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Switch configuration
MODE SELECT jumper defines which connection is active.
Selected
USB-C connection between the PC and
HOST USB-C
the NVIDIA Orin device is established.
ORIN USB-C is configured for SWD +
HSSTP (de-
HSSTP operation to which ARM HSSTP II
fault)
Connectors
The switch features two USB-C connectors:
·
ORIN USB-C with a custom pinout for connection with the NVIDIA Orin device,
·
HOST USB-C for connection with the host PC (standard USB connection).
The following pinout is valid on the HSSTP connector:
Signal Dir-
Signal Description
ection
Not Connected
Not Connected
Ground
Not Connected
Not Connected
Ground
I
HSSTP Lane 0
I
HSSTP Lane 0
Ground
Not Connected
Not Connected
Ground
I
HSSTP Lane 1
I
HSSTP Lane 1
Ground
Not Connected
Not Connected
Ground
Not Connected
Not Connected
Blue colored signals are trace signals.
The following pinout is valid on ORIN USB-C connector in HOST mode:
Signal Dir-
Signal Description
ection
Ground
USB 3.0 SSTX
USB 3.0 SSTX
USB +5V Supply
Configuration Channel
USB 2.0 data
USB 2.0 data
Alternative Mode
Description
Active Probe is connected.
Signal
NC
NC
GND
NC
NC
GND
Tx0_P
Tx0_N
GND
NC
NC
GND
Tx1_P
Tx1_N
GND
NC
NC
GND
NC
NC
40-pin HSSTP pinout
Signal
GND
TX1_P
TX1_N
VBUS
CC1
D1_P
D1_N
SBU1
MODE SELECT
jumper
Not populated /
not bridged.
Bridged.
Pin
Pin
Signal
1
2
Vref
3
4
SWCLK
5
6
GND
7
8
SWDIO
9
10
NC
11
12
GND
13
14
NC
15
16
NC
17
18
GND
19
20
NC
21
22
NC
23
24
GND
25
26
NC
27
28
NC
29
30
GND
31
32
NC
33
34
NC
35
36
GND
37
38
GND
39
40
GND
Pin
Pin
Signal
A1
B12
GND
A2
B11
RX2_P
A3
B10
RX2_N
A4
B9
VBUS
A5
B8
SBU2
A6
B7
D1_N
A7
B6
D1_P
A8
B5
CC2
SWITCH MODE in-
dication
The HOST LED is
ON.
The HSSTP LED is
ON.
Signal Description
Reference Voltage
SWD
Ground
SWD
Not Connected
Ground
Not Connected
Not Connected
Ground
Not Connected
Not Connected
Ground
Not Connected
Not Connected
Ground
Not Connected
Not Connected
Ground
Ground
Ground
Signal Description
Ground
USB 3.0 SSRX
USB 3.0 SSRX
USB +5V Supply
Alternative Mode
USB 2.0 data
USB 2.0 data
Configuration Channel
Signal Dir-
ection
I
O
I/O
Signal Dir-
ection
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