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Renesas 7542 Manual page 4

Single-chip 8-bit cmos microcomputer
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7542 Group
Fig. 5 Pin configuration (Package type: 42S1M)
Rev.3.02
Oct 31, 2006
REJ03B0006-0302
P1
/CNTR
0
1
4
NC
2
NC
3
P2
/AN
0
0
4
P2
/AN
1
1
5
NC
6
P2
/AN
7
2
2
P2
/AN
8
3
3
9
P2
/AN
4
4
P2
/AN
10
5
5
P2
/AN
11
6
6
P2
/AN
12
7
7
NC
13
NC
14
V
REF
15
RESET
16
CNV
SS
17
Vcc
18
X
19
IN
X
OUT
20
V
21
SS
Package type 42S1M
Page 4 of 134
42
P1
/S
RDY1
3
41
P1
/S
CLK1
2
P1
/T
D
40
1
X
1
P1
/R
D
/CAP
39
0
X
1
38
P0
(LED
)/S
RDY2
7
07
37
P0
(LED
)/S
CLK2
6
06
P0
(LED
)/TxD
36
5
05
P0
(LED
)/RxD
35
4
04
P0
(LED
)/TX
34
3
03
P0
(LED
)/CMP
33
2
02
P0
(LED
)/CMP
32
1
01
31
P0
(LED
)/CAP
0
00
NC
30
29
P3
(LED
)/INT
7
17
28
P3
(LED
)/INT
6
16
27
P3
(LED
)
5
15
26
P3
(LED
)
4
14
25
P3
(LED
)/INT
3
13
24
P3
(LED
)/CMP
2
12
23
P3
(LED
)/CMP
1
11
22
P3
(LED
)/CAP
0
10
0
2
2
OUT
1
0
0
0
1
1
3
2
1

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