The code without functions and variables filled in
Dependencies: HIDScope Servo mbed QEI biquadFilter
THE.cpp@18:db53ac017f50, 2018-11-01 (annotated)
- Committer:
- s1725696
- Date:
- Thu Nov 01 14:28:56 2018 +0000
- Revision:
- 18:db53ac017f50
- Parent:
- 17:65943f6e11dc
- Child:
- 19:a3a7baab9dbc
it works, with action as calibration; ;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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s1725696 | 5:3581013d4505 | 1 | #include "mbed.h" // Use revision 119!! |
s1725696 | 5:3581013d4505 | 2 | #include "HIDScope.h" // For displaying data, select MBED - HID device, restart for every new code |
s1725696 | 5:3581013d4505 | 3 | #include "QEI.h" // For reading the encoder of the motors |
s1725696 | 9:d7a6a3619576 | 4 | #include <ctime> // for the timer during the process (if needed) |
s1725696 | 11:79311abb2bc2 | 5 | #include "Servo.h" // For controlling the servo |
s1725696 | 13:c087c0f64769 | 6 | #include "BiQuad.h" |
s1725696 | 0:cb8857cf3ea4 | 7 | |
s1725696 | 5:3581013d4505 | 8 | #define SERIAL_BAUD 115200 |
s1725696 | 5:3581013d4505 | 9 | |
s1725696 | 5:3581013d4505 | 10 | // In- en outputs |
s1725696 | 4:8183e7b228f0 | 11 | // ----------------------------------------------------------------------------- |
s1725696 | 4:8183e7b228f0 | 12 | |
s1725696 | 18:db53ac017f50 | 13 | // EMG |
s1725696 | 18:db53ac017f50 | 14 | AnalogIn emg0_in( A0 ); // x_direction |
s1725696 | 18:db53ac017f50 | 15 | AnalogIn emg1_in( A1 ); // y_direction |
s1725696 | 18:db53ac017f50 | 16 | AnalogIn emg2_in( A2 ); // changing directions |
s1725696 | 18:db53ac017f50 | 17 | |
s1725696 | 18:db53ac017f50 | 18 | // Motor related |
s1725696 | 18:db53ac017f50 | 19 | DigitalOut dirpin_1(D4); // direction of motor 1 (translation) |
s1725696 | 18:db53ac017f50 | 20 | PwmOut pwmpin_1(D5); // PWM pin of motor 1 |
s1725696 | 18:db53ac017f50 | 21 | DigitalOut dirpin_2(D7); // direction of motor 2 (rotation) |
s1725696 | 18:db53ac017f50 | 22 | PwmOut pwmpin_2(D6); // PWM pin of motor 2 |
s1725696 | 18:db53ac017f50 | 23 | |
s1725696 | 18:db53ac017f50 | 24 | // Extra stuff |
s1725696 | 18:db53ac017f50 | 25 | DigitalIn button_motorcal(SW2); // button for motor calibration, on mbed |
s1725696 | 18:db53ac017f50 | 26 | DigitalIn button_emergency(D8); // button for emergency mode, on bioshield |
s1725696 | 18:db53ac017f50 | 27 | DigitalIn button_wait(SW3); // button for wait mode, on mbed |
s1725696 | 18:db53ac017f50 | 28 | DigitalIn button_demo(D9); // button for demo mode, on bioshield |
s1725696 | 18:db53ac017f50 | 29 | |
s1725696 | 18:db53ac017f50 | 30 | DigitalIn led_red(LED_RED); // red led |
s1725696 | 18:db53ac017f50 | 31 | DigitalIn led_green(LED_GREEN); // green led |
s1725696 | 18:db53ac017f50 | 32 | DigitalIn led_blue(LED_BLUE); // blue led |
s1725696 | 18:db53ac017f50 | 33 | |
s1725696 | 18:db53ac017f50 | 34 | Servo myservo(D3); // Define the servo to control (in penholder), up to start with |
s1725696 | 18:db53ac017f50 | 35 | |
s1725696 | 18:db53ac017f50 | 36 | // Other stuff |
s1725696 | 18:db53ac017f50 | 37 | // ----------------------------------------------------------------------------- |
s1725696 | 18:db53ac017f50 | 38 | // Define stuff like tickers etc |
s1725696 | 18:db53ac017f50 | 39 | |
s1725696 | 18:db53ac017f50 | 40 | Ticker process_tick; |
s1725696 | 18:db53ac017f50 | 41 | Ticker emergency; |
s1725696 | 18:db53ac017f50 | 42 | HIDScope scope(6); // Number of channels in HIDScope |
s1725696 | 18:db53ac017f50 | 43 | QEI Encoder1(D13,D12,NC,64,QEI::X4_ENCODING); // Define the type of encoding: X4 encoding(default is X2) |
s1725696 | 18:db53ac017f50 | 44 | QEI Encoder2(D11,D10,NC,64,QEI::X4_ENCODING); |
s1725696 | 18:db53ac017f50 | 45 | Serial pc(USBTX,USBRX); |
s1725696 | 18:db53ac017f50 | 46 | Timer t; // For timing the time in each state (https://os.mbed.com/handbook/Timer) |
s1725696 | 18:db53ac017f50 | 47 | |
s1725696 | 18:db53ac017f50 | 48 | // Variables |
s1725696 | 18:db53ac017f50 | 49 | // ----------------------------------------------------------------------------- |
s1725696 | 18:db53ac017f50 | 50 | // Define here all variables needed throughout the whole code |
s1725696 | 18:db53ac017f50 | 51 | volatile double time_overall; |
s1725696 | 18:db53ac017f50 | 52 | volatile double time_in_state; |
s1725696 | 18:db53ac017f50 | 53 | volatile double motor_velocity = 0; |
s1725696 | 18:db53ac017f50 | 54 | volatile double EMG = 0; |
s1725696 | 18:db53ac017f50 | 55 | volatile double errors = 0; |
s1725696 | 18:db53ac017f50 | 56 | volatile int counts1_prev = 0; |
s1725696 | 18:db53ac017f50 | 57 | volatile int counts2_prev = 0; |
s1725696 | 18:db53ac017f50 | 58 | volatile int counts1; |
s1725696 | 18:db53ac017f50 | 59 | volatile int counts2; |
s1725696 | 18:db53ac017f50 | 60 | |
s1725696 | 0:cb8857cf3ea4 | 61 | // EMG related |
s1725696 | 13:c087c0f64769 | 62 | // Constants EMG filter |
s1725696 | 13:c087c0f64769 | 63 | const double m1 = 0.5000; |
s1725696 | 13:c087c0f64769 | 64 | const double m2 = -0.8090; |
s1725696 | 13:c087c0f64769 | 65 | const double n0 = 0.5000; |
s1725696 | 13:c087c0f64769 | 66 | const double n1 = -0.8090; |
s1725696 | 13:c087c0f64769 | 67 | const double n2 = 0.0; |
s1725696 | 13:c087c0f64769 | 68 | const double a1 = 0.9565; |
s1725696 | 13:c087c0f64769 | 69 | const double a2 = -1.9131; |
s1725696 | 13:c087c0f64769 | 70 | const double b0 = 0.9565; |
s1725696 | 13:c087c0f64769 | 71 | const double b1 = -1.9112; |
s1725696 | 13:c087c0f64769 | 72 | const double b2 = 0.9150; |
