136 lines
3.7 KiB
C++
136 lines
3.7 KiB
C++
void initHardware(){
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// enable eeprom wait in avr/eeprom.h functions
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SPMCSR &= ~SELFPRGEN;
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loadPenPosFromEE();
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pinMode(enableRotMotor, OUTPUT);
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pinMode(enablePenMotor, OUTPUT);
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rotMotor.setMaxSpeed(2000.0);
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rotMotor.setAcceleration(10000.0);
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penMotor.setMaxSpeed(2000.0);
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penMotor.setAcceleration(10000.0);
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motorsOff();
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penServo.attach(servoPin);
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penServo.write(penState);
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}
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inline void loadPenPosFromEE() {
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penUpPos = eeprom_read_word(penUpPosEEAddress);
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penDownPos = eeprom_read_word(penDownPosEEAddress);
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penState = penUpPos;
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}
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inline void storePenUpPosInEE() {
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eeprom_update_word(penUpPosEEAddress, penUpPos);
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}
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inline void storePenDownPosInEE() {
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eeprom_update_word(penDownPosEEAddress, penDownPos);
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}
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inline void sendAck(){
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Serial.print("OK\r\n");
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}
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inline void sendError(){
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Serial.print("unknown CMD\r\n");
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}
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void motorsOff() {
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digitalWrite(enableRotMotor, HIGH);
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digitalWrite(enablePenMotor, HIGH);
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motorsEnabled = 0;
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}
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void motorsOn() {
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digitalWrite(enableRotMotor, LOW) ;
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digitalWrite(enablePenMotor, LOW) ;
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motorsEnabled = 1;
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}
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void toggleMotors() {
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if (motorsEnabled) {
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motorsOff();
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} else {
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motorsOn();
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}
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}
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bool parseSMArgs(uint16_t *duration, int *penStepsEBB, int *rotStepsEBB) {
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char *arg1;
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char *arg2;
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char *arg3;
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arg1 = SCmd.next();
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if (arg1 != NULL) {
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*duration = atoi(arg1);
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arg2 = SCmd.next();
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}
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if (arg2 != NULL) {
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*penStepsEBB = atoi(arg2);
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arg3 = SCmd.next();
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}
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if (arg3 != NULL) {
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*rotStepsEBB = atoi(arg3);
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return true;
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}
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return false;
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}
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void prepareMove(uint16_t duration, int penStepsEBB, int rotStepsEBB) {
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if (!motorsEnabled) {
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motorsOn();
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}
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if( (1 == rotStepCorrection) && (1 == penStepCorrection) ){ // if coordinatessystems are identical
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//set Coordinates and Speed
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rotMotor.move(rotStepsEBB);
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rotMotor.setSpeed( abs( (float)rotStepsEBB * (float)1000 / (float)duration ) );
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penMotor.move(penStepsEBB);
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penMotor.setSpeed( abs( (float)penStepsEBB * (float)1000 / (float)duration ) );
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} else {
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//incoming EBB-Steps will be multiplied by 16, then Integer-maths is done, result will be divided by 16
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// This make thinks here really complicated, but floating point-math kills performance and memory, believe me... I tried...
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long rotSteps = ( (long)rotStepsEBB * 16 / rotStepCorrection) + (long)rotStepError; //correct incoming EBB-Steps to our microstep-Setting and multiply by 16 to avoid floatingpoint...
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long penSteps = ( (long)penStepsEBB * 16 / penStepCorrection) + (long)penStepError;
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int rotStepsToGo = (int) (rotSteps/16); //Calc Steps to go, which are possible on our machine
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int penStepsToGo = (int) (penSteps/16);
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rotStepError = (long)rotSteps - ((long) rotStepsToGo * (long)16); // calc Position-Error, if there is one
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penStepError = (long)penSteps - ((long) penStepsToGo * (long)16);
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long temp_rotSpeed = ((long)rotStepsToGo * (long)1000 / (long)duration ); // calc Speed in Integer Math
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long temp_penSpeed = ((long)penStepsToGo * (long)1000 / (long)duration ) ;
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float rotSpeed= (float) abs(temp_rotSpeed); // type cast
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float penSpeed= (float) abs(temp_penSpeed);
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//set Coordinates and Speed
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rotMotor.move(rotStepsToGo); // finally, let us set the target position...
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rotMotor.setSpeed(rotSpeed); // and the Speed!
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penMotor.move(penStepsToGo);
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penMotor.setSpeed( penSpeed );
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}
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}
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void moveOneStep() {
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if ( penMotor.distanceToGo() || rotMotor.distanceToGo() ) {
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penMotor.runSpeedToPosition(); // Moving.... moving... moving....
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rotMotor.runSpeedToPosition();
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}
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}
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void moveToDestination() {
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while ( penMotor.distanceToGo() || rotMotor.distanceToGo() ) {
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penMotor.runSpeedToPosition(); // Moving.... moving... moving....
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rotMotor.runSpeedToPosition();
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}
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}
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void setprgButtonState(){
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prgButtonState = 1;
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}
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