writePWMDutyCycle

Set PWM duty cycle on BBC micro:bit board pin

Syntax

writePWMDutyCycle(microbitObj,pin,dutyCycle)

Description

writePWMDutyCycle(microbitObj,pin,dutyCycle) sets the specified duty cycle value to a pin configured for PWM on the BBC micro:bit board, specified as a microbit object.

example

Examples

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Specify the Duty Cycle on PWM Pin

Specify a PWM duty cycle of 0.2 for pin P7 on the BBC micro:bit board.

microbitObj = microbit('COM3');
writePWMDutyCycle(microbitObj,'P7',0.2)

Input Arguments

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`microbitObj` — BBC micro:bit hardware connection
microbit object

BBC micro:bit hardware connection, specified as a microbit object created with the microbit function.

`pin` — Pin number
character vector

Pin number that supports PWM on the BBC micro:bit board, specified as a character vector.

Example: 'P7'

`dutyCycle` — Value of the duty cycle
real number from 0 to 1

Value of the PWM duty cycle, specified as a real number ranging from 0 to 1.

Data Types: double

Version History

Introduced in R2017b