PAK=28 REM=MC68HC705P3 (SO28): REM=IRQ:1 - Prog. V10V REM=RST:2 - Prog. RST REM=PB1:11 - Prog. RxD REM=PB0:12 - Prog. TxD REM=PC2:16 - Logic 1 REM=PC3:15 - ??? Gnd REM=PC4:14 - Gnd REM=VSS:28 - Gnd REM=OSC:3 - OSC (optional) REM=Vcc:27 - VCC (optional) 1 !IRQ/VPP#V10V 2 !RESET#RST 3 !OSC1 4 OSC2 5 PB7 6 PB6 7 PB5 8 PB4 9 PB3 10 PB2 11 !PB1#RXD 12 !PB0 13 PC5 14 !PC4#GND 15 !PC3#GND 16 !PC2#LOGIC 1 17 PC1 18 PC0 19 PA7 20 PA6 21 PA5 22 PA4 23 PA3 24 PA2 25 PA1 26 PA0 27 !VDD#VCC 28 !VSS#GND