1. Software function: It can burn STM32 hex and bin files;
2. Use steps and software acquisition, refer to the blog: https://blog.csdn.net/ybhuangfugui/article/details/52597133 ;
3. Matters needing attention:
(1) When the MCU is divided into two parts: Bootloader and APP, when the bootloader is burned, if the entire block of flash is not erased, other parts of the flash will not be erased except the space occupied by the bootloader;
(2) The download method of insurance is to erase the entire flash first (except for the case where programs other than the part of the flash space are not required), and then burn;