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revert some attempts, update i2c

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This commit is contained in:
Jack Humbert 2018-06-12 14:27:22 -04:00
parent 998ddbb122
commit b8564f5dd0
4 changed files with 14 additions and 15 deletions
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2
drivers/avr/i2c_master.c
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@ -21,7 +21,7 @@ void i2c_init(void)
uint8_t i2c_start(uint8_t address)
{
// reset TWI control register
//TWCR = 0;
TWCR = 0;
// transmit START condition
TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
// wait for end of transmission