move (uint8_t dir, uint8_t usr_spd)
{
int spd = 20000/255*usr_spd;
chprintf ((BaseChannel *)&SD2, "%d \n\r", spd);
if (dir == FWD)
{
pwmDisableChannel (&PWMD3, MOTOR_L_REV);
pwmDisableChannel (&PWMD3, MOTOR_R_REV);
pwmEnableChannel (&PWMD3, MOTOR_L_FWD, spd);
pwmEnableChannel (&PWMD3, MOTOR_R_FWD, spd);
}
else if (dir == REV)
{
pwmDisableChannel (&PWMD3, MOTOR_L_FWD);
pwmDisableChannel (&PWMD3, MOTOR_R_FWD);
pwmEnableChannel (&PWMD3, MOTOR_L_REV, spd);
pwmEnableChannel (&PWMD3, MOTOR_R_REV, spd);
}
else if (dir == LEFT)
{
pwmDisableChannel (&PWMD3, MOTOR_L_FWD);
pwmDisableChannel (&PWMD3, MOTOR_R_REV);
pwmEnableChannel (&PWMD3, MOTOR_L_REV, spd);
pwmEnableChannel (&PWMD3, MOTOR_R_FWD, spd);
}
else if (dir == RIGHT)
{
pwmDisableChannel (&PWMD3, MOTOR_L_REV);
pwmDisableChannel (&PWMD3, MOTOR_R_FWD);
pwmEnableChannel (&PWMD3, MOTOR_L_FWD, spd);
pwmEnableChannel (&PWMD3, MOTOR_R_REV, spd);
}
}
/**
Disable a stepper motor.
@param stepper Which stepper (0 or 1).
*/
void stepperDisable(int stepper)
{
Stepper* s = &steppers[stepper];
if (s->timerRunning) {
chSysDisable();
fasttimerStop(&s->fastTimer);
chSysEnable();
}
int i;
for (i = 0; i < 4; i++)
pinOff(s->pins[i]);
int pwm = stepper * 2;
pwmDisableChannel(pwm);
pwmDisableChannel(pwm + 1);
}
/*
* GPT1 interrupt callback. Stop transmit burst.
*/
static void transmit_stop(GPTDriver *gptp) {
(void) gptp;
//Stop transmitting
pwmDisableChannel(&PWMD2, 3);
palSetPad(GPIOA, GPIO_RX);
chSysUnlockFromIsr();
}
/*
* Application entry point.
*/
int main(void) {
/*
* System initializations.
* - HAL initialization, this also initializes the configured device drivers
* and performs the board-specific initializations.
* - Kernel initialization, the main() function becomes a thread and the
* RTOS is active.
*/
halInit();
chSysInit();
/*
* Initializes the PWM driver 1 and ICU driver 1.
* GPIOD10 is the PWM output.
* GPIOA0 is the ICU input.
* The two pins have to be externally connected together.
*/
icuStart(&ICUD1, &icucfg);
icuEnable(&ICUD1);
/* Sets A0 alternative function.*/
SIU.PCR[0].R = 0b0100010100000100;
pwmStart(&PWMD1, &pwmcfg);
/* Sets D10 alternative function.*/
SIU.PCR[58].R = 0b0100010100000100;
chThdSleepMilliseconds(2000);
/*
* Starts the PWM channel 0 using 75% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 7500));
chThdSleepMilliseconds(5000);
/*
* Changes the PWM channel 0 to 50% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 5000));
chThdSleepMilliseconds(5000);
/*
* Changes the PWM channel 0 to 25% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 2500));
chThdSleepMilliseconds(5000);
/*
* Changes PWM period and the PWM channel 0 to 50% duty cycle.
*/
pwmChangePeriod(&PWMD1, 25000);
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 5000));
chThdSleepMilliseconds(5000);
/*
* Disables channel 0 and stops the drivers.
*/
pwmDisableChannel(&PWMD1, 0);
pwmStop(&PWMD1);
icuDisable(&ICUD1);
icuStop(&ICUD1);
palClearPad(PORT_D, PD_LED3);
palClearPad(PORT_D, PD_LED4);
/*
* Normal main() thread activity, in this demo it does nothing.
*/
while (TRUE) {
chThdSleepMilliseconds(500);
}
return 0;
}
/*
* Application entry point.
*/
int main(void) {
/*
* System initializations.
* - HAL initialization, this also initializes the configured device drivers
* and performs the board-specific initializations.
* - Kernel initialization, the main() function becomes a thread and the
* RTOS is active.
*/
halInit();
chSysInit();
/*
* Starting PWM driver 1 and enabling the notifications.
* GPIOA8 is programmed as PWM output (channel 1 of TIM1).
