Renesas SH7781 User Manual
Page 1396
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27. NAND Flash Memory Controller (FLCTL)
Rev.1.00 Jan. 10, 2008 Page 1366 of 1658
REJ09B0261-0100
(2)
NAND-Type Flash Memory Access (2048
+ 64 Bytes)
Figure 27.5 shows an example of reading operation for NAND-type flash memory. In this
example, the first command is set to H'00, the second command is set to H'30, address data length
is set to 4 bytes, and the number of read bytes is set to 4 bytes in the data counter.
CLE
ALE
I/O7 to I/O0
R/B
WE
RE
H'00
H'30
1
2
3
4
A1
A2
A3
A4
Command stage
Address stage
Data stage
Command stage
Figure 27.5 Reading Operation Timing for NAND-Type Flash Memory
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