NC1RXP2RXN3TXP4TXN5VCC336NC7NC8VDDK9RSTI10TNOW11XI12XO13RST14INT#15ELINK#16SEL17EACT#18VCCIO19GPIO020A0/GPIO21RD#/GPIO222WR#/GPIO3/RDY#23PCS#/GPIO424D0/GPIO525D1/GPIO626RXD/D2/GPIO727TXD/D328SCS/D429SCK/CTS/D530SDI/D631SDO/RTS/D732EP33