vatriani / sys_display

comunication between linux host system and an nodemcu with attached display

Monitor program runs on linux host system and fetches some vitals, sends it over serial port to an nodemcu witch displays the vitals on a small screen. The small screen switches automatically between displayed pages.

Compile

$ make

Upload to nodemcu

$ pio run --target upload

Run watchdog

$ ./monitor

Infos to display

nvidia

nvidia-smi --query-gpu=temperature.gpu,utilization.gpu,power.draw --format=csv -l 5

Outputs:

• GPU temperature
• GPU utilization
• Power draw

lm_sensors

sensors -A -u

Outputs:

• CPU temperature

• CPU MHZ

• CPU utilization

• Fan1

• Fan2

• Fan3

liquidctl

liquidctl status

Outputs:

• Fanspeed
• Pumpspeed
• Watertemp

Libaries used

u8g2 Display libary

https://github.com/olikraus/u8g2