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SALE: emonGLCD - LCD Display Unit - Kit

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£30.24 (inc VAT) £25.20 (exc VAT)
120.00 Grams
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The emonGLCD is an open-source general purpose wireless graphical LCD display unit. It has been designed with displaying energy monitoring data in mind. The unit comes with it's own table stand or it can be mounted on a wall. Powered by an Atmega328 which is Arduino compatible. The emonGLCD can receive data from the emonTH and emonTx sensing nodes and can be configured to receive the time from the base-station.


New: now compatible with emonPi with an additional MQTT sent script: https://github.com/openenergymonitor/EmonGLCD#using-with-emonpi



  • ATmega 328 with Arduino Uno bootloader
  • 128x64 ST7565 LCD display
  • White PWM LED backlight
  • On-board HopeRF RFM12B wireless transceiver module
  • Power supply: 5V mini-USB
  • DS18B20 on-board temperature sensor
  • On-board LDR light sensor
  • Based on JeeLabs.org designs and uses Adafruit/JeeLabs GLCD library
  • Software RTC updated from the interent.

Note: Soldering assembly is required and an USB to UART cable is required for programming.


Kit Includes

  • emonGLCD PCB + components
  • LCD module + white LED backlight
  • Laser-cut plywood fascia + screws and standoffs


Build Guide

Pictorial step-by-step assembly guide


Open Hardware

The emonGLCD is open hardware with the designs released under the Creative Commons Attribution-ShareAlike 3.0 Unported License. The schematics and board files can be viewed and downloaded from the openenergymonitor github hardware repository here:

Design is based on jeelabs GLCD design.


Firmware examples

EmonGLCD Arduino example code can be found on github here, see readme for details on the different examples:

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