Parallel Port

pin name comment
1 sck serial clock
3 miso master in- slave out
4 vcc target power supply
5 rst target mcu reset
9 mosi master out- slave in
2,10 gnd common ground
6,7,8 nc no connection

The AT89ISP cable requires a regulated DC supply from the user target board. The cable should operate correctly between the specified operating voltage limits. The current operating VCC voltage range for the AT89ISP cable is 3.3V to 5.5V.

i hope it helps