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MC33771-initial not respond

Question asked by 泰庆 陈 on Apr 3, 2019
Latest reply on Jan 8, 2020 by Veeraju Hallikeri

platform: mcu fs32k144,  SPI communication to MC33771B.

 a.wakeup mc33771 for BCS Pin.

 b.Reset mc33771 for Write mc33771 SYS_CFG1.(not respond)

 c.Assign CID for Write mc33771 INIT.(not respond)

Problem: from the appearance point of view, there is no corresponding command for Mc33771.


Logical analysis shows that the data has been sent according to the standard.

What's going on here!