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| author | Drashna Jael're <drashna@live.com> | 2022-11-08 17:14:27 -0800 |
|---|---|---|
| committer | Drashna Jael're <drashna@live.com> | 2022-11-08 17:14:27 -0800 |
| commit | 64f04b30c2f48fc0e7c49ca043443f03dc56df94 (patch) | |
| tree | e0f374d3b92bacefd22c31e7bda8ee1c6fcb37de /platforms/avr/drivers/i2c_master.c | |
| parent | d9f575fa86ca10b990958d4e677c6a0a387dc7c3 (diff) | |
| parent | 96c48a5f4aa461ed31fd4ee61151ac206e16fb5f (diff) | |
Merge tag '0.18.16' into firmware22
Diffstat (limited to 'platforms/avr/drivers/i2c_master.c')
| -rw-r--r-- | platforms/avr/drivers/i2c_master.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/platforms/avr/drivers/i2c_master.c b/platforms/avr/drivers/i2c_master.c index c1a7b5f72d..524494c99d 100644 --- a/platforms/avr/drivers/i2c_master.c +++ b/platforms/avr/drivers/i2c_master.c @@ -64,7 +64,7 @@ static i2c_status_t i2c_start_impl(uint8_t address, uint16_t timeout) { uint16_t timeout_timer = timer_read(); while (!(TWCR & (1 << TWINT))) { - if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) { + if ((timeout != I2C_TIMEOUT_INFINITE) && (timer_elapsed(timeout_timer) > timeout)) { return I2C_STATUS_TIMEOUT; } } @@ -81,7 +81,7 @@ static i2c_status_t i2c_start_impl(uint8_t address, uint16_t timeout) { timeout_timer = timer_read(); while (!(TWCR & (1 << TWINT))) { - if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) { + if ((timeout != I2C_TIMEOUT_INFINITE) && (timer_elapsed(timeout_timer) > timeout)) { return I2C_STATUS_TIMEOUT; } } @@ -102,7 +102,7 @@ i2c_status_t i2c_start(uint8_t address, uint16_t timeout) { i2c_status_t status; do { status = i2c_start_impl(address, time_slice); - } while ((status < 0) && ((timeout == I2C_TIMEOUT_INFINITE) || (timer_elapsed(timeout_timer) < timeout))); + } while ((status < 0) && ((timeout == I2C_TIMEOUT_INFINITE) || (timer_elapsed(timeout_timer) <= timeout))); return status; } @@ -114,7 +114,7 @@ i2c_status_t i2c_write(uint8_t data, uint16_t timeout) { uint16_t timeout_timer = timer_read(); while (!(TWCR & (1 << TWINT))) { - if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) { + if ((timeout != I2C_TIMEOUT_INFINITE) && (timer_elapsed(timeout_timer) > timeout)) { return I2C_STATUS_TIMEOUT; } } @@ -132,7 +132,7 @@ int16_t i2c_read_ack(uint16_t timeout) { uint16_t timeout_timer = timer_read(); while (!(TWCR & (1 << TWINT))) { - if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) { + if ((timeout != I2C_TIMEOUT_INFINITE) && (timer_elapsed(timeout_timer) > timeout)) { return I2C_STATUS_TIMEOUT; } } @@ -147,7 +147,7 @@ int16_t i2c_read_nack(uint16_t timeout) { uint16_t timeout_timer = timer_read(); while (!(TWCR & (1 << TWINT))) { - if ((timeout != I2C_TIMEOUT_INFINITE) && ((timer_read() - timeout_timer) >= timeout)) { + if ((timeout != I2C_TIMEOUT_INFINITE) && (timer_elapsed(timeout_timer) > timeout)) { return I2C_STATUS_TIMEOUT; } } |