byte 5?
172 bra restart0 ; No
173
174 movlw 0x00
175 movwf EEDATA
176 write_int_eeprom d'5' ; clear flag
177 read_int_eeprom .6
178 movff EEDATA,year
179 read_int_eeprom .7
180 movff EEDATA,month
181 read_int_eeprom .8
182 movff EEDATA,day
183 read_int_eeprom .9
184 movff EEDATA,hours
185 read_int_eeprom .10
186 movff EEDATA,mins
187 read_int_eeprom .11
188 movff EEDATA,secs
189 call RTCinit ; Check limits
190 restart0:
191 clrf EEADRH
166 movlw b'00000011' 192 movlw b'00000011'
167 movwf T3CON ; Timer3 with 32768Hz clock running 193 movwf T3CON ; Timer3 with 32768Hz clock running
168 clrf TMR3L 194 clrf TMR3L
169 nop 195 nop
170 clrf TMR3H 196 clrf TMR3H