Transcript SAM 15x15 v3.sch

GND
28 27 26 25 24 23 22
J4C
40 39 38 37 36 35 34 33 32 31
J4B
U2
J4A
3.3V
GND
3.3V
LD2980CM33TR
5
4
OUT IN
EN
NC GND
1
3
2
C8
1u
U3
3.3V
R2
330E
10
12
38
39
37
D26
D27
D28
RESET
40
42
43
44
45
46
47
41
D29
GND3
1.2VOUT
VDD3
SWCLK-DP30
SWDIO-DP31
DA32
RXTXLED-DA33
DAP5
DP20
DAP6
SCK-DP19
DAP7
14
13
MOSI-DP18
3.3V
free LED
DP17
11
MISO-DP21
36
35
J5
4
3
2
1
Native USB
port
C7
100n
34
30
33
29
32
28
31
27
30
26
29
25
28
24
27
23
26
22
25
21
J3A
J3B
21
20
19
18
17
16
15
J3C
24
9
DAP4
DP16
10
DP22
D=digital I/O
A=ADC
P=PWM out
DP15
8
DP23
23
9
DAP3
SDA-DP24
22
7
DAP2
DP14
8
VDDA
21
BLM18PG471SN1
7
DP13
1u
U1
ATSAMD21G18A-MU
20
3.3V
6
DP12
6
C3
SCL-DP25
GNDA
19
5
L1
USB-
DA1-AREF
GND1
4
USB+
18
5
VDD2
DA0-DAC
VDD1
3
5V
3.3V
GND2
17
4
DAP8
7
2
XTAL2
DAP11-RX
6
3
16
5
2
DAP10-TX
3V3 4
Y1
C2 15p
15
2
GNDA 3
J1A
D3
BAT54XV2
R1
10k
1u
48
1
J1B
1
4.7V
ESD
C5
DAP9
J1C
XTAL1
PRTR5V0U2X
C4 1u
USB LED D2
KPTD-1608SURCK
32,768Khz
C1 15p
1
3.3V
C6
100n
R3
3.3V
330E
D1
KPTD-1608SURCK
Mini SAMD21G18 development board
15x15mm (Arduino compatible)
Designer Albert van Dalen
8-2016
J2A
J2B
11 12 13 14 15 16 17 18 19 20
J2C
8
9
10 11 12 13 14
22-11-2016 15:42 f=0.70 D:\DATA BACKUPPED\Documenten Albert\1 SAM 15x15\SAM 15x15 Eagle\SAM 15x15 v3\SAM 15x15 v3.sch (Sheet: 1/1)