User's Guide
Bluetooth Serial Converter UART Interface 9600bps
© 2004-2008 Sure Electronics Inc.
GP-GC021_Ver1.0_page 6
Application Schematics
J3
DB9
5
9
4
8
3
7
2
6
1
11 10
GPSTXD
C5
105
D5 1N5819
1 2
U6 GP-GC021
1
2
11
12
14
16
19
17
10
18
28
8
15
2213
27
23
24
25
26
4
3
6
5
9
7
20
21
29
30
31
32
33
34
UART-TX
UART-RX
RESET
3.3V
GND
SPI-CSB
SPI-CLK
SPI-MOSI
AIO(1)
SPI-MISO
PIO(5)
PCM-SYNC
USB D-
GNDGND
PIO(4)
PIO(0)
PIO(1)
PIO(2)
PIO(3)
UART-RTS
UART-CTS
PCM-OUT
PCM-CLK
AIO(0)
PCM-IN
USB D+
GND
PIO(6)
PIO(7)
PIO(8)
PIO(9)
PIO(10)
PIO(11)
Q1
9014
R2
101
+5V
D1
LED/ G
12
R13 471
USBRX
U3E
74HC04
11 10
147
BTTX
R7
270R
1 2
C14
104
R15 10k
U4B
74HC00
4
5
6
14
7
VCC
U2
CY T8117-3. 3V
3 2
1
IN OUT
GND
BTTX
U3F
74HC04
13 12
147
VCC
+5V
D7 LED/Y
12
USBTX
D6 1N5819
1 2
+
C1
100uF/ 16V
12
BAT1
Li-ion/ 3V
12
B+B-
VCC
C7
104
RFIN
C8
105
U3B
74HC04
3 4
147
R3
101
U3A
74HC04
1 2
147
S2
SWITC H
1
2
3
4
J2 DJ005B
3
2
1
+
C4
22uF/16V tan
12
R4
101
VCC
C9
105
C12
104
BTRX
R11 10k
3V3RX
U3C
74HC04
5 6
147
5VTX
F1 Fuse_100mA
C17 224
12
U3D
74HC04
9 8
147
RF
BB
GPS1
HPM103H-6
1
2
3
38
4
37
5
36
6
35
7
34
8
33
9
32
10
31
11
30
12
29
13
28
14
27
15
26
16
25
17
24
18
23
19
22
20
21
VCC
GND
GPIO15
WAKEU P/IO11
RXD0
RTC_SCK/IO8
TXD0
RTC_SDA/IO9
TXD1
IO2
RXD1
SPI_XCS0
IO3
SPI_SCK/IO14
RF_ON
SPI_SDO/IO13
GND
SPI_SDI/IO12
GND
GND
GND
IO4
GND
IO1
GND
IO0
GND
IO7
GND
IO5
RF_IN
IO6
GND
IO10
V_ANTENN A
RESET
VCC_RF
V_BAT
VCC
RFIN
J1
CON8A
1
3
5
7
2
4
6
8
GPSTXD
R19
101
Bluetooth Module
VCC
P1 SMA
1
2
3
4
5
ANT_PAD
GND
GND
GND
GND
VCC
VCC
SP232
C6
105
R9 10K
232RX
S1
SWITC H
1
2
3
4
C18 224
12
U1
CY T8117-3.3V
3 2
1
IN OUT
GND
R6 10K
C10
104
U5
MAX3232
1
3
2
4
5
6
11
10
14
7
12
9
13
8
15 16
C1+
C1-
V+
C2+
C2-
V-
T1i n
T2i n
T1out
T2out
R1out
R2out
R1in
R2in
GND VCC
PPS
USBRX
VCC
C15 224
12
+5V
VCC
VCC
VCC _ANT
R1
331
+
C2
100uF/ 16V
12
D2
LED/ G
12
232TX
R17 101
C16 224
12
GPSRXD
R10 DNI
+
C3
22uF/ 16V tan
12
+5V
D3
LED/ R
12
VCC
C13
104
VCC
GPSRXD
+5V
232TX
BTRX
VCC
VCC_ANT
R12 DNI
+5V
R20 10K
5VRX
R8 10k
U4D
74HC00
12
13
11
14
7
R5 10k
3V3TX
R16
1K
VCC
VCC_ANT
D4
LED/B
12
C11
104
VCC
U4A
74HC00
2
1
3
14
7
R18 10K
R14 10k
GPSRXD
U4C
74HC00
9
10
8
14
7
USBTX
232RX
VCC
PPS