php and python scripts to display Domoticz weather data (temperature, humidity, pressure) on serial 4x20 (Netmedia) lcd display
NOTES: on raspberry put /tmp in RAM to minimize SD writing
serial lcd (Netmedia) connections 5V --> GPIO 2 (5V) GND --> GPIO 6 (GND) RXD --> GPIO 8 (TXD)
display updated every 30 sec