hobbyking_cheetah source code modified 2020/12/15
Dependencies: mbed-dev-f303 FastPWM3
main.cpp
- Committer:
- benkatz
- Date:
- 2017-02-14
- Revision:
- 19:bd10a04eedc2
- Parent:
- 18:f1d56f4acb39
- Child:
- 20:bf9ea5125d52
File content as of revision 19:bd10a04eedc2:
const unsigned int BOARDNUM = 0x2; //const unsigned int a_id = const unsigned int TX_ID = 0x0100; const unsigned int cmd_ID = (BOARDNUM<<8) + 0x7; #include "CANnucleo.h" #include "mbed.h" #include "PositionSensor.h" #include "Inverter.h" #include "SVM.h" #include "FastMath.h" #include "Transforms.h" #include "CurrentRegulator.h" #include "TorqueController.h" #include "ImpedanceController.h" using namespace FastMath; using namespace Transforms; CANnucleo::CAN can(PB_8, PB_9); // CAN Rx pin name, CAN Tx pin name CANnucleo::CANMessage rxMsg; CANnucleo::CANMessage txMsg; int ledState; int counter = 0; int canCmd = 1000; volatile bool msgAvailable = false; /** * @brief 'CAN receive-complete' interrup handler. * @note Called on arrival of new CAN message. * Keep it as short as possible. * @param * @retval */ void onMsgReceived() { msgAvailable = true; //printf("ping\n\r"); } void sendCMD(int TX_addr, int val){ txMsg.clear(); //clear Tx message storage txMsg.id = TX_addr; txMsg << val; can.write(txMsg); //wait(.1); } void readCAN(void){ if(msgAvailable) { msgAvailable = false; // reset flag for next use can.read(rxMsg); // read message into Rx message storage // Filtering performed by software: if(rxMsg.id == cmd_ID) { // See comments in CAN.cpp for filtering performed by hardware rxMsg >> canCmd; } // extract first data item } } void canLoop(void){ //printf("%d\n\r", canCmd); readCAN(); //sendCMD(TX_ID, canCmd); //sendCMD(TX_ID+b_ID, b1); //sendCMD(TX_ID+c_ID, c1); } int id[3] = {0}; float cmd_float[3] = {0.0f}; int raw[3] = {0}; float val_max[3] = {18.0f, 1.0f, 0.1f}; //max angle in radians, stiffness in N-m/rad, damping in N-m*s/rad int buff[8]; Serial pc(PA_2, PA_3); Inverter inverter(PA_10, PA_9, PA_8, PA_11, 0.02014160156, 0.00005); //hall motor PositionSensorAM5147 spi(16384, 4.7, 21); ///1 I really need an eeprom or something to store this.... //PositionSensorSPI spi(2048, 1.34f, 7); ///2 PositionSensorEncoder encoder(4096, 0, 21); CurrentRegulator foc(&inverter, &spi, &encoder, 0.000033, .005, .55); TorqueController torqueController(.082f, &foc); ImpedanceController impedanceController(&torqueController, &spi, &encoder); Ticker testing; // Current Sampling IRQ extern "C" void TIM1_UP_TIM10_IRQHandler(void) { if (TIM1->SR & TIM_SR_UIF ) { inverter.SampleCurrent(); //foc.Commutate(); ///Putting the loop here doesn't work for some reason. Need to figure out why } TIM1->SR = 0x0; // reset the status register } int count = 0; void Loop(void){ count++; //impedanceController.SetImpedance(cmd_float[1], cmd_float[2], cmd_float[0]); //impedanceController.SetImpedance(.1, -0.01, 0); float torqueCmd = ((float)(canCmd-1000))/100; torqueController.SetTorque(torqueCmd); if(count>100){ canLoop(); //float e = spi.GetElecPosition(); //float v = encoder.GetMechVelocity(); //printf("%f\n\r", torqueCmd); //printf("IA: %f IB: %f IC: %f\n\r", inverter.I_A, inverter.I_B, inverter.I_C); count = 0; } } void PrintStuff(void){ //inverter.SetDTC(0.03, 0.0, 0.0); //float v = encoder.GetMechVelocity(); //float position = encoder.GetElecPosition(); int position = spi.GetRawPosition(); //float m = spi.GetMechPosition(); float e = spi.GetElecPosition(); printf("%f\n\r", e); //foc.Commutate(); //float q = foc.GetQ(); //printf("position: %d angle: %f q current: %f\n\r", position, e, q); //inverter.getCurrent() //printf("%f %f %f %f \n\r", m, cmd_float[0], cmd_float[1], cmd_float[2]); //printf("%d %d %d\n\r", raw[0], raw[1], raw[2]); //printf("IA: %f IB: %f IC: %f\n\r", inverter.I_A, inverter.I_B, inverter.I_C); } /* ////Throw some sines on the phases. useful to make sure the hardware works. void gen_sine(void){ float f = 1.0f; float time = t.read(); float a = .45f*sin(6.28318530718f*f*time) + .5f; float b = .45f*sin(6.28318530718f*f*time + 2.09439510239f) + .5f; float c = .45f*sin(6.28318530718f*f*time + 4.18879020479f) + .5f; inverter.SetDTC(a, b, c); } */ int main() { inverter.DisableInverter(); spi.ZeroPosition(); wait(.1); inverter.SetDTC(0.0, 0.0, 0.0); inverter.EnableInverter(); foc.Reset(); testing.attach(&Loop, .000025); //canTick.attach(&canLoop, .01); //testing.attach(&PrintStuff, .05); NVIC_SetPriority(TIM5_IRQn, 2); can.frequency(1000000); // set bit rate to 1Mbps can.attach(&onMsgReceived); // attach 'CAN receive-complete' interrupt handler can.filter(0x020 << 25, 0xF0000004, CANAny, 0); pc.baud(921600); wait(.1); pc.printf("HobbyKing Cheeta v1.1\n\r"); wait(.1); while(1) { } }