Khadas Docs

Amazing Khadas, always amazes you!

User Tools

Site Tools


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
Next revision Both sides next revision
products:sbc:common:applications:gpio:led [2022/08/28 23:27]
haylrn [Edge1]
products:sbc:common:applications:gpio:led [2022/08/29 05:28]
haylrn [Edge2]
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/led_b    | Blue       | +^       Edge2 | /sys/class/leds/blue_led  | Blue       | 
-| :::         | /sys/class/leds/led_r    | Red        |+| :::         | /sys/class/leds/red_led   | Red        |
  
  
Line 114: Line 114:
  
 <tabbox Edge2> <tabbox Edge2>
-We will use sys_led as an example:+We will use led_b led_g led_r as an example:
  
 **Turn off** **Turn off**
Line 121: Line 121:
  
 ```shell ```shell
-$ echo none | sudo tee /sys/class/leds/led_r/trigger+$ echo none | sudo tee /sys/class/leds/red_led/trigger
 ``` ```
  
Line 129: Line 129:
  
 ```shell ```shell
-$ echo default-on | sudo tee /sys/class/leds/led_r/trigger+$ echo default-on | sudo tee /sys/class/leds/red_led/trigger
 ``` ```
 **Set LED heartbeat** **Set LED heartbeat**
Line 136: Line 136:
  
 ```shell ```shell
-$ echo heartbeat > sudo /sys/class/leds/led_r/trigger+$ echo heartbeat > /sys/class/leds/red_led/trigger
 ``` ```
 The others are similar. The others are similar.
Last modified: 2023/11/07 03:23 by nick