A4 14.2.2001 44
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EZDN41 DISPLAY - CIRCUIT DIAGRAM
SL-250
V 1.0
1. GND
2. DMX DIRECTION
3. LAMP SENSOR
4. VCC +5V
5.TERMISTOR 20 C=15k, 37 C=10k
6. INTERNAL DATA
7. LAMP ON/OFF
8. DMX DATA
9. FAN PWM OUT
10. 50Hz IN
VCC
R3
2x4K7
R1
S1 S2 S3 S4
4xKEY501
VCC
T4
R19
4K7
R18
4K7
T3 2xBC807
VCC
T2
R7
4K7
R6
4K7
T1 2xBC807
A0 1
A1 2
A2 3
VSS 4
SDA
5SCL
6WP
7VCC
8
IC2
24C08
R5
1K
VCC
J1
PSL10
1
6
1
5321
1
8
1
74
1
1
1
0865
1
279
1
3
1
4DP1
A/C
A B C C E F G PD A B C C E F G PD A B C C E F G PD A B C C E F G PD
A/C A/C A/C
DA56-11EWA
1
6
1
5321
1
8
1
74
1
1
1
0865
1
279
1
3
1
4DP2
DA56-11EWA
R12
R14
R13
R9
R10
VCC
RC0/AD0
2
RC1/AD1
3
RC2/AD2
4
RC3/AD3
5
RC4/AD4
6
RC5/AD5
7
RC6/AD6
8
RC7/AD7
9
RB0/CAP1
11
RB1/CAP2
12
RB2/PWM1
13
RB3/PWM2
14
RB4TCLK12
15
RB5/TCLK3
16
RB6
17
RB7
18
OSC1
19
OSC2/CLKO
20
TEST
27 G
N
D
1
0
G
N
D
3
1
MCLR 32
RD0/AD8 40
RD1/AD9 39
RD2/AD10 38
RD3/AD11 37
RD4/AD12 36
RD5/AD13 35
RD6/AD14 34
RD7/AD15 33
RE0/ALE 30
RE1/OE 29
RE2/WR 28
RA0/INT 26
RA1/RT 25
RA2 24
RA3 23
RA4/RX/TX 22
RA5/TX/CX 21
V
C
C
1
IC1 PIC17C43
12
VCC
R4
R30
R31
18K
270
R2
1K 100
Cx
100n
R22
4K7
R16 1K
C1
22n
C6
22n
R11
R15
R8
8x220R
R17
1K
X1
16MHz
C4
15p BC807
VCC
R21
R23
3K9
T5
24K
C2
R20
1K
+
100µF