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

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(Replaced content with "{{subst:EVB_Interfaces_and_Connectors | nome-som=ETRA | nome-peripheral =Power Supply}}")
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!colspan="4" style="width:100%; text-align:left"; border-bottom:solid 2px #ededed"|History
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! colspan="4" style="width:100%; text-align:left" ; border-bottom:solid 2px #ededed" |History
 
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! style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#73B2C7; padding:5px; color:white" |Version
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! style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#73B2C7; padding:5px; color:white" |Issue Date
!style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#73B2C7; padding:5px; color:white"|Notes
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! style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#73B2C7; padding:5px; color:white" |Notes
 
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|style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#edf8fb; padding:5px; color:#000000"|Month Year
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|style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#edf8fb; padding:5px; color:#000000"|TBD
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|style="border-left:solid 2px #73B2C7; border-right:solid 2px #73B2C7;border-top:solid 2px #73B2C7; border-bottom:solid 2px #73B2C7; background-color:#edf8fb; padding:5px; color:#000000"|Month Year
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<section end=History/>
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<section end="History" />
<section begin=Body/>
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<section begin="Body" />
  
==Power Supply interface ==
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==Power Supply ==
  
''TBD: sostituire le sezioni con le informazioni sull'uso della periferica e del suo connettore''
+
The power supply for this EVB can be provided through J1 connector or from USB OTG connector.
''Nell'esempio di seguito c'è la descrizione dell'interfaccia UART/console''
 
  
=== Description  ===
+
=== J1 Description TDO: add image ===
 +
Power can be provided through the J1 connector. Power voltage range is +[12-24 V].
  
The Power Supply interface available on the Evaluation Kit at the connector ''TBD:Jxxx''.
+
J1 is a two pins MSTBA 2.5/2-G-5.08 Phoenix connector.
 
 
''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).
 
  
  
 
[[File:{{{nome-som}}-EVB-Power Supply-connector.png|thumb|center|500px|Power Supply connector]]
 
[[File:{{{nome-som}}-EVB-Power Supply-connector.png|thumb|center|500px|Power Supply connector]]
  
===Signals ===
+
===J1 Signals ===
  
 
The following table describes the interface signals:
 
The following table describes the interface signals:
  
 
{| class="wikitable"  
 
{| class="wikitable"  
! latexfontsize="scriptsize"| Pin#
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! latexfontsize="scriptsize" | Pin#
! latexfontsize="scriptsize"| SOM Pin#
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! latexfontsize="scriptsize" | Pin function
! latexfontsize="scriptsize"| Pin name
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! latexfontsize="scriptsize" | Pin Notes
! latexfontsize="scriptsize"| Pin function
 
! latexfontsize="scriptsize"| Pin Notes
 
|-
 
|1,2,4,6,,7,8,10
 
| -
 
| N.A.
 
| N.C.
 
| Not connected
 
|-
 
| 3
 
| J1.189
 
| RS232_RX
 
| Receive line
 
|
 
 
|-
 
|-
| 3
+
|1
| J1.187
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| VIN
| RS232_TX
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| +[12-24 V]
| Transmit line
 
|  
 
 
|-
 
|-
| 9
+
| 2
| -
+
| GND
| DGND
 
 
| Ground
 
| Ground
|
 
 
|}
 
|}
  
=== Device mapping ===
+
=== Power LED ===
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.
+
DL1 is a green LED (placed near the SoM) it shows the status of the power input. This LED is ON when a valid power supply is present eighter from J1 or USB OTG port.
 
 
=== Device usage ===
 
 
 
To connect to the debug serial port:
 
 
 
# connect the DB9 adapter bracket to the J22 connector on the SBCX board
 
# connect a serial cable between DB9 connector and PC COM port through a NULL-modem cable (not provided)
 
# start your favorite terminal emulator software on PC (eg: PuTTY); communication parameters are: 115200,N,8,1
 
 
 
 
----
 
----
  
 
[[Category:ETRA]]
 
[[Category:ETRA]]

Revision as of 11:47, 31 December 2020

History
Version Issue Date Notes
0.9.0 Dec 2020 First Draft
[TBD_link X.Y.Z] Month Year TBD
... ... ...


Power Supply[edit | edit source]

The power supply for this EVB can be provided through J1 connector or from USB OTG connector.

J1 Description TDO: add image[edit | edit source]

Power can be provided through the J1 connector. Power voltage range is +[12-24 V].

J1 is a two pins MSTBA 2.5/2-G-5.08 Phoenix connector.


[[File:{Template:Nome-som-EVB-Power Supply-connector.png|thumb|center|500px|Power Supply connector]]

J1 Signals[edit | edit source]

The following table describes the interface signals:

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

Power LED[edit | edit source]

DL1 is a green LED (placed near the SoM) it shows the status of the power input. This LED is ON when a valid power supply is present eighter from J1 or USB OTG port.