參數(shù)資料
型號: M38507M8A-XXXSP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 6.25 MHz, MICROCONTROLLER, PDIP42
封裝: 13 X 36.72 MM, 1.78 MM PITCH, PLASTIC, SDIP-42
文件頁數(shù): 34/90頁
文件大?。?/td> 899K
代理商: M38507M8A-XXXSP
Rev.2.10
2005.11.14
page 2 of 86
REJ03B0093-0210
3850 Group (Spec.A)
FUNCTIONAL
BLOCK
DIAGRAM
Fig. 2 Functional block diagram
INT
0
V
REF
AV
SS
R
A
M
R
O
M
C
P
U
A
X
Y
S
PC
H
PC
L
PS
V
SS
21
RESET
18
V
CC
1
15
CNV
SS
23
X
IN
19
20
SI/O1(8)
Reset
input
Clock
generating
circuit
Main-clock
input
Main-clock
output
A/D
converter
(10)
CNTR
0
CNTR
1
Timer
Y(
8
)
Timer
X(
8
)
Prescaler
12(8)
Prescaler
X(8)
Prescaler
Y(8)
Timer
1(
8
)
Timer
2(
8
)
Sub-clock
input
X
OUT
X
CIN
X
COUT
Sub-clock
output
Watchdog
timer
Reset
P2(8)
P3(5)
I/O
port
P2
I/O
port
P3
P4(5)
I/O
port
P4
INT
3
4
6
8
5
7
39
41
38
40
42
9
11
13
17
10
12
14
16
P1(8)
I/O
port
P1
22
24
26
28
23
25
27
29
P0(8)
I/O
port
P0
30
31
32
33
34
35
36
37
PWM
(8)
X
CIN
X
COUT
SI/O2(8)
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