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Figure 5-12. JLINK-OB
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
JLINK-OB
PCB connector for SAMTEC MEC1-108-02
(3V3)
Max 500mA @ 3.3V
JTAG-OB disable
DBGU function switches
JTAG-CDC disable
RevB
EDBG_USB_DP
EDBG_USB_DM
ERASE_3U
ENSPI
ERASE_3U
TDI_3U
TDO_3U
TCK_3U
TMS_3U
NRST_3U
TRSTIN
TRSTOUT
TRESIN
TRESOUT
TDIIN
TMSIN
TCKOUT
TMSOUT
TDIOUT
TDOIN
TCKIN
ENSPI
TCKOUT
PA25_3U
PA26_3U
PA25_3U
PA26_3U
LED2_3U
LED1_3U
TDIOUT
TDIIN
PA26_3U
PA26_3U
TDOIN
TMSIN
TMSOUT
TCKIN
TCKOUT
TRESIN
TRESOUT
TRSTIN
TRSTOUT
RX_3U
TX_3U
TDI_3U
TDO_3U
TCK_3U
TMS_3U
NRST_3U
PA25_3U
EDBG_XIN
RX_3U
TX_3U
EARTH_USB_EDBG
EARTH_USB_EDBG
VDD_3V3_3U
GND_POWER
VDD_3V3_3U
VDD_3V3_3U
VDD_OUT_3U
VDD_3V3_3U
GND_POWER
GND_POWER
VDD_OUT_3U
GND_POWER
GND_POWER
VDD_3V3_3U
VDD_3V3_3U
VDD_3V3_3U
GND_POWER
GND_POWER
VDD_3V3_3U
GND_POWER
VDD_3V3_3U
GND_POWER
GND_POWER
VDD_3V3_3U
VDD_3V3_3U
VDD_3V3_3U
VDD_3V3_3U
GND_POWER
GND_POWER
VDD_3V3_3U
GND_POWER
VDD_3V3_3U
GND_POWER
GND_POWER
GND_POWER
VDD_3V3_3U
VBUS_JLINK
VDD_MAIN_5V
VDD_3V3_3U
VDD_3V3_3U
GND_POWER
JTAG_TCK_PD27
7
JTAG_TMS_PD30
7
JTAG_TDI_PD28
7
CON_JTAG_Pin2
8
CON_JTAG_Pin4
8
CON_JTAG_Pin8
8
JTAG_TDO_PD29
7
CON_JTAG_Pin6
8
NRST
3,8,11,13
DBGU_UTXD0_PB27
6
DBGU_URXD0_PB26
6
RTCKIN
8
EN_1
3
REV
DATE
MODIF.
DES.
DATE
VER.
SCALE
1/1
REV.
SHEET
INIT EDIT
A
A
RevA
12
13
B
XX-XXX-XX
ZhouB
XXX
12) JLINK-OB
06-JAN-17
SAMA5D2-PTC-EK
XXX XX-XXX-XX
ZhouB 07-MAR-17
03-OCT-17
THR
X
X
-
X
X
X
-
X
X
X
X
X
B
REV
DATE
MODIF.
DES.
DATE
VER.
SCALE
1/1
REV.
SHEET
INIT EDIT
A
A
RevA
12
13
B
XX-XXX-XX
ZhouB
XXX
12) JLINK-OB
06-JAN-17
SAMA5D2-PTC-EK
XXX XX-XXX-XX
ZhouB 07-MAR-17
03-OCT-17
THR
X
X
-
X
X
X
-
X
X
X
X
X
B
REV
DATE
MODIF.
DES.
DATE
VER.
SCALE
1/1
REV.
