Created
September 29, 2012 05:58
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This is the EEPROM read function. Output is: https://gist.github.com/3803316
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void ee_read(char * buf, unsigned int addr, unsigned int len) { | |
unsigned int i; | |
sprintf(bf1, "Starting EEPROM read of %u bytes.\r\n", len); | |
debugr(bf1); | |
IdleI2C1(); | |
StartI2C1(); | |
WriteI2C1(EE_ADDR | EE_W); | |
IdleI2C1(); | |
WriteI2C1((unsigned char)addr>>8); | |
IdleI2C1(); | |
WriteI2C1((unsigned char)addr&0xFF); | |
IdleI2C1(); | |
RestartI2C1(); | |
WriteI2C1(EE_ADDR | EE_R); | |
IdleI2C1(); | |
for (i=0; i<len; i++) { | |
buf[i] = ReadI2C1(); | |
sprintf(bf1, "Addr: %u Byte: %c\r\n", addr, buf[i]); | |
debugr(bf1); | |
addr++; | |
IdleI2C1(); | |
if (i == len-1) { | |
NotAckI2C1(); | |
} else { | |
AckI2C1(); | |
} | |
} | |
StopI2C1(); | |
debug("\r\n"); | |
} |
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