s1725696 | 13:c087c0f64769 | 73 | const double c1 = 0.0675; |
s1725696 | 13:c087c0f64769 | 74 | const double c2 = 0.1349; |
s1725696 | 13:c087c0f64769 | 75 | const double d0 = 0.0675; |
s1725696 | 13:c087c0f64769 | 76 | const double d1 = -1.1430; |
s1725696 | 13:c087c0f64769 | 77 | const double d2 = 0.4128; |
s1725696 | 13:c087c0f64769 | 78 | |
s1725696 | 13:c087c0f64769 | 79 | // Variables EMG |
s1725696 | 13:c087c0f64769 | 80 | double emg0; |
s1725696 | 13:c087c0f64769 | 81 | double emg1; |
s1725696 | 13:c087c0f64769 | 82 | double emg2; |
s1725696 | 13:c087c0f64769 | 83 | double notch0; |
s1725696 | 13:c087c0f64769 | 84 | double notch1; |
s1725696 | 13:c087c0f64769 | 85 | double notch2; |
s1725696 | 13:c087c0f64769 | 86 | double high0; |
s1725696 | 13:c087c0f64769 | 87 | double high1; |
s1725696 | 13:c087c0f64769 | 88 | double high2; |
s1725696 | 13:c087c0f64769 | 89 | double absolute0; |
s1725696 | 13:c087c0f64769 | 90 | double absolute1; |
s1725696 | 13:c087c0f64769 | 91 | double absolute2; |
s1725696 | 13:c087c0f64769 | 92 | double low0; |
s1725696 | 13:c087c0f64769 | 93 | double low1; |
s1725696 | 13:c087c0f64769 | 94 | double low2; |
s1725696 | 13:c087c0f64769 | 95 | |
s1725696 | 13:c087c0f64769 | 96 | // BiQuad values |
s1725696 | 13:c087c0f64769 | 97 | BiQuadChain notch; |
s1725696 | 13:c087c0f64769 | 98 | BiQuad N1( m1, m2, n0, n1, n2); |
s1725696 | 13:c087c0f64769 | 99 | BiQuad N2( m1, m2, n0, n1, n2); |
s1725696 | 13:c087c0f64769 | 100 | BiQuad N3( m1, m2, n0, n1, n2); |
s1725696 | 13:c087c0f64769 | 101 | BiQuadChain highpass; |
s1725696 | 13:c087c0f64769 | 102 | BiQuad H1( a1, a2, b0, b1, b2); |
s1725696 | 13:c087c0f64769 | 103 | BiQuad H2( a1, a2, b0, b1, b2); |
s1725696 | 13:c087c0f64769 | 104 | BiQuad H3( a1, a2, b0, b1, b2); |
s1725696 | 13:c087c0f64769 | 105 | BiQuadChain lowpass; |
s1725696 | 13:c087c0f64769 | 106 | BiQuad L1( c1, c2, d0, d1, d2); |
s1725696 | 13:c087c0f64769 | 107 | BiQuad L2( c1, c2, d0, d1, d2); |
s1725696 | 13:c087c0f64769 | 108 | BiQuad L3( c1, c2, d0, d1, d2); |
s1725696 | 13:c087c0f64769 | 109 | |
s1725696 | 16:37b491eac34b | 110 | const float T = 0.001f; |
s1725696 | 13:c087c0f64769 | 111 | |
s1725696 | 13:c087c0f64769 | 112 | // EMG |
s1725696 | 13:c087c0f64769 | 113 | const int sizeMovAg = 100; //Size of array over which the moving average (MovAg) is calculated |
s1725696 | 13:c087c0f64769 | 114 | double sum, sum1, sum2, sum3; //Variables used in calibration and MovAg to sum the elements in the array |
s1725696 | 13:c087c0f64769 | 115 | double StoreArray0[sizeMovAg] = {}, StoreArray1[sizeMovAg] = {}, StoreArray2[sizeMovAg] = {}; |
s1725696 | 13:c087c0f64769 | 116 | |
s1725696 | 13:c087c0f64769 | 117 | //Empty arrays to calculate MovAgs |
s1725696 | 13:c087c0f64769 | 118 | double Average0, Average1, Average2; //Outcome of MovAg |
s1725696 | 13:c087c0f64769 | 119 | const int sizeCali = 500; //Size of array over which the Threshold will be calculated |
s1725696 | 13:c087c0f64769 | 120 | double StoreCali0[sizeCali] = {}, StoreCali1[sizeCali] = {}, StoreCali2[sizeCali] = {}; |
s1725696 | 13:c087c0f64769 | 121 | |
s1725696 | 13:c087c0f64769 | 122 | //Empty arrays to calculate means in calibration |
s1725696 | 13:c087c0f64769 | 123 | double Mean0, Mean1, Mean2; //Mean of maximum contraction, calculated in the calibration |
s1725696 | 13:c087c0f64769 | 124 | double Threshold0 = 1, Threshold1 = 1, Threshold2 = 1; //Thresholds for muscles 0 to 2 |
s1725696 | 13:c087c0f64769 | 125 | int g = 0; //Part of the switch void, where the current state can be changed |
s1725696 | 13:c087c0f64769 | 126 | int emg_calib=0; //After calibration this value will be 1, enabling the |
s1725696 | 13:c087c0f64769 | 127 | |
s1725696 | 12:b2b082e73ef1 | 128 | // MOTOR_CAL |
s1725696 | 12:b2b082e73ef1 | 129 | volatile double tower_1_position = 0.1; // the tower which he reaches first |
s1725696 | 12:b2b082e73ef1 | 130 | volatile double tower_end_position = 0.1; // the tower which he reaches second |
s1725696 | 12:b2b082e73ef1 | 131 | volatile double rotation_start_position = 0.1; // the position where the rotation will remain |
s1725696 | 12:b2b082e73ef1 | 132 | volatile double position; |
s1725696 | 17:65943f6e11dc | 133 | volatile float speed = 0.70; |
s1725696 | 17:65943f6e11dc | 134 | volatile int dir = 0; |
s1725696 | 17:65943f6e11dc | 135 | |
s1725696 | 17:65943f6e11dc | 136 | // RKI related |
s1725696 | 17:65943f6e11dc | 137 | const double Ts = 0.001;// sample frequency |
s1725696 | 17:65943f6e11dc | 138 | |
s1725696 | 17:65943f6e11dc | 139 | // Constants motor |
s1725696 | 17:65943f6e11dc | 140 | const double delta_t = 0.01; |
s1725696 | 17:65943f6e11dc | 141 | const double el_1 = 370.0 / 2.0; |
s1725696 | 17:65943f6e11dc | 142 | const double el_2 = 65.0 / 2.0; |
s1725696 | 17:65943f6e11dc | 143 | const double pi = 3.14159265359; |
s1725696 | 17:65943f6e11dc | 144 | const double alpha = (2.0 * pi) /(25.0*8400.0); |
s1725696 | 17:65943f6e11dc | 145 | const double beta = (((2.0 * el_1) - (2.0 * el_2)) * 20.0 * pi) / (305.0 * 8400.0); |
s1725696 | 17:65943f6e11dc | 146 | const double q1start = rotation_start_position * alpha; |
s1725696 | 17:65943f6e11dc | 147 | const double q2start = tower_1_position * beta; |
s1725696 | 17:65943f6e11dc | 148 | const double q2end = tower_end_position * beta; |
s1725696 | 17:65943f6e11dc | 149 | |
s1725696 | 17:65943f6e11dc | 150 | // Variables motors |
s1725696 | 17:65943f6e11dc | 151 | volatile double desired_x; |
s1725696 | 17:65943f6e11dc | 152 | volatile double desired_y; |
