This is a clone of Solder Paste Controller project from Dead Bug Prototypes.

The main differences are:

• Usage ATtiny13 as a MCU.
• Firmware is written with assembler language.

Flashing:

sudo avrdude -p attiny13

-c usbasp -P usb -U lfuse:w:0x6A:m -U hfuse:w:0xFF:m -U flash:w:solderpaste.hex

Fuse online editor: http://www.engbedded.com/fusecalc/