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Difference between revisions of "ORCA SOM/ORCA Evaluation Kit/Interfaces and Connectors/DWM"

< ORCA SOM‎ | ORCA Evaluation Kit
(Created page with "{{subst:EVB_Interfaces_and_Connectors | nome-som=ORCA SOM | nome-peripheral = DWM}}")
 
 
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<section begin=History/>
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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
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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
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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:#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" |2021/12/10
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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" |First release
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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"|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"|...
 
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<section end=History/>
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<section end="History" />
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<section begin=Body/>
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<section begin="Body" />
  
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==DWM interface ==
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==DWM/DWS interface ==
  
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''TBD: sostituire le sezioni con le informazioni sull'uso della periferica e del suo connettore''
+
[[DWM_ADD-ON | DWM]] and [[DWS_ADD-ON | DWS]] are DAVE WiFi addons that provide WiFi 802.11 bgn and Bluetooth connectivity.
−
''Nell'esempio di seguito c'è la descrizione dell'interfaccia UART/console''
 
  
 
=== Description  ===
 
=== Description  ===
  
−
The DWM interface available on the Evaluation Kit at the connector ''TBD:Jxxx''.  
+
The DWM interface available on the Evaluation Kit at the connector J2.  
  
−
''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).
+
J2 is a 30-pins 0.50mm Pitch SlimStack™ Receptacle. This connector is dedicated to the DWM/DWS ''optional'' add-on module.
  
  
−
[[File:{{{nome-som}}-EVB-DWM-connector.png|thumb|center|500px|DWM connector]]
+
[[File:ORCA-EVK-DWM-DWS-connector.png|thumb|center|500px|DWM / DWS connector]]
  
 
===Signals ===
 
===Signals ===
  
 
The following table describes the interface signals:
 
The following table describes the interface signals:
−
 
+
{| class="wikitable"
−
{| class="wikitable"  
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!Pin#
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! latexfontsize="scriptsize"| Pin#
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!SOM Pin#
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! latexfontsize="scriptsize"| SOM Pin#
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!Pin name
−
! latexfontsize="scriptsize"| Pin name
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!Pin function
−
! latexfontsize="scriptsize"| Pin function
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!Pin Notes
−
! latexfontsize="scriptsize"| Pin Notes
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|-
 +
|1, 2
 +
| -
 +
|5V
 +
|Power supply
 +
|
 +
|-
 +
|3, 4
 +
| -
 +
|3.3V
 +
|Power supply
 +
|
 
|-
 
|-
−
|1,2,4,6,,7,8,10
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|5, 6, 9, 10, 19
 
| -
 
| -
−
| N.A.
+
|DGND
−
| N.C.
+
|Ground
−
| Not connected
+
|
 
|-
 
|-
−
| 3
+
|7
−
| J1.189
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|J15.18
−
| RS232_RX
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|TIWI_MMC2_CMD
−
| Receive line
+
|
−
|  
+
|
 
|-
 
|-
−
| 3
+
|8
−
| J1.187
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|J15.16
−
| RS232_TX
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|TIWI_MMC2_CLK
−
| Transmit line
+
|
−
|  
+
|
 
|-
 
|-
−
| 9
+
|11
 +
|J15.20
 +
|TIWI_MMC2_DAT0
 +
|
 +
|
 +
|-
 +
|13
 +
|J15.22
 +
|TIWI_MMC2_DAT1
 +
|
 +
|
 +
|-
 +
|15
 +
|J15.24
 +
|TIWI_MMC2_DAT2
 +
|
 +
|
 +
|-
 +
|17
 +
|J15.26
 +
|TIWI_MMC2_DAT3
 +
|
 +
|
 +
|-
 +
|21
 +
|J15.114
 +
|UART2_RX
 +
|
 +
|Used only for BT peripheral
 +
|-
 +
|23
 +
|J15.110
 +
|UART2_CTS
 +
|
 +
|Used only for BT peripheral
 +
|-
 +
|24
 +
|J15.36
 +
|TIWI_BT_F5
 +
|
 +
|Used only for BT peripheral
 +
|-
 +
|25
 +
|J15.114
 +
|UART2_TX
 +
|
 +
|Used only for BT peripheral
 +
|-
 +
|26
 +
|J15.38
 +
|TIWI_BT_F2
 +
|
 +
|Used only for BT peripheral
 +
|-
 +
|27
 +
|J15.116
 +
|UART2_RTS
 +
|
 +
|Used only for BT peripheral
 +
|-
 +
|28
 +
|J15.56
 +
|TIWI_IRQ
 +
|
 +
|
 +
|-
 +
|29
 +
|J15.34
 +
|TIWI_BT_EN
 +
|
 +
|Used only for BT peripheral
 +
|-
 +
|30
 +
|J15.32
 +
|TIWI_EN
 +
|
 +
|
 +
|-
 +
|12, 14, 16, 18, 20, 22
 
