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调试MSP430G2553，硬件IIC的问题，第9个SCL clock之后，SDA的跳变,是什么情况？
哪个不对? 不圈出来怎么知道你说的是哪个
Sorry 红圈圈出来的
那是主机拉高,从机应答拉低时产生的吧
