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Raspberry Pi kWh meter

Raspberry Pi kWh meter PUBLIC

This is the schematic for reading (analog) kilowatt-hour meters. This schematic has two CNY70 sensors to read the "black spot" on the rotating disk. Software will read the ADC converter info and can...

by Patrick6325 | updated October 22, 2013

adc   cny70   gpio   mcp3004   mcp3008   pi   raspberry   raspberry-pi   rpi   spi  

Raspberry Pi Thermal Printer

Raspberry Pi Thermal Printer PUBLIC

Basic circuit to command the CSN-A2-T mini TTL thermal printer from the Raspberry Pi BCM2835 GPIO (3V3, max 50 mA)

by daml | updated February 26, 2013

printer   raspberry   rpi   ttl  

Pomodoro Circuit

Pomodoro Circuit PUBLIC

A Pomodoro circuit for the Raspberry Pi. Press a button to start your digital Pomodoro.

by davidvale | updated February 19, 2013

adafruit   button   led   pomodoro   raspberry  

System 0.0.1a

System 0.0.1a PUBLIC

My security system with a Raspberry, version 0.0.1a (https://github.com/yuki/mohss)

by rugoli | updated February 08, 2013

gpio   raspberry   raspberry-pi   rpi  

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