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Application Software Development Technical Communication
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用GR551x_SDK_V1.6.12例程里面的I2C，然后用逻辑分析仪抓数据，发现只发了地址没有发数据
如下图：
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你好，
1、这个是读取外部IIC模块的例程，请问是否有在相应IO上连接IIC器件呢（如adxl345）？
2、看波形，slave地址是全0，总线上没有ACK，这个地方也需要检查下；
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