Sim7020

What

This page is about the SIM7020 NB-IOT module.

I plan to experiment with this kind of network connectivity for perhaps a bat activity monitor or air quality monitoring.

Hardware

I wired it up like this:

Connections

SIM7020	USB serial	Remark
G	nc	looped to SIM7020-K
R	TXD
T	RXD
K	GND	looped to SIM7020-G
V	3V3
G	GND
S	DTR

References

I followed roughly this guide:

Ordered a SIM7020 and a starter kit, see: https://www.hackster.io/voske65/arduino-nb-iot-with-sim7020-and-t-mobile-027f8f