Backup influxdb

This is an instruction how to backup data in fluxdb in a configuration of a influxdb docker container managed with portainer.

26 October 2022

Node-RED relay actuator

Relays are the general term for devices you turn ON and OFF like you do with ordinary lights and power relays. My home automation environment […]

19 February 2022

Installing Raspberry Pi OS

This is an instruction to install Raspberry Pi OS for use with Docker. Keep in mind that things will change and steps in the instruction […]

7 October 2021

PCB for ILI9341 and d1 mini

The wired connection between an ili9341 LCD and a d1 mini MCU needed a more permanent solution. With KiCAD I designed a simple printed circuit […]

7 October 2021

ATtiny13a discovery

The ATtiny13a is a 8-bit AVR MCU featuring 1 KB of ISP Flash, 64B EEPROM and 64B SRAM. To program the ATtiny13a you need to […]

15 August 2021

TEMT6000 Ambient Light Sensor

The TEMT6000 (datasheet) can be connected to both 3.3V or 5.0V. The signal output is pulled down with the 10K resistor connected to ground, thus […]

10 August 2021

Programming STM32F boards

I got three versions of STM32F boards, one Cortex-M3 and two Cortex-M4’s:STM32F103C8T6 Arm Cortex-M3 MCU, 80 DMIPS, 64KB Flash / 20KB RAM, 72 MHzSTM32F401CCU6 Arm […]

7 August 2021