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tmp112 的读取温度值问题

Other Parts Discussed in Thread: TMP112

各位大侠好:

有谁使用过TMP112,我的接发如下:

3.3V供电,4.7K和0.1uf电源滤波,上拉4.7K。接口和FPGA连接。目前读取温度数据,有时正确,有时TMP112无相应,请问是什么原因?

数据正常波形如下:

数据正常波形如下: