Schematics

1
1
2
2
3
3
4
4
D D
C C
B B
A A
RTC WatchDog HAT
A
2
B
J1
aveshare
W
MR
1
VCC
2
GND
3
PFI
4
PFO
5
WDI
6
REST
7
WDO
8
U3
MAX705CSA
Type_C_5V
GND
RESET
WDI
Q1
BSS138
C5
22uF
R5 1M
Type_C_5V
GND
C6
22uF
R4 1M
GND
A1/B12
VBUS
A4/B9
CC1
A5
DN2
B7
DP1
A6
DN1
A7
SBU1
A8
GND
A12/B1
VBUS
A9/B4
CC2
B5
DP2
B6
SBU2
B8
GND
MTB
Type_C1
GND
C4
10uF
GND
Type_C_5V
Type_C_5V
MCU_5V
C3
10uF
S
1
S
2
S
3
G
4
D
5
D
6
D
7
D
8
M1
C2
10uF
Type_C_5V
GND
WD_OUT'
WD_OUT'
GND
SN74
NC
1
A
2
GND
3
Y
4
VCC
5
U1
SN74LVC1G07
GND
Type_C_5V
R1
1M
C1 10uF
WD_OUT''
WD_OUT
GND
GND
GND
GND
GND
GND
GND
GND
GND
RPI_3V3
RPI_3V_1
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
RPI_5V
RPI_5V
RPI_5VMCU_5V
32KHz
1
VCC
2
INT/SQW
3
RST
4
NC
5
NC
6
NC
7
NC
8
NC
9
NC
10
NC
11
NC
12
GND
13
VBAT
14
SDA
15
SCL
16
U4
DS3231
3V3
C7
0.1uF
GND
GND
P_SCL
P_SDA
BAT1
I2C Address: 0x68
R13
10K
INT
R11 10K/NC
R12 10K/NC
3V3
VIN
1
GND
2
EN
3
BP
4
VOUT
5
U5
RT9193-33
C10 22nF
GND
Type_C_5V 3V3
C9
1uF
GND
C8
104
GND
GND
Type_C_5V
Type C Power
R7
100K
RTC
R6
1K
L1
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
P2
D4
D17
D23
D18
D4
D17
D23
D18
R15 0R
R16 NC
R17 NC
R18 NC
WDI
R14 1K
GND
D27
1
2
3
4
5
P1
Header 5
Type_C_5V
WDI
GND
P_SCL
P_SDA
WDOG
TXD
RXD
P_SCL
P_SDA
D22
MOSI
MISO
SCLK
SDA0
D5
D6
D7
D8
D13
D19
D20
D21
D24
D25
D26
D12
D16
SCL0
WD_OUT''
SN74
NC
1
A
2
GND
3
Y
4
VCC
5
U2
SN74LVC1G07
SN74
Q2
BSS138
Type_C_5V
GND
R8
100K
R9 0RINT D27
Type_C_5V
GND
R64
10K
OUT
1
GND
2
FAULT
3
IN
5
EN
4
U15
STMPS2151
GND
WD_OUT
R2
10K
R3 0R D22SN74
R10
100K
R19
50K
RESET
R20 5.1K
R21 5.1K
GND
RESET'
RESET'
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
COe0Paper Driver HAT1
PIJ101
PIJ102
PIJ103
COJ1
PIL101
PIL102
COL1
PIM101
PIM102
PIM103
PIM104 PIM105
PIM106
PIM107
PIM108
COM1
PIP101
PIP102
PIP103
PIP104
PIP105
COP1
PIP201 PIP202
PIP203 PIP204
PIP205 PIP206
PIP207 PIP208
PIP209 PIP2010
PIP2011 PIP2012
PIP2013 PIP2014
PIP2015 PIP2016
PIP2017 PIP2018
PIP2019 PIP2020
PIP2021 PIP2022
PIP2023 PIP2024
PIP2025 PIP2026
PIP2027 PIP2028
PIP2029 PIP2030
PIP2031 PIP2032
PIP2033 PIP2034
PIP2035 PIP2036
PIP2037 PIP2038
PIP2039 PIP2040
COP2
PIQ101
PIQ102
PIQ103
COQ1
PIQ201
PIQ202
PIQ203
COQ2
PIR101
PIR102
COR1
PIR201
PIR202
COR2
PIR301PIR302
COR3
PIR401 PIR402
COR4
PIR501 PIR502
COR5
PIR601
PIR602
COR6
PIR701
PIR702
COR7
PIR801
PIR802
COR8
PIR901PIR902
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
PIR1801 PIR1802
