CHAPTER 1 OUTLINE
28
User’s Manual U11302EJ4V0UM
(2) PROM programming mode
•
100-pin plastic QFP (14 x 20)
µ
PD78P0208GF-3BA
Cautions 1. (L):
Connect independently to V
SS
via a pull-down resistor.
2. (D):
Connect via a driver.
3. V
SS
:
Connect to ground.
4. RESET:
Set to low level.
5. Open:
Do not connect to anything.
A0 to A16: Address bus
OE:
Output enable
V
DD
: Power supply
CE:
Chip enable
PGM:
Program
V
PP
: Programming power supply
D0 to D7: Data bus
RESET:
Reset
V
SS
: Ground
V
DD
D7
D6
D5
D4
D3
D2
D1
D0
RESET
Open
(L)
V
PP
Open
(L)
V
DD
A7
A6
A5
A4
A3
A2
A1
A0
V
SS
CE
OE
(L)
(D)
(L)
(D)
(D)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
(L)
V
SS
A8
A16
A10
A11
A12
A13
A14
A15
(L)
(L)
(D)
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
(L)
(L)
V
DD
V
SS
(L)
(L)
A9
V
SS
V
DD
(L)
(L)
(D) PGM