Schemaitc

1
1
2
2
3
3
4
4
D D
C C
B B
A A
L76X GPS HAT
P_RX
P_TX
GND
GND
GND
GND
GND
GND
GND
GND
USB_5V
USB_5V
P_3V3
P_3V3
wPi BCMBCM wPi
15
16
1
4
5
6
10
11
26
27
28
29
8
9
7
0
2
3
12
13
14
21
22
23
24
25
2
3
4
17
27
22
10
9
11
5
6
13
19
26
21
20
16
12
7
8
25
23
24
14
15
18
Raspberry Intarface
P4
GND
BAT
VBUS
1
D-
2
D+
3
ID
4
GND
5
SHIELD1
6
SHIELD2
7
SHIELD3
8
SHIELD4
9
USB.J1
USB
GND
R2 4.7k
R3 10k
GND
GND
U_TX
U_RX
Q_TX
Q_RX
GND
GND
GND
GND
1PPS
L_PPS1
R9
1K
1PPS
C9
0.1uF10uF/25V
C8
GND
GND
GND
R4 10R
L1
47nH
GND
1
DATA
2
GND
3
GND
4
GPS1
IPEX
C10
NC
C14
0.1uF
R5 0R
GND
C11
NC
P17
STANDBY
R10
1K
L_TXD1 L_RXD1
R11
1K
Q_RXQ_TX
Q_TX Q_RX
P_TXP_RX
U_RXU_TX
1
3
5
7
2
4
6
8
J1
Header 4X2
U_RX U_TX
K1
K_FORCE
R6
2K
GND
GND
1
TXD1
2
RXD1
3
1PPS
4
STANDBY
5
V_BCKP
6
NC
7
VCC
8
RESET
9
GND
10
RF_IN
11
GND
12
ANTON
13
NC
15
SDA/RES
16
SCL/RES
17
FORCE_ON
18
VCC_RF
14
Q1
Quectel L76B
aveshare
W
C13
4.7uF
C3
4.7uF
C4
0.1uF
C2
1uF
D+
D-
D+
D-
10uF/25V
C1
USB_5V
3V3OUT
V_BAT
V_BAT
USB_5V
GND
L_PWR1
R8
10K
Q2
8050
R16
4.7K
R15
4.7K
GND
STANDBY
P4
I2
1N4148
R14
10K
R7
10K
GND
CTS
23
RTS
24
RXD
25
TXD
26
DSR
27
DTR
28
DCD
1
RI
2
SUSPEND
11
SUSPEND
12
RST
9
D+
4
D-
5
VBUS
8
GND
3
VDD
6
REGIN
7
GND
29
U1
CP2102
GPS Standby mode
GPS Force mode
GPS Backup Power
Indicator light
GPS
USB to UART
VIN
1
GND
2
EN
3
BP
4
VOUT
5
U2
RT9193-33
C5
1uF C6
22nF
GND
3V3USB_5V
GND
3V3
3V3
3V3
3V3
1
2
3
S1
Switch
Power
Uart Chose
3V3 5V
SDA1 5V
SCL1 GND
GPIO7 TXD
GND RXD
GPIO0 GPIO1
GPIO2 GND
GPIO3 GPIO4
3V3 GPIO5
MOSI GND
MISO GPIO6
SCLK CE0
GND CE1
SDA0 SCL0
GPIO21 GND
GPIO22 GPIO26
GPIO23 GND
GPIO24 GPIO27
GPIO25 GPIO28
GND GPIO29
P1
RPI GPIO
I1
1N4148
3V3
R13
1K
R1 0R
USB_5V
GND
GND
P_3V3
P_SDA0 P_SCL0
P_SDA0
P_SCL0
GND
C12
104
C7
104
A0
1
A1
2
A2
3
GND
4
SDA
5
SCL
6
WP
7
VCC
8
U3
CAT24C32
P_3V3
R12
1K
R17
NC
P17
P17
PIBAT101
PIBAT102
COBAT1
PIC101
PIC102
COC1
PIC201
PIC202
COC2
PIC301
PIC302
COC3
PIC401
PIC402
COC4
PIC501
PIC502
COC5
PIC601
PIC602
COC6
PIC701
PIC702
COC7
PIC801
PIC802
COC8
PIC901
PIC902
COC9
PIC1001
PIC1002
COC10
PIC1101
PIC1102
COC11
PIC1201
PIC1202
COC12
PIC1301
PIC1302
COC13
PIC1401
PIC1402
COC14
PIGPS101
PIGPS102
PIGPS103
PIGPS104
COGPS1
PII101
PII102
COI1
PII201 PII202
COI2
PIJ101 PIJ102
PIJ103 PIJ104
PIJ105 PIJ106
PIJ107 PIJ108
COJ1
PIK101PIK102
COK1
PIL101 PIL102
COL1
PIL0PPS101
PIL0PPS102
COL0PPS1
PIL0PWR101
PIL0PWR102
COL0PWR1
PIL0RXD101
PIL0RXD102
COL0RXD1
PIL0TXD101
PIL0TXD102
COL0TXD1
COlogo1
PIP101 PIP102
PIP103 PIP104
PIP105 PIP106
PIP107 PIP108
PIP109 PIP1010
PIP1011 PIP1012
PIP1013 PIP1014
PIP1015 PIP1016
PIP1017 PIP1018
PIP1019 PIP1020
PIP1021 PIP1022
PIP1023 PIP1024
PIP1025 PIP1026
