參數(shù)資料
型號(hào): 87C453
廠商: NXP Semiconductors N.V.
英文描述: 80C51 8-bit microcontroller family 8K/256 OTP/ROM, expanded I/O
中文描述: 80C51的8位單片機(jī)系列8K/256檢察官辦公室/光盤,擴(kuò)展的I / O
文件頁(yè)數(shù): 4/26頁(yè)
文件大?。?/td> 188K
代理商: 87C453
Philips Semiconductors
Preliminary specification
83C453/87C453
80C51 8-bit microcontroller family
8K/256 OTP/ROM, expanded I/O
1998 Apr 23
4
LOGIC SYMBOL
P
P
P
P
ADDRESS AND
DATA BUS
ADDRESS BUS
RxD
TxD
INT0
INT1
T0
T1
WR
RD
S
RST
EA/V
PP
PSEN
ALE/PROG
V
SS
V
CC
XTAL1
XTAL2
P
P
P
PORT 6 CONTROL
ODS
IDS
BFLAG
AFLAG
SU00085
LCC PIN FUNCTIONS
LCC
9
1
61
10
26
60
44
27
43
Pin
Function
EA/V
PP
P2.0/A8
P2.1/A9
P2.2/A10
P2.3/A11
P2.4/A12
P2.5/A13
P2.6/A14
P2.7/A15
P0.7/AD7
P0.6/AD6
P0.5/AD5
P0.4/AD4
P0.3/AD3
P0.2/AD2
P0.1/AD1
P0.0/AD0
V
CC
P4.7
P4.6
P4.5
P4.4
P4.3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
Pin
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
Function
P4.2
P4.1
P4.0
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
RST
P3.0/RxD
P3.1/TxD
P3.2/INTO
P3.3/INT1
P3.4/T0
P3.5/T1
P3.6/WR
P3.7/RD
P5.0
P5.1
P5.2
Pin
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
Function
P5.3
P5.4
P5.5
P5.6
P5.7
XTAL2
XTAL1
V
SS
ODS
IDS
BFLAG
AFLAG
P6.0
P6.1
P6.2
P6.3
P6.4
P6.5
P6.6
P6.7
PSEN
ALE/PROG
SU00157
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