W78C438C_06 Datasheet, PDF (3/22 Pages) Winbond – 8-BIT MICROCONTROLLER

3. PIN CONFIGURATIONS
W78C438C
PPPP
1111
....
4321
P
1
.N
0C
D DD D D D D D
P PP P P P P P
4 44 4 4 4 4 4
. .. . . . . .N
7 65 4 3 2 1 0C
P
V0
D.
D0
PP PP
00 00
.. ..
12 34
P1.5
P1.6
P1.7
RESET
P8.0
P8.1
P8.2
P8.3
P8.4
P8.5
P8.6
P8.7
INT3
INT2
RXD, P3.0
VDD
TXD, P3.1
INT0, P3.2
INT1, P3.3
T0, P3.4
T1, P3.5
1198765 _{4 321 88888 77 777}
10
12
43210 98 765
74
13
73
14
72
15
71
16
70
17
69
18
68
19
67
20
66
21
W78C438CP
65
22
64
23
84-pin PLCC
63
24
62
25
61
26
60
27
59
28
58
29
57
30
56
31
55
32
54
3333 33344444444445555
3456 78901234567890123
P0.5
P0.6
P0.7
EA
AP5.0
AP5.1
AP5.2
AP5.3
AP5.4
AP5.5
AP5.6
AP5.7
V DD
VSS
ALE
PSEN
P2.7
P2.6
P2.5
P2.4
P2.3
PPXX VNAAA AAAAA AAAAPP P
3 3 TT SCPPP PPPPP PPPP2 2 2
. . AA S 777 7 6 6 6 6 6 6 6 6 . . .
67LL
. . . . . . . . . . . . 012
, , 21
321 07654 3210
//
,,, ,
WR
/// /
RD
CCC C
SSS S
321 0
Publication Release Date: December 4, 2006
-3-
Revision A6