s1725696 | 17:65943f6e11dc | 153 | volatile double out1; |
s1725696 | 17:65943f6e11dc | 154 | volatile double out2; |
s1725696 | 17:65943f6e11dc | 155 | volatile double vdesx; |
s1725696 | 17:65943f6e11dc | 156 | volatile double vdesy; |
s1725696 | 17:65943f6e11dc | 157 | volatile double q1; |
s1725696 | 17:65943f6e11dc | 158 | volatile double q2; |
s1725696 | 17:65943f6e11dc | 159 | volatile double MPe; |
s1725696 | 17:65943f6e11dc | 160 | volatile double xe; |
s1725696 | 17:65943f6e11dc | 161 | volatile double ye; |
s1725696 | 17:65943f6e11dc | 162 | volatile double gamma; |
s1725696 | 17:65943f6e11dc | 163 | volatile double dq1; |
s1725696 | 17:65943f6e11dc | 164 | volatile double dq2; |
s1725696 | 17:65943f6e11dc | 165 | volatile double dC1; |
s1725696 | 17:65943f6e11dc | 166 | volatile double dC2; |
s1725696 | 17:65943f6e11dc | 167 | volatile double pwm1; |
s1725696 | 17:65943f6e11dc | 168 | volatile double pwm2; |
s1725696 | 17:65943f6e11dc | 169 | |
s1725696 | 17:65943f6e11dc | 170 | // PID rotation constants |
s1725696 | 17:65943f6e11dc | 171 | volatile double Rot_Kp = 1.5; |
s1725696 | 17:65943f6e11dc | 172 | volatile double Rot_Ki = 0.1; |
s1725696 | 17:65943f6e11dc | 173 | volatile double Rot_Kd = 0.48; |
s1725696 | 17:65943f6e11dc | 174 | volatile double Rot_error = 0.0; |
s1725696 | 17:65943f6e11dc | 175 | volatile double Rot_prev_error = 0.0; |
s1725696 | 17:65943f6e11dc | 176 | |
s1725696 | 17:65943f6e11dc | 177 | // PID translation constants |
s1725696 | 17:65943f6e11dc | 178 | const double Trans_Kp = 0.5; |
s1725696 | 17:65943f6e11dc | 179 | const double Trans_Ki = 0.5; |
s1725696 | 17:65943f6e11dc | 180 | const double Trans_Kd = 0.1; |
s1725696 | 17:65943f6e11dc | 181 | volatile double Trans_error = 0.0; |
s1725696 | 17:65943f6e11dc | 182 | volatile double Trans_prev_error = 0.0; |
s1725696 | 6:f495a77c2c95 | 183 | |
s1725696 | 6:f495a77c2c95 | 184 | // states |
s1725696 | 18:db53ac017f50 | 185 | enum states {WAIT, MOTOR_CAL, EMG_CAL, START, OPERATING, DEMO}; // states the robot can be in |
s1725696 | 7:ec5add330cb3 | 186 | states CurrentState = WAIT; // the CurrentState to start with is the WAIT state |
s1725696 | 6:f495a77c2c95 | 187 | bool StateChanged = true; // the state must be changed to go into the next state |
s1725696 | 0:cb8857cf3ea4 | 188 | |
s1725696 | 0:cb8857cf3ea4 | 189 | // Functions |
s1725696 | 4:8183e7b228f0 | 190 | // ----------------------------------------------------------------------------- |
s1725696 | 0:cb8857cf3ea4 | 191 | |
s1725696 | 4:8183e7b228f0 | 192 | // Encoder |
s1725696 | 4:8183e7b228f0 | 193 | // Getting encoder information from motors |
s1725696 | 12:b2b082e73ef1 | 194 | int Counts1(volatile int& a) // a = counts1 |
s1725696 | 4:8183e7b228f0 | 195 | { |
s1725696 | 12:b2b082e73ef1 | 196 | counts1_prev = a; |
s1725696 | 18:db53ac017f50 | 197 | a = Encoder1.getPulses(); |
s1725696 | 12:b2b082e73ef1 | 198 | return a; |
s1725696 | 12:b2b082e73ef1 | 199 | } |
s1725696 | 12:b2b082e73ef1 | 200 | |
s1725696 | 12:b2b082e73ef1 | 201 | int Counts2(volatile int& a) // a = counts2 |
s1725696 | 12:b2b082e73ef1 | 202 | { |
s1725696 | 12:b2b082e73ef1 | 203 | counts2_prev = a; |
s1725696 | 18:db53ac017f50 | 204 | a = Encoder2.getPulses(); |
s1725696 | 12:b2b082e73ef1 | 205 | return a; |
s1725696 | 12:b2b082e73ef1 | 206 | } |
s1725696 | 5:3581013d4505 | 207 | |
s1725696 | 11:79311abb2bc2 | 208 | // Servo control |
s1725696 | 12:b2b082e73ef1 | 209 | // To lift the pen up, with a push of button |
s1725696 | 11:79311abb2bc2 | 210 | void servocontrol() |
s1725696 | 11:79311abb2bc2 | 211 | { |
s1725696 | 18:db53ac017f50 | 212 | if(button_motorcal == false) // If button is pushed, pen should go up |
s1725696 | 11:79311abb2bc2 | 213 | { |
s1725696 | 11:79311abb2bc2 | 214 | myservo = 0.1; |
s1725696 | 11:79311abb2bc2 | 215 | } |
s1725696 | 14:abc125dcc246 | 216 | myservo = 0.0; |
s1725696 | 6:f495a77c2c95 | 217 | } |
s1725696 | 9:d7a6a3619576 | 218 | |
s1725696 | 10:56136a0da8c1 | 219 | // EMG filter |
s1725696 | 10:56136a0da8c1 | 220 | // To process the EMG signal before information can be caught from it |
s1725696 | 14:abc125dcc246 | 221 | |
s1725696 | 14:abc125dcc246 | 222 | // Filter of the first EMG signal |
s1725696 | 13:c087c0f64769 | 223 | void filtering() |
s1725696 | 13:c087c0f64769 | 224 | { |
s1725696 | 13:c087c0f64769 | 225 | // Reading the EMG signal |
s1725696 | 13:c087c0f64769 | 226 | emg0 = emg0_in.read(); |
s1725696 | 13:c087c0f64769 | 227 | emg1 = emg1_in.read(); |
s1725696 | 13:c087c0f64769 | 228 | emg2 = emg2_in.read(); |
s1725696 | 13:c087c0f64769 | 229 | |
s1725696 | 13:c087c0f64769 | 230 | // Applying a notch filter over the EMG data |
s1725696 | 13:c087c0f64769 | 231 | notch0 = N1.step(emg0); |
s1725696 | 13:c087c0f64769 | 232 | notch1 = N2.step(emg1); |
s1725696 | 13:c087c0f64769 | 233 | notch2 = N3.step(emg2); |
s1725696 | 13:c087c0f64769 | 234 | |
s1725696 | 13:c087c0f64769 | 235 | // Applying a high pass filter |
s1725696 | 13:c087c0f64769 | 236 | high0 = H1.step(notch0); |
s1725696 | 13:c087c0f64769 | 237 | high1 = H2.step(notch1); |
s1725696 | 13:c087c0f64769 | 238 | high2 = H3.step(notch2); |
s1725696 | 13:c087c0f64769 | 239 | |
s1725696 | 13:c087c0f64769 | 240 | // Rectifying the signal |
s1725696 | 13:c087c0f64769 | 241 | absolute0 = fabs(high0); |
s1725696 | 13:c087c0f64769 | 242 | absolute1 = fabs(high1); |
s1725696 | 13:c087c0f64769 | 243 | absolute2 = fabs(high2); |
s1725696 | 13:c087c0f64769 | 244 | |
