/*---------------------------------------------------------------------------------------------------------*/
int32_t main(void)
{
/* Init System, IP clock and multi-function I/O
In the end of SYS_Init() will issue SYS_LockReg()
to lock protected register. If user want to write
protected register, please issue SYS_UnlockReg()
to unlock protected register if necessary */
/* Unlock protected registers */
SYS_UnlockReg();
/* Init System, IP clock and multi-function I/O */
SYS_Init();
/* Lock protected registers */
SYS_LockReg();
/* Init UART to 115200-8n1 for print message */
UART0_Init();
printf("\n\nCPU @ %dHz(PLL@ %dHz)\n", SystemCoreClock, PllClock);
printf("PWM0 clock is from %s\n", (CLK->CLKSEL2 & CLK_CLKSEL2_PWM0SEL_Msk) ? "CPU" : "PLL");
printf("+------------------------------------------------------------------------+\n");
printf("| PWM Driver Sample Code |\n");
printf("| |\n");
printf("+------------------------------------------------------------------------+\n");
printf(" This sample code will output PWM0 channel 0~3 with different\n");
printf(" frequency and duty, enable dead zone function of all PWM0 pairs.\n");
printf(" And also enable/disable PWM output every 1 second.\n");
printf(" I/O configuration:\n");
printf(" waveform output pin: PWM0_CH0(PC.0), PWM0_CH1(PC.1), PWM0_CH2(PC.2), PWM0_CH3(PC.3)\n");
/*Set Pwm mode as complementary mode*/
PWM_ENABLE_COMPLEMENTARY_MODE(PWM0);
// PWM0 channel 0 frequency is 100Hz, duty 30%,
PWM_ConfigOutputChannel(PWM0, 0, 100, 30);
SYS_UnlockReg();
PWM_EnableDeadZone(PWM0, 0, 400);
SYS_LockReg();
// PWM0 channel 2 frequency is 300Hz, duty 50%
PWM_ConfigOutputChannel(PWM0, 2, 300, 50);
SYS_UnlockReg();
PWM_EnableDeadZone(PWM0, 2, 200);
SYS_LockReg();
// Enable output of PWM0 channel 0~3
PWM_EnableOutput(PWM0, 0xF);
// Enable PWM0 channel 0 period interrupt, use channel 0 to measure time.
PWM_EnablePeriodInt(PWM0, 0, 0);
NVIC_EnableIRQ(PWM0P0_IRQn);
// Start
PWM_Start(PWM0, 0xF);
while(1);
}
/*---------------------------------------------------------------------------------------------------------*/
int32_t main(void)
{
/* Unlock protected registers */
SYS_UnlockReg();
/* Init System, IP clock and multi-function I/O */
SYS_Init();
/* Lock protected registers */
SYS_LockReg();
/* Init UART to 115200-8n1 for print message */
UART0_Init();
printf("+------------------------------------------------------------------------+\n");
printf("| PWM Driver Sample Code |\n");
printf("| |\n");
printf("+------------------------------------------------------------------------+\n");
printf(" This sample code will use PWM0 channel 0 to output waveform\n");
printf(" I/O configuration:\n");
printf(" waveform output pin: PWM0 channel 0(PA.12)\n");
printf("\nUse double buffer feature.\n");
/*
PWM0 channel 0 waveform of this sample shown below:
|<- CNR + 1 clk ->| CNR + 1 = 399 + 1 CLKs
|<-CMR+1 clk ->| CMR + 1 = 199 + 1 CLKs
|<- CNR + 1 ->| CNR + 1 = 99 + 1 CLKs
|<CMR+1>| CMR + 1 = 39 + 1 CLKs
__ ______________ _______
|______200_____| 200 |____60__| 40 |_____PWM waveform
*/
/*
Configure PWM0 channel 0 init period and duty.
Period is __HXT / (prescaler * clock divider * (CNR + 1))
Duty ratio = (CMR + 1) / (CNR + 1)
Period = 12 MHz / (2 * 1 * (199 + 1)) = 30000 Hz
Duty ratio = (99 + 1) / (199 + 1) = 50%
*/
// PWM0 channel 0 frequency is 100Hz, duty 30%,
PWM_ConfigOutputChannel(PWM0, 0, 30000, 30);
// Enable output of PWM0 channel 0
PWM_EnableOutput(PWM0, PWM_CH_0_MASK);
// Enable PWM0 channel 0 period interrupt, use channel 0 to measure time.
