Tool/software:
Greetings! I am using your TMS320F280041C(100 pin package) for a very first time and I am setting up my pcb in order to use MotorControl SDK v5_02. I think I had done something wrong. My physical connections are as follows:
R voltage -> pin 9 (A2)
S voltage -> pin 39 (B4)
T voltage -> pin 6 (A6)
R current -> pin 29 C1
S current -> pin 37 A8
T current -> pin 7 B2
line voltage -> pin 40 A10
So I am setting the pins using this code:
// configure the SOCs for hvkit_rev1p1 // C1 adcHandle ADCC Channel 1 ADC_setupSOC(obj->adcHandle[2], ADC_SOC_NUMBER0, ADC_TRIGGER_EPWM1_SOCA, ADC_CH_ADCIN1, HAL_ADC_SAMPLE_WINDOW); // A8 adcHandle ADCA Channel 8 ADC_setupSOC(obj->adcHandle[0], ADC_SOC_NUMBER0, ADC_TRIGGER_EPWM1_SOCA, ADC_CH_ADCIN8, HAL_ADC_SAMPLE_WINDOW); // B2 adcHandle ADCB Channel 2 ADC_setupSOC(obj->adcHandle[1], ADC_SOC_NUMBER0, ADC_TRIGGER_EPWM1_SOCA, ADC_CH_ADCIN2, HAL_ADC_SAMPLE_WINDOW); // A2 ADC_setupSOC(obj->adcHandle[0], ADC_SOC_NUMBER1, ADC_TRIGGER_EPWM1_SOCA, ADC_CH_ADCIN2, HAL_ADC_SAMPLE_WINDOW); // B4 ADC_setupSOC(obj->adcHandle[1], ADC_SOC_NUMBER1, ADC_TRIGGER_EPWM1_SOCA, ADC_CH_ADCIN4, HAL_ADC_SAMPLE_WINDOW); // A6 ADC_setupSOC(obj->adcHandle[0], ADC_SOC_NUMBER2, ADC_TRIGGER_EPWM1_SOCA, ADC_CH_ADCIN6, HAL_ADC_SAMPLE_WINDOW); // VDCBUS - A9->RA1. hvkit board has capacitor on Vbus feedback, so // the sampling doesn't need to be very long to get an accurate value //A10 ADC_setupSOC(obj->adcHandle[0], ADC_SOC_NUMBER3, ADC_TRIGGER_EPWM1_SOCA, ADC_CH_ADCIN10, HAL_ADC_SAMPLE_WINDOW); //Extra analgue input A0 ADC_setupSOC(obj->adcHandle[0], ADC_SOC_NUMBER4, ADC_TRIGGER_EPWM1_SOCA, ADC_CH_ADCIN0, HAL_ADC_SAMPLE_WINDOW);
The problem is I don`t receive correct values. The current channels react to input voltage but return false data. The voltage channels don`t even react. So I think I have done something wrong. My irs is working and it is set to trigger with pwm channel 1.
Any ideas?
Thanks!