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Merge pull request #4302 from haukepetersen/fix_f1_i2cbusy

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cpu/stm32f1: fixed i2c driver
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Hauke Petersen 2015-11-18 15:49:09 +01:00
commit 4cb4d294d0
1 changed files with 2 additions and 0 deletions
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cpu/stm32f1/periph/i2c.c
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@ -451,6 +451,8 @@ static inline void _stop(I2C_TypeDef *dev)
while (!(dev->SR1 & I2C_SR1_BTF));
/* send STOP condition */
dev->CR1 |= I2C_CR1_STOP;
/* wait until transmission is complete */
while (dev->SR2 & I2C_SR2_BUSY);
}
#if I2C_0_EN