You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
35 lines
765 B
35 lines
765 B
7 years ago
|
#include "ch.h"
|
||
|
|
#include "hal.h"
|
||
|
|
|
||
|
|
static PWMConfig pwmcfg = {
|
||
|
|
200000,
|
||
|
|
1000,
|
||
|
|
NULL,
|
||
|
|
{
|
||
|
|
{PWM_OUTPUT_ACTIVE_HIGH, NULL},
|
||
|
|
{PWM_OUTPUT_ACTIVE_HIGH, NULL},
|
||
|
|
{PWM_OUTPUT_ACTIVE_HIGH, NULL},
|
||
|
|
{PWM_OUTPUT_ACTIVE_HIGH, NULL}
|
||
|
|
},
|
||
|
|
0,
|
||
|
|
0
|
||
|
|
};
|
||
|
|
|
||
|
|
int main(void) {
|
||
|
|
halInit();
|
||
|
|
chSysInit();
|
||
|
|
|
||
|
|
palSetPadMode(GPIOE, 8, PAL_MODE_ALTERNATE(2));
|
||
|
|
palSetPadMode(GPIOE, 9, PAL_MODE_ALTERNATE(2));
|
||
|
|
|
||
|
|
pwmStart(&PWMD1, &pwmcfg);
|
||
|
|
|
||
|
|
while (1) {
|
||
|
|
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 1000)); // 10% duty cycle
|
||
|
|
chThdSleepMilliseconds(2000);
|
||
|
|
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 9000)); // 90% duty cycle
|
||
|
|
chThdSleepMilliseconds(2000);
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|