s1725696 | 13:c087c0f64769 | 245 | // Applying low pass filter |
s1725696 | 13:c087c0f64769 | 246 | low0 = L1.step(absolute0); |
s1725696 | 13:c087c0f64769 | 247 | low1 = L2.step(absolute1); |
s1725696 | 13:c087c0f64769 | 248 | low2 = L3.step(absolute2); |
s1725696 | 13:c087c0f64769 | 249 | } |
s1725696 | 13:c087c0f64769 | 250 | |
s1725696 | 13:c087c0f64769 | 251 | // Moving average filter |
s1725696 | 13:c087c0f64769 | 252 | // To determine the moving average, apply after filtering |
s1725696 | 13:c087c0f64769 | 253 | void MovAg() |
s1725696 | 13:c087c0f64769 | 254 | { |
s1725696 | 13:c087c0f64769 | 255 | // For statement to make an array of the last datapoints of the filtered signal |
s1725696 | 13:c087c0f64769 | 256 | for (int i = sizeMovAg - 1; i >= 0; i--) |
s1725696 | 13:c087c0f64769 | 257 | { |
s1725696 | 13:c087c0f64769 | 258 | // Shifts the i'th element one place to the right |
s1725696 | 13:c087c0f64769 | 259 | StoreArray0[i] = StoreArray0[i-1]; |
s1725696 | 13:c087c0f64769 | 260 | StoreArray1[i] = StoreArray1[i-1]; |
s1725696 | 13:c087c0f64769 | 261 | StoreArray2[i] = StoreArray2[i-1]; |
s1725696 | 13:c087c0f64769 | 262 | } |
s1725696 | 13:c087c0f64769 | 263 | |
s1725696 | 13:c087c0f64769 | 264 | // Stores the latest datapoint in the first element of the array |
s1725696 | 13:c087c0f64769 | 265 | StoreArray0[0] = low0; |
s1725696 | 13:c087c0f64769 | 266 | StoreArray1[0] = low1; |
s1725696 | 13:c087c0f64769 | 267 | StoreArray2[0] = low2; |
s1725696 | 13:c087c0f64769 | 268 | sum1 = 0.0; |
s1725696 | 13:c087c0f64769 | 269 | sum2 = 0.0; |
s1725696 | 13:c087c0f64769 | 270 | sum3 = 0.0; |
s1725696 | 13:c087c0f64769 | 271 | |
s1725696 | 13:c087c0f64769 | 272 | // For statement to sum the elements in the array |
s1725696 | 13:c087c0f64769 | 273 | for (int a = 0; a<=sizeMovAg-1; a++) |
s1725696 | 13:c087c0f64769 | 274 | { |
s1725696 | 13:c087c0f64769 | 275 | sum1+=StoreArray0[a]; |
s1725696 | 13:c087c0f64769 | 276 | sum2+=StoreArray1[a]; |
s1725696 | 13:c087c0f64769 | 277 | sum3+=StoreArray2[a]; |
s1725696 | 13:c087c0f64769 | 278 | } |
s1725696 | 13:c087c0f64769 | 279 | |
s1725696 | 13:c087c0f64769 | 280 | // Calculates an average over the datapoints in the array |
s1725696 | 13:c087c0f64769 | 281 | Average0 = sum1/sizeMovAg; |
s1725696 | 13:c087c0f64769 | 282 | Average1 = sum2/sizeMovAg; |
s1725696 | 13:c087c0f64769 | 283 | Average2 = sum3/sizeMovAg; |
s1725696 | 13:c087c0f64769 | 284 | |
s1725696 | 14:abc125dcc246 | 285 | // Sending the signal to the HIDScope |
s1725696 | 14:abc125dcc246 | 286 | // Change the number of channels in the beginning of the script when necessary |
s1725696 | 14:abc125dcc246 | 287 | scope.set( 0, emg0); |
s1725696 | 14:abc125dcc246 | 288 | scope.set( 1, low0); |
s1725696 | 13:c087c0f64769 | 289 | scope.set( 2, Average0); |
s1725696 | 13:c087c0f64769 | 290 | scope.set( 3, low1); |
s1725696 | 13:c087c0f64769 | 291 | scope.set( 4, emg2); |
s1725696 | 13:c087c0f64769 | 292 | scope.set( 5, low2); |
s1725696 | 13:c087c0f64769 | 293 | scope.send(); |
s1725696 | 14:abc125dcc246 | 294 | } |
s1725696 | 10:56136a0da8c1 | 295 | |
s1725696 | 17:65943f6e11dc | 296 | // This must be applied to all emg signals coming in |
s1725696 | 17:65943f6e11dc | 297 | void processing_emg() |
s1725696 | 17:65943f6e11dc | 298 | { |
s1725696 | 17:65943f6e11dc | 299 | filtering(); |
s1725696 | 17:65943f6e11dc | 300 | MovAg(); |
s1725696 | 17:65943f6e11dc | 301 | } |
s1725696 | 17:65943f6e11dc | 302 | |
s1725696 | 10:56136a0da8c1 | 303 | // WAIT |
s1725696 | 10:56136a0da8c1 | 304 | // To do nothing |
s1725696 | 10:56136a0da8c1 | 305 | void wait_mode() |
s1725696 | 10:56136a0da8c1 | 306 | { |
s1725696 | 10:56136a0da8c1 | 307 | // go back to the initial values |
s1725696 | 10:56136a0da8c1 | 308 | // Copy here the variables list with initial values |
s1725696 | 13:c087c0f64769 | 309 | // all pwm's to zero |
s1725696 | 13:c087c0f64769 | 310 | // all counts to zero |
s1725696 | 10:56136a0da8c1 | 311 | } |
s1725696 | 10:56136a0da8c1 | 312 | |
s1725696 | 10:56136a0da8c1 | 313 | // MOTOR_CAL |
s1725696 | 10:56136a0da8c1 | 314 | // To calibrate the motor angle to some mechanical boundaries |
s1725696 | 10:56136a0da8c1 | 315 | // Kenneth mee bezig |
s1725696 | 12:b2b082e73ef1 | 316 | void pos_store(int a){ //store position in counts to know count location of the ends of bridge |
s1725696 | 12:b2b082e73ef1 | 317 | |
s1725696 | 13:c087c0f64769 | 318 | if (tower_1_position == 0.1) |
s1725696 | 13:c087c0f64769 | 319 | { |
s1725696 | 12:b2b082e73ef1 | 320 | tower_1_position = a; |
s1725696 | 12:b2b082e73ef1 | 321 | } |
s1725696 | 13:c087c0f64769 | 322 | else if (tower_end_position == 0.1) |
s1725696 | 13:c087c0f64769 | 323 | { |
s1725696 | 12:b2b082e73ef1 | 324 | tower_end_position = a; |
s1725696 | 12:b2b082e73ef1 | 325 | } |
s1725696 | 13:c087c0f64769 | 326 | else if (rotation_start_position == 0.1) |
s1725696 | 13:c087c0f64769 | 327 | { |
s1725696 | 12:b2b082e73ef1 | 328 | rotation_start_position = a; |
s1725696 | 12:b2b082e73ef1 | 329 | } |
s1725696 | 12:b2b082e73ef1 | 330 | } |
s1725696 | 12:b2b082e73ef1 | 331 | |
s1725696 | 12:b2b082e73ef1 | 332 | // Start translation |
s1725696 | 12:b2b082e73ef1 | 333 | void translation_start(int a, float b) // a = dir , b = speed |
s1725696 | 12:b2b082e73ef1 | 334 | { |
s1725696 | 12:b2b082e73ef1 | 335 | dirpin_1.write(a); |
s1725696 | 12:b2b082e73ef1 | 336 | pwmpin_1 = b; |
s1725696 | 12:b2b082e73ef1 | 337 | } |
s1725696 | 12:b2b082e73ef1 | 338 | |
s1725696 | 12:b2b082e73ef1 | 339 | // Stop translation |
