Linx Technologies EVAL-xxx-KH2 - Manual (Page 4)

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Q1 2N2222
R
3
2.2K
R4 10K
VCC
Q2 2N2222
R6 2.2K
R5 10K
R7 220 OHM
VCC
VCC
S
4
EG121
8
1 2 3
20 19 1 8
4 5 6
17 16 15
7 8 9
14 1 3 12
10
11
S
1
S
W-DIP-10
GND
GND
GND
VCC
GND GND
GND
BZ1 BUZZER
B`
4
C
5
C`
6
GND
7
B
3
A`
2
A
1
E
11
F`
12
F
1 3
VCC
14
E`
10
D
9
D`
8
U2 CD4069UB HEX INVERTER
C1
0.01
u
F R1 100k R2 10k
RF
1
GND 2-5
ANT1 CONREV
S
MA001
NC
1
D0
2
D1
3
GND
4
VCC
5
PDN
6
D2
7
D
3
8
D4
9
DATA
10
VT
11
D5
12
D6
1
3
D7
14
A0
15
A1
16
A2
17
A
3
1 8
A4
19
A5
20
A6
21
A7
22
A
8
2 3
A9
24
R
SS
I
25
NC
26
GND
27
ANT
2 8
U1 RXD-XXX-KH2
LED1
1 2 3 4 5 6 7 8 9 10
T
S 1
Te
s t S
trip 1
B1 BAT-LINX20
3 2
VCC
S8 EG121
8
GND
B1 BAT-LINX20
3
2
+
C1 10
u F
GND VCC
1 2 3
20 19 1 8
4 5 6
17 16 15
7 8 9
14 1 3 12
10
11
S
9
S
W-DIP-10
GND
GND
GND
VCC
VCC
GND
VCC VCC
R1
0 OHM
S
W1
S
W-
S
PDT
S
W0
S
W-
S
PDT
GND/LVL
1
D0
2
D1
3
GND
4
VCC
5
TE
6
D2
7
D
3
8
D4
9
D5
10
D6
11
D7
12
A0
1
3
A1
14
A2
15
A
3
16
A4
17
A5
1
8
A6
19
A7
20
A
8
21
A9
22
GND
2
3
ANT
24
U1 TXE-XXX-KH2
RF
1
GND 2-5
ANT1 CONREV
S
MA001
S
6
S
7
S
5
S
4
S3 S
2
S
1
S
0
D
3
D4 D5 D7 D6 D2 D1 D0 TE
1 2 3 4 5 6 7 8 9 10
T S
1
TE
S
T
S
TRIP 1
GND D
3
D4 D5 D7 D6 D2 D1 D0
TE
D7 D6 D5 D4 D0 D
3
D2 D1
R2 100K
GND
TE
EVAL-***-KH2 Receiver Board Schematic EVAL-***-KH2 Transmitter Board Schematic