Kontron SMARC-sA3874i Bedienungsanleitung Seite 43

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User’s Guide
3.3 ULP-COM sA3874i Debug
3.3.1 Serial Port for Linux Debug
ULP-COM module has 4 serial output ports, SER0, SER1, SER2 and SER3. Out of these 4 serial ports, SER1 is set as
the serial debug port use with Linux. SER1 is exposed (along with all other serial ports available on the module)
in the ULP-COM Evaluation Carrier.
SER1 pin out of the ULP-COM sA3874i is shown below:
TI Cortex A8 CPU
ULP-COM sA3874i Edge finger
Net Name
Notes
Pin #
Pin Name
Pin #
Pin Name
AG5
UART0_TXD
P134
SER1_TX
SER1_TX
Asynchronous serial port data out
AH5
UART0_RXD
P135
SER1_RX
SER1_RX
Asynchronous serial port data in
3.3.2 AM3874 CPU JTAG
A JTAG connector is provided on board for the debugging purpose. Connector Reference Designator: J2 is used for
this purpose. Pin out details are provided in section 4.2.1 Connector J2 CPU JTAG”.
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