Introduction - If you have any usage issues, please Google them yourself
STM32F103VET6 function tests, including LCD, UART, SDIO mode SDCARD, USB MASSSTORAGE learning (SPIFLASH DISK). In which way the screen font to write a non-write-point method is the direct memory block output, greatly improving the write screen efficiency. There are schematics package is STM8 burning hardware design.