*/
pwmStart(&PWMD1, &pwmcfg);
pwmEnablePeriodicNotification(&PWMD1);
palSetPadMode(GPIOA, GPIOA_ARD_D5, PAL_MODE_ALTERNATE(1));
/*
* Starting ICU driver 2.
* GPIOA15 is programmed as ICU input (channel 1 of TIM2).
*/
icuStart(&ICUD2, &icucfg);
palSetPadMode(GPIOA, GPIOA_ARD_D9, PAL_MODE_ALTERNATE(1));
/*
* GPIOI1 is programmed as output (board LED).
*/
palClearPad(GPIOI, GPIOI_ARD_D13);
palSetPadMode(GPIOI, GPIOI_ARD_D13, PAL_MODE_OUTPUT_PUSHPULL);
chThdSleepMilliseconds(1000);
/*
* Starting ICU capture and enabling the notifications.
*/
icuStartCapture(&ICUD2);
icuEnableNotifications(&ICUD2);
/*
* Normal main() thread activity, various PWM patterns are generated
* cyclically, if the ICU input is connected to the PWM output the
* board LED mirrors the PWM output.
*/
while (true) {
/*
* Starts the PWM channel 0 using 75% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 7500));
pwmEnableChannelNotification(&PWMD1, 0);
chThdSleepMilliseconds(5000);
/*
* Changes the PWM channel 0 to 50% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 5000));
chThdSleepMilliseconds(5000);
/*
* Changes the PWM channel 0 to 25% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 2500));
chThdSleepMilliseconds(5000);
/*
* Changes PWM period to half second the duty cycle becomes 50%
* implicitly.
*/
pwmChangePeriod(&PWMD1, 5000);
chThdSleepMilliseconds(5000);
/*
* Disables channel 0.
*/
pwmDisableChannel(&PWMD1, 0);
}
}
/*
* Application entry point.
*/
int main(void) {
/*
* System initializations.
* - HAL initialization, this also initializes the configured device drivers
* and performs the board-specific initializations.
* - Kernel initialization, the main() function becomes a thread and the
* RTOS is active.
*/
halInit();
chSysInit();
/*
* LED initially off.
*/
palSetPad(IOPORT3, GPIOC_LED);
/*
* Initializes the PWM driver 1 and ICU driver 4.
*/
pwmStart(&PWMD1, &pwmcfg);
palSetPadMode(IOPORT1, 8, PAL_MODE_STM32_ALTERNATE_PUSHPULL);
icuStart(&ICUD4, &icucfg);
icuEnable(&ICUD4);
chThdSleepMilliseconds(2000);
/*
* Starts the PWM channel 0 using 75% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 7500));
chThdSleepMilliseconds(5000);
/*
* Changes the PWM channel 0 to 50% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 5000));
chThdSleepMilliseconds(5000);
/*
* Changes the PWM channel 0 to 25% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 2500));
chThdSleepMilliseconds(5000);
/*
* Changes PWM period to half second the duty cycle becomes 50%
* implicitly.
*/
pwmChangePeriod(&PWMD1, 5000);
chThdSleepMilliseconds(5000);
/*
* Disables channel 0 and stops the drivers.
*/
pwmDisableChannel(&PWMD1, 0);
pwmStop(&PWMD1);
icuDisable(&ICUD4);
icuStop(&ICUD4);
palSetPad(IOPORT3, GPIOC_LED);
/*
* Normal main() thread activity, in this demo it does nothing.
*/
while (TRUE) {
chThdSleepMilliseconds(500);
}
return 0;
}
/*
* Application entry point.
*/
int main(void) {
/*
* System initializations.
* - HAL initialization, this also initializes the configured device drivers
* and performs the board-specific initializations.
* - Kernel initialization, the main() function becomes a thread and the
* RTOS is active.
*/
halInit();
chSysInit();
/*
* Initializes the PWM driver 2 and ICU driver 3.
* GPIOA15 is the PWM output.
* GPIOC6 is the ICU input.
* The two pins have to be externally connected together.
*/
pwmStart(&PWMD2, &pwmcfg);
palSetPadMode(GPIOA, 15, PAL_MODE_ALTERNATE(1));
icuStart(&ICUD3, &icucfg);
palSetPadMode(GPIOC, 6, PAL_MODE_ALTERNATE(2));
icuEnable(&ICUD3);
chThdSleepMilliseconds(2000);
/*
* Starts the PWM channel 0 using 75% duty cycle.
*/
pwmEnableChannel(&PWMD2, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD2, 7500));
chThdSleepMilliseconds(5000);
/*
* Changes the PWM channel 0 to 50% duty cycle.
*/
pwmEnableChannel(&PWMD2, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD2, 5000));
chThdSleepMilliseconds(5000);
/*
* Changes the PWM channel 0 to 25% duty cycle.
