A7670E LTE Cat-1 HAT for Raspberry Pi

Raspberry Pi HAT based on A7670E module, supporting LTE Cat-1 and 2G GSM/GPRS with LBS positioning. Covers Europe, Southeast Asia, West Asia, Africa, China, and South Korea multi-band frequencies.

Logical pinout · physical placement not verified

VCC
Module or carrier-board supply; use the voltage required by the breakout and provide high peak current.
Type · PowerVoltage · 5V
GND
Common ground.
Type · Ground
TXD
Modem UART transmit to MCU RX.
Type · UART
RXD
Modem UART receive from MCU TX.
Type · UART
PWRKEY
Power-key input used by many A7670E boards.
Type · GPIO
RI
Ring indicator / event output where exposed.
Type · GPIO

Pin	Type	Function	Voltage
VCC	Power	Module or carrier-board supply; use the voltage required by the breakout and provide high peak current.	5V
GND	Ground	Common ground.
TXD	UART	Modem UART transmit to MCU RX.
RXD	UART	Modem UART receive from MCU TX.
PWRKEY	GPIO	Power-key input used by many A7670E boards.
RI	GPIO	Ring indicator / event output where exposed.

Logical pinout · physical placement not verified

Pin details

6 connections

VCC
Module or carrier-board supply; use the voltage required by the breakout and provide high peak current.
PowerVoltage · 5V
GND
Common ground.
Ground
TXD
Modem UART transmit to MCU RX.
UART
RXD
Modem UART receive from MCU TX.
UART
PWRKEY
Power-key input used by many A7670E boards.
GPIO
RI
Ring indicator / event output where exposed.
GPIO

Start wiring

UART · USB · Breakout

Verify supply voltage and logic levels before powering up.

Module pins: VCC, GND, TXD, RXD. Schematik maps them to your board in the app.

Cellular

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