s1725696 | 12:b2b082e73ef1 | 340 | void translation_stop() |
s1725696 | 12:b2b082e73ef1 | 341 | { |
s1725696 | 12:b2b082e73ef1 | 342 | pwmpin_1 = 0.0; |
s1725696 | 12:b2b082e73ef1 | 343 | } |
s1725696 | 12:b2b082e73ef1 | 344 | |
s1725696 | 12:b2b082e73ef1 | 345 | // Start rotation |
s1725696 | 12:b2b082e73ef1 | 346 | void rotation_start(int a, float b) |
s1725696 | 12:b2b082e73ef1 | 347 | { |
s1725696 | 12:b2b082e73ef1 | 348 | dirpin_2.write(a); |
s1725696 | 12:b2b082e73ef1 | 349 | pwmpin_2 = b; |
s1725696 | 12:b2b082e73ef1 | 350 | } |
s1725696 | 12:b2b082e73ef1 | 351 | |
s1725696 | 12:b2b082e73ef1 | 352 | // Stop rotation |
s1725696 | 12:b2b082e73ef1 | 353 | void rotation_stop() |
s1725696 | 12:b2b082e73ef1 | 354 | { |
s1725696 | 12:b2b082e73ef1 | 355 | pwmpin_2 = 0.0; |
s1725696 | 12:b2b082e73ef1 | 356 | } |
s1725696 | 12:b2b082e73ef1 | 357 | |
s1725696 | 12:b2b082e73ef1 | 358 | // Calibration of translation |
s1725696 | 12:b2b082e73ef1 | 359 | void calibration_translation() |
s1725696 | 12:b2b082e73ef1 | 360 | { |
s1725696 | 12:b2b082e73ef1 | 361 | for(int m = 1; m <= 2; m++) // to do each direction one time |
s1725696 | 12:b2b082e73ef1 | 362 | { |
s1725696 | 14:abc125dcc246 | 363 | // dir = 0, means that the pen moves to the translation motor, dir = 1 means it moves to the rotation motor |
s1725696 | 12:b2b082e73ef1 | 364 | pc.printf("\r\nTranslatie loop\r\n"); |
s1725696 | 12:b2b082e73ef1 | 365 | translation_start(dir,speed); |
s1725696 | 12:b2b082e73ef1 | 366 | pc.printf("Direction = %i\r\n", dir); |
s1725696 | 12:b2b082e73ef1 | 367 | |
s1725696 | 12:b2b082e73ef1 | 368 | bool g = true; // to make a condition for the while loop |
s1725696 | 12:b2b082e73ef1 | 369 | while (g == true) |
s1725696 | 12:b2b082e73ef1 | 370 | { |
s1725696 | 12:b2b082e73ef1 | 371 | if (button_demo == false) // if button_demo is pushed, the translation should stop and change direction |
s1725696 | 12:b2b082e73ef1 | 372 | { |
s1725696 | 12:b2b082e73ef1 | 373 | translation_stop(); |
s1725696 | 12:b2b082e73ef1 | 374 | pos_store(Counts1(counts1)); |
s1725696 | 12:b2b082e73ef1 | 375 | pc.printf("position of first tower = %.1f, position of second tower = %.1f, position of rotation motor = %.1f \r\n",tower_1_position,tower_end_position,rotation_start_position); |
s1725696 | 12:b2b082e73ef1 | 376 | dir = dir + 1; |
s1725696 | 12:b2b082e73ef1 | 377 | |
s1725696 | 12:b2b082e73ef1 | 378 | g = false; // to end the while loop |
s1725696 | 12:b2b082e73ef1 | 379 | } |
s1725696 | 12:b2b082e73ef1 | 380 | |
s1725696 | 12:b2b082e73ef1 | 381 | wait(0.01); |
s1725696 | 12:b2b082e73ef1 | 382 | } |
s1725696 | 12:b2b082e73ef1 | 383 | |
s1725696 | 15:2772f8cbf382 | 384 | wait(1.0); // wait 3 seconds before next round of translation/rotation |
s1725696 | 12:b2b082e73ef1 | 385 | } |
s1725696 | 12:b2b082e73ef1 | 386 | } |
s1725696 | 12:b2b082e73ef1 | 387 | |
s1725696 | 12:b2b082e73ef1 | 388 | void calibration_rotation() |
s1725696 | 12:b2b082e73ef1 | 389 | { |
s1725696 | 12:b2b082e73ef1 | 390 | rotation_start(dir, speed); |
s1725696 | 12:b2b082e73ef1 | 391 | pc.printf("\r\nRotatie start\r\n"); |
s1725696 | 12:b2b082e73ef1 | 392 | |
s1725696 | 12:b2b082e73ef1 | 393 | bool f = true; // condition for while loop |
s1725696 | 12:b2b082e73ef1 | 394 | while(f == true) |
s1725696 | 12:b2b082e73ef1 | 395 | { |
s1725696 | 12:b2b082e73ef1 | 396 | if (button_motorcal == false) // If button_motorcal is pushed, then the motor should stop and remain in that position until homing |
s1725696 | 12:b2b082e73ef1 | 397 | { |
s1725696 | 12:b2b082e73ef1 | 398 | rotation_stop(); |
s1725696 | 12:b2b082e73ef1 | 399 | |
s1725696 | 12:b2b082e73ef1 | 400 | f = false; // to end the while loop |
s1725696 | 12:b2b082e73ef1 | 401 | } |
s1725696 | 12:b2b082e73ef1 | 402 | |
s1725696 | 12:b2b082e73ef1 | 403 | wait(0.01); |
s1725696 | 12:b2b082e73ef1 | 404 | } |
s1725696 | 14:abc125dcc246 | 405 | int start_counts = 0; |
s1725696 | 14:abc125dcc246 | 406 | pos_store(Counts2(start_counts)); |
s1725696 | 12:b2b082e73ef1 | 407 | pc.printf("position of first tower = %.1f, position of second tower = %.1f, position of rotation motor = %.1f \r\n",tower_1_position,tower_end_position,rotation_start_position); |
s1725696 | 12:b2b082e73ef1 | 408 | } |
s1725696 | 12:b2b082e73ef1 | 409 | |
s1725696 | 10:56136a0da8c1 | 410 | void motor_calibration() |
s1725696 | 10:56136a0da8c1 | 411 | { |
s1725696 | 12:b2b082e73ef1 | 412 | // translation |
s1725696 | 12:b2b082e73ef1 | 413 | calibration_translation(); |
s1725696 | 12:b2b082e73ef1 | 414 | |
s1725696 | 12:b2b082e73ef1 | 415 | pc.printf("before wait\r\n"); |
s1725696 | 12:b2b082e73ef1 | 416 | wait(1.5); |
s1725696 | 12:b2b082e73ef1 | 417 | |
s1725696 | 12:b2b082e73ef1 | 418 | // rotation |
s1725696 | 12:b2b082e73ef1 | 419 | calibration_rotation(); |
s1725696 | 12:b2b082e73ef1 | 420 | |
s1725696 | 12:b2b082e73ef1 | 421 | pc.printf("Motor calibration done"); |
s1725696 | 10:56136a0da8c1 | 422 | } |
s1725696 | 10:56136a0da8c1 | 423 | |
s1725696 | 10:56136a0da8c1 | 424 | // EMG_CAL |
s1725696 | 10:56136a0da8c1 | 425 | // To calibrate the EMG signal to some boundary values |
s1725696 | 13:c087c0f64769 | 426 | // Void to switch between signals to calibrate |
s1725696 | 13:c087c0f64769 | 427 | void switch_to_calibrate() |
s1725696 | 13:c087c0f64769 | 428 | { |
s1725696 | 13:c087c0f64769 | 429 | g++; |
s1725696 | 13:c087c0f64769 | 430 | //If g = 0, led is blue |
s1725696 | 13:c087c0f64769 | 431 | if (g == 0) |
s1725696 | 13:c087c0f64769 | 432 | { |
s1725696 | 13:c087c0f64769 | 433 | led_blue==0; |
