I/O Lines Description

Table 1. I/O Line Description
Name Description Type Active Level
NCS[3:0] Static Memory Controller Chip Select Lines Output Low
NRD Read Signal Output Low
NWR0/NWE Write 0/Write Enable Signal Output Low
NWR1/NBS1 Write 1/Byte 1 Select Signal Output Low
A0/NBS0 Address Bit 0/Byte 0 Select Signal Output Low
A[23:1] Address Bus Output
D[15:0] Data Bus I/O
NWAIT External Wait Signal Input Low
NANDCS NAND Flash Chip Select Line Output Low
NANDOE NAND Flash Output Enable Output Low
NANDWE NAND Flash Write Enable Output Low
NANDALE NAND Flash Address Latch Enable Output
NANDCLE NAND Flash Command Latch Enable Output