SAMA5D3x-EK User Guide
6-15
11180A–ATARM–30-Jan-13
6.2.9
1-Wire EEPROM
The Main Board (MB) also features a 1-Wire device as "software identification label" to store information
such as chip type, manufacture name, production date, etc.
Figure 6-14. 1-Wire on MB
6.2.10
CAN Bus
The Main Board (MB) offers two CPU-controlled CAN (Controller Area Network) interfaces with trans-
ceivers available through connector J18, and two ports on connector J27.
Figure 6-15. CAN on MB
3V3
PE25
ONE WIRE EEPROM
ONE_WIRE
R144
1.5k
DNP
R144
1.5k
DNP
MN16
DS28EC20P
MN16
DS28EC20P
I/O
2
GND
3
NC1
1
NC2
4
NC3
5
NC4
6
5V
3V3
5V
3V3
VDDIOP0
VDDIOP0
VDDIOP1
VDDIOP1
PB14
3,13
PB15
3,13
PD14
PD15
CAN INTERFACE
CAN0
CAN1
CANTX0
CANRX0
CANTX1
CANRX1
R37
0R
R37
0R
MN6
SN65HVD234DR
MN6
SN65HVD234DR
RS
8
D
1
EN
5
R
4
CANH
7
CANL
6
VCC
3
GND
2
R40
10k
R40
10k
MN5
SN65HVD234DR
MN5
SN65HVD234DR
RS
8
D
1
EN
5
R
4
CANH
7
CANL
6
VCC
3
GND
2
JP7
SIP2
JP7
SIP2
1
2
R34
120R
R34
120R
J18
MJM0606GE06-H
J18
MJM0606GE06-H
1
2
3
4
5
6
R33
0R
R33
0R
C21
10u
C21
10u
R32
10k
R32
10k
JP8
SIP2
JP8
SIP2
1
2
R21
10k
R21
10k
C23
100n
C23
100n
J27
MJM0606GE06-H
J27
MJM0606GE06-H
1
2
3
4
5
6
R35
10k
R35
10k
R19
120R
R19
120R
C24
10u
C24
10u
C20
100n
C20
100n
R20
0R
R20
0R
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