What?

UsbPrg is a small clone of USBasp which contains only a 6 Pin header which is compiant with 6-pin ISP header.

Images

Lessons learned

• Always use 18-22pF on Quarz
• Tripple Check your Board before milling...
• Remove old connections when changing schematics
• attiny45 are weird - the fuses have to be specific

Ressources

• Schematics: schem
• Board: board

Sensor v3

The new Sensor v3 is perfectly fitting into the programmer. Because the SPI port is between rfm and attiny, i had to solder a small connector cable. See some pictures: