Features:

  • The A9G development board is a versatile development board based on A9G GPRS / GSM + GPS / BDS module that can be used to validate the basic communication functions and peripheral functions of the A9G module.
  • A9G development board with the basic phone / SMS, GPRS networking communications, GPS / BDS dual-mode positioning capabilities.
  • A9G development board contains a lithium battery charging management, microphone, speaker interface, USB communication interface, multiple user keys / led, TF card slot, accelerometer,  I2C2 interface, ADC interface.
  • A9G development board camera expansion board, an external 30W / 200W camera.
  • A9G development board coin machine expansion board, can be external traditional coin machine.

Based on the above features, A9G can be used for a variety of peripheral prototyping verification:

  1. Use GPRS + GPS, as well as acceleration sensors for vehicle immobilizer.
  2. Remote monitoring intercom using GSM and microphone / speakers
  3. Smart watch with 1.54 "capacitive touch screen using GPRS / GSM + GPS
  4. Use of GPRS / GSM + GPS, heart rate oximeter sensor, 1.54-inch capacitive touch screen monitor the elderly Use GPRS + TF + camera extension board remote monitoring camera
  5. Wechat payment slot machine scheme using slot machine
  6. Using onboard features, custom device based on Lua programming


Debugging:

Wiring:

Use USB to TTL serial cable, VUSB to 5V; GND to GND; AT_TX to RX; AT_RX to TX
Use USB cable to power the board, GND to GND;AT_TX to RX;AT_RX to TX

Use lithium battery to power the board, VBAT to (3.3v-4.2)V; GND to GND;AT_TX to RX; AT_RX to TX(Press power_key button for 2S)

Power on:

1. The A9G development board can be powered by lithium battery or USB.
2. The module will run automatically after 1~2S power on, and the serial port will output the information automatically. No operation is required for the whole process from power on to the development board working normally.
3. To reset, please press the _Key button.
4. The module enters AT instruction mode by default.


Specifications:

Type:A9G Development Board

Weight: 22g


Package included:

1 x A9 Development Board
1 x GSM Antenna
1 x GPRS Antenna









  



 

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On Mar 15, 2024 at 00:43:32 PDT, seller added the following information:

DataCaciques