GSM GPRS GPS module A7 for Arduino and STM32

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SKU: gsm-gps-mod-000 Category:

Description

GSM GPRS GPS module A7 for Arduino and STM32

This board supports both GPS and GSM, it also supports GPRS for mobile data. You can quickly build a car tracker or something similar with this unit.

GSM GPRS GPS module A7 for Arduino and STM32 Description:
Power supply: DC5-9V
default baud of 115200
Board size: 6*4cm
Support Voice, SMS, GPRS, GPS  and Voice
A7 GSM GPS board pinouts
EN - module power control enable pin (can control power switch, default high level enable)
V_BAT - lithium battery power supply pin (3.5-4.2V). this module has 2 V_BAT pins
GND - ground pin. this module has 5 ground pins
U_RXD - serial port for AT commands (receive pin)
U_TXD - serial port for AT commands (transmit pin)
H_TXD - kernal firmware update pin (transmit pin)
H_RXD - kernal firmware update pin (receive pin)
232_TXD - RS232 level control (transmit pin)
232_RXD - RS232 level control (receive pin)
GPS_TXD - GPS data (transmit pin)
PWR_KEY - module power on control pin, V_BAT short circuit start
SLEEP - high level - enter into low consumption, low level - quits
U_CTS - serial port for AT commands CTS pin
U_RTS - serial port for AT commands RTS pin
RESET - module hardware reset pin
MIC- - microphone -
MIC+ - microphone +
REC- - loudspeaker -
REC+ - loudspeaker +

Wiring

The following picture shows the needed connections with the Arduino Uno
A& connection to Uno

Documents

A7 AT commands
A7 Datasheet
More info

GSM GPRS GPS module A7 for Arduino and STM32 Package included:

1 x A7 GSM GPRS GPS 3 In 1 Module
1 x IPEX GPS antenna
1 x IPEX GSM antenna

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