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W78LE812 Datasheet(PDF) 2 Page - Winbond

Part # W78LE812
Description  8-BIT MTP MICROCONTROLLER
PDF  25 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  WINBOND [Winbond]
Direct Link  http://www.winbond.com
Logo WINBOND - Winbond

W78LE812 Datasheet(HTML) 2 Page - Winbond

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W78LE812
- 2 -
PIN CONFIGURATIONS
VDD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
39
40
34
35
36
37
38
30
31
32
33
26
27
28
29
21
22
23
24
25
P0.0, AD0
P0.1, AD1
P0.2, AD2
P0.3, AD3
P0.4, AD4
P0.5, AD5
P0.6, AD6
P0.7, AD7
EA,VPP
ALE,P4.5
PSEN,P4.6
P2.5, A13
P2.6, A14
P2.7, A15
P2.0, A8
P2.1, A9
P2.2, A10
P2.3, A11
P2.4, A12
INT2,,T2, P1.0
40-Pin DIP (W78LE812)
INT4,P1.2
INT5,P1.3
INT6,P1.4
INT7,P1.5
INT8,P1.6
A9CTRL,RXD, P3.0
A13CTR,LTXD, P3.1
INT9,P1.7
RST
A14CTRL,INT0, P3.2
OECTRL,INT1, P3.3
T0, P3.4
T1, P3.5
CE,WR, P3.6
OE,RD, P3.7
XTAL1
XTAL2
VSS
INT3,T2EX, P1.1
44-Pin PLCC (W78LE812P)
44-Pin PQFP (W78LE812F)
40
2
1 44 43 42 41
6
5
4
3
39
38
37
36
35
34
33
32
31
30
29
P0.4, AD4
P0.5, AD5
P0.6, AD6
P0.7, AD7
EA,VPP
ALE,P4.5
PSEN,P4.6
P2.7, A15
P2.6, A14
P2.5, A13
28
27
26
25
24
23
22
21
20
19
18
17
10
9
8
7
14
13
12
11
16
15
X
T
A
L
1
V
S
S
P
2
.
4
,
A
1
2
P
2
.
3
,
A
1
1
P
2
.
2
,
A
1
0
P
2
.
1
,
A
9
P
2
.
0
,
A
8
X
T
A
L
2
P
3
.
7
,
/
R
D
P
3
.
6
,
/
W
R
P4.1
P
4
.
0
A
D
3
,
P
0
.
3
T
2
,
P
1
.
0
P
1
.
2
V
D
D
A
D
2
,
P
0
.
2
A
D
1
,
P
0
.
1
A
D
0
,
P
0
.
0
T
2
E
X
,
P
1
.
1
P
1
.
3
P
1
.
4
P
4
.
2
,
I
N
T
3
,
I
N
T
6
,
I
N
T
5
,
I
N
T
4
,
I
N
T
2
INT7,P1.5
INT8,P1.6
INT9,P1.7
RST
A9CTRL,RXD, P3.0
A13CTRL,TXD, P3.1
A14CTRL,INT0, P3.2
OECTRL,INT1, P3.3
T0, P3.4
T1, P3.5
P4.3
34
40 39 38 37 36 35
44 43 42 41
33
32
31
30
29
28
27
26
25
24
23
P0.4, AD4
P0.5, AD5
P0.6, AD6
P0.7, AD7
EA,VPP
ALE,P4.5
PSEN,P4.6
P2.7, A15
P2.6, A14
P2.5, A13
22
21
20
19
18
17
16
15
14
13
12
11
4
3
2
1
8
7
6
5
10
9
X
T
A
L
1
V
S
S
P
2
.
4
,
A
1
2
P
2
.
3
,
A
1
1
P
2
.
2
,
A
1
0
P
2
.
1
,
A
9
P
2
.
0
,
A
8
X
T
A
L
2
P
3
.
7
,
/
R
D
P
3
.
6
,
/
W
R
P
4
.
0
P4.1
A
D
3
,
P
0
.
3
T
2
,
P
1
.
0
P
1
.
2
V
D
D
A
D
2
,
P
0
.
2
A
D
1
,
P
0
.
1
A
D
0
,
P
0
.
0
T
2
E
X
,
P
1
.
1
P
1
.
3
P
1
.
4
P
4
.
2
,
I
N
T
3
,
I
N
T
6
,
I
N
T
5
,
I
N
T
4
,
I
N
T
2
,
,
/
C
E
/
O
E
INT7,P1.5
INT8,P1.6
INT9,P1.7
RST
A9CTRL,RXD, P3.0
A13CTRL,TXD, P3.1
A14CTRL,INT0, P3.2
OECTRL,INT1, P3.3
T0, P3.4
T1, P3.5
P4.3
,
,
/
C
E
/
O
E



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