Schematic

1
1
2
2
3
3
4
4
D D
C C
B B
A A
A0
1
A1
2
A2
3
A3
4
A4
5
LED0
6
LED1
7
LED2
8
LED10
17
LED8
15
LED9
16
LED11
18
LED12
19
LED13
20
LED14
21
LED15
22
LED3
9
LED4
10
LED5
11
LED6
12
LED7
13
Vss
14
OE
23
A5
24
EXTCLE
25
SCL
26
SDA
27
VDD
28
PCA1
PCA9685
3V3
GND
GND
C9
104
S2
S3
S4
S5
S6
S1
P_SCL
P_SDA
VIN
1
GND
2
EN
3
BP
4
VOUT
5
U1
RT9193-33
C3
1uF
C6
22nF
GND
GND
5V
3V3
C2
104
GND
S0
GND
S7
S8
S9
S10
S11
S12
S13
S14
S15
1
3
5
7
2
4
6
8
Header 1
Header 4X2
1
2
3
4
P3
Header 4
1
3
5
7
2
4
6
8
Header 2
Header 4X2
1
2
3
4
P5
Header 4
1
3
5
7
2
4
6
8
Header 3
Header 4X2
1
2
3
4
P6
Header 4
1
3
5
7
2
4
6
8
Header 4
Header 4X2
1
2
3
4
P7
Header 4
5V
GND
S0
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
1 2
3 4
5 6
7 8
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
P4
RPI GPIO
P_RX
P_TX
GND
GND
GND
GND
GND
GND
GND
GND
5V
5V
P18
P12
P19
P13
GND
P26
P6
P5
ID_SD
P_SCK
P_MISO
P_MOSI
3.3V
P22
P27
P17
P4
P_SCL
P_SDA
3.3V
P23
P24
P25
P_CE0
P_CE1
ID_SC
P16
P20
P21
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
aveshare
W
A0
A1
A2
A3
A4
R7
Res1
R8
Res1
R9
Res1
R10
Res1
R11
Res1
3V3
R12
Res1
R13
Res1
R14
Res1
R15
Res1
R16
Res1
GND
A0 A1 A2 A3 A4
1
2
3
4
P2
Header 4
5V
GND
P_SCL
P_SDA
1
2
P1
Header 2
VIN
C7
10uF
C8
150pF
BST
8
VIN
7
SW
1
GND
5
FB
4
COMP
3
EN
2
FREQ
6
U2
MP1584
R3
24.9
R1
100K
R5
100K
GND
GND
C1
104
AVcc.Ind1
15uH
D1
SS34
GND
R2
210K
R4
40.2K
R6
100K
C4
10uF
5V
GND GND
C5
10uF
Servo Driver HAT