
TAM-3517 HARDWARE MANUAL rev B
July 3 2012, TechNexion
41
8
Signal Description
8.1
External Memory Interfaces – GPMC Signals Description
The General Purpose Memory Controller (GPMC) is dedicated to interfacing external memory
devices: such as NOR Flash, NAND Flash, Pseudo SRAM, SRAM or Field programmable Gate
Array (FPGA)
SIGNAL NAME
DESCRIPTION
TYPE PIN TAM-3517
GPMC NADV ALE
Address Valid or Address Latch Enable
O
172
GPMC NBE0 CLE
Lower Byte Enable. Also used for Command
Latch Enable
O
170
GPMC D0
GPMC data bit 0
IO
191
GPMC D1
GPMC data bit 1
IO
196
GPMC D2
GPMC data bit 2
IO
193
GPMC D3
GPMC data bit 3
IO
192
GPMC D4
GPMC data bit 4
IO
195
GPMC D5
GPMC data bit 5
IO
190
GPMC D6
GPMC data bit 6
IO
198
GPMC D7
GPMC data bit 7
IO
188
GPMC D8
GPMC data bit 8
IO
186
GPMC D9
GPMC data bit 9
IO
179
GPMC D10
GPMC data bit 10
IO
189
GPMC D11
GPMC data bit 11
IO
197
GPMC D12
GPMC data bit 12
IO
181
GPMC D13
GPMC data bit 13
IO
185
GPMC D14
GPMC data bit 14
IO
187
GPMC D15
GPMC data bit 15
IO
194
GPMC_nBE1
Upper Byte Enable
O
160
GPMC nOE
Output Enable
O
182
GPMC nWE
Write Enable
O
184
GPMC nWP
Flash Write Protect
O
174
GPMC A1
GPMC output address bit 1
O
152
GPMC A2
GPMC output address bit 2
O
155
GPMC A3
GPMC output address bit 3
O
156
GPMC A4
GPMC output address bit 4
O
146
GPMC A5
GPMC output address bit 5
O
151
GPMC A6
GPMC output address bit 6
O
154
GPMC A7
GPMC output address bit 7
O
150
GPMC A8
GPMC output address bit 8
O
149
GPMC A9
GPMC output address bit 9
O
153
GPMC A10
GPMC output address bit 10
O
147
GPMC CLK
GPMC Clock
O
157
GPMC nCS0
GPMC Chip Select bit 0
(Note1)
O
134
GPMC nCS1
GPMC Chip Select bit 1
O
183
GPMC nCS2
GPMC Chip Select bit 2
O
144
GPMC nCS3
GPMC Chip Select bit 3
O
145
GPMC nCS4
GPMC Chip Select bit 4
O
143
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from