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This function【UART0_RX_IRQHandler】is not running

Question asked by zheng jung-hung on Aug 7, 2017
Latest reply on Aug 22, 2017 by Mario Ignacio Castaneda Lopez

The chip is QN9021

This demo code from 1.3.9 QPPS

But I test 1.3.6 QPPS is OK

Other device Baud is 9600

In app_config.h,【#define QN_DEMO_AUTO             1】,I take out the notes,this code is running

I don't understand how this could happen?