Work on the design of a 1ch lorawan rpi zero w shield
This is the documentation repo for our LORAWAN TTN Raspberry Pi Zero (W) Shield The shield has a RFM95 chip, 4 LEDS, 1 SMA Connector and is compatible with RPI0 , RPI2, RPI3
See the txt for more documentation.
PC board can be purchased from here https://www.tindie.com/products/electronictrik/raspberry-pi0w-lora-shield-with-i2c-and-oled/