T1023
IFC
Controller
IFC_ADDR[26:27]
IFC_AVD
IFC_WE_B
IFC_OE_B
IFC_ADDR[25:16]
IFC_RB_B
IFC_AD[15:0]
NOR_CS_B
CE
NOR
Flash 16-Bit
WE_B
RY/BY_B
DQ[0:15]
*NOTE: NOR_CS_B can be either CS0_B or CS1_B, and
RY/BY_B can be either RB0 or RB1 depending on boot location.
See switch settings.
OE_B
A[0:15]
A[16:25]
IFC_ADDR[15:1]
IFC_AD[15:0]
Latch
Figure 2-9. NOR flash memory connection
2.14.2 NAND flash memory
The T1023 device has native support for NAND flash memory through its NAND Flash
control machine (FCM). The T1023RDB-PC implements an 8-bit NAND flash with 512
MB in size. The figure below shows the NAND flash memory connection.
T1023
IFC
Controller
IFC_CLE
IFC_AVD
IFC_WE_B
IFC_OE_B
IFC_WP_B
IFC_RB_B
IFC_AD[0:7]
NAND_CS_B
CE_B
NAND
Flash 8-Bit
CLE
ALE
WE
RE_B
RY/BY_B
IO[7:0]
*NOTE: NAND_CS_B can be either CS0_B or CS1_B, and
RY/BY_B can be either RB0 or RB1 depending on boot location.
See switch settings.
Figure 2-10. NAND flash memory connection
The table below summarizes the IFC connectivity.
Chapter 2 Architecture
QorIQ T1023 Reference Design Board User Guide, Rev. 0, 08/2015
Freescale Semiconductor, Inc.
21
Summary of Contents for QorIQ T1023
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