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stm32: f0 i2c clean nackcf interrupt on handle

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Signed-off-by: Timofey Titovets <nefelim4ag@gmail.com>
This commit is contained in:
Timofey Titovets
2025-11-04 04:16:58 +01:00
committed by KevinOConnor
parent a9cf02c412
commit 938300f3c3
1 changed files with 3 additions and 1 deletions
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4
src/stm32/stm32f0_i2c.c
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@@ -188,8 +188,10 @@ i2c_wait(I2C_TypeDef *i2c, uint32_t set, uint32_t timeout)
uint32_t isr = i2c->ISR; uint32_t isr = i2c->ISR;
if (isr & set) if (isr & set)
return I2C_BUS_SUCCESS; return I2C_BUS_SUCCESS;
if (isr & I2C_ISR_NACKF) if (isr & I2C_ISR_NACKF) {
i2c->ICR = I2C_ICR_NACKCF;
return I2C_BUS_NACK; return I2C_BUS_NACK;
}
if (!timer_is_before(timer_read_time(), timeout)) if (!timer_is_before(timer_read_time(), timeout))
return I2C_BUS_TIMEOUT; return I2C_BUS_TIMEOUT;
} }