Connection Examples; 16-Bit Memory To 16-Bit Width Data Bus Connection Example - Renesas M16C Series User Manual

M30245 Group

4.3 Connection Examples

4.3.1 16-bit Memory to 16-bit Width Data Bus Connection Example

Figure 4.3.1 shows an example of connecting M5M51016BTP (SRAM). In this diagram, when reset the
microcomputer starts operating in single-chip mode. Change this mode to memory expansion mode in a
program.
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Figure 4.3.1. Example of connecting M5M51016BTP
Rev.2.00 Oct 16, 2006
REJ09B0340-0200
M i c r o c o m p u t e r
W R
C N V
S S
B Y T E
B H E
A to A
0 16
CS1
R D
D t o D
0 1 5
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A
1 6
A BC
1 5 1
t o
to
A BC
1 2
A
0
W
CS1
C S
DQ
1
to
RD
O E
DQ
16
M 5 M 5 1 0 1 6 B T P
4. External Buses
A
0
B H E
W R
D
0
t o
D
1 5