3
4173ES–USB–09/07
AT89C5132
4.
Pin Description
Figure 4-1.
AT89C5132 80-pin TQFP Package
P0
.3
/A
D
3
P0
.4
/A
D
4
P0
.5
/A
D
5
VS
S
VD
D
P0
.6
/A
D
6
P0
.7
/A
D
7
P2
.0
/A
8
P2
.1
/A
9
P3.
1
/T
XD
P
3
.2/IN
T
0
P
3
.3/IN
T
1
P3.
4
/T
0
P
3
.0
/RX
D
1
2
3
4
5
6
7
8
13
11
10
P2.2/A10
P2.3/A11
P2.4/A12
P2.6/A14
P2.5/A13
P2.7/A15
MCLK
MDAT
MCMD
P0
.2
/A
D
2
P0
.1
/A
D
1
P0
.0
/A
D
0
PVSS
VSS
X2
X1
TST
VS
S
9
12
14
15
16
P4
.3
/S
S
P4
.2
/S
C
K
P4
.1
/M
OSI
P4
.0
/M
IS
O
VSS
VDD
RST
SCLK
DSEL
DCLK
DOUT
AI
N
1
AI
N
0
AR
E
F
N
AR
EF
P
AV
S
S
AV
D
D
P3
.7
/R
D
P3.
6
/W
R
P3.
5
/T
1
VD
D
P1.0/KIN0
P1.1/KIN1
P1.2/KIN2
P1.3/KIN3
P1.4
P1.5
P1.7/SDA
FILT
PVDD
VDD
P1.6/SCL
17
18
19
20
21
22
23
24
25
26
27
28
33
31
30
29
32
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
53
51
50
49
52
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
73
71
70
69
72
74
75
76
77
78
79
80
ALE
ISP
UVDD
UVSS
P5
.0
P5
.1
P4
.7
P4
.6
D-
D+
P5
.3
P5
.2
VSS
VDD
P4.5
P4.4
TQFP80