Raspberry Pi 1 A+ – Installation Node Red server – Console based on Raspbian Jessie Lite

Based on Raspbian Jessie Lite, hence without a xserver, because of the used Raspberry Pi A+ is’nt so performant as a new Raspberry Pi, but it also consumes considerably less power in continuous operation. A good starting point is http://nodered.org/docs/hardware/raspberrypi. … Continue reading

Raspberry Pi – homemade level converter for serial communication rs232 3.3 volts to 5 volts TTL for AVR microcontroller

I found that the Raspberry Pi serial interface rs232, described in a older post by myself, was too bulky. Pi and AVR should be connected through a less amount of wires. So I’ve searched the best hints to solder a … Continue reading