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A9G GSM/GPRS & GPS/BDS Development Board

A9G GSM/GPRS & GPS/BDS Development Board

$23.10

A9G GPRS/GSM + GPS/ BDS module. It has the basic phone/SMS, GPRS networking communications and GPS/BDS dual mode positioning function
Note: Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE

Availability: 2 in stock SKU: STC-00027 Categories: , , , Tags: , , ,
  • Description
  • FEATURES
  • TECHNICAL DETAILS & TUTORIAL
  • Additional information
  • Reviews (0)

Description

The A9G development board is a multifunctional development board based on AI Thinker’s A9G GPRS/GSM + GPS/ BDS module.

You can use it to verify the basic communication and peripheral functions of A9G module. It has the basic phone/SMS, GPRS networking communications and GPS/BDS dual mode positioning function. There are lithium battery charge management, microphone, speaker interface, USB communication interface, multiple user keys/ led, TF card slot, acceleration sensor, SPI interface, I2C2 interface, ADC interface on the boards, so you can develop different functions with this board.

Applications

  • Remote monitoring intercom with GSM and microphone/speakers,
  • Remote monitoring camera with GPRS + TF + camera extension board,
  • Wechat payment slot machine scheme with the slot machine function.
  • Anti-theft tracking device with GPRS + GPS and accelerometer
  • Supports voice call and SMS message.
  • Supports GSM/ GPRS frequency: 850/ 900/ 1800/ 1900 MHz.
  • Supports GPRS data service, the maximum download data rate is 85.6 Kbps, upload data is 42.8 Kbps.
  • Supports GSM07.07, 07. 05 AT commands and Ai-Thinker explosion command.
  • Supports 3 serial ports, one download serial port, one AT command port.
  • Specifications
  • Size: 19.2mm x 18.8mm x 3mm
  • Working temperature: -30 ℃-80℃
  • Working voltage: 3.5v – 4.2v (it’s best to power by 4v)
  • Power voltage: >3.5 Volts
  • Low power consumption:
  • Sensitivity GPIO level: 2.8 volts

Pinout

Connections

  • Connect USB-TTL with 4 wires when debugging, VUSB-5V; GND-GND; AT_TX-RX; AT_RX-TX
  • Or power supply by USB, then connect another three lines, GND-GND; AT_TX-RX; AT_RX-TX
  • Or power by lithium battery, VBAT-(3.3v-4.2) V; GND-GND; AT_TX-RX; AT_RX-TX; (VBAT power supply, need to press power_key button for about 2s)

Power On

  • A9G development board can be powered by USB or lithium battery.
  • It does not require any operation when powered 1-2s.
  • Please press the Rst_Key button to reset.
  • The module enters AT command mode by default.

NOTE: The board needs 2A supply with 100uF and 10uF over VCC and GND

Resources

Additional information

Weight23 g
Brand

Ai-Thinker

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