Publicité
1
D
L1
LED7X4
VCC
R5
470
Q5
C
9013
R1
D3
2K
3V
B
A
1
2
RX1
4.7K
VCC
a
b
c
d
e
f
g
h
Q4
RX2
A1015
Q1
Q2
Q3
A1015
A1015
A1015
R2
R3
R4
2K
2K
2K
10K
VCC
Up
D2
S3
IN4148x2
S2
D1
S1
R8
10K
Enter
U2
421161P
2
U1
RX3
AT89C52/1
10K
11
La
La
1
P10/T
7
Lb
Lb
2
P11/T
4
Lc
Lc
3
P12
2
Ld
Ld
4
P13
1
Le
Le
5
P14
10
Lf
Lf
6
P15
5
Lg
Lg
7
P16
3
Lh
Lh
8
P17
VCC
1
RXD
RXD
10
2
RXD
TXD
TXD
11
3
TXD
INT0
INT0
12
4
INT0
Kdown
Kdown
13
5
INT1
O1
O1
14
6
T0
T1
T1
15
7
T1
Kenter
Kenter
16
8
WR
Kup
Kup
17
9
RD
Y1
16MHz
C1
30P
U4
MC7805T
VCC
1
3
Vin
+5V
C3
C4
C9
104
470U/25V
470U/16V
3
VCC
39
P00
38
T1
P01
37
O1
P02
36
TXD
P03
35
INT0
P04
34
P2.6
P05
33
P2.7
P06
32
P07
21
L4
P20
22
L3
P21
23
L2
P22
24
L1
P23
25
SDA
P24
26
SCL
P25
27
P2.6
P26
R6
28
P2.7
P27
R7
10K
10K
VCC
31
EA/VP
30
ALE/P
29
PSEN
9
RESET
R9
10K
C2
30P
U3
SN75176
C5
C6
104
104 C8
104
Title
Size
Number
A4
Date:
12-Sep-2002
File:
F:\futurelight
DIAGRAM\TMH250-14CH.Ddb
\TMH250-14CH\CIRCUIT
3
4
D
JP1
10
9
8
7
6
5
4
3
2
1
10HEADER
C
B
TITLE:
FUTURELIGHT PHS-250
A
TYPE:
Circuit diagram
Revision
DOC:
Sheet
of
DATE:
13.09.2002
SHEET:
1/3
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