Resolved! When i set PA2 as output, Program go into HardFault.
�? original source code : B-L475E-IOT01A.(STM32L475V)�? IDE Tool : uVision �? Symptom : When i set PA2 as output, Program go into HardFault_Handler() it can't reach while(1); Other ports are no problem. only PA2 has this problem.�? source code ...