*/
pwmEnableChannel(&PWMD2, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD2, 2500));
chThdSleepMilliseconds(5000);
/*
* Changes PWM period to half second the duty cycle becomes 50%
* implicitly.
*/
pwmChangePeriod(&PWMD2, 5000);
chThdSleepMilliseconds(5000);
/*
* Disables channel 0 and stops the drivers.
*/
pwmDisableChannel(&PWMD2, 0);
pwmStop(&PWMD2);
icuDisable(&ICUD3);
icuStop(&ICUD3);
palClearPad(GPIOE, GPIOE_LED4_BLUE);
palClearPad(GPIOE, GPIOE_LED9_BLUE);
/*
* Normal main() thread activity, in this demo it does nothing.
*/
while (TRUE) {
chThdSleepMilliseconds(500);
}
return 0;
}
/*
* Application entry point.
*/
int main(void) {
/*
* System initializations.
* - HAL initialization, this also initializes the configured device drivers
* and performs the board-specific initializations.
* - Kernel initialization, the main() function becomes a thread and the
* RTOS is active.
*/
halInit();
chSysInit();
/*
* Initializes the PWM driver 1 and ICU driver 2.
* GPIOE9 is the PWM output.
* GPIOA0 is the ICU input.
* The two pins have to be externally connected together.
*/
pwmStart(&PWMD1, &pwmcfg);
pwmEnablePeriodicNotification(&PWMD1);
icuStart(&ICUD2, &icucfg);
icuStartCapture(&ICUD2);
icuEnableNotifications(&ICUD2);
chThdSleepMilliseconds(2000);
/*
* Starts the PWM channel 0 using 75% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 7500));
pwmEnableChannelNotification(&PWMD1, 0);
chThdSleepMilliseconds(5000);
/*
* Changes the PWM channel 0 to 50% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 5000));
chThdSleepMilliseconds(5000);
/*
* Changes the PWM channel 0 to 25% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 2500));
chThdSleepMilliseconds(5000);
/*
* Changes PWM period to half second the duty cycle becomes 50%
* implicitly.
*/
pwmChangePeriod(&PWMD1, 5000);
chThdSleepMilliseconds(5000);
/*
* Disables channel 0 and stops the drivers.
*/
pwmDisableChannel(&PWMD1, 0);
pwmStop(&PWMD1);
icuStopCapture(&ICUD2);
icuStop(&ICUD2);
palClearPad(GPIOB, GPIOB_LED1);
palClearPad(GPIOB, GPIOB_LED2);
/*
* Normal main() thread activity, in this demo it does nothing.
*/
while (true) {
chThdSleepMilliseconds(500);
}
return 0;
}
/*
* Application entry point.
*/
int main(void) {
/* Initialization of all the imported components in the order specified in
the application wizard. The function is generated automatically.*/
componentsInit();
palClearPad(PORT11, P11_LED4);
/*
* Initializes the PWM driver 8 and ICU driver 1.
* PIN80 is the PWM output.
* PIN63 is the ICU input.
* The two pins have to be externally connected together.
*/
/* Sets PIN63 alternative function.*/
SIU.PCR[179].R = 0b0000011000001100;
/* Sets PIN65 alternative function.*/
SIU.PCR[181].R = 0b0000010100001100;
icuStart(&ICUD2, &icucfg);
icuEnable(&ICUD2);
pwmStart(&PWMD1, &pwmcfg);
chThdSleepMilliseconds(2000);
/*
* Starts the PWM channel 0 using 75% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 7500));
chThdSleepMilliseconds(5000);
/*
* Changes the PWM channel 0 to 50% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 5000));
chThdSleepMilliseconds(5000);
/*
* Changes the PWM channel 0 to 25% duty cycle.
*/
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 2500));
chThdSleepMilliseconds(5000);
/*
* Changes PWM period and the PWM channel 0 to 50% duty cycle.
*/
pwmChangePeriod(&PWMD1, 25000);
pwmEnableChannel(&PWMD1, 0, PWM_PERCENTAGE_TO_WIDTH(&PWMD1, 5000));
chThdSleepMilliseconds(5000);
/*
* Disables PWM channel 0 and stops the drivers.
*/
pwmDisableChannel(&PWMD1, 0);
pwmStop(&PWMD1);
/*
* Disables and stops the ICU drivers.
*/
icuDisable(&ICUD2);
icuStop(&ICUD2);
palClearPad(PORT11, P11_LED3);
palClearPad(PORT11, P11_LED4);
/*
* Normal main() thread activity, in this demo it does nothing.
*/
while (TRUE) {
chThdSleepMilliseconds(500);
}
return 0;
}
