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B-5
SIGNAL DESCRIPTIONS
Figure B-3. 8XC196MC 80-lead Shrink EIAJ/QFP Package
A3104-01
P6.7 / PWM1
P2.6 / COMP2 / CPVER
P2.5 / COMP1 / PACT#
P2.4 / COMP0 / AINC#
NC
NC
P2.7 / COMP3
P2.3 / EPA3
P2.2 / EPA2 / PROG#
NC
NC
P2.1 / EPA1 / PALE#
P2.0 / EPA0 / PVER
NC
P0.0 / ACH0
P0.1 / ACH1
P0.2 / ACH2
P0.3 / ACH3
P0.4 / ACH4 / PMODE.0
P0.5 / ACH5 / PMODE.1
V
REF
ANGND
P0.6 / ACH6 / PMODE.2
P0.7 / ACH7 / PMODE.3
P5.5 / BHE# / WRH#
P5.3 / RD#
V
PP
P5.0 / ALE / ADV#
V
SS
P5.1 / INST
P5.6 / READY
P5.4 / ONCE#
EXTINT
V
SS
XTAL1
XTAL2
NC
NC
NC
P6.6 / PWM0
P5.2 / WR# / WRL#
P5.7 / BUSWIDTH
AD15 / P4.7 / PBUS.15
AD14 / P4.6 / PBUS.14
V
CC
AD13 / P4.5 / PBUS.13
CLKOUT
AD12 / P4.4 / PBUS.12
AD11 / P4.3 / PBUS.11
AD10 / P4.2 / PBUS.10
AD9 / P4.1 / PBUS.9
AD8 / P4.0 / PBUS.8
AD7 / P3.7 / PBUS.7
AD6 / P3.6 / PBUS.6
AD5 / P3.5 / PBUS.5
AD4 / P3.4 / PBUS.4
AD3 / P3.3 / PBUS.3
AD2 / P3.2 / PBUS.2
AD1 / P3.1 / PBUS.1
AD0 / P3.0 / PBUS.0
NC
RESET#
NMI
EA#
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
x8XC196MC
View of component as
mounted on PC board
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
V
SS
V
SS
V
CC
P6.5 / WG3
P6.4 / WG3#
P6.3 / WG2
V
SS
P6.2 / WG2#
P6.1 / WG1
P6.0 / WG1#
P1.3 / ACH11 / T1DIR
P1.2 / ACH10 / T1CLK
V
SS
P1.4 / ACH12
P1.1 / ACH9
P1.0 / ACH8
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65