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Chapter 5
Memory Access Control Function
Preliminary User’s Manual U15839EE1V0UM00
5.1.2 SRAM
connections
An example of connection to SRAM is shown below.
Figure 5-1:
Example of Connection to SRAM
(a) When data bus width is 16 bits
(b) When data bus width is 8 bits
Remark:
CSn = CS0, CS3 and CS4
2-Mbit SRAM
(256 Kwords x 16 bits)
V850E/CA2
D0 to D15
CSn
LWR
UWR
LBE
UBE
RD
WE
A1 to A17
A1 to A17
D1 to D16
CS
OE
A0 to A16
D1 to D8
1-Mbit SRAM
(128 Kwords x 8 bits)
CS
OE
WE
A1 to A17
D0 to D7
CSn
RD
LWR
D8 to D15
V850E/CA2
UWR
A0 to A16
D1 to D8
1-Mbit SRAM
(128 Kwords x 8 bits)
CS
OE
WE
Содержание mPD703128
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