s1725696 | 13:c087c0f64769 | 434 | led_red==1; |
s1725696 | 13:c087c0f64769 | 435 | led_green==1; |
s1725696 | 13:c087c0f64769 | 436 | } |
s1725696 | 13:c087c0f64769 | 437 | //If g = 1, led is red |
s1725696 | 13:c087c0f64769 | 438 | else if(g == 1) |
s1725696 | 13:c087c0f64769 | 439 | { |
s1725696 | 13:c087c0f64769 | 440 | led_blue==1; |
s1725696 | 13:c087c0f64769 | 441 | led_red==0; |
s1725696 | 13:c087c0f64769 | 442 | led_green==1; |
s1725696 | 13:c087c0f64769 | 443 | } |
s1725696 | 13:c087c0f64769 | 444 | //If g = 2, led is green |
s1725696 | 13:c087c0f64769 | 445 | else if(g == 2) |
s1725696 | 13:c087c0f64769 | 446 | { |
s1725696 | 13:c087c0f64769 | 447 | led_blue==1; |
s1725696 | 13:c087c0f64769 | 448 | led_red==1; |
s1725696 | 13:c087c0f64769 | 449 | led_green==0; |
s1725696 | 13:c087c0f64769 | 450 | } |
s1725696 | 13:c087c0f64769 | 451 | //If g > 3, led is white |
s1725696 | 13:c087c0f64769 | 452 | else |
s1725696 | 13:c087c0f64769 | 453 | { |
s1725696 | 13:c087c0f64769 | 454 | led_blue==0; |
s1725696 | 13:c087c0f64769 | 455 | led_red==0; |
s1725696 | 13:c087c0f64769 | 456 | led_green==0; |
s1725696 | 13:c087c0f64769 | 457 | emg_calib = 0; |
s1725696 | 13:c087c0f64769 | 458 | g = 0; |
s1725696 | 13:c087c0f64769 | 459 | } |
s1725696 | 14:abc125dcc246 | 460 | } |
s1725696 | 13:c087c0f64769 | 461 | |
s1725696 | 13:c087c0f64769 | 462 | // Void to calibrate the signals, depends on value g. While calibrating, maximal contraction is required |
s1725696 | 14:abc125dcc246 | 463 | void calibrate() |
s1725696 | 13:c087c0f64769 | 464 | { |
s1725696 | 13:c087c0f64769 | 465 | switch (g) |
s1725696 | 13:c087c0f64769 | 466 | { |
s1725696 | 13:c087c0f64769 | 467 | case 0: |
s1725696 | 13:c087c0f64769 | 468 | { // Case zero, calibrate EMG signal of right biceps |
s1725696 | 13:c087c0f64769 | 469 | sum = 0.0; |
s1725696 | 13:c087c0f64769 | 470 | |
s1725696 | 13:c087c0f64769 | 471 | //For statement to make an array of the latest datapoints of the filtered signal |
s1725696 | 13:c087c0f64769 | 472 | for (int j = 0; j<=sizeCali-1; j++) |
s1725696 | 13:c087c0f64769 | 473 | { |
s1725696 | 13:c087c0f64769 | 474 | |
s1725696 | 13:c087c0f64769 | 475 | StoreCali0[j] = low0; // Stores the latest datapoint in the first element of the array |
s1725696 | 13:c087c0f64769 | 476 | sum+=StoreCali0[j]; // Sums the elements in the array |
s1725696 | 13:c087c0f64769 | 477 | wait(0.001f); |
s1725696 | 13:c087c0f64769 | 478 | } |
s1725696 | 13:c087c0f64769 | 479 | Mean0 = sum/sizeCali; // Calculates the mean of the signal |
s1725696 | 13:c087c0f64769 | 480 | Threshold0 = Mean0; // Factor *2 is for resting and *1 is for max contraction |
s1725696 | 13:c087c0f64769 | 481 | break; |
s1725696 | 13:c087c0f64769 | 482 | } |
s1725696 | 13:c087c0f64769 | 483 | case 1: |
s1725696 | 13:c087c0f64769 | 484 | { // Case one, calibrate EMG signal of left biceps |
s1725696 | 13:c087c0f64769 | 485 | sum = 0.0; |
s1725696 | 13:c087c0f64769 | 486 | for(int j=0; j<=sizeCali-1; j++) |
s1725696 | 13:c087c0f64769 | 487 | { |
s1725696 | 13:c087c0f64769 | 488 | StoreCali1[j] = low1; |
s1725696 | 13:c087c0f64769 | 489 | sum+=StoreCali1[j]; |
s1725696 | 13:c087c0f64769 | 490 | wait(0.001f); |
s1725696 | 13:c087c0f64769 | 491 | } |
s1725696 | 13:c087c0f64769 | 492 | Mean1 = sum/sizeCali; |
s1725696 | 13:c087c0f64769 | 493 | Threshold1 = Mean1; // Factor *2 is for resting and *1 is for max contraction |
s1725696 | 13:c087c0f64769 | 494 | break; |
s1725696 | 13:c087c0f64769 | 495 | } |
s1725696 | 13:c087c0f64769 | 496 | case 2: |
s1725696 | 13:c087c0f64769 | 497 | { // Case two, calibrate EMG signal of calf |
s1725696 | 13:c087c0f64769 | 498 | sum = 0.0; |
s1725696 | 13:c087c0f64769 | 499 | for(int j=0; j<=sizeCali-1; j++) |
s1725696 | 13:c087c0f64769 | 500 | { |
s1725696 | 13:c087c0f64769 | 501 | StoreCali2[j] = low2; |
s1725696 | 13:c087c0f64769 | 502 | sum+=StoreCali2[j]; |
s1725696 | 13:c087c0f64769 | 503 | wait(0.001f); |
s1725696 | 13:c087c0f64769 | 504 | } |
s1725696 | 13:c087c0f64769 | 505 | Mean2 = sum/sizeCali; |
s1725696 | 13:c087c0f64769 | 506 | Threshold2 = Mean2; //Factor *2 is for resting and *1 is for max contraction |
s1725696 | 13:c087c0f64769 | 507 | break; |
s1725696 | 13:c087c0f64769 | 508 | } |
s1725696 | 13:c087c0f64769 | 509 | case 3: |
s1725696 | 13:c087c0f64769 | 510 | { // Sets calibration value to 1; robot can be set to Home position |
s1725696 | 13:c087c0f64769 | 511 | emg_calib=1; |
s1725696 | 13:c087c0f64769 | 512 | wait(0.001f); |
s1725696 | 13:c087c0f64769 | 513 | break; |
s1725696 | 13:c087c0f64769 | 514 | } |
s1725696 | 13:c087c0f64769 | 515 | default: |
s1725696 | 13:c087c0f64769 | 516 | { // Ensures nothing happens if g is not equal to 0, 1 or 2. |
s1725696 | 13:c087c0f64769 | 517 | break; |
s1725696 | 13:c087c0f64769 | 518 | } |
s1725696 | 13:c087c0f64769 | 519 | } |
s1725696 | 13:c087c0f64769 | 520 | } |
s1725696 | 13:c087c0f64769 | 521 | |
s1725696 | 13:c087c0f64769 | 522 | // Void to calibrate the EMG signal |
s1725696 | 10:56136a0da8c1 | 523 | void emg_calibration() |
s1725696 | 10:56136a0da8c1 | 524 | { |
s1725696 | 13:c087c0f64769 | 525 | for(int m = 1; m <= 4; m++) |
s1725696 | 13:c087c0f64769 | 526 | { |
s1725696 | 13:c087c0f64769 | 527 | led_blue == 0; |
s1725696 | 13:c087c0f64769 | 528 | led_red == 1; |
s1725696 | 17:65943f6e11dc | 529 | led_green == 1; |
s1725696 | 13:c087c0f64769 | 530 | |
s1725696 | 13:c087c0f64769 | 531 | pc.printf("g is %i\n\r",g); |
