quick start
2025-03-31
Hardware preparation
- A Windows computer, Win10 system is recommended.
- One set EG912U Core Board
- One usable Nano Sim card.
- An antenna.
- A Mini USB cable.
- A USB to TTL module.
programming environment setup
- Download and install the EC912U series module driver：QuecPython_USB_Driver_Win10_U_G。
- Download and install VSCode。
- Download and extract the QPYCom tool to a suitable location on your computer.
- Download and install the firmware packageQPY_OCPU_BETA0002_EG912U_GLAA_FW。（For firmware package burning, please refer to Using QPYcom for Firmware Burning）
- Download experimental source code。
hardware connection
Follow the following diagram for hardware connection:
- The MAIN port connects to an antenna.
- TX (EG912U development board) connected to RX (USB-to-TTL module); RX (EG912U development board) connected to TX (USB-to-TTL module); GND (EG912U development board) connects to GND (USB-to-TTL module) in common ground. The development board uses 3.3V power supply.
- Insert the Nano Sim card.
- Connect to computer using USB data cable, connect to computer using USB to TTL module.