1
USB.J1
VBUS
D-
D+
ID
GND
SHIELD1
SHIELD2
SHIELD3
SHIELD4
USB
D_N
D_P
USB_5V
1
2
3
4
5
6
7
8
9
GND
USB
aveshareW
NEO/LEA-XXT GNSS TIMING HAT
2
USB_5V
U1
1
2
3
VIN
GND
EN
VOUT
BP
RT9193-33
C1
1uF
GND
3V3
5
4
C2
C3
22nF
100nF
GND
3
3V3
I1
1N4148
R1
1K
V_BCKP
Uart & I2C
C4
4.7uF
C5
100nF
BAT
4
P1
3V3
VCCB
USB_5V
USB_5V
GND
NEO_RXD
NEO_TXD
P_27
SDA
SCL
1PPS
1
2
3
4
5
6
7
8
9
10
11
Power
GND
3V3
R3
1K
R4
1K
PPS
R5
1K
TXD1
RXD1
PPS1
R2
1K
PWR1
NEO_TX
GND
NEO_RX
GND
Indicator light
BCM
wPi
P2
wPi
BCM
2
3
4
17
27
22
10
9
11
5
6
13
19
26
8
9
7
0
2
3
12
13
14
21
22
23
24
25
P_3V3
P_SDA
P_SCL
P4
GND
P17
P27
P22
3V3_P
P_MOSI
P_MISO
P_SCK
GND
ID_SD
P5
P6
P13
P19
P26
GND
2
1
4
3
6
5
8
7
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
PPS
USB_5V
USB_5V
GND
P_TX
P_RX
P18
GND
P23
P24
GND
P25
P_CE0
P_CE1
ID_SC
GND
GND
P12
GND
P16
P20
P21
15
16
1
4
5
6
10
11
26
27
28
29
14
15
18
23
24
25
8
7
12
16
20
21
RPI GPIO
Raspberry Interface
1
2
H1
1
2
3
GNSS
VCCB
C7
100nF
GND
NEO_RXD
NEO_TXD
P_27
SDA
SCL
1PPS
47K
R6
3V3
C6
19
11
20
18
17
16
15
14
13
12
U2
VCCB
GND
B1
B2
B3
B4
B5
B6
B7
B8
VCCA
OE
A1
A2
A3
A4
A5
A6
A7
A8
2
10
1
3
4
5
6
7
8
9
GND
100nF
NEO_RX
NEO_TX
P_TX
P_RX
P27
P_SDA
P_SCL
PPS
47K
R7
GND
TXS0108EPWR
GND
D_N
D_P
R9
R10
22R
22R
Voltage Level Switch
R8 NC
GND
PPS
P27
D1_N
D1_P
3V3
3V3
VCC_RF
GND
GND
1
2
3
4
5
6
7
8
9
10
11
12
U3
SAFEBOOT_N
D_SEL
TIMEPULSE
EXTINT
USB_DM
USB_DP
VDD_USB
RESET_N
VCC_RF
GND
RF_IN
GND
GND
VCC
V_BCKP
RXD/SPI_MOSI
TXD/SPI MISO
SCL/SPI CLK
SDA/SPI_CS_N
RESERVED
RESERVED
RESERVED
LNA_EN
GND
NEO-M8
P_TX
P_RX
24
23
22
21
20
19
18
17
16
15
14
13
GND
3V3
V_BCKP
NEO_RX
NEO_TX
P_SCL
P_SDA
LNA_EN
GND
GND
1
2
VCC_RF
3
U4
R2
D2
D2
R1
ON/OFF
S2
Si1040X
6
5
4
LNA_EN
IND1
27nH
R13
10K
R11
10K
R12
100K
C13
1nF
VCC_RF
3V3
C8
1nF
C9
C10
C11
C12
10uF
4.7uF
10nF
100nF
GND
3
GND
GND
NEO-M8
4
A
B
C
D
A
B
C
D