s1725696 | 13:c087c0f64769 | 532 | pc.printf("Average0 = %f , Average1 = %f, Average2 = %f \n\r",Average0, Average1, Average2); |
s1725696 | 13:c087c0f64769 | 533 | pc.printf("Thresh0 = %f , Thresh1 = %f, Thresh2 = %f \n\r",Threshold0, Threshold1, Threshold2); |
s1725696 | 13:c087c0f64769 | 534 | |
s1725696 | 13:c087c0f64769 | 535 | bool k = true; |
s1725696 | 13:c087c0f64769 | 536 | while(k == true) |
s1725696 | 13:c087c0f64769 | 537 | { |
s1725696 | 13:c087c0f64769 | 538 | if(button_motorcal == false) |
s1725696 | 13:c087c0f64769 | 539 | { |
s1725696 | 13:c087c0f64769 | 540 | calibrate(); // Calibrate threshold for 3 muscles |
s1725696 | 13:c087c0f64769 | 541 | k = false; |
s1725696 | 13:c087c0f64769 | 542 | } |
s1725696 | 13:c087c0f64769 | 543 | wait(0.2f); // Wait to avoid bouncing of button |
s1725696 | 13:c087c0f64769 | 544 | } |
s1725696 | 13:c087c0f64769 | 545 | |
s1725696 | 13:c087c0f64769 | 546 | bool h = true; |
s1725696 | 13:c087c0f64769 | 547 | while(h == true) |
s1725696 | 13:c087c0f64769 | 548 | { |
s1725696 | 13:c087c0f64769 | 549 | if (button_demo == false) |
s1725696 | 13:c087c0f64769 | 550 | { |
s1725696 | 13:c087c0f64769 | 551 | switch_to_calibrate(); // Switch state of calibration (which muscle) |
s1725696 | 13:c087c0f64769 | 552 | h = false; |
s1725696 | 13:c087c0f64769 | 553 | } |
s1725696 | 13:c087c0f64769 | 554 | |
s1725696 | 13:c087c0f64769 | 555 | wait(0.2f); // Wait to avoid bouncing of button |
s1725696 | 13:c087c0f64769 | 556 | } |
s1725696 | 13:c087c0f64769 | 557 | } |
s1725696 | 14:abc125dcc246 | 558 | |
s1725696 | 14:abc125dcc246 | 559 | // Turning all leds off |
s1725696 | 14:abc125dcc246 | 560 | led_red == 1; |
s1725696 | 14:abc125dcc246 | 561 | led_blue == 1; |
s1725696 | 14:abc125dcc246 | 562 | led_green == 1; |
s1725696 | 10:56136a0da8c1 | 563 | } |
s1725696 | 0:cb8857cf3ea4 | 564 | |
s1725696 | 10:56136a0da8c1 | 565 | // START |
s1725696 | 0:cb8857cf3ea4 | 566 | // To move the robot to the starting position: middle |
s1725696 | 10:56136a0da8c1 | 567 | void start_mode() |
s1725696 | 4:8183e7b228f0 | 568 | { |
s1725696 | 12:b2b082e73ef1 | 569 | // move to middle, only motor1 has to do something, the other one you can move yourself during the calibration |
s1725696 | 18:db53ac017f50 | 570 | int a = tower_end_position - ((tower_end_position - tower_1_position)/2); |
s1725696 | 18:db53ac017f50 | 571 | pc.printf("position middle = %i, position pen = %i \r\n", a, Counts1(counts1)); |
s1725696 | 18:db53ac017f50 | 572 | |
s1725696 | 14:abc125dcc246 | 573 | //translation home |
s1725696 | 18:db53ac017f50 | 574 | if (Counts1(counts1) > a) |
s1725696 | 14:abc125dcc246 | 575 | { |
s1725696 | 18:db53ac017f50 | 576 | translation_start(1,1.0); |
s1725696 | 18:db53ac017f50 | 577 | pc.printf("start to 1 \r\n"); |
s1725696 | 14:abc125dcc246 | 578 | } |
s1725696 | 14:abc125dcc246 | 579 | else { |
s1725696 | 18:db53ac017f50 | 580 | translation_start(0,1.0); |
s1725696 | 18:db53ac017f50 | 581 | pc.printf("start to 0 \r\n"); |
s1725696 | 14:abc125dcc246 | 582 | } |
s1725696 | 18:db53ac017f50 | 583 | while(true){ |
s1725696 | 18:db53ac017f50 | 584 | if ((Counts1(counts1) > (a - 500)) && (Counts1(counts1) < (a + 500))) |
s1725696 | 14:abc125dcc246 | 585 | { |
s1725696 | 14:abc125dcc246 | 586 | translation_stop(); |
s1725696 | 18:db53ac017f50 | 587 | pc.printf("stop \r\n"); |
s1725696 | 18:db53ac017f50 | 588 | break; |
s1725696 | 14:abc125dcc246 | 589 | } |
s1725696 | 4:8183e7b228f0 | 590 | } |
s1725696 | 18:db53ac017f50 | 591 | } |
s1725696 | 0:cb8857cf3ea4 | 592 | |
s1725696 | 10:56136a0da8c1 | 593 | // OPERATING |
s1725696 | 0:cb8857cf3ea4 | 594 | // To control the robot with EMG signals |
s1725696 | 17:65943f6e11dc | 595 | // Function for using muscle for direction control |
s1725696 | 17:65943f6e11dc | 596 | void Directioncontrol() |
s1725696 | 17:65943f6e11dc | 597 | { |
s1725696 | 17:65943f6e11dc | 598 | enum direction {Pos_RB, Pos_LB, Pos_RO, Pos_LO}; |
s1725696 | 17:65943f6e11dc | 599 | direction currentdirection = Pos_RB; |
s1725696 | 17:65943f6e11dc | 600 | bool directionchanged = true; |
s1725696 | 17:65943f6e11dc | 601 | |
s1725696 | 17:65943f6e11dc | 602 | switch (currentdirection) |
s1725696 | 17:65943f6e11dc | 603 | { |
s1725696 | 17:65943f6e11dc | 604 | case Pos_RB: |
s1725696 | 17:65943f6e11dc | 605 | |
s1725696 | 17:65943f6e11dc | 606 | if (directionchanged) |
s1725696 | 17:65943f6e11dc | 607 | { |
s1725696 | 17:65943f6e11dc | 608 | desired_x = desired_x; |
s1725696 | 17:65943f6e11dc | 609 | desired_y = desired_y; |
s1725696 | 17:65943f6e11dc | 610 | directionchanged = false; |
s1725696 | 17:65943f6e11dc | 611 | } |
s1725696 | 17:65943f6e11dc | 612 | |
s1725696 | 17:65943f6e11dc | 613 | if (Average2 > Threshold2) |
s1725696 | 17:65943f6e11dc | 614 | { |
s1725696 | 17:65943f6e11dc | 615 | currentdirection = Pos_LB; |
s1725696 | 17:65943f6e11dc | 616 | pc.printf("\r\n direction = Pos_LB\r\n"); |
s1725696 | 17:65943f6e11dc | 617 | directionchanged = true; |
s1725696 | 17:65943f6e11dc | 618 | } |
s1725696 | 17:65943f6e11dc | 619 | |
s1725696 | 17:65943f6e11dc | 620 | break; |
s1725696 | 17:65943f6e11dc | 621 | |
s1725696 | 17:65943f6e11dc | 622 | case Pos_LB: |
s1725696 | 17:65943f6e11dc | 623 | |
s1725696 | 17:65943f6e11dc | 624 | if(directionchanged) |
s1725696 | 17:65943f6e11dc | 625 | { |
s1725696 | 17:65943f6e11dc | 626 | desired_x = desired_x * -1.0; |
s1725696 | 17:65943f6e11dc | 627 | desired_y = desired_y; |
s1725696 | 17:65943f6e11dc | 628 | directionchanged = false; |
s1725696 | 17:65943f6e11dc | 629 | } |
s1725696 | 17:65943f6e11dc | 630 | |
