Experiment with GPRS

This article documents attempts to connect a Raspberry Pi to an MQTT server through a GPRS Modem.

We have selected initially the Waveshare GPRS Hat... https://www.robotshop.com/en/gsm-gprsgnssbluetooth-hat-raspberry-pi.html

This is a low cost modem (around £25) that should be capable of functions required.

It is intended to combine this with a low cost SIM data card designed for MQTT purposes, from Thingstream... https://thingstream.io/products/thingstream-iot-sim/

Documents:

• Wiki
• Product Page
• Manual on Module

https://www.raspberrypi.org/forums/viewtopic.php?t=123659