COR18
PIR1901
PIR1902
COR19
PIR2001 PIR2002
COR20
PIR2101 PIR2102
COR21
PIR6401
PIR6402
COR64
PIType0C10A10B12
PIType0C10A40B9
PIType0C10A5
PIType0C10A6
PIType0C10A7
PIType0C10A8
PIType0C10A90B4
PIType0C10A120B1
PIType0C10B5
PIType0C10B6
PIType0C10B7
PIType0C10B8
PIType0C10MTB
COType0C1
PIU101
PIU102
PIU103 PIU104
PIU105
COU1
PIU201
PIU202
PIU203 PIU204
PIU205
COU2
PIU301
PIU302
PIU303
PIU304 PIU305
PIU306
PIU307
PIU308
COU3
PIU401
PIU402
PIU403
PIU404
PIU405
PIU406
PIU407
PIU408 PIU409
PIU4010
PIU4011
PIU4012
PIU4013
PIU4014
PIU4015
PIU4016
COU4
PIU501
PIU502
PIU503 PIU504
PIU505
COU5
PIU1501
PIU1502
PIU1503 PIU1504
PIU1505
COU15
PIC702
PIC901
PIR1102
PIR1201
PIR1302
PIU402
PIU505
PIP207
PIR1502
NLD4
PIP2029
NLD5
PIP2031
NLD6
PIP2026
NLD7
PIP2024
NLD8
PIP2032
NLD12
PIP2033
NLD13
PIP2036
NLD16
PIP2011
PIR1602
NLD17
PIP2012
PIR1702
NLD18
PIP2035
NLD19
PIP2038
NLD20
PIP2040
NLD21
PIP2015
PIR301
NLD22
PIP2016
PIR1802
NLD23
PIP2018
NLD24
PIP2022
NLD25
PIP2037
NLD26
PIP2013
PIR901
NLD27
PIBAT102
PIC201PIC301
PIC402
PIC501 PIC601
PIC701
PIC801 PIC902
PIC1002
PIJ103
PIP104
PIP206
PIP209
PIP2014
PIP2020
PIP2025
PIP2030
PIP2034
PIP2039
PIQ102
PIQ202
PIR102
PIR202
PIR702
PIR1401
PIR1902
PIR2001
PIR2101
PIType0C10A10B12
PIType0C10A120B1
PIType0C10MTB
PIU103
PIU203
PIU303
PIU4013
PIU502
PIU1502
NLGND
PIR902
PIR1301
PIU403
NLINT
PIC202PIC302
PIM105
PIM106
PIM107
PIM108
PIP202
PIP204
PIR1001
NLMCU05V NLRPI05V
PIP2021
NLMISO
PIP2019
NLMOSI
PIBAT101
PIU4014
PIC102
PIR101
PIU102
PIC502 PIC602
PIQ103
PIR401
PIR501
PIU202
PIC1001 PIU504
PIL101
PIR602
PIL102
PIQ203
PIR2002 PIType0C10B5
PIR2102 PIType0C10A5
PIR6401
PIU104
PIU1504
PIType0C10A6
PIType0C10A7
PIType0C10A8
PIType0C10B6
PIType0C10B7
PIType0C10B8
PIU101
PIU201
PIU307
PIU401
PIU404
PIU405
PIU406
PIU407
PIU408 PIU409
PIU4010
PIU4011
PIU4012
PIU1503
PIP103
PIP205
PIR1101 PIU4016
NLP0SCL
PIP102
PIP203
PIR1202 PIU4015
NLP0SDA
PIR1002
PIR1901
PIU304
NLRESET
PIU301
PIU305
NLRESET'
PIP2017
NLRPI03V3
PIP201
NLRPI03V01
PIP2010
NLRXD
PIP2028
NLSCL0
PIP2023
NLSCLK
PIP2027
NLSDA0
PIJ101
PIQ201
PIR302
PIR801
PIU204
NLSN74
PIP208
NLTXD
PIC401
PIC802
PIM101
PIM102
PIM103
PIP105
PIR402
PIR502
PIR601
PIR802
PIR6402
PIType0C10A40B9
PIType0C10A90B4
PIU105
PIU205
PIU302
PIU501
PIU503
PIU1505
NLType0C05V
PIM104
PIR201
PIU1501
NLWD0OUT
PIQ101
PIR701
PIU308
NLWD0OUT'
PIC101
PIJ102
NLWD0OUT''
PIP101
PIR1402
PIR1501
PIR1601
PIR1701
PIR1801
PIU306
NLWDI