1
2
3
4
5
6
7
8
A
B
C
D
1
R10
10K
battery box
2
P1
+
-
1
R9
10K
R2
470R
C4
104
4
5
6
U2
DP
VDD
VSS
S8261
Q1
AO3400
3
CO
VM 2
1
DO
4
5
6
M1
G2
D2
G1
8205
3
2
1
S2
D1
S1
R6
2K
GND
VBUS
C3
22uF
GND
SYS
L1
2.2uH
C5
22uF
GND
S
Y
S
T
T
A
B
T
E
D
T
T
A
B
1
2
3
4
SYS
IN
SW
SW
D
N
G
P
B
N
E
C
T
N
D
N
G
5
6
7
8
SCL
SDA
GND
INA1
SCL
SDA
A0
A1
Vs
GND
IN-
IN+
INA219
GND
C1
104
GND
3V3
GND
C2
1uF
R1
BAT
0.01R 1% 2512
6
1
5
1
4
1
3
1
GND
U1
ETA6003
ISET2
ISEN1
GND
STAT
12
11
10
9
R3
2K
R4
500R
R5
Res1
Led1
GND
SYS
GND
GND
GND
GND
GPIO0
GPIO1
GPIO2
GPIO3
GPIO4
GPIO5
GPIO6
GPIO7
GPIO8
GPIO9
GPIO10
GPIO11
GPIO12
GPIO13
GPIO14
GPIO15
H1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
H2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
VBUS
VSYS
3V3_EN
3V3
ADC_VREF
GPIO28
GPIO27
GPIO26
RUN
GPIO22
GPIO21
GPIO20
GPIO19
GPIO18
GPIO17
GPIO16
GND
Q2 SI2305
SYS
H3
1
2
3
R15
Res1
Led2
GND
GND
GND
GND
Header 20
Header 20
GND
GND
R7
10K
R8
10K
VBUS
GND
I2C1
I2C0
GPIO6
SDA
GPIO20
H4
1
2
3
H5
1
2
3
GPIO7
SCL
GPIO21
aveshareW
Pico-UPS-A
1
2
3
4
5
6
7
8
A
B
C
D