rzeldent / geigerdisplay

ESP32 software to enhance a Geiger Counter kit with an TTGO-Display LCD Display!

Geiger Display

Software to enhance a Geiger Counter kit with a display.

Currently adapted for a TTGO-Display.

Ready for use in PlatformIO (PIO) https://platformio.org/.

Functionality:

• Simple pin input, interrupt driven
• CPM (Counts per Minute) or µS/h (Micro Sieverts per hour)
• Display a graph of previous counts
• Log gauge CPM or µS/h and average / max
• Average- or maximum CPM or µS/h
• 4 update speeds: Very fast (5 sec), Fast (15 sec), Normal (30 sec), Slow (1 min), Very Slow (2 min)

Geiger counter kit

Example images of display

The images are over exposed because of the LCD. However, to give an impression:

Startup screen

As this is no commercial or calibrated product, Krusty is there to remember you each time you start!

Time graph including AVG or MAX

Logarithmic scale of the actual level

There are other, identical looking, screens (avg and max)

Logarithmic scale of the Counts Per Minute (CPM)

Also here, there are other, identical looking, screens (avg and max)

Total exposure

Since startup.

Example image of setting the update speed to slow