Khadas Docs

Amazing Khadas, always amazes you!

User Tools

Site Tools

Home / products / sbc / common / applications / gpio / led
products:sbc:common:applications:gpio:led

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision 		Previous revision
Last revision Both sides next revision
products:sbc:common:applications:gpio:led [2022/08/28 22:39]
haylrn [Setup LED] 		products:sbc:common:applications:gpio:led [2023/11/07 03:22]
nick
Line 10: Line 10:
 ===== Device LED configurations ===== ===== Device LED configurations =====
  
-|      Device ^ Node name              ^ LED color  ^ +^  Device      ^  Node name                  ^  LED color  ^ 
-^      VIM1/2 | /sys/class/leds/sys_led  | White      | +^  VIM1/2      |  /sys/class/leds/sys_led    |  White      | 
-^     VIM3/3L | /sys/class/leds/red_led  | Red        | +^  VIM3/3L     |  /sys/class/leds/red_led    |  Red        | 
-|         ::: | /sys/class/leds/sys_led  |            | +|  :::         |  /sys/class/leds/sys_led    |             | 
-^  VIM1S/VIM4 | /sys/class/leds/pwmled   |            | +^  VIM1S/VIM4  |  /sys/class/leds/pwmled     |             | 
-^       Edge1 | /sys/class/leds/red_led  |            | +^  Edge1       |  /sys/class/leds/red_led    |             | 
-|         ::: | /sys/class/leds/sys_led  |            |  +|  :::         |  /sys/class/leds/sys_led    |             | 
-^       Edge2 | /sys/class/leds/red_led  |            | +^  Edge2       |  /sys/class/leds/red_led    |  Red        | 
-|         ::: | /sys/class/leds/sys_led  |            | +|  :::         |  /sys/class/leds/green_led  |  Green      | 
 +|  :::         |  /sys/class/leds/blue_led   |  Blue       |
  
  
Line 48: Line 49:
  
 ```shell ```shell
-$ echo heartbeat > /sys/class/leds/sys_led/trigger+$ echo heartbeat | sudo tee /sys/class/leds/sys_led/trigger
 ``` ```
  
Line 79: Line 80:
  
 ```shell ```shell
-$ echo heartbeat > /sys/class/leds/pwmled/trigger+$ echo heartbeat | sudo tee /sys/class/leds/pwmled/trigger
 ``` ```
  
Line 86: Line 87:
 <tabbox Edge1> <tabbox Edge1>
  
-We will use sys_led as an example:+We will use ''sys_led'' as an example:
  
 **Turn off** **Turn off**
Line 108: Line 109:
  
 ```shell ```shell
-$ echo heartbeat > /sys/class/leds/sys_led/trigger+$ echo heartbeat | sudo tee /sys/class/leds/sys_led/trigger
 ``` ```
  
Line 114: Line 115:
  
 <tabbox Edge2> <tabbox Edge2>
-We will use sys_led as an example:+We will use ''red_led'''' blue_led'' ''green_led''  as an example:
  
 **Turn off** **Turn off**
Line 121: Line 122:
  
 ```shell ```shell
-$ echo none | sudo tee /sys/class/leds/sys_led/trigger+$ echo none | sudo tee /sys/class/leds/red_led/trigger
 ``` ```
  
Line 129: Line 130:
  
 ```shell ```shell
-$ echo default-on | sudo tee /sys/class/leds/sys_led/trigger+$ echo default-on | sudo tee /sys/class/leds/red_led/trigger
 ``` ```
 **Set LED heartbeat** **Set LED heartbeat**
Line 136: Line 137:
  
 ```shell ```shell
-$ echo heartbeat > /sys/class/leds/sys_led/trigger+$ echo heartbeat | sudo tee /sys/class/leds/red_led/trigger
 ``` ```
 +The others are similar.
 + 
 +You can also experiment with other parameters.
  
 </tabbox> </tabbox>
Last modified: 2023/11/07 03:23 by nick

Page Tools

Khadas Site

Khadas Community

Khadas GitHub

Khadas Downloads