Small PCB breakoutboard for arduino SPI connector.
Acts as programmerboard on top of SPI connector (tested with Arduino Nano as SPI).
SPI female connector soldered on bottom side of board.
Accepts AT_Tiny 25/45/85 OR ATMEGA328P (16 Mhz external clock).
Make sure the sketch uses SPI connetor pins SCK/MISO/MOSI
v2.1 regular etched pcb (not tested)
v2.2 predrilled board with copper...