内部晶振的温度曲线图有吗?我在使用内部晶振16M,串口波特率115200,极低概率出现收发数据异常问题,当mcu工作在大于8M时,推荐内部晶振还是外部晶振?
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内部晶振的温度曲线图有吗?我在使用内部晶振16M,串口波特率115200,极低概率出现收发数据异常问题,当mcu工作在大于8M时,推荐内部晶振还是外部晶振?