Circuit Diagrams and PWB Layouts
10.
SSB: Keyboard/LED/IR Interface
1
8
9
3
0_505_100
3
02.ep
s
100
3
02
Key
b
o
a
rd/LED/IR Interf
a
ce
B06
B06
2010-01-05
2
0171-2271-
3
20
3
Key
b
o
a
rd/LED/IR Interf
a
ce
LED1
LED1
LED2
LED2
5V
S
W
3
V
3S
B
12VIN
3
V
3S
B
3
V
3S
B
5V
S
B
3
V
3S
B
5V
S
B
3
V
3S
B
3
V
3S
B
3
V
3S
B
3
V
3S
B
REG
3
V
3
ADIN0
8
ADIN
3
8
RXD0
8
TXD0
8
RXD1
8
TXD1
8
RXD0
8
TXD0
8
PWR_DOWN
8
IR_OUT
3
IR_
3
,
8
GPIO2
3
8
GPIO20
8
TXD0R
4
RXD0R
4
D17
MM
S
Z52
3
7B-7-F
D17
MM
S
Z52
3
7B-7-F
R205
100
R205
100
TP6
3
TP6
3
R615
NC_100
060
3
R
R615
NC_100
060
3
R
R456
10K
R456
10K
C1
33
1000pF/50V
C1
33
1000pF/50V
TP605
TP605
R202
4K7
R202
4K7
2
1
3
Q
3
7
MMBT
3
904LT1G
Q
3
7
MMBT
3
904LT1G
R21
3
15K
0402R
R21
3
15K
0402R
TP2
3
TP2
3
R206
100
R206
100
R614
NC_100
060
3
R
R614
NC_100
060
3
R
R20
3
4K7
R20
3
4K7
R44
8
NC_10K
R44
8
NC_10K
C1
3
4
1000pF/50V
C1
3
4
1000pF/50V
TP426
TP426
R61
3
4K7
0402R
R61
3
4K7
0402R
TP416
TP416
TP6
8
TP6
8
2
1
3
Q1
8
MMBT
3
904LT1G
Q1
8
MMBT
3
904LT1G
R209
100
R209
100
FB7
120 ohm/0.5A
FB7
120 ohm/0.5A
C1
3
7
1000pF/50V
C1
3
7
1000pF/50V
TP59
TP59
TP175
TP175
R210
100
R210
100
TP15
TP15
R220
100
060
3
R
R220
100
060
3
R
R222
100
060
3
R
R222
100
060
3
R
R454
NC_10K
R454
NC_10K
TP17
TP17
TP69
TP69
TP42
3
TP42
3
FB6
120 ohm/0.5A
FB6
120 ohm/0.5A
R21
8
4K7
0402R
R21
8
4K7
0402R
R207
4K7
R207
4K7
C1
38
0.22
u
F/25V
C1
38
0.22
u
F/25V
TP16
TP16
TP421
TP421
TP64
TP64
TP415
TP415
R626
4K7
R626
4K7
R452
NC_10K
R452
NC_10K
TP
3
54
TP
3
54
TP425
TP425
R221
22
R221
22
TP67
TP67
1
2
3
4
5
R
L
P10
WTJ-0
3
5-2
8
Z
S
A
PH_2
S
J15
3
5
R
L
P10
WTJ-0
3
5-2
8
Z
S
A
PH_2
S
J15
3
5
TP60
TP60
TP
3
56
TP
3
56
R44
3
NC_10K
R44
3
NC_10K
C299
NC_0.1
u
F/16V
C299
NC_0.1
u
F/16V
R22
3
22
R22
3
22
2
1
3
Q17
MMBT
3
904LT1G
Q17
MMBT
3
904LT1G
TP5
8
TP5
8
2
1
3
Q16
MMBT
3
906LT1G
Q16
MMBT
3
906LT1G
C1
3
5
1000pF/50V
C1
3
5
1000pF/50V
RV
3
6
EGA1-060
3
-V05-B
060
3
VAR
RV
3
6
EGA1-060
3
-V05-B
060
3
VAR
C296
NC_0.1
u
F/16V
C296
NC_0.1
u
F/16V
R201
4K7
R201
4K7
TP604
TP604
TP62
TP62
R212
100
R212
100
TP176
TP176
C1
3
6
1000pF/50V
C1
3
6
1000pF/50V
2
1
3
Q
33
NC_MMBT
3
904LT1G
Q
33
NC_MMBT
3
904LT1G
R214
6
8
1_F
R214
6
8
1_F
R204
0
R204
0
R216
1K
R216
1K
TP420
TP420
C1
3
2
1
u
F/25V
C1
3
2
1
u
F/25V
2
1
3
Q
3
5
MMBT
3
904LT1G
Q
3
5
MMBT
3
904LT1G
1
2
3
4
5
6
7
8
J
3
2R00-LOCK-
8
M
W200_
8
J
3
2R00-LOCK-
8
M
W200_
8
TP66
TP66
RV
3
7
EGA1-060
3
-V05-B
060
3
VAR
RV
3
7
EGA1-060
3
-V05-B
060
3
VAR
D1
8
NC_MM
S
Z5226B
D1
8
NC_MM
S
Z5226B
TP14
TP14
R215
1K
R215
1K
R441
NC_10K
R441
NC_10K
TP
3
5
3
TP
3
5
3
TP71
TP71
TP61
TP61
R20
8
15K
0402R
R20
8
15K
0402R
1
2
3
4
J4
2R00_1X4M
J4
2R00_1X4M
R211
100
R211
100
TP291
TP291
TP65
TP65
TP70
TP70
TP
3
55
TP
3
55
C1
3
1
1
u
F/25V
C1
3
1
1
u
F/25V
R217
4K7
0402R
R217
4K7
0402R
R612
4K7
0402R
R612
4K7
0402R