NEC uPD78P078 User Manual
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41
CHAPTER 1 OUTLINE (
µ
PD78078 SUBSERIES)
100-pin plastic QFP (14 x 20 mm)
µ
PD78P078GF-3BA
100-pin ceramic WQFN
µ
PD78P078KL-T
Cautions 1. (L)
: Connect independently to V
SS
via a pull-down resistor.
2. V
SS
: Connect to the ground.
3. RESET : Set to the low level.
4. Open
: Leave open.
A0 to A16
: Address Bus
RESET
: Reset
CE
: Chip Enable
V
DD
: Power Supply
D0 to D7
: Data Bus
V
PP
: Programming Power Supply
OE
: Output Enable
V
SS
: Ground
PGM
: Program
1
49
48
47
45
43
42
40
39
38
37
35
33
31
44
41
34
32
(L)
2
3
6
7
8
9
10
11
12
13
14
15
16
18
19
20
21
22
23
24
25
4
5
17
26
27
28
29
30
(L)
CE
OE
A15
A14
V
SS
A13
A12
A11
A10
A16
A8
A6
A5
A4
A3
A2
A1
A0
A7
80
79
78
75
74
73
72
71
70
69
68
67
66
65
63
62
61
60
59
58
57
56
77
76
64
55
54
53
52
51
50
36
46
82
83
84
86
88
89
91
92
93
94
96
98
100
87
90
97
99
81
95
85
V
PP
Open
(L)
V
DD
Open
(L)
RESET
(L)
V
DD
23
V
SS
24
PGM
V
SS
D7
D6
D5
D4
D3
D2
D1
D0
(L)
(L)
(L)
(L)
(L)
V
DD
V
SS
(L)
(L)
(L)
(L)
(L)
A9