GPMC
Device
gpmc_ad[7:0]
gpmc_csn[6:0]
gpmc_advn_ale
gpmc_oen
gpmc_wen
gpmc_be0n_cle
gpmc_be1n
gpmc_wpn
gpmc_wait[1:0]
External device/
memory
D[7:0]
ADVn/ALE
WAIT
WEn
OEn/REn
WPn
CSn
8
D[7:0]
CSn[6:0]
ADVn_ALE
OEn_REn
WEn
BE0n_CLE
BE1n
WPn
WAIT[1:0]
CLK
gpmc_clk
CLE
27
GPMC
gpmc_a[27:1]
Device
gpmc_ad[15:0]
gpmc_csn[6:0]
gpmc_advn_ale
gpmc_oen
gpmc_wen
gpmc_be0n_cle
gpmc_be1n
gpmc_wpn
gpmc_wait[1:0]
External device/
memory
D[15:0]
ADVn
WAIT
WEn
OEn
WPn
CEn
A[26:0]
16
A[27:1]
CSn[6:0]
ADVn_ALE
OEn_REn
WEn
BE0n_CLE
BE0n/CLE
BE1n
BE1n
WPn
WAIT[1:0]
CLK
gpmc_clk
CLK
D[15:0]
GPMC
Figure 7-4. GPMC to 16-Bit Non-multiplexed Memory
Figure 7-5. GPMC to 8-Bit NAND Device
259
SPRUH73H – October 2011 – Revised April 2013
Memory Subsystem
Copyright © 2011–2013, Texas Instruments Incorporated