Difference between revisions of "AXEL ULite SOM/AXEL ULite Evaluation Kit/Interfaces and Connectors/Power Supply"

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==Power Supply interface ==
 
==Power Supply interface ==
  
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''TBD: sostituire le sezioni con le informazioni sull'uso della periferica e del suo connettore''
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''Nell'esempio di seguito c'è la descrizione dell'interfaccia UART/console''
 
  
 
=== Description  ===
 
=== Description  ===
  
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The Power Supply interface available on the Evaluation Kit at the connector ''TBD:Jxxx''.  
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Power is provided through the J16 connector. Power voltage range is +[12-24 V].
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''Jxx'' is a ''TBD:connector-type'' header connector for the RS232 two-wires UART3 port, used for debug purposes (bootloader and operating system serial console).
 
  
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J16 is a two pins 2x3.5mm 691321100002 Wurth connector.
  
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[[File:{{{nome-som}}-EVB-Power Supply-connector.png|thumb|center|500px|Power Supply connector]]
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[[File:AXEL_ULite-EVB-Power_Supply-connector.png|thumb|center|500px|Power Supply connector]]
  
 
===Signals ===
 
===Signals ===
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{| class="wikitable"  
 
{| class="wikitable"  
 
! latexfontsize="scriptsize"| Pin#
 
! latexfontsize="scriptsize"| Pin#
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! latexfontsize="scriptsize"| SOM Pin#
 
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! latexfontsize="scriptsize"| Pin name
 
 
! latexfontsize="scriptsize"| Pin function
 
! latexfontsize="scriptsize"| Pin function
 
! latexfontsize="scriptsize"| Pin Notes
 
! latexfontsize="scriptsize"| Pin Notes
 
|-
 
|-
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|1,2,4,6,,7,8,10
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| 1 || DGND || Ground
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| -
 
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| N.A.
 
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| N.C.
 
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| Not connected
 
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|-
 
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| 3
 
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| J1.189
 
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| RS232_RX
 
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| Receive line
 
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|  
 
 
|-
 
|-
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| 3
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| 2 || VIN || +[12-24 V]
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| J1.187
 
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| RS232_TX
 
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| Transmit line
 
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|
 
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|-
 
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| 9
 
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| -
 
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| DGND
 
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| Ground
 
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|
 
 
|}
 
|}
  
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=== Device mapping ===
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=== Power LED ===
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UART3 is mapped to <code>/dev/ttymxc2</code> device in Linux. The peripheral is used as the default serial console, both for the bootloader and the kernel.
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DL3 is a green LED (placed near J16) shows the status of the power input. This LED is ON when a valid power supply is present.
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=== Device usage ===
 
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To connect to the debug serial port:
 
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# connect the DB9 adapter bracket to the J22 connector on the SBCX board
 
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# connect a serial cable between DB9 connector and PC COM port through a NULL-modem cable (not provided)
 
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# start your favorite terminal emulator software on PC (eg: PuTTY); communication parameters are: 115200,N,8,1
 
  
 
----
 
----
  
 
[[Category:AXEL Lite]]
 
[[Category:AXEL Lite]]

Revision as of 08:26, 19 July 2021

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History
Version Issue Date Notes
1.0.0 Jul 2021 First DESK release


Power Supply interface[edit | edit source]

Description[edit | edit source]

Power is provided through the J16 connector. Power voltage range is +[12-24 V].

J16 is a two pins 2x3.5mm 691321100002 Wurth connector.

Power Supply connector

Signals[edit | edit source]

The following table describes the interface signals:

Pin# Pin function Pin Notes
1 DGND Ground
2 VIN +[12-24 V]

Power LED[edit | edit source]

DL3 is a green LED (placed near J16) shows the status of the power input. This LED is ON when a valid power supply is present.

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