
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
DLP-RFID-LP8C
IN1
IN2
COM
OUT1
OUT2
Not used
Simplified
Schematic
Matching
network &
filtration
SPKR
SWVCC
SIMO
3VCC
SOMI
DATA_CLK
SWVCC
SIMO
RESET
3VCC
3VCC
TOHOST
3VCC
SLAVE_SELECT
SLAVE_SELECT
SOMI
DATA_CLK
FROMHOST
LED
LED
ANT_SEL_C
ANT_SEL_B
ANT_SEL_A
EXT_IN1
EXT_IN2
EXT_OUT1
EXT_OUT2
SPKR
EXT_OUT1
EXT_IN2
EXT_OUT2
3VCC
EXT_IN1
3VCC
ANTENNA
UCVCC
SWVCC
J5
PROGRAMMING HEADER
1
2
3
4
5
6
7
8
R33
470
ISO1
LTV846
2
1
5
4
3
6
7
8
12
11
10
9
16
15
14
13
C25
0.01uF
R32
470
U2
MSP430F2370
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
DVCC
XIN/P2.6/CA6
XOUT/P2.7/CA7
P1.0/TACLK
P1.1/TA0
P1.2/TA1
P1.3/TA2
P1.4/SMCLK
P1.5/TA0
P1.6/TA1
P1.7/TA2
P2.0/ACLK/CA2
P2.1/TAINCLK/CA3
P2.2/CAOUT/TA0/CA4
P2.3/CA0/TA1
P2.4/CA1/TA2
P2.5/Rosc/CA5
P3.0/UCB0STE/UCA0CLK
P3.1/UCB0SIMO/UCB0SDA
P3.2/UCB0SOMI/UCB0SCL
P3.3/UCB0CLK/UCA0STE
P3.4/UCA0TXD/UCA-SIMO
P3.5/UCA0RXD/UCA0SOMI
P3.6
P3.7
P4.0/TB0
P4.1/TB1
P4.2/TB2
P4.3/TB0
P4.4/TB1
P4.5/TB2
P4.6/TBOUTH/ACLK
P4.7/TBCLK
TD
O/TD
I
TD
I/TC
L
K
TMS
TC
K
RST/NMI
D/AVSS
AVCC
C47
22pF
R20
47K
Q1
MMBT3904
J1
1
2
R36
1.8K
R31
10K
R29
470
J4
1
2
3
R34
1.8K
C24
2.2uF
Q2
MMBT3904
R19
100
TG
Mode Sel
1
2
R37
47K
Y1
13.56MHz
C46
22pF
D10
GR TAG LED
R35
10K
U1
TRF7970A
5
14
15
4
16
17
18
1
2
3
6
7
8
9
10
11
12
13
19
20
21
22
23
24
25
26
27
28
29
30
31
32
TX_OUT
MOD
VSS_A
VDD_PA
VDD_IO
IO0
IO1
VDD_A
VIN
VDD_RF
VSS_PA
VSS_RX
RX1_AM
RX2_PM
VSS
BG
ASK/OOK
IRQ
IO2
IO3
IO4
IO5
IO6
IO7
EN2
DATA_CLK
SYS_CLK
EN
VSS_D
XTAL_OUT
XTAL_IN
VDD_X
C34
0.01uF
C33
2.2uF
BZ1
Buzzer
R22
470