Schematic

Near each VDDCORE pinNear each VDDIO pin
Near
VDDUTMII Near VDDIN
Near VDDOUT
S2 is optional, side-firing 6mm tact type. S4 is optional, side-firing 6mm tact type.
ATSAMS70N20A-AN
USB-MICROB"
12pF12pF
GND GND
470 470
0.1uF
0.1uF
0.1uF
GND
GND
GND
GND
10uF
GND
MBRA140
0.1uF 10uF
0.1uF 10uF
GND
GND
3.3V
GND
GND
100k
100k
100k
100k
10K
3.3V
10uF
GND
10K
330
3.3V
GND
0.1uF
GND
5.62k
10pF
3.3V
470
0.1uF
GND
15K22K
GND
10uF
3.3V
BLUE
USD-SDIO-SOCKET
CORTEX_DEBUGPTH
0.1uF 0.1uF 0.1uF 0.1uF
GNDGNDGNDGND
0.1uF0.1uF0.1uF0.1uF
GND GND GND GND
0.1uF
GND
0.1uF
GND
4.7uF
GND
2.2
10uH
240240
390390
GND GND
GND GND
3.3V
100k 100k 100k
3.3V
3.3V
4.7K 4.7K
DNS
10nF
GND
3.3V
33
10K
3.3VA
3.3V
2.5A/30V
GND
1M
FTDI_DEVICE
TRIG2
TRIG1
GND
GND
GND
GND
11.2896 MHz
GND
2.2uF
GND
DNS
GND
DEBUG
PLAYING
Reset User
VDC-IN
GND-IN
VCCA
SWDIO/TMS SWCK/TCK
TDO TDI
NRESET
U3
PA00
72
PA01
70
PA02
66
PA03
64
PA04
55
PA05
52
PA07
24
PA08
25
PA09
54
PA10
46
PA11
44
PA12
48
PA13
27
PA14
34
PA15
33
PA16
30
PA17
16
PA18
15
PA19
14
PA20
13
PA21
21
PA22
26
PA23
31
PA24
38
PA25
40
PA26
42
PA27
50
PA28
79
PA30
82
PA31
83
PD00
1
PD01
92
PD02
91
PD03
89
PD04
88
PD05
87
PD06
85
PD07
84
PD08
80
PD09
78
PD10
71
PD11
69
PD12
65
PD13
62
PD14
59
PD15
75
PD16
56
PD17
53
PD18
49
PD19
47
PD20
45
PD21
43
PD22
41
PD24
37
PD25
35
PD26
36
PD27
32
PD28
51
PD30
23
PD31
2
PB00
12
PB01
11
PB02
17
PB03
20
PB04
74
PB05
77
PB06
57
PB07
63
PB08
98
PB09
99
PB12
61
PB13
100
HSDP
95
HSDM
94
NRST
58
TST
60
JTAGSEL
73
VREFP
9
VREFN
6
VBG
97
VDDIN
5
VDDUTMII
93
VDDPLLUSB
90
VDDIO
19
VDDIO
28
VDDIO
68
VDDIO
81
VDDOUT
4
VDDUTMIC
96
VDDPLL
86
VDDCORE
76
VDDCORE
39
VDDCORE
22
VDDCORE
18
GND
3
GND
7
GND
8
GND
10
GND
29
GND
67
D+
D-
VBUS
GND
ID
SHIELD1*3
J4
C9C7
FB1 FB2
C19
C23
C24
C11
D1
C3 C5
C4 C6
R19
R20
R21
R22
R23
C27
R18
R13
C28
R17
C20
FB3
C26
R4R5
C2
D2
J12
CD/DAT3
CD/DAT3
CMD
CMD
GND
GND
VCC
VCC
CLK
CLK
DAT1
DAT1
DAT0
DAT0
DAT2
DAT2
SHIELD
GND3
SHIELD
GND1
CD1
CD1
CD2
CD2
VCC
1
GND
3
GND
5
KEY
7
GNDDTCT
9
NRESET
10
NC/TDI
8
SWO/TDO
6
SWDCLK/TCK
4
SWDIO/TMS
2
J5
C17 C18 C21 C22C16C15C13C12
C8 C10
C14
R16
L1
R11R12
R7R8
R6 R9 R10
R14 R15
S2
C1
R1
R3
J6
J7
Q1
R2
DTR
TXO
RXI
VCC
CTS
GND
J9
J10
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
J11
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
Y1
C25
S4
J3
J8
S1 S3
J1
1
2
J2
1
2
TP5 TP6 TP7 TP8
TP9
3.3V
SDD0
SDD1
SDD2
SDD3
SDCLK
SDCMD
SDCD
SDCD
SWDIO/TMS
SWCLK/TCK
TDO
TDI
NRESET
NRESET
RXD
TXD
VIN
DBUG
UIA1
UIA2
UIA3
UID1
UID2
UID3
UID4
UID5
UID6
UID7
UID8
UID9
UID11
VBDET
UIA4
UID12
UID10
USERSW
Released under the Creative Commons
Attribution Share-Alike 4.0 License
https://creativecommons.org/licenses/by-sa/4.0/
Design by:
USB B