参数资料
型号: M37481M8T-XXXSP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 4 MHz, MICROCONTROLLER, PDIP42
封装: 0.600 INCH, 1.78 MM PITCH, SHRINK, PLASTIC, DIP-42
文件页数: 90/100页
文件大小: 1457K
代理商: M37481M8T-XXXSP
MITSUBISHI MICROCOMPUTERS
7480/7481 GROUP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
6
PRELIMINAR
Y
Notice:
This
is not
a final
specification.
Some
parametric
limits
are
subject
to change.
Fig. 5 Function block diagram (2)
1
42
24
23
33
32
31
30
29
26
18
10
11
12
13
14
15
16
17
2
3
4
5
6
7
8
9
41
40
39
38
37
36
35
34
19
20
25
22
21
P5
(4)
P4
(4)
P
2
(8)
P1
(8)
A-D
converter
P0
(8)
Serial
I/O
(8)
Clock
generating
circuit
RAM
448
bytes
Program
counter
PC
H
(8)
Program
counter
PC
L
(8)
ROM
16384
bytes
Accumulator
A
(8)
Index
register
X
(8)
Index
register
Y
(8)
Stack
pointer
S
(8)
Processor
status
register
PS
(8)
Timer
1
(8)
Timer
2
(8)
Timer
X
(16)
Timer
Y
(16)
Instruction
decoder
Control
signal
V
CC
V
SS
Reset
input
Clock
output
X
OUT
Clock
input
X
IN
(Note
2)
Data
bus
(Note
1)
8-bit
arithmetic
and
logical
unit
P3
(4)
CNTR
1
CNTR
0
INT
1
INT
0
8
M37481M8/E8-XXXSP,
M37481M8T/E8T-XXXSP,
M37481E8SS
FUNCTION
BLOCK
DIAGRAM
I/O
port
P5
I/O
port
P4
Input
port
P3
V
REF
Reference
voltage
input
Input
port
P2
I/O
port
P1
I/O
port
P0
Notes
1:
8192
bytes
for
M37481M4-XXXSP,
M37481M4T-XXXSP
and
4096
b
ytes
for
M37481M2T-XXXSP
2:
256
bytes
for
M37481M4-XXXSP,
M37481M4T-XXXSP
and
128
byt
es
for
M37481M2T-XXXSP
R
ESET
Instruction
register
(8)
INT
1
INT
0
27
28
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