M37754 Mitsubishi, M37754 Datasheet - Page 76
![no-image](/images/manufacturer_photos/0/4/451/mitsubishi_sml.jpg)
M37754
Manufacturer Part Number
M37754
Description
SINGLE-CHIP 16BIT CMOS MICROCOMPUTER
Manufacturer
Mitsubishi
Datasheet
1.M37754.pdf
(114 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
M37754S4CGP
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
- Current page: 76 of 114
- Download datasheet (2Mb)
Fig. 88 Chip select area register bit configuration
76
7
Notes 1 : When the expansion function select bit (bit 5 of particular function select register 1; Figure 62) is “1”,
6
2 : When accessing the internal memory area, CS
3 : Select function of bits 6 and 7 is valid when both the CS
5
select control register) are “1”.
bits 2, 5, 6 and 7 can be written and changed.
4
3
2
1
0
M37754M8C-XXXGP, M37754M8C-XXXHP
Chip select area switch bits (Notes 1, 2)
Multiplex bus select bit (Note 1)
0 : D
1 : When BYTE pin input is “H” and accessing CS
Expansion address output select bits (Notes 1, 3)
0 0 : P9
0 1 : P9
1 0 : P9
1 1 : P9
Chip select area register
000 : CS
001 : CS
010 : CS
011 : CS
100 : CS
101 : CS
110 : CS
111 : CS
In condition except above
0
LA
D
to D
0
0
i
1
1
1
1
CS
CS
CS
to D
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
CS
/D
CS
CS
CS
CS
.... CS
.... A
.... A
.... A
is not output. When only accessing the external area, CS
7
0
1
2
3
4
2
3
4
1
3
4
0
0
0
2
0
1
0
1
2
3
4
0
1
2
3
4
0
0
1
3
4
1
2
3
4
1
3
4
input/output (separate bus)
7
to LA
, CS
, CS
030000
050000
000880
000E00
050000
070000
078000
080000
070000
20
20
20
001000
008000
001000
050000
008000
030000
000880
030000
050000
080000
070000
000880
030000
050000
070000
080000
000880
000880
070000
080000
030000
050000
000880
001000
030000
070000
078000
input/output (separate bus)
1
output, P9
output, P9
output, P9
output, P9
1
2
2
7
, CS
M37754S4CGP, M37754S4CHP
/D
16
16
16
7
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
Not available
16
16
16
16
16
16
16
16
Not available
2
input/output (multiplex bus)
function select bit and the CS
to 04FFFF
to 000DFF
to 06FFFF
to 077FFF
to 07FFFF
to 02FFFF
to 06FFFF
to 02FFFF
to 02FFFF
to 02FFFF
to 04FFFF
to 02FFFF
to 04FFFF
to 06FFFF
to 3FFFFF
to 07FFFF
to 02FFFF
to 04FFFF
to 06FFFF
to 07FFFF
to 7FFFFF
to 06FFFF
to 3FFFFF
to 07FFFF
to 06FFFF
to 07FFFF
to 7FFFFF
to 000FFF
to 04FFFF
to 06FFFF
to 000FFF
to 007FFF
to 04FFFF
to 06FFFF
to 077FFF
to 07FFFF
Address
2
2
2
2
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
63
...CS
...CS
...A
...A
16
21
21
2
2
output, P9
output, P9
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
16
output, P9
output, P9
16
16
16
16
16
16
16
16
16
16
16
16
16
(3.5 Mbytes)
(188 Kbytes)
(512 bytes)
(188 Kbytes)
(32 Kbytes)
(128 Kbytes)
(1408 bytes)
(1920 bytes)
(128 Kbytes)
(32 Kbytes)
(3.5 Mbytes)
(7.5 Mbytes)
(7.5 Mbytes)
(128 Kbytes)
(160 Kbytes)
(28 Kbytes)
(160 Kbytes)
(128 Kbytes)
(190 Kbytes)
(128 Kbytes)
(128 Kbytes)
(64 Kbytes)
(190 Kbytes)
(128 Kbytes)
(128 Kbytes)
(64 Kbytes)
(446 Kbytes)
(64 Kbytes)
(446 Kbytes)
(64 Kbytes)
(128 Kbytes)
(128 Kbytes)
(128 Kbytes)
(128 Kbytes)
(32 Kbytes)
(32 Kbytes)
MITSUBISHI MICROCOMPUTERS
3
3
3
3
...CS
...A
...CS
...CS
22
4
3
3
3
area
output
output
output
output
3
function select bit (chip
i
output is valid.
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