Difference between revisions of "NurdPower"

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(Created page with "{{Project |Name=NurdPower |Picture=NurdPower.jpg |Omschrijving=Power usage display |Status=In progress |Contact=bertrik }} == Intro == Shows power usage (from MQTT) on a...")
 
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== Intro ==
 
== Intro ==
Shows power usage (from MQTT) on a 7-segment display
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Shows power usage (from MQTT) on a 7-segment display.
  
 
== Hardware ==
 
== Hardware ==
 +
Wemos D1 mini connected to a TM1637 4x 7-segment display.
 +
 +
Connections:
 +
* display 5V to Wemos 5V
 +
* display GND to Wemos GND
 +
* display DIO to Wemos D4
 +
* display CLK to Wemos D3
  
 
== Software ==
 
== Software ==
 
Source code is [https://github.com/bertrik/nurdpower on github].
 
Source code is [https://github.com/bertrik/nurdpower on github].
  
Uses the TM1637 driver to set the digits.
+
Basically it subscribes to the MQTT stream, receives power updates and displays them on the 7-segment display.
 +
 
 +
Uses the following libraries:
 +
* TM1637 driver to set the digits.
 +
* WifiManager
 +
* PubSubClient

Revision as of 22:50, 29 June 2019

Project NurdPower
NurdPower.jpg
Power usage display
Status In progress
Contact bertrik
Last Update 2019-06-29

Intro

Shows power usage (from MQTT) on a 7-segment display.

Hardware

Wemos D1 mini connected to a TM1637 4x 7-segment display.

Connections:

  • display 5V to Wemos 5V
  • display GND to Wemos GND
  • display DIO to Wemos D4
  • display CLK to Wemos D3

Software

Source code is on github.

Basically it subscribes to the MQTT stream, receives power updates and displays them on the 7-segment display.

Uses the following libraries:

  • TM1637 driver to set the digits.
  • WifiManager
  • PubSubClient