This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

MCF8316A: MCF8316A IIC通信芯片没有产生ACK信号?

Part Number: MCF8316A


主控器为FPGA,用逻辑分析仪抓到的波形如下,FPGA发送完器件地址后,没有收到芯片的ACK信号。

原理图如下,外围电路对应电压测试都正常,32 33管脚的0欧电阻焊上和去掉都试过,都没有ACK,请TI工程师帮忙看一下,谢谢!