STM32-AD7705.rar - 利用STM32单片机控制16AD采集芯片AD7705进行数据的采集，并返回给单片机进行显示及处理
M5311NBIOT—STM32实战.zip - ATK-S1216F8-BD GPS/Beidou module is a high performance GPS/Beidou dual mode positioning module. The module features package
include:
1, the module uses S1216F8-BD module, small size, excellent performance.
2, the module can be used to set various parameters through the serial port, and can be saved in the internal FLASH, easy to use.
3, the module comes with IPX interface, you can connect a variety of active antennas, it is recommended to connect GPS / Beidou dual-mode active antenna. 4, the module is compatible with 3.3V/5V level, easy to connect to various microcontroller systems.
5, the module comes with a rechargeable backup battery, you can power down to maintain ephemeris data 1 .