參數(shù)資料
型號: MSM82C55A-2RS
廠商: OKI ELECTRIC INDUSTRY CO LTD
元件分類: 微控制器/微處理器
英文描述: 24 I/O, PIA-GENERAL PURPOSE, PDIP40
封裝: 0.600 INCH, 2.54 MM PITCH, PLASTIC, DIP-40
文件頁數(shù): 20/26頁
文件大?。?/td> 173K
代理商: MSM82C55A-2RS
3/26
Semiconductor
MSM82C55A-2RS/GS/VJS
PIN CONFIGURATION (TOP VIEW)
39
38
37
36
35
34
33
RESET
D0
D1
D2.
D3
NC
D4
CS
GND
A1
A0
PC7
NC
PC6
18
19
20
21
22
23
24
PC
2
PC
3
PB
0
PB
1
PB
2
NC
PB
3
6
5
4
3
2
1
44
RD
PA
0
PA
1
PA
2
PA
3
NC
PA
4
7
8
9
10
11
12
13
32
31
30
29
D5
D6
D7
VCC
PC5
PC4
PC0
PC1
14
15
16
17
25
26
27
28
PB
4
PB
5
PB
6
PB
7
43
42
41
40
PA
5
PA
6
PA
7
WR
44 pin Plastic QFJ
44 pin Plastic QFP
16
15
14
13
PA3
PA2
PA1
PA0
RD
CS
GND
A1
A0
PC7
PC6
PC5
PC4
PC0
PC1
PC2
20
19
18
17
PC3
PB0
PB1
PB2
PA4
PA5
PA6
PA7
WR
RESET
D0
D1
D2
D3
D4
D5
D6
D7
PB7
1
2
3
4
5
6
7
8
9
10
11
12
40 pin Plastic DIP
32
31
30
29
28
27
26
37
38
39
40
36
35
34
33
25
PB6
PB5
PB4
PB3
24
23
22
21
VCC
33
32
31
30
29
28
27
RESET
D0
D1
D2.
D3
D4
D5
CS
GND
A1
A0
PC7
PC6
PC5
12
13
14
15
16
17
18
NC
PC
3
PB
0
PB
1
PB
2
V
CC
PB
3
44
43
42
41
40
39
38
RD
PA
0
PA
1
PA
2
PA
3
V
CC
PA
4
1
2
3
4
5
6
7
26
25
24
23
D6
D7
VCC
PB7
PC4
PC0
PC1
PC2
8
9
10
11
19
20
21
22
PB
4
PB
5
PB
6
NC
37
36
35
34
PA
5
PA
6
PA
7
WR
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