參數(shù)資料
型號: M38257E8-XXXFP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PQFP100
封裝: 14 X 20 MM, 0.65 MM PITCH, PLASTIC, QFP-100
文件頁數(shù): 23/70頁
文件大小: 607K
代理商: M38257E8-XXXFP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
3825 Group
3
FUNCTIONAL
BLOCK
DIAGRAM
(Package
:
100P6S-A)
Fig. 3 Functional block diagram.
ADT
CNTR
0
,CNTR
1
T
OUT
CPU
A
X
Y
S
PC
H
PC
L
PS
ROM
SI/O
(8)
V
L1
V
L2
V
L3
COM
0
COM
1
COM
2
COM
3
38
φ
LCD
drive
control
circuit
RAM
LCD
display
RAM
(20
bytes)
Timer
X
(16)
Timer
Y
(16)
Timer
1
(8)
Timer
2
(8)
Timer
3
(8)
Data
bus
Clock
generating
circuit
Clock
input
X
IN
Clock
output
X
OUT
X
COUT
Sub-
clock
output
X
CIN
Sub-
clock
input
V
CC
Reset
input
(5
V)
RESET
Key-onwake
up
Realtime
portfunction
INT0,
INT1
A-D
converter
(8)
RTP
0
,RTP
1
39
35
91
40
V
SS
(0
V)
99
98
97
96
95
94
90
89
88
87
86
85
84
83
82
81
80
79
SEG
11
SEG
1
SEG
2
SEG
3
SEG
4
SEG
5
SEG
6
SEG
7
SEG
8
SEG
9
SEG
10
SEG
0
57
64
Output
port
P0
(8)
63
62
61
60
59
58
49
56
Output
port
P1
(8)
55
54
53
52
51
50
41
48
I/O
port
P2
(8)
47
46
45
44
43
42
P4
(8)
19
26
I/O
port
P4
25
24
23
22
21
20
11
18
I/O
port
P5
(8)
17
16
15
14
13
12
INT2,
INT3
93
92
V
REF
AV
SS
(0
V)
P6
(8)
3
10
I/O
port
P6
9
8
7
6
5
4
P8
(2)
X
CIN
X
COUT
37
36
I/O
port
P8
1
2
100
C
1
C
2
78
77
76
75
74
73
SEG
17
SEG
12
SEG
13
SEG
14
SEG
15
SEG
16
Output
port
P3
(8)
65
72
71
70
69
68
67
66
P7
(8)
27
34
I/O
port
P7
33
32
31
30
29
28
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