4.3.2.4. J503 Header
J503 is a 8-pin header with 2.54mm pitch. It is not populated by default and can be used to connect to
Arduino Shields. It includes PWM, Timer Counter, SPI Chip Select and UART3.
Figure 4-7 J503 Header
J4
06
-
SA
M
E7
0
D
eb
ug
(S
W
D
)
J600 - SDCARD Socket
(Bottom Side)
J900
DEBUG USB
Coresight 20 - SWD + ETM
(Bottom Side)
VDDCORE
VCC_MCU_3V3
J200 - ERASE
J700 - Ethernet RJ45
J3
02
Ta
rg
et
U
SB
CAMERA
INTERFACE
J5
01
-
Po
w
er
O
PT
IO
N
J5
02
-
A
n
al
og
L
ow
O
PT
IO
N
J5
04
-
A
n
al
og
H
ig
h
O
PT
IO
N
J506 - SPI
OPTION
OPTION
J5
00
-
D
ig
it
al
H
ig
h
O
PT
IO
N
J5
03
-
D
ig
it
al
L
ow
O
PT
IO
N
J5
05
-
C
om
m
un
ic
at
io
n
O
PT
IO
N
J507 - Digital Extra
OPTION
J4
02
-
Ex
te
n
si
on
H
ea
d
er
2
J4
01
-
Ex
te
n
si
on
H
ea
d
er
1
J1
01
-
Po
w
er
H
ea
d
er
Table 4-6 J503 Header IOs
Pin PCB
Marking
PIO
Primary Function
Alternate Function
8
D7
PA2
PWMC0_PWMH1
WKUP2
--
7
D6
PC19
PWMC0_PWMH2
--
--
6
D5
PD11
PWMC0_PWMH0
--
--
5
D4
PD27
SPI0_NPCS3
PWMC0_PWML3
TWD2
4
D3
PA6
PCK0
UTXD1
--
PD10
PWMC0_PWML0
TD
--
3
D2
PA5
PWMC1_PWML3
URXD1
WKUP4
2
D1
(TXD)
PD30
UTXD3
AFE0_AD0
--
4
D0
(RXD)
PD28
URXD3
TWCK2
CANRX1
Atmel SAME70-XPLD [USER GUIDE]
Atmel-44050A-SAME70-XPLD_User Guide-12/2015
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