Introduction - If you have any usage issues, please Google them yourself
Procedures for the use of the hardware is STM32F103ZET6 +GPS minimum system module +SD card +TFT LCD 3.5 inch 320*480 ILI9481, the program is the real-time recording of your coordinate values stored in the SD card in gps_log.gtxt, can read it through the serial port to send to the computer or preview on the lcd.