1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
D D
C C
B B
A A
CS1
CLK2
MISO3
MOSI4
TEST5
B6
A7 W/PWM 8V 9U 10VDD 11VDD3V 12GND 13I/PWM 14U6
AS5047D
PA001
PA012
PA023
PA034
GNDANA5
VDDANA6
PB087
PB098
PA049
PA0510
PA0611
PA0712
PA08
13
PA09
14
PA10
15
PA11
16
VD
DIO
17
GN
D18
PB10
19
PB11
20
PA12
21
PA13
22
PA14
23
PA15
24
PA16 25PA17 26PA18 27PA19 28PA20 29PA21 30PA22 31PA23 32PA24 33PA25 34GND 35VDDIO 36PB22
37PB
2338
PA27
39R
ESE
T40
PA28
41G
ND
42V
DD
CO
RE
43V
DD
IN44
PA30
45PA
3146
PB02
47PB
0348
U8ATSAMD21G18A-MF
12
Y1
CM7V-T1A 32.768kHz 12.5pF 20ppm
060350V
C1810pF
060350V
C1710pF
GND GND
SC
KM
OS
I
MIS
O
VBUS
GND
GND
GND
GND
V3.3
V3.3
V3.3
V3.3
060310V
C141uF
GND
Vcc1 SWDIO/TMS 2
GND3 SWDCLK/TCK 4
GND5 SWO/TDO 6
NC7 NC/TDI 8
GNDDetect9 nRESET 10
J5
Cortex_Debug
RE
SET
RESET
SW
DIO
SWDIO
SW
CL
K
SWCLK
V3.3
GNDAK
LED2LTST-C190KSKT
06031%
R131K
06031%
R81K
1 2SW5
KMR231NG LFSGND
RESET
A0AREF
A1A2A3A4D8D9
D4
D3
D0
D1
D2
D5
D11D13D10D12D6D7SDASCL
RX
D
US
BH
OST
EN
A5
RX
LE
D
TX
LE
D
AK
LED1
LTST-C190KRKT
GND
D13
06035%
R4
330
USBHOSTEN
060350V
C200.1uF
06036.3V
C194.7uF
GND
V3.3
D8
25
6
4
1
3
U7USBLC6-2
GND
Vbus1 D-2 D+3 ID4 GND5 GND_S6
USB1
10118194-0001LF
TXD
TX
D
06035%
R5
10K06031%
R6
5.1K
GND
A2
MOSIMISOSCK
GND
GND
GND
060350V
C40.1uF
060350V
C30.1uF
0603
R210K
0603
R131.6K
060350V
C60.1uF
060350V
C70.1uF
060350V
C80.1uF
060350V
C90.1uF
D1
BAT-64-05W-E6327
06036.3V
C54.7uF
VIN
VBUS
V3.3
GND
060350V
C150.1uF
GND
GND
VMOT
GND
060350V
C130.1uF
VIN
D0
RXD
GND
TXD
GND
D1
StepDir
Error
D3
6.3 x 7.7mm
100uF35
C21
GND1
VREF342
IN33
IN44
IN25
IN16
VREF127
GND8 VBB 9OUT1 10LSS12 11OUT2 12OUT3 13LSS34 14OUT4 15VBB 16
PAD
_GN
D17U1
A4954
D4
06031%
R7
1K
060350V
C220.1uF
060350V
C230.1uF
06031%
R12
1K
D9
D5D6D7
GND
12061%
R10
0.1
12061%
R11
0.1
VMOT
GND
1234
j6
4_pin_100mils
D10
V3.3
D11
1 2SW1
KMR231NG LFSGND
1234
j1
4_pin_100mils
A5
1 2SW3
KMR231NG LFSGND
A0
A4
1
3 2
Q2
IRLML6401TRPBF
12
J3
OSTTC022162
1 2SW4
KMR231NG LFS
D2
1
3 2
Q1BSS138
06035%
R310K
V3.3
06035%
R910K
VIN
060350V
C10.1uF
1
3 2
Q3BSS138
06035%
R1410K
V3.3
06035%
R1510K
VIN
1
3 2
Q4BSS138
06035%
R1610K
V3.3
06035%
R1710K
VIN
060350V
C100.1uF
GND
12345678910
J2
OSTVN10A150
SDASCL
V3.3
GND
BOOST 1
GND 2
VFB 3EN4
VIN5 SW 6U5
MCP16331T-E/CH
D2
BAT-64-05W-E6327
VMOT
06035%
R241K
A3
Enable
R21
1K R23
1K
R22
1K
R20
1K
R19
1K
R18
10K
V3.3
V3.3
R2510K
C20.1uF
GND
GND
1 234
FOD
M88
01A
R2
U2
1 234
FOD
M88
01A
R2
U3
1 234
PS28
01-1
U4
L1
15uH
C11
0.1uF
SS16
M
D3
GND
06035%
R271K
06035%
R26100K
GND
A1
BLM18KG601SN1D
L2V3.3
DB2S31600L
D4
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