MCIMX35_101 Datasheet, PDF (37/148 Pages) Freescale Semiconductor, Inc – i.MX35 Applications Processors for Industrial and Consumer Products

Figure 16 through Figure 21 depict some examples of basic WEIM accesses to external memory devices
with the timing parameters mentioned in Table 30 for specific control parameter settings.
BCLK
ADDR
CS[x]
WE4
Last Valid Address
WE6
WE5
V1
Next Address
WE7
RW
WE14
LBA
WE15
WE10
OE
WE11
EB[y]
WE12
WE13
DATA
V1
WE18, WE 19
WE20, WE21
Figure 16. Synchronous Memory Timing Diagram for Read Access—WSC = 1
BCLK
ADDR
CS[x]
RW
LBA
WE4
Last Valid Address
WE6
WE8
WE14
WE5
V1
WE7
WE9
WE15
Next Address
OE
EB[y]
DATA
WE12
WE13
V1
WE16
WE17
Figure 17. Synchronous Memory Timing Diagram for Write Access—
WSC = 1, EBWA = 1, EBWN = 1, LBN = 1
i.MX35 Applications Processors for Industrial and Consumer Products, Rev. 8
Freescale Semiconductor
37