Usage example (External event counter)
Count up to 100 falling edges.
[Waveform example]
[GUI setting example]
|
Timer |
Used | |||
|
TAU0 |
Used | |||
|
Channel0 |
||||
|
channel 0 |
External event counter | |||
|
TI00 muximum frequency |
16000000 (Hz) | |||
|
Enable using noise filter of TI00 pin input signal |
Unused | |||
|
External event select |
TI00 falling edge | |||
|
Count value |
100 | |||
|
End of timer channel 0 count, generate an interrupt (INTTM00) |
Used | |||
|
Priority |
Low | |||
[API setting example]
r_main.c
void main(void)
{
R_MAIN_UserInit();
/* Start user code. Do not edit comment generated here */
/* Start TAU0 channel 0 counter */
R_TAU0_Channel0_Start();
while (1U)
{
;
}
/* End user code. Do not edit comment generated here */
}
r_cg_timer_user.c
/* Start user code for global. Do not edit comment generated here */
volatile uint8_t g_cnt = 0U;
/* End user code. Do not edit comment generated here */
static void __near r_tau0_channel0_interrupt(void)
{
/* Start user code. Do not edit comment generated here */
/* Count INTTM00 */
g_cnt++;
/* End user code. Do not edit comment generated here */
}