Markus Geiger's repositories
node-red-sma
Control new generation of SMA inverters and home managers (e.g. Sunny HomeManager 2.0, Sunny Tripower X.0SE, etc.) from Node-Red
astro-tracker
equatorial mount stepper motor controller with GPS high precision star-, moon- and sun-tracking, Skysafari server for GOTO and Webinterface for stepper motor settings on an ESP32 microcontroller
rpi-weather-clock
Dashboard for Raspberry Pi with display to show environmental data like weather information, weather forecast, indoor climate, power and energy consumption, etc.
gamma-spectroscopy
Gamma Ray spectroscopy with an ESP32 microcontroller connected to a silcicon photomultiplier (SiPM)
matrix-weather-clock
Matrix Weather Clock on an ESP8266 microcontroller
geiger-counter-iot
Geiger Mueller counter for IoT on an ESP8266 microcontroller
mqtt-broker
setting up a local mqtt broker on raspberry-pi with mosquitto and node-red
secure-keyless-system
Secure unlocking over Wifi with a remote control
ddns-updater
Cyclic update the WAN-IP with a DDNS provider
li-ion-battery-18v-to-14.4v-converter
Convert Li-ion 18V (5s) battery to Ni-Mh or Ni-Cd 14.4V for the usage in older power tools
mqtt-dimmer
MQTT 230V AC LED dimmer, based on a commercial dimmer with an ESP8266
mqtt-geiger-counter
This project is based on my older Geiger Counter project on the same hardware. It converts the hardware in an MQTT client.
mqtt-indoor-climate
This is an ESP8266 based MQTT client which measures indoor climate data via the Bosch BME680 sensor
mqtt-outdoor-climate
this is a battery powered esp8266 based MQTT client which measures climate data
mqtt-rgbw-led-controller
MQTT contoller for RGBW LED stripes, based on a commercial ESP8266 product
mqtt-ww-led-controller
MQTT contoller for Warm White and Cold White LED stripes, based on a commercial ESP8266 product
neural-network
Lightweight neural network library written in ANSI-C supporting prediction and backpropagation for Convolutional- and Fully Connected neural networks
library-registry
The Arduino Library Manager Registry