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如在通讯过程中收到ACK标志后，如何再次生成开始标志信号（S），在程序中按照开始通讯时那样无法产生开始信号
你用的硬件iic，还是用io模拟的iic？
现在是想用硬件的IIC来实现。如果用软件模拟IIC还是比较好办 ，按IIC时序来做就好了
看MSPWARE中的历程，如下。你这种需求叫repeated start
历程16就是