| -
 
| -
−
| DGND
+
|N.C.
−
| Ground
+
|Not connected
−
|  
+
|
 
|}
 
|}
  
−
=== Device mapping ===
+
=== WiFi ===
−
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.
+
 
 +
==== Device mapping ====
 +
The WiFi peripheral is mapped to the corresponding <code>wlan<X></code> device in Linux. The network peripheral is visible under the <code>ifconfig</code> network configuration utility.
  
−
=== Device usage ===
+
==== Device usage ====
 +
The peripheral is used the standard kernel interface and network protocol stack.
  
−
To connect to the debug serial port:
+
=== Bluetooth ===
  
−
# connect the DB9 adapter bracket to the J22 connector on the SBCX board
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==== Device mapping ====
−
# connect a serial cable between DB9 connector and PC COM port through a NULL-modem cable (not provided)
+
The BT peripheral is mapped to the <code>/dev/ttymxc2</code> serial port in Linux. It can be mounted as an hci device with the <code>hci tools</code> commands.
−
# start your favorite terminal emulator software on PC (eg: PuTTY); communication parameters are: 115200,N,8,1
 
  
 +
==== Device usage ====
 +
The peripheral is used by the standard kernel interface and BlueZ protocol stack.
 
----
 
----
  
−
[[Category:ORCA SOM]]
+
[[Category:ORCA]]

Latest revision as of 18:54, 29 December 2023

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History
Issue Date Notes
2021/12/10 First release


Contents

DWM/DWS interfaceEdit

DWM and DWS are DAVE WiFi addons that provide WiFi 802.11 bgn and Bluetooth connectivity.

DescriptionEdit

The DWM interface available on the Evaluation Kit at the connector J2.

J2 is a 30-pins 0.50mm Pitch SlimStack™ Receptacle. This connector is dedicated to the DWM/DWS optional add-on module.


 
DWM / DWS connector

SignalsEdit

The following table describes the interface signals:

Pin# SOM Pin# Pin name Pin function Pin Notes
1, 2 - 5V Power supply
3, 4 - 3.3V Power supply
5, 6, 9, 10, 19 - DGND Ground
7 J15.18 TIWI_MMC2_CMD
8 J15.16 TIWI_MMC2_CLK
11 J15.20 TIWI_MMC2_DAT0
13 J15.22 TIWI_MMC2_DAT1
15 J15.24 TIWI_MMC2_DAT2
17 J15.26 TIWI_MMC2_DAT3
21 J15.114 UART2_RX Used only for BT peripheral
23 J15.110 UART2_CTS Used only for BT peripheral
24 J15.36 TIWI_BT_F5 Used only for BT peripheral
25 J15.114 UART2_TX Used only for BT peripheral
26 J15.38 TIWI_BT_F2 Used only for BT peripheral
27 J15.116 UART2_RTS Used only for BT peripheral
28 J15.56 TIWI_IRQ
29 J15.34 TIWI_BT_EN Used only for BT peripheral
30 J15.32 TIWI_EN
12, 14, 16, 18, 20, 22 - N.C. Not connected

WiFiEdit

Device mappingEdit

The WiFi peripheral is mapped to the corresponding wlan<X> device in Linux. The network peripheral is visible under the ifconfig network configuration utility.

Device usageEdit

The peripheral is used the standard kernel interface and network protocol stack.

BluetoothEdit

Device mappingEdit

The BT peripheral is mapped to the /dev/ttymxc2 serial port in Linux. It can be mounted as an hci device with the hci tools commands.

Device usageEdit

The peripheral is used by the standard kernel interface and BlueZ protocol stack.

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