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在使用硬件I2C的时候,发现,
将USCIB0配置为I2C模式,正常工作;
但是将USCIB1配置为I2C模式,无法工作,SCL引脚测试不到时钟信号,两者配置为I2C模式的时候,有什么需要区别的地方吗?
还是说USCIB1配置引脚的时候有要注意的地方?