===== LED =====

==== Blocks ====

=== Set RGB LED to a color and an effect ===
{{:en:programmingblocks:led_1.png|}}

This block sets the RGB LED to the specified color and effect.

Options:
  * ''on'': RGB LED is continuously on.
  * ''blink'': RGB LED switches on and off in a regular way.
  * ''flash'': RGB LED switches on and off, with the on-status being very brief.

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=== Switch the RGB LED off ===
{{:en:programmingblocks:led_2.png|}}

This block switches the RGB LED off.

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=== Custom color ===
{{:en:programmingblocks:led_3.png|}}

This block allows to define a color using a color chart. Can be used as part of a ''Set RGB LED color'' block.

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=== Set RBG LED color in hexadecimal format ===
{{:en:programmingblocks:led_4.png|}}

This block sets the RGB LED color based on a text with a six-digit [[wp>Web_colors|hexadecimal number]]. 

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=== Set RBG LED color from red, green and blue values ===
{{:en:programmingblocks:led_5.png|}}

With this block, you can set an RGB color based on three individual values for red, green and blue. Each of the these values must be in the range between 0 (lack of the color) and 255 (very intense color).

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=== Set RBG LED effect ===
{{:en:programmingblocks:led_9.png|}}

Sets the effect of the RGB LED. 

Options:
  * ''on'': RGB LED is continuously on.
  * ''blink'': RGB LED switches on and off in a regular way.
  * ''flash'': RGB LED switches on and off, with the on-status being very brief.

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=== Set RBG LED brightness ===
{{:en:programmingblocks:led_6.png|}}

Sets the brightness of the RGB LED. The range must be between 1 (dark) and 255 (bright). Default value is 255.

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=== Set external LED ===
{{:en:programmingblocks:led_7.png|}}

With this block, you can program LEDs which you have connected via the additional pins on the outer area. See [[en:extensions:extled|]] for more information on how to attach and use these.

Options:
  * ''on'': External LED is continuously on.
  * ''blink'': External LED switches on and off in a regular way.
  * ''flash'': External LED switches on and off, with the on-status being very brief.
  * ''off'': External LED is continuously on.

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==== Example ====
This example sets the RGB LED to green and continuously on. When button A is pressed, the RGB LED blinks for 5 seconds, and then goes back again to continuously on.

{{:en:programmingblocks:led_example.png|}}