;PAK=144,Q REM=MC9S12H256 (QFP144) REM=BKGD:53 - Prog. RxD REM=RST:54 - Prog. RST REM=VSS: 132 - GND REM=EXTAL:58 - OSC (optional) REM=VDDX: 131 - Vcc (optional)