PWM_EnablePeriodInt(PWM0, 0, 0);
NVIC_EnableIRQ(PWM0_IRQn);
// Start
PWM_Start(PWM0, PWM_CH_0_MASK);
while(1);
}
//=========================================================================
//----- (00005C4C) --------------------------------------------------------
__myevic__ void InitPWM()
{
PWM_ConfigOutputChannel( PWM0, BBC_PWMCH_BUCK, BBC_PWM_FREQ, 0 );
PWM_ConfigOutputChannel( PWM0, BBC_PWMCH_BOOST, BBC_PWM_FREQ, 0 );
PWM_EnableOutput( PWM0, 1 << BBC_PWMCH_BUCK );
PWM_EnablePeriodInt( PWM0, BBC_PWMCH_BUCK, 0 );
PWM_EnableOutput( PWM0, 1 << BBC_PWMCH_BOOST );
PWM_EnablePeriodInt( PWM0, BBC_PWMCH_BOOST, 0 );
PWM_Start( PWM0, 1 << BBC_PWMCH_BUCK );
PWM_Start( PWM0, 1 << BBC_PWMCH_BOOST );
BoostDuty = 0;
PWM_SET_CMR( PWM0, BBC_PWMCH_BOOST, 0 );
BuckDuty = 0;
PWM_SET_CMR( PWM0, BBC_PWMCH_BUCK, 0 );
if ( ISVTCDUAL || ISCUBOID || ISCUBO200 || ISRX200S || ISRX23 || ISRX300 )
{
PWM_ConfigOutputChannel( PWM0, BBC_PWMCH_CHARGER, BBC_PWM_FREQ, 0 );
PWM_EnableOutput( PWM0, 1 << BBC_PWMCH_CHARGER );
PWM_Start( PWM0, 1 << BBC_PWMCH_CHARGER );
ChargerDuty = 0;
PWM_SET_CMR( PWM0, BBC_PWMCH_CHARGER, 0 );
if ( ISCUBO200 || ISRX200S || ISRX23 || ISRX300 )
{
MaxChargerDuty = 512;
}
else
{
MaxChargerDuty = 256;
}
}
}
/*---------------------------------------------------------------------------------------------------------*/
int32_t PWM_DeadZone(void)
{
/* Init System, IP clock and multi-function I/O
In the end of SYS_Init() will issue SYS_LockReg()
to lock protected register. If user want to write
protected register, please issue SYS_UnlockReg()
to unlock protected register if necessary */
/* Unlock protected registers */
SYS_UnlockReg();
/* Init System, IP clock and multi-function I/O */
SYS_Init();
/* Lock protected registers */
SYS_LockReg();
/* Init UART to 115200-8n1 for print message */
UART_Open(UART0, 115200);
printf("+------------------------------------------------------------------------+\n");
printf("| PWM Driver Sample Code |\n");
printf("| |\n");
printf("+------------------------------------------------------------------------+\n");
printf(" This sample code will output all PWMA channels with different\n");
printf(" frequency and duty, enable dead zone function of all PWMA pairs.\n");
printf(" And also enable/disable PWM output every 1 second.\n");
printf(" I/O configuration:\n");
printf(" waveform output pin: PWM0(P2.0), PWM1(P2.1), PWM2(P2.2), PWM3(P2.3)\n");
// PWM0 frequency is 100Hz, duty 30%,
PWM_ConfigOutputChannel(PWMA, PWM_CH0, 100, 30);
PWM_EnableDeadZone(PWMA, PWM_CH0, 400);
// PWM2 frequency is 300Hz, duty 50%
PWM_ConfigOutputChannel(PWMA, PWM_CH2, 300, 50);
PWM_EnableDeadZone(PWMA, PWM_CH2, 200);
// Enable output of all PWMA channels
PWM_EnableOutput(PWMA, 0xF);
// Enable PWMA channel 0 period interrupt, use channel 0 to measure time.
