VAGND1VAREF2P1.0/AN0/T23P1.1/AN1/T2EX4P1.2/AN2/ECI5P1.3/AN3/CEX06P1.4/AN4/CEX17P1.5/AN5/CEX28P1.6/AN6/CEX39P1.7/AN7/CEX410EA11P3.0/RxD12P3.1/TxD13P3.2/INT014P3.3/INT115P3.4/T016P3.5/T117P3.6/WR18P3.7/RD19P4.020P4.121P2.7/A1522P2.6/A1423P2.5/A1324P2.4/A1225P2.3/A1126P2.2/A1027P2.1/A928P2.0/A829P0.0/AD030P0.1/AD131P0.2/AD232P0.3/AD333P0.4/AD434P0.5/AD535P0.6/AD636P0.7/AD737PSEN38ALE39XTAL240XTAL141VCC42VSS43RESET44