Epson Research and Development Page 35
Vancouver Design Center
Hardware Functional Specification S1D13505
Issue Date: 01/02/02 X23A-A-001-14
Note
All GPIO pins default to input on reset and unless programmed otherwise, should be connectedto either VSS or IO VDD if not used.
Table 5-7: Memory Interface Pin Mapping
S1D13505
Pin Names
FPM/EDO-DRAM
Sym 256Kx16 Asym 256Kx16 Sym 1Mx16 Asym 1Mx16
2-CAS# 2-WE# 2-CAS# 2-WE# 2-CAS# 2-WE# 2-CAS# 2-WE#
MD[15:0] D[15:0]
MA[8:0] A[8:0]
MA9 GPIO3 A9 A9
MA10 GPIO1 A10
MA11 GPIO2 A11
UCAS# UCAS# UWE# UCAS# UWE# UCAS# UWE# UCAS# UWE#
LCAS# LCAS# CAS# LCAS# CAS# LCAS# CAS# LCAS# CAS#
WE# WE# LWE# WE# LWE# WE# LWE# WE# LWE#
RAS# RAS#