STM32L562QEI6 enter Boot through USART interface
Hello,I have a system with one STM32L562QEI6 and one STM32F405RGT6, that is the main MCU.They communicate with USART interface.In the main CPU, boot0 and boot1 pins are phisically connected to VCC or GND through some resistors, so I can enter boot mo...