diff --git a/docs/reference/led/unplot.md b/docs/reference/led/unplot.md index b2ae9765..dee03cc7 100644 --- a/docs/reference/led/unplot.md +++ b/docs/reference/led/unplot.md @@ -1,35 +1,36 @@ # Unplot -Turn off a LED light on the [LED screen](/device/screen). Specify which LED using x, y coordinates. Use [plot](/reference/led/plot) to turn a LED on. +Turn off the LED light you say on the [LED screen](/device/screen). ```sig led.unplot(0,0) ``` +## ~hint + +Use [plot](/reference/led/plot) to turn **on** an LED. + +## ~ + ### Parameters -* x - [Number](/reference/types/number); the *x coordinate* or horizontal position (0, 1, 2, 3, 4) -* y - [Number](/reference/types/number); the *y coordinate* or vertical position (0, 1, 2, 3, 4) +* **x** is a [number](/reference/types/number) that means the horizontal spot on the LED screen (from left to right: 0, 1, 2, 3, or 4) +* **y** is a [number](/reference/types/number) that means the vertical spot on the LED screen (from top to bottom: 0, 1, 2, 3, or 4) -If a parameter is [out of bounds](/reference/out-of-bounds) (a value other than 0-4), this function will do nothing. +If a parameter is [out of bounds](/reference/out-of-bounds) (a value +other than 0 to 4), then this function will do nothing. -### x, y coordinates? +### ~hint -The LED screen is made up of 25 LEDs arranged in a 5x5 grid. To figure out the ``x``, ``y`` coordinates, see [LED screen](/device/screen). +The LED screen is a solid square of LEDs with five LEDs on each side. +To learn more about how you number the LEDs with ``x`` and ``y`` +coordinates, see [LED screen](/device/screen). -This code turns off centre LED: +### ~ -```blocks -led.unplot(2, 2) -``` +### Example: Center off -### Get the LED on/off state - -Use the [point](/reference/led/point) function to find out if a LED is on or off. - -### Example: toggle off - -This code creates and shows an image on the micro:bit screen, and then clears the centre LED using `unplot`: +This program shows a picture on the LED screen, and then turns off the center LED with `unplot`. ```blocks basic.showLeds(` @@ -43,7 +44,14 @@ basic.pause(500) led.unplot(2, 2) ``` +### ~hint + +Use the [point](/reference/led/point) function to find out if an LED is +on or off. + +### ~ + + ### See also -[plot](/reference/led/plot), [point](/reference/led/point), [LED screen](/device/screen), [create image](/reference/images/create-image) - +[plot](/reference/led/plot), [point](/reference/led/point), [LED screen](/device/screen)