s1725696 | 17:65943f6e11dc | 631 | if (Average2 > Threshold2) |
s1725696 | 17:65943f6e11dc | 632 | { |
s1725696 | 17:65943f6e11dc | 633 | currentdirection = Pos_RO; |
s1725696 | 17:65943f6e11dc | 634 | pc.printf("\r\n direction = Pos_RO\r\n"); |
s1725696 | 17:65943f6e11dc | 635 | directionchanged = true; |
s1725696 | 17:65943f6e11dc | 636 | } |
s1725696 | 17:65943f6e11dc | 637 | |
s1725696 | 17:65943f6e11dc | 638 | break; |
s1725696 | 17:65943f6e11dc | 639 | |
s1725696 | 17:65943f6e11dc | 640 | case Pos_RO: |
s1725696 | 17:65943f6e11dc | 641 | |
s1725696 | 17:65943f6e11dc | 642 | if(directionchanged) |
s1725696 | 17:65943f6e11dc | 643 | { |
s1725696 | 17:65943f6e11dc | 644 | desired_x = desired_x; |
s1725696 | 17:65943f6e11dc | 645 | Average1 = Average1 * -1.0; |
s1725696 | 17:65943f6e11dc | 646 | directionchanged = false; |
s1725696 | 17:65943f6e11dc | 647 | } |
s1725696 | 17:65943f6e11dc | 648 | |
s1725696 | 17:65943f6e11dc | 649 | if (Average2 > Threshold2) |
s1725696 | 17:65943f6e11dc | 650 | { |
s1725696 | 17:65943f6e11dc | 651 | currentdirection = Pos_LO; |
s1725696 | 17:65943f6e11dc | 652 | pc.printf("\r\n direction = Pos_LO\r\n"); |
s1725696 | 17:65943f6e11dc | 653 | directionchanged = true; |
s1725696 | 17:65943f6e11dc | 654 | } |
s1725696 | 17:65943f6e11dc | 655 | |
s1725696 | 17:65943f6e11dc | 656 | break; |
s1725696 | 17:65943f6e11dc | 657 | |
s1725696 | 17:65943f6e11dc | 658 | case Pos_LO: |
s1725696 | 17:65943f6e11dc | 659 | |
s1725696 | 17:65943f6e11dc | 660 | if(directionchanged) |
s1725696 | 17:65943f6e11dc | 661 | { |
s1725696 | 17:65943f6e11dc | 662 | desired_x = desired_x * -1.0; |
s1725696 | 17:65943f6e11dc | 663 | desired_y = desired_y * -1.0; |
s1725696 | 17:65943f6e11dc | 664 | directionchanged = false; |
s1725696 | 17:65943f6e11dc | 665 | } |
s1725696 | 17:65943f6e11dc | 666 | |
s1725696 | 17:65943f6e11dc | 667 | if (Average2 > Threshold2) |
s1725696 | 17:65943f6e11dc | 668 | { |
s1725696 | 17:65943f6e11dc | 669 | currentdirection = Pos_RB; |
s1725696 | 17:65943f6e11dc | 670 | pc.printf("\r\n direction = Pos_RB\r\n"); |
s1725696 | 17:65943f6e11dc | 671 | directionchanged = true; |
s1725696 | 17:65943f6e11dc | 672 | } |
s1725696 | 17:65943f6e11dc | 673 | |
s1725696 | 17:65943f6e11dc | 674 | break; |
s1725696 | 17:65943f6e11dc | 675 | } |
s1725696 | 17:65943f6e11dc | 676 | } |
s1725696 | 17:65943f6e11dc | 677 | |
s1725696 | 17:65943f6e11dc | 678 | |
s1725696 | 17:65943f6e11dc | 679 | // PID controller |
s1725696 | 17:65943f6e11dc | 680 | // To control the input signal before it goes into the motor control |
s1725696 | 17:65943f6e11dc | 681 | // PID execution |
s1725696 | 17:65943f6e11dc | 682 | double PID_control(volatile double error, const double kp, const double ki, const double kd, volatile double &error_int, volatile double &error_prev) |
s1725696 | 17:65943f6e11dc | 683 | { |
s1725696 | 17:65943f6e11dc | 684 | // P control |
s1725696 | 17:65943f6e11dc | 685 | double u_k = kp * error; |
s1725696 | 17:65943f6e11dc | 686 | |
s1725696 | 17:65943f6e11dc | 687 | // I control |
s1725696 | 17:65943f6e11dc | 688 | error_int = error_int + (Ts * error); |
s1725696 | 17:65943f6e11dc | 689 | double u_i = ki * error_int; |
s1725696 | 17:65943f6e11dc | 690 | |
s1725696 | 17:65943f6e11dc | 691 | // D control |
s1725696 | 17:65943f6e11dc | 692 | double error_deriv = (error - error_prev); |
s1725696 | 17:65943f6e11dc | 693 | double u_d = kd * error_deriv; |
s1725696 | 17:65943f6e11dc | 694 | error_prev = error; |
s1725696 | 17:65943f6e11dc | 695 | |
s1725696 | 17:65943f6e11dc | 696 | return u_k + u_i + u_d; |
s1725696 | 17:65943f6e11dc | 697 | } |
s1725696 | 17:65943f6e11dc | 698 | |
s1725696 | 16:37b491eac34b | 699 | void boundaries() |
s1725696 | 16:37b491eac34b | 700 | { |
s1725696 | 16:37b491eac34b | 701 | double q2tot = q2 + dq2; |
s1725696 | 16:37b491eac34b | 702 | if (q2tot > q2end) |
s1725696 | 16:37b491eac34b | 703 | { |
s1725696 | 16:37b491eac34b | 704 | dq2 = 0; |
s1725696 | 16:37b491eac34b | 705 | } //kan ook zeggen q2end-q2 is dat dan juiste waarde of moet q2-q2end? |
s1725696 | 16:37b491eac34b | 706 | else if (q2tot < q2start) |
s1725696 | 16:37b491eac34b | 707 | { |
s1725696 | 16:37b491eac34b | 708 | dq2 = 0; |
s1725696 | 16:37b491eac34b | 709 | } |
s1725696 | 16:37b491eac34b | 710 | else{} |
s1725696 | 16:37b491eac34b | 711 | } |
s1725696 | 16:37b491eac34b | 712 | |
s1725696 | 16:37b491eac34b | 713 | void motor_control() |
s1725696 | 12:b2b082e73ef1 | 714 | { |
s1725696 | 16:37b491eac34b | 715 | // servocontrol(); // make sure the servo is used in this mode, maybe attach to a ticker? |
s1725696 | 17:65943f6e11dc | 716 | |
s1725696 | 17:65943f6e11dc | 717 | // filtering emg |
s1725696 | 17:65943f6e11dc | 718 | |
s1725696 | 17:65943f6e11dc | 719 | if (Average0 > Threshold0) |
s1725696 | 17:65943f6e11dc | 720 | { |
s1725696 | 17:65943f6e11dc | 721 | desired_x = 1.0; |
s1725696 | 17:65943f6e11dc | 722 | } |
s1725696 | 17:65943f6e11dc | 723 | |
s1725696 | 17:65943f6e11dc | 724 | if (Average1 > Threshold1) |
s1725696 | 17:65943f6e11dc | 725 | { |
s1725696 | 17:65943f6e11dc | 726 | desired_y = 1.0; |
s1725696 | 17:65943f6e11dc | 727 | } |
s1725696 | 17:65943f6e11dc | 728 | |
s1725696 | 17:65943f6e11dc | 729 | |
s1725696 | 17:65943f6e11dc | 730 | // calling functions |
s1725696 | 17:65943f6e11dc | 731 | Directioncontrol(); |
s1725696 | 17:65943f6e11dc | 732 | |
s1725696 | 17:65943f6e11dc | 733 | // motor control |
s1725696 | 17:65943f6e11dc | 734 | out1 = (desired_x* 2.0f) - 1