stm32 i2c bug
时间: 2023-09-14 11:07:03 浏览: 55
As an AI language model, I don't have information about all the known bugs specific to STM32 I2C. However, there are some common issues that might arise:
1. Clock Stretching: Some I2C devices may hold the SCL line low for longer than the master expects, which can cause communication issues.
2. Addressing: The I2C slave address needs to be set correctly in order for the master to communicate with it. If the address is incorrect, the master will not be able to communicate with the slave.
3. Timing: The timing of the I2C signals is critical for successful communication. If the timing is off, it can cause communication errors.
4. Pull-up resistors: I2C communication requires pull-up resistors on the SDA and SCL lines. If the resistors are not the correct value or not present, it can cause communication issues.
5. Noise: Electrical noise on the I2C lines can cause communication errors. Shielding and proper grounding can help reduce noise.
There may be other issues specific to certain STM32 I2C implementations, but these are some of the common issues that can cause problems.
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