1
2
3
4
P1
1
2
Header 2
VIN
8
VIN
EN
FREQ
T
S
B
D
N
G
5
7
2
6
R5
100K
R1
100K
C5
10uF
R3
33K
GND
GND
C1
104
U1
SW 1
4
FB
3
COMP
MP1584
C7
150pF
R6
100K
D1
SS34
AVcc.Ind1
5V
15uH
R2
210K
R4
40.2K
C2
10uF
C3
10uF
5V
C6
1uF
1
2
3
U2
VIN
GND
EN
VOUT
BP
RT9193-33
5
4
GND
GND
GND
GND
3V3
C4
104
C8
22nF
GND
aveshareW
GND
Servo Driver for micro:bit
5V
S0
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
P3
1
2
3
4
Header 4
P5
1
2
3
4
Header 4
P6
1
2
3
4
Header 4
P7
1
2
3
4
Header 4
Header 1
2
4
6
8
1
3
5
7
Header 4X2
Header 2
2
4
6
8
1
3
5
7
Header 4X2
Header 3
2
4
6
8
1
3
5
7
Header 4X2
Header 4
2
4
6
8
1
3
5
7
Header 4X2
P0
P1
P2
P8
P12
SCK/P13
MISO/P14
MOSI/P15
P16
SCL/P19
SDA/P20
GND
3V3
5V
P4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Header 14
LED1/P3
P0
LED2/P4
KEY_A/P5
LED9/P6
LED8/P7
P1
P8
LED7/P9
LED3P10
KEY_B/P11
P12
P2
SCK/P13
MISO/P14
MOSI/P15
P16
3V3
3V3
3V3
SCL/P19
SDA/P20
GND
GND
GND
P2
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
2
GND
3
Header 40X1
4
A
B
C
D
USB.J1
VBUS
D-
D+
ID
GND
SHIELD1
SHIELD2
SHIELD3
SHIELD4
USB
1
2
3
4
5
6
7
8
9
5V
C9
10uF
GND
GND
3V3
C10
104
SDA/P20
SCL/P19
GND
S15
S14
S13
S12
S11
S10
S9
S8
VDD
SDA
SCL
EXTCLE
A5
OE
LED15
LED14
LED13
LED12
LED11
LED10
LED9
LED8
28
27
26
25
24
23
22
21
20
19
18
17
16
15
GND
S0
S1
S2
S3
S4
S5
S6
S7
PCA1
A0
A1
A2
A3
A4
LED0
LED1
LED2
LED3
LED4
LED5
LED6
LED7
Vss
1
2
3
4
5
6
7
8
9
10
11
12
13
14
GND
PCA9685
1
A
B
C
D