GitHub - brainelectronics/STM32-Flash-Lock: Flash a STM32F1 chip with some already compiled binary and optionally lock the chip with Readout protection level 1. Unlocking will erase the chip completly
How to Program Flash memory in STM32 » ControllersTech
problems in uploading code to stm32 bluepill - Microcontrollers - Arduino Forum
Proprietary code read-out protection on microcontrollers of the STM32F4 Series