Nixie tube clock with Atmel AVR ATtiny2313 microcontroller

Čestmír Hýbl <>, 2008-02-01

This site contains notes and alternative ATtiny2313 firmware (including commented C sources) for Stanislav Pechal's nixie clock construction from PE1/2008 [1].

Image gallery

Alternative firmware


[1] Pechal, S.: Jednoduché hodiny s digitrony. Praktická elektronika (A Radio) 1/2008, s. 18.
[2] Pechal, S.: C sources + precompiled firmware for 4 different microcontroller families: AT89C2051/AT89C4051, ATtiny2313, MC68HC908QY1, PIC16F627A/PIC16F628A
[3] AVR-Libc FAQ: My program doesn't recognize a variable updated within an interrupt routine
[4] AVR-GCC forum: Problem with delay loop
[5] Programming AVR fuse bits – oscillator settings
[6] ATtiny2313 datasheet
[7] Atmel AVR Studio (AVR IDE, assembler, debugger, simulator)
[8] WinAVR (open-source C SDK for Atmel AVR)
[9] PonyProg (serial device programmer)
[10] Virtual nixie tube devices: nixie display, clock, calculator - DHTML component library
[11] Wikipedia: Nixie tube