ISP programming software for the Atmel AVR microcontrolers.


Uses ISP interface and PC parallel port. Supports:

  AT90S1200
  AT90S2313
  AT90S8515
  ATmega161
  ATmega163

Here is a list of pins used during programming (DIP packages).

        Signal        AT90S1200   AT90S8515   ATmega163
                      AT90S2313   ATmega161
     -----------------------------------------------------
        Vcc           pin 20      pin 40      pin 10
        Reset         pin 1       pin 9       pin 9
        SCK           pin 19      pin 8       pin 8
        MOSI          pin 17      pin 6       pin 6
        MISO          pin 18      pin 7       pin 7
        Gnd           pin 10      pin 20      pin 11
        Xtal1         pin 5       pin 19      pin 13
        Xtal2         pin 4       pin 18      pin 12

Please use the following cable for programming the SIO2IDE interface.

     PC-LPT DSub25      Signal         ISP connector (SIO2IDE)
   -------------------------------------------------------------
         3              Reset               3
         4              SCK                 7
         5              MOSI                5
         10             MISO                6
         25             Gnd                 1,2