__interrupt void epwm1_tzint_isr(void)
{
EPwm1TZIntCount++;
// Leave the PWM flags set so we only take this
// interrupt once
// Acknowledge this interrupt to receive more interrupts from group 2
PIE_clearInt(myPie, PIE_GroupNumber_2);
}
__interrupt void epwm3_timer_isr(void)
{
EPwm3TimerIntCount++;
// Clear INT flag for this timer
PWM_clearIntFlag(myPwm3);
// Acknowledge this interrupt to receive more interrupts from group 3
PIE_clearInt(myPie, PIE_GroupNumber_3);
}
__interrupt void epwm3_isr(void)
{
// Update the CMPA and CMPB values
update_compare(&epwm3_info);
// Clear INT flag for this timer
PWM_clearIntFlag(myPwm3);
// Acknowledge this interrupt to receive more interrupts from group 3
PIE_clearInt(myPie, PIE_GroupNumber_3);
}
// This ISR MUST be executed from RAM as it will put the Flash into Standby
interrupt void EPwm2_timer_isr(void)
{
EPwm2TimerIntCount++;
// Put the Flash into standby
FLASH_setPowerMode(myFlash, FLASH_PowerMode_PumpAndBankStandby);
// Clear INT flag for this timer
PWM_clearIntFlag(myPwm2);
// Clear this interrupt to receive more interrupts from group 3
PIE_clearInt(myPie, PIE_GroupNumber_3);
}
// This ISR MUST be executed from RAM as it will put the Flash into Sleep
// Interrupt routines uses in this example:
interrupt void EPwm1_timer_isr(void)
{
// Put the Flash to sleep
FLASH_setPowerMode(myFlash, FLASH_PowerMode_PumpAndBankSleep);
EPwm1TimerIntCount++;
// Clear INT flag for this timer
PWM_clearIntFlag(myPwm1);
// Clear this interrupt to receive more interrupts from group 3
PIE_clearInt(myPie, PIE_GroupNumber_3);
}
interrupt void EPwm3_timer_isr(void)
{
uint16_t i;
EPwm3TimerIntCount++;
// Short Delay to simulate some ISR Code
for(i = 1; i < 0x01FF; i++) {}
// Clear INT flag for this timer
PWM_clearIntFlag(myPwm3);
// Clear this interrupt to receive more interrupts from group 3
PIE_clearInt(myPie, PIE_GroupNumber_3);
}
__interrupt void ecapISR(void)
{
// Clear capture (CAP) interrupt flags
CAP_clearInt(halHandle->capHandle, CAP_Int_Type_All);
// Compute the PWM high period (rising edge to falling edge)
uint32_t PwmDuty = (uint32_t) CAP_getCap2(halHandle->capHandle) - (uint32_t) CAP_getCap1(halHandle->capHandle);
// Assign the appropriate speed command, combine 0-5% and 95-100%
// 0-100% speed is proportional to 1-2ms high period
// 60MHz * 2ms = 120000
// 0-1%
if (PwmDuty <= 61000)
{
gSpeedRef_Ok = 0;
gSpeedRef_duty = _IQ(0);
gMotorVars.Flag_Run_Identify = 0;
}
// 1-99%
if ((PwmDuty > 61000) && (PwmDuty < 119000))
{
gSpeedRef_Ok = 0;
gSpeedRef_duty = _IQdiv(PwmDuty - 60000, 60000);
gMotorVars.Flag_Run_Identify = 1;
}
// 99-100%
else if (PwmDuty >= 119000)
{
gSpeedRef_Ok = 0;
gSpeedRef_duty = _IQ(1.0);
gMotorVars.Flag_Run_Identify = 1;
}
// Catch all
else
{
gSpeedRef_duty = _IQ(0);
gMotorVars.Flag_Run_Identify = 0;
}
// Clears an interrupt defined by group number
PIE_clearInt(halHandle->pieHandle, PIE_GroupNumber_4);
} // end of ecapISR() function
interrupt void i2c_int1(void){
isr_counter++;
Uint16 IntSource;
IntSource = I2caRegs.I2CISRC.all;
if( IntSource == I2C_AAS_ISRC){
num_rec_slave_addr++;
}
if (IntSource == I2C_TX_ISRC){
num_bytes_moved_to_tx_shift ++;
I2caRegs.I2CSTR.bit.XRDY = 1; // Clear the XRDY interrupt (re-arm it) since it does not get auto-cleared by reading I2CISRC
I2caRegs.I2CDXR = 0xF5; // Fill the transmission buffer
}
// Acknowledge this interrupt to receive more interrupts from group 8
PIE_clearInt(myPie, PIE_GroupNumber_8);
}
