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Display Board -- Circuit Diagram
SM2
SM1
1
1
SMARK
SMARK
SM3
SM4
1
1
SMARK
SMARK
SEG[00:20]
100R
R23
J3
DATA
100R
R3
J4
CS
100R
R4
J5
WR
10R
R35
J1
A5.6V
EC6
EC-100UF/10V
J2
COM00
COM01
COM02
COM03
AD1
AD2
J7
12-2
IR
R18
47R
3.3V
R32
0R
IR
COM[00:06]
44
12
SEG11
DI
SG12
43
13
SEG12
CLK
SG13
42
14
SEG13
CE
SG14
41
15
SEG14
VDD
SG15
40
16
SEG15
OSC
SG16
39
17
SEG16
VSS
SG17
38
18
SEG17
VLCD
SG18
37
19
SEG18
COM1
SG19
36
20
SEG19
COM2
SG20
35
21
SEG20
COM3
SG21
34
22
SG22
COM4
J8
470
A5.6V
R19
D1
ROT_A/B
10K
Q2
ECO_POWER
R20
8550
1N4148
J10
A5.6V
5.6V
J9
LED2
R25
150R
R26
10K
LED_PWM
R29
22K
Q3
B
8050
EC4
2.2U/10V
GND
ECO_POWER
IR
LED_PWM
ROT_A/B
DATA
WR
CS
GND
AD1
AD2
3.3V
5.6V
12-2
1
R21
10K
ROT_B
2
ROT_A
3
4.7K
R22
PJ5
VOL
EC5
EC-22UF/10V
PJ7
CON13P-2.0
1
2
3
4
5
6
7
8
9
10
11
12
13
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