PWMA1.h File Reference

Pulse width modulation. More...

Go to the source code of this file.

Macros
#define	PWMUSELFCLK   2
	use PWMUSELFCLK to select LFCLK
#define	PWMUSEMFCLK   4
	use PWMUSEMFCLK to select MFCLK
#define	PWMUSEBUSCLK   8
	use PWMUSEBUSCLK to select bus CLK

Functions
void	PWMA1_Init (uint32_t timerClkSrc, uint32_t timerClkPrescale, uint32_t period, uint32_t duty0, uint32_t duty1)
	Initialize PWMA1. More...
void	PWMA1_SetDuty (uint32_t duty0, uint32_t duty1)
	Set duty cycles. More...
void	PWMA1_Forward (uint32_t duty0)
	Motor forward. More...
void	PWMA1_Backward (uint32_t duty1)
	Motor backward. More...
void	PWMA1_Break (void)
	Motor break. More...
void	PWMA1_Coast (void)
	Motor coast. More...

Detailed Description

Pulse width modulation.

Hardware creates fixed period, variable duty cycle waves

Version

RTOS v1.0

Author

Daniel Valvano and Jonathan Valvano

Copyright

Copyright 2026 by Jonathan W. Valvano, valva.nosp@m.no@m.nosp@m.ail.u.nosp@m.texa.nosp@m.s.edu,

Warning

AS-IS

Note

For more information see http://users.ece.utexas.edu/~valvano/

Date

November 24, 2025

PWM pins on the MSPM0G3507

Pin	Description
PB4	CCP0 PWM output
PB1	CCP1 PWM output