Designed by Namnam in Vietnam, the ESP32 Modbus gateway is built to communicate with PLCs and industrial sensors over Modbus ...

Designed by Altware Dev Shop in the US, the Blackout Comms is an off-grid, LoRa-based encrypted mesh communication system ...

If you are interested in deploying LoRa — the low power long-range wireless technology — you might enjoy [Rui Santos’] project and video about using the ESP32 with the Arduino IDE to ...

The GPS and LoRa gear is all mounted on a secondary “wing” PCB that slots directly on to the PowerFeather like a Arduino shield or Raspberry Pi HAT.

For about $25 shipped via Amazon you can get an ESP32 with OLED screen and SX1278 (see Drizzt's post above) LoRa module. Either in the ~433Mhz band or the 915Mhz band (just examples, but that ...

Pagers may have largely gone out of fashion in the age of the smartphone, but the T-LoRa Pager from LILYGO puts a modern spin on the class communications device. It’s a portable device with a 2. ...