Everything

R_TMR_RDn_Get_PulseWidth

Reads the pulse width of the 16-bit timer RDn.

Remark 1.      This API function can only be called when the 16-bit timer RDn is being used for input capture function.

Remark 2.      If there is an overflow (2 pulses or more) during pulse-width measurement, then the pulse width will not be read correctly.

 

[Syntax]

#include      “r_cg_macrodriver.h”

#include      “r_cg_timer.h”

MD_STATUS  R_TMR_RDn_Get_PulseWidth ( uint32_t * const active_width,
uint32_t * const inactive_width, timer_channel_t channel );

Remark         n is the channel number.

 

[Argument(s)]

I/O

Argument

Description

O

unit32_t * const active_width;

Pointer to an area storing the active level width that was read

O

uint32_t * const inactive_width;

Pointer to an area storing the inactive level width that was read

I

timer_channel_t channel;

Pin to read

  TMCHANNELA :             TRDIOAn pin

  TMCHANNELB :             TRDIOBn pin

  TMCHANNELC :             TRDIOCn pin

  TMCHANNELD :             TRDIODn pin

 

[Return value]

Macro

Description

MD_OK

Normal completion