105 lines
2.5 KiB
C
105 lines
2.5 KiB
C
/*
|
|
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio.
|
|
|
|
This file is part of ChibiOS/RT.
|
|
|
|
ChibiOS/RT is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
ChibiOS/RT is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "ch.h"
|
|
#include "hal.h"
|
|
|
|
/*
|
|
* Red LEDs blinker thread, times are in milliseconds.
|
|
*/
|
|
static WORKING_AREA(waThread1, 128);
|
|
static msg_t Thread1(void *arg) {
|
|
|
|
(void)arg;
|
|
while (TRUE) {
|
|
palClearPad(IOPORT3, GPIOC_LED);
|
|
chThdSleepMilliseconds(500);
|
|
palSetPad(IOPORT3, GPIOC_LED);
|
|
chThdSleepMilliseconds(500);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static void pwmpcb(void) {
|
|
}
|
|
|
|
static void pwmc1cb(void) {
|
|
}
|
|
|
|
static PWMConfig pwmcfg = {
|
|
pwmpcb,
|
|
{
|
|
{PWM_OUTPUT_ACTIVE_HIGH, pwmc1cb},
|
|
{PWM_OUTPUT_DISABLED, NULL},
|
|
{PWM_OUTPUT_DISABLED, NULL},
|
|
{PWM_OUTPUT_DISABLED, NULL}
|
|
},
|
|
(uint16_t)(STM32_TIMCLK2 / 10000 - 1), /* 100 uS clock.*/
|
|
(uint16_t)(10000 - 1), /* Period 1S.*/
|
|
0
|
|
};
|
|
|
|
/*
|
|
* Entry point, note, the main() function is already a thread in the system
|
|
* on entry.
|
|
*/
|
|
int main(int argc, char **argv) {
|
|
|
|
(void)argc;
|
|
(void)argv;
|
|
|
|
/*
|
|
* Creates the blinker thread.
|
|
*/
|
|
chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);
|
|
|
|
/*
|
|
* Initializes the PWM driver 1.
|
|
*/
|
|
pwmStart(&PWMD1, &pwmcfg);
|
|
palSetPadMode(IOPORT1, 8, PAL_MODE_STM32_ALTERNATE_PUSHPULL);
|
|
chThdSleepMilliseconds(2000);
|
|
|
|
/*
|
|
* Starts the channel 0 with 50% duty cycle.
|
|
*/
|
|
pwmEnableChannel(&PWMD1, 0, 4999); /* 50% */
|
|
chThdSleepMilliseconds(5000);
|
|
|
|
/*
|
|
* Changes the channel 0 with 75% duty cycle.
|
|
*/
|
|
pwmEnableChannel(&PWMD1, 0, 7499); /* 75% */
|
|
chThdSleepMilliseconds(5000);
|
|
|
|
/*
|
|
* Disables channel 0.
|
|
*/
|
|
pwmDisableChannel(&PWMD1, 0);
|
|
|
|
|
|
/*
|
|
* Normal main() thread activity, in this demo it does nothing.
|
|
*/
|
|
while (TRUE) {
|
|
chThdSleepMilliseconds(500);
|
|
}
|
|
return 0;
|
|
}
|