Schematic

ReferenceDesignsAREPROVIDED"ASIS"AND"WITHALLFAULTS.ArduinoLLCDISCLAIMSALLOTHERWARRANTIES,EXPRESSORIMPLIED, REGARDINGPRODUCTS,INCLUDINGBUTNOTLIMITEDTO,ANYIMPLIEDWARRANTIESOFMERCHANTABILITYORFITNESSFORA PARTICULARPURPOSE ArduinoLLCmaymakechangestospecificationsandproductdescriptionsatanytime,withoutnotice.TheCustomermustnot relyontheabsenceorcharacteristicsofanyfeaturesorinstructionsmarked"reserved"or"undefined."ArduinoLLCreserves theseforfuturedefinitionandshallhavenoresponsibilitywhatsoeverforconflictsorincompatibilitiesarisingfromfuturechangestothem. TheproductinformationontheWebSiteorMaterialsissubjecttochangewithoutnotice.Donotfinalizeadesignwiththisinfo
14<-TX
13->RX
12SCL
RESET
11SDA
6
7
8MOSI
9SCK
10MISO
AREF
DAC0/A0
A1
A2
A3
A4
A5
A6
0
1
~2
~3
~4
~5
RESET
Crypto
Auth
microSD
ATSAMD21G18A-48
GND
+5V
VIN
+3V3
DNP DNP
+3V3
ATECC508A-DNP
100nF4.7uF
GND GND
ZX62-AB-5PA(31)
BLM18PG471SN1D
PRTR5V0U2X,215
20pF
32.768KHz
39R
YELLOW
VUSB
GND
GND
1nF 1nF
GND GND
20pF
GND
GND
GND
+3V3
330R
100nF
GND
330R
GND
330R
SM05B-SRSS-TB
GND
1K 10K
+3V3
PMEG2005EL
+5V
100nF
100K
+3V3
GND
1KV
4.7nF
1M
GND
MF-FSMF050X-2
GND
+3V3
GND
1M2
330k
GND
100nF
GND
GND
PUSHBUTTON2
PA12
21
PA13
22
PA14
23
PA15
24
PA27
39
PA28
41
PB08
7
PB09
8
PA02
3
PA04
9
PA05
10
PA06
11
PA07
12
PA08
13
PA09
14
PA10
15
PA11
16
PA16
25
PA17
26
PA19
28
PA20
29
PA03
4
PA21
30
PA22
31
PA23
32
PB02
47
PB03
48
PB10
19
PB11
20
PB22
37
PB23
38
PA24/USB_DM
33
PA25/USB_DP
34
PA18
27
PA00/XIN32
1
PA01/XOUT32
2
PA31/SWDIO
46
PA30/SWCLK
45
RESETN
40
U3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J4
R22 R23
SCL
6
SDA
5
U4
C14C12
1
2
3
4
5
J1
L2
4
3
2
1
D1
C11
Y1
R15
DL3
C4 C5
C9
R13
C7
R20
R18
J7
1
2
3
4
5
R7
R16
D3
C1
R17
C6
R2
F2
J8
2
4
6
1
3
5
PA28
D-
D+
CD/DAT3
2
CD1
CD1
CD2
CD2
CLK
5
CMD
3
DAT0
7
DAT1
8
DATA2
1
G2
SH3*2
G3
SH1*2
VDD
4
VSS
6
J3
VUSB
USB_ID
R9
R19
C13
ESDA
ESCL
EWK
5 6
1*4
U$9
PA03_VREFA
PA03_VREFA
PA02_AIN0
PA02_AIN0
PB02_AIN10
PB02_AIN10
PB03_AIN11
PB03_AIN11
PA04_AIN4
PA04_AIN4
PA05_AIN5
PA05_AIN5
PA06_AIN6
PA06_AIN6
PA07_AIN7
PA07_AIN7
PA22_TC4-W0
PA22_TC4-W0
PA23_TC4-W1
PA23_TC4-W1
PA10_TCC0-W2
PA10_TCC0-W2
PA11_TCC0-W3
PA11_TCC0-W3
PB10_TCC0-W4
PB10_TCC0-W4
PB11_TCC0-W5
PB11_TCC0-W5
PB23_S5_RX
PB23_S5_RX
RESET#
RESET#
PB22_S5_TX
PB22_S5_TX
PA09_S0_I2C_SCL
PA09_S0_I2C_SCL
PA09_S0_I2C_SCL
PA09_S0_I2C_SCL
PA08_S0_I2C_SDA
PA08_S0_I2C_SDA
PA08_S0_I2C_SDA
PA08_S0_I2C_SDA
PA19_S1_MISO
PA19_S1_MISO
PA17_S1_SCK
PA17_S1_SCK
PA16_S1_MOSI
PA16_S1_MOSI
PA21_TCC0-W7
PA21_TCC0-W7
PA21_TCC0-W7
PA20_TCC0-W6
PA20_TCC0-W6
PA18_USB_ID
USB_ID
USB_P
USB_N
PA00_XIN32
PA01_XOUT32
PA31_SWDIO
PA30_SWCLK
RESETN
PA15_S2_MISO
PA13_S2_SCK
PA12_S2_MOSI
PA14_S2_NSS
PA27_CD
PB08_LED
VBATT/2.5B
A
B
C
D
E
1 2 3 4 5 6 7 8
A
B
C
D
E
1 2 3 4 5 6 7 8