Gps Circuit - Boardcon Embedded Design MINI3288 User Manual

2.11 GPS Circuit

VCC_RTC
VDD_GPS
P8
4
3
2
IPEX
GSC/SMD
1
GND
2
GPS_UART3_RX
TX_OUT
3
GPS_UART3_TX
RX_IN
4
TUMEPUL
5
EXTINT
6
V_BCKP
7
GPSVDDIO
VCC_IO
8
VCC
9
GPSRST
VRESET
C52
C23
33NF
33NF
GPS_UART3_RX
GPS_UART3_TX
GPS_Power_ON
SY S_POWER
C24
C8
10uF/10V
0.1uF
VDD_GPS
GPS_Power_ON
R40
10K
GPSRST
VDD_GPS
C54
0.1uF
Customize the embedded system based on
1
Keep 50 OHM
MU4
18
RESERVED
17
SCL2
16
SDA2
15
V_ANT/NC
14
RFVCC
VCC_RF
13
ANTON
12
GND
11
GPS_RFIN
RF_IN
10
GND
ST-91-U7
MAX-7
GPS_UART3_RX
GPS_UART3_TX
GPS_Power_ON
U20
R1131N331D
VDD_GPS
SOT23-5
1 5
IN OUT
C6
2
10uF/10V
GND
3 4
EN NC
GPSVDDIO
R41 0R
20
Your Idea
L51
47nH
C21
0.1uF
10
10
10
C19
0.1uF