PIP1027 PIP1028
PIP1029 PIP1030
PIP1031 PIP1032
PIP1033 PIP1034
PIP1035 PIP1036
PIP1037 PIP1038
PIP1039 PIP1040
COP1
PIQ101
PIQ102
PIQ103
PIQ104
PIQ105
PIQ106
PIQ107
PIQ108
PIQ109 PIQ1010
PIQ1011
PIQ1012
PIQ1013
PIQ1014
PIQ1015
PIQ1016
PIQ1017
PIQ1018
COQ1
PIQ201
PIQ202
PIQ203
COQ2
PIR101 PIR102
COR1
PIR201 PIR202
COR2
PIR301 PIR302
COR3
PIR401 PIR402
COR4
PIR501 PIR502
COR5
PIR601PIR602
COR6
PIR701PIR702
COR7
PIR801
PIR802
COR8
PIR901
PIR902
COR9
PIR1001
PIR1002
COR10
PIR1101
PIR1102
COR11
PIR1201
PIR1202
COR12
PIR1301
PIR1302
COR13
PIR1401 PIR1402
COR14
PIR1501 PIR1502
COR15
PIR1601
PIR1602
COR16
PIR1701
PIR1702
COR17
PIS101
PIS102
PIS103
COS1
PIU101
PIU102
PIU103
PIU104
PIU105
PIU106
PIU107
PIU108 PIU109
PIU1011
PIU1012
PIU1023
PIU1024
PIU1025
PIU1026
PIU1027
PIU1028
PIU1029
COU1
PIU201
PIU202
PIU203 PIU204
PIU205
COU2
PIU301
PIU302
PIU303
PIU304 PIU305
PIU306
PIU307
PIU308
COU3
PIUSB0J101
PIUSB0J102
PIUSB0J103
PIUSB0J104
PIUSB0J105
PIUSB0J106
PIUSB0J107
PIUSB0J108
PIUSB0J109
COUSB0J1
PIQ104
PIR901
NL1PPS
PIC702
PIC802 PIC901
PII101
PIK102
PIQ108
PIQ109
PIR1001PIR1101
PIS101
PIU205
PIC302 PIC402
PIU106
PIU104
PIUSB0J103
NLD0
PIU105
PIUSB0J102
NLD0
PIBAT102
PIC102 PIC202 PIC301 PIC401
PIC501
PIC601 PIC701
PIC801 PIC902 PIC1002 PIC1102
PIC1202
PIC1302 PIC1402
PIGPS101
PIGPS103
PIGPS104
PIL0PPS102PIL0PWR102
PIP106
PIP109
PIP1014
PIP1020
PIP1025
PIP1030
PIP1034
PIP1039
PIQ101
PIQ1010
PIQ1012
PIQ202
PIR302
PIR701
PIR1602
PIR1702
PIS103
PIU103
PIU1029
PIU202
PIU301
PIU302
PIU303
PIU304
PIUSB0J105
PIUSB0J106
PIUSB0J107
PIUSB0J108
PIUSB0J109
NLGND
PIC602
PIU204
PIC1001
PIGPS102
PIL102
PIR502
PIC1101
PIQ1011 PIR501
PII102
PIR1301
PII201 PIS102 PII202 PIR1401
PIK101 PIR602
PIL101 PIR402
PIL0PPS101
PIR902
PIL0PWR101
PIR802
PIL0RXD101
PIR1002
PIL0TXD101
PIR1102
PIP103
PIP105
PIP1012
PIP1013
PIP1015 PIP1016
PIP1018
PIP1019
PIP1021 PIP1022
PIP1023 PIP1024
PIP1026
PIP1029
PIP1031 PIP1032
PIP1033
PIP1035 PIP1036
PIP1037 PIP1038
PIP1040
PIQ107
PIQ1013
PIQ1014 PIR401
PIQ1015
PIQ1016
PIQ1017
PIQ201 PIR1502
PIR1601
PIR101 PIUSB0J101 PIR201 PIU109
PIR301 PIU1011
PIR1202
PIR1701
PIU307
PIU101
PIU102
PIU1012
PIU1023
PIU1024
PIU1027
PIU1028
PIUSB0J104
PIP107
PIR1402 PIR1501
NLP4
PIP1011
PIQ1018
PIR601PIR702
NLP17
PIC1201
PIP101
PIP1017
PIR1201
PIU308
NLP03V3
PIJ105
PIP1010
NLP0RX
PIP1028
PIU306
NLP0SCL0
PIP1027
PIU305
NLP0SDA0
PIJ106
PIP108
NLP0TX
PIJ104
PIL0RXD102
PIQ103
NLQ0RX
PIJ103
PIL0TXD102
PIQ102
NLQ0TX
PIQ105
PIQ203
NLSTANDBY
PIJ101
PIJ108
PIU1025
NLU0RX
PIJ102
PIJ107
PIU1026
NLU0TX
PIC101 PIC201
PIC502
PIP102
PIP104
PIR102 PIR202
PIR801
PIU107
PIU108
PIU201
PIU203
NLUSB05V
PIBAT101 PIC1301 PIC1401
PIQ106
PIR1302