SHEET
INIT EDIT
A
A
RevA
12
13
B
XX-XXX-XX
ZhouB
XXX
12) JLINK-OB
06-JAN-17
SAMA5D2-PTC-EK
XXX XX-XXX-XX
ZhouB 07-MAR-17
03-OCT-17
THR
X
X
-
X
X
X
-
X
X
X
X
X
B
R210
100R-1%
R0402
JP11
Header 1X2
1 2
JP9
Header 1X2
1 2
R211
39R R0402
U19
NL17SZ125DFT2SC-88A
OE
1
IN
2
GND
3
VCC
5
OUT
4
R209
100R-1%
R0402
C153
2.2uF
C0603
R215
100K
R0402
R220
0R
R223
150R-1%
R0402
VBUS
SHD
DM
DP
ID
GND
J9
MicroUSB AB Connector
USBMICRO5_6A
1
2
3
4
5
8
6
1
1
7
9
10
R212
39R R0402
C149
100nF
C0402
R224
10K
R0402
R246
10K
R0402
C156
100nF
C0402
R225
10K
R0402
C152
2.2uF
C0603
U22
NLAS3899BMNTWG
WQFN-16
NCA
1
COMA
16
NOA
15
NOB
3
COMB
4
NCB
5
ABIN
2
NOC
7
COMC
8
NCC
9
CDIN
10
NOD
11
COMD
12
NCD
13
V
C
C
1
4
G
N
D
6
C148
100nF
C0402
C151
100nF
C0402
C143
100nF
C0402
R208
10K
R0402
C142
100nF
C0402
R245
0R
R219
150R-1%
R0402
R214
6.8K-1%
R0402
C150
100nF
C0402
C135
2.2uF
C0603
R221
100R-1%
R0402
C136 10nF
C0402
R222
150R-1%
R0402
C139
2.2uF
C0603
J10
PADS ON PCB
Pin-16
TGTPOWER
1
GND2
2
GND1
3
NRST
4
TRACE D3
7
TDI
8
TRACE D2
9
TDO/SWO
10
TRACE D1
11
SWCLK/TCK
12
TRACE D0
13
SDWIO/TMS
14
TRACE_CK
15
VCC
16
D5
PMEG6010CEGWX
sod123
Y4
ASE-12.000MHz-LC-T
NC
1
VCC
4
Out
3
GND
2
C147
100nF
C0402
C155
100nF
C0402
C141
100nF
C0402
R216
150R-1%
R0402
U20
ATSAM3U4CA-CU
TFBGA100
VBG
A1
XIN
A2
XOUT
A3
P
B
1
7
A
4
P
B
2
1
A
5
P
B
2
3
A
6
TCK/SWCLK
A7
V
D
D
IN
A
8
V
D
D
O
U
T
A
9
XIN32
A10
V
D
D
C
O
R
E
_
1
B
1
G
N
D
U
T
M
I
B
2
V
D
D
U
T
M
I
B
3
P
B
1
0
B
4
P
B
1
8
B
5
P
B
2
4
B
6
NRST
B7
TDO/TRACESWO
B8
TDI
B9
XOUT32
B10
DFSDP
C1
DHSDP
C2
G
N
D
P
L
L
C
3
P
B
1
4
C
4
P
B
1
9
C
5
P
B
2
2
C
6
TMS/SWDIO
C7
NRSTB
C8
JTAGSEL
C9
V
D
D
B
U
C
1
0
DFSDM
D1
DHSDM
D2
V
D
D
P
L
L
D
3
V
D
D
C
O
R
E
_
2
D
4
P
B
2
0
D
5
ERASE
D6
TST
D7
FWUP
D8
PA11/PGMD3
D9
PA12/PGMD4
D10
PA29
E1
G
N
D
_
1
E
2
PA28
E3
P
B
9
E
4
G
N
D
B
U
E
5
V
D
D
IO
_
3
E
6
V
D
D
C
O
R
E
_
3
E
7
PA10/PGMD2
E8
PA9/PGMD1
E9
PA8/PGMD0
E10
P
B
1
F1
P
B
1
2
F2
V
D
D
IO
_
1
F3
PA31
F4
V
D
D
IO
_
2
F5
G
N
D
_
2
F6
P
B
1
6
F7
PA6/PGMM2
F8
V
D
D
C
O
R
E
_
6
F9
PA7/PGMM3
F10
P
B
1
1
G
1
P
B
2
G
2
P
B
0
G
3
P
B
1
3
G
4
V
D
D
C
O
R
E
_
5
G
5
G
N
D
_
3
G
6
P
B
1
5
G
7
PA3/PGMNVALID
G8
PA5/PGMM1
G9
PA4/PGMM0
G10
V
D
D
C
O
R
E
_
4
H
1
P
B
5
H
2
PA27
H3
PA22/PGMD14
H4
PA13/PGMD5
H5
PA15/PGMD7
H6
PA18/PGMD10
H7
PA24
H8
PA1/PGMRDY
H9
PA2/PGMNOE
H10
P
B
6
J1
P
B
8
J2
ADVREF
J3
PA30
J4
P
B
3
J5
PA16/PGMD8
J6
PA19/PGMD11
J7
PA21/PGMD13
J8
PA26
J9
PA0/PGMNCMD
J10
P
B
7
K
1
V
D
D
A
N
A
K
2
G
N
D
A
N
A
K
3
AD12BVREF
K4
P
B
4
K
5
PA14/PGMD6
K6
PA17/PGMD9
K7
PA20/PGMD12
K8
PA23/PGMD15
K9
PA25
K10
C137 10pF
C0402
C134
2.2uF
C0603
C145
100nF
C0402
C132 10nF
C0402
C144
100nF
C0402
R218
150R-1%
R0402
R217
150R-1%
R0402
JP14
1
2
3
R213
DNP
R0402
C146
100nF
C0402
JP10
Header 1X2
1 2
U21
MIC5528-3.3YMTDFN6
VIN
6
GND
3
EN
4
VOUT1
1
VOUT2
2
NC
5
EP
7
R247
0R
D6
KPTB-1615
Green
4
1
1
RED
2
3
3
L20
BLM18PG181SN1D
R0603
1
2
C140
100nF
C0402
C154
100nF
C0402
C138
2.2uF
C0603
U18
NL17SZ125DFT2SC-88A
OE
1
IN
2
GND
3
VCC
5
OUT
4
JPR2
Jumper
SAMA5D2-PTC-EK
Appendix A. Schematics and Layouts
©
2017 Microchip Technology Inc.
DS50002709A-page 60