PWM_EnablePeriodInt(PWMA, PWM_CH0, 0);
NVIC_EnableIRQ(PWMA_IRQn);
// Start
PWM_Start(PWMA, 0xF);
while(1);
}
int32_t PWM_DeadZone(void)
{
/* Init System, IP clock and multi-function I/O
In the end of SYS_Init() will issue SYS_LockReg()
to lock protected register. If user want to write
protected register, please issue SYS_UnlockReg()
to unlock protected register if necessary */
SYS_Init();
/* Init UART to 115200-8n1 for print message */
UART0_Init();
printf("\nThis sample code will output PWM0 channel 0 to with different\n");
printf("frequency and duty, enable dead zone function of all PWM0 pairs.\n");
printf("And also enable/disable PWM0 output every 1 second.\n");
// PWM0 frequency is 100Hz, duty 30%,
PWM_ConfigOutputChannel(PWM0, 0, 100, 30);
PWM_EnableDeadZone(PWM0, 0, 400);
// PWM2 frequency is 300Hz, duty 50%
PWM_ConfigOutputChannel(PWM0, 2, 300, 50);
PWM_EnableDeadZone(PWM0, 2, 200);
// PWM4 frequency is 500Hz, duty 70%
PWM_ConfigOutputChannel(PWM0, 4, 600, 70);
PWM_EnableDeadZone(PWM0, 4, 100);
// Enable complementary mode
PWM_ENABLE_COMPLEMENTARY_MODE(PWM0);
// Enable output of all PWM channels
PWM_EnableOutput(PWM0, 0x3F);
// Enable PWM channel 0 period interrupt, use channel 0 to measure time.
PWM_EnablePeriodInt(PWM0, 0, 0);
NVIC_EnableIRQ(PWM0CH0_IRQn);
// Start
PWM_Start(PWM0, 0x3F);
while(1);
}
/*---------------------------------------------------------------------------------------------------------*/
int32_t main(void)
{
/* Init System, IP clock and multi-function I/O
In the end of SYS_Init() will issue SYS_LockReg()
to lock protected register. If user want to write
protected register, please issue SYS_UnlockReg()
to unlock protected register if necessary */
/* Unlock protected registers */
SYS_UnlockReg();
/* Init System, IP clock and multi-function I/O */
SYS_Init();
/* Lock protected registers */
SYS_LockReg();
/* Init UART to 115200-8n1 for print message */
UART0_Init();
printf("\n\nCPU @ %dHz(PLL@ %dHz)\n", SystemCoreClock, PllClock);
printf("PWM0 clock is from %s\n", (CLK->CLKSEL2 & CLK_CLKSEL2_PWM0SEL_Msk) ? "CPU" : "PLL");
printf("+------------------------------------------------------------------------+\n");
printf("| PWM Driver Sample Code |\n");
printf("| |\n");
printf("+------------------------------------------------------------------------+\n");
printf(" This sample code will use PWM0 channel 0 to output waveform\n");
printf(" I/O configuration:\n");
printf(" waveform output pin: PWM0 channel 0(PC.0)\n");
printf("\nUse double buffer feature.\n");
/*
PWM0 channel 0 waveform of this sample shown below:
|<- CNR + 1 clk ->| CNR + 1 = 399 + 1 CLKs
|<-CMR+1 clk ->| CMR + 1 = 199 + 1 CLKs
|<- CNR + 1 ->| CNR + 1 = 99 + 1 CLKs
|<CMR+1>| CMR + 1 = 39 + 1 CLKs
__ ______________ _______
|______200_____| 200 |____60__| 40 |_____PWM waveform
*/
/*
Configure PWM0 channel 0 init period and duty.
Period is PLL / (prescaler * (CNR + 1))
Duty ratio = (CMR + 1) / (CNR + 1)
Period = 72 MHz / (2 * (199 + 1)) = 180000 Hz
Duty ratio = (99 + 1) / (199 + 1) = 50%
*/
// PWM0 channel 0 frequency is 180000Hz, duty 50%,
PWM_ConfigOutputChannel(PWM0, 0, 180000, 50);
// Enable output of PWM0 channel 0
PWM_EnableOutput(PWM0, PWM_CH_0_MASK);
// Enable PWM0 channel 0 period interrupt, use channel 0 to measure time.
PWM_EnablePeriodInt(PWM0, 0, 0);
NVIC_EnableIRQ(PWM0P0_IRQn);
// Start
PWM_Start(PWM0, PWM_CH_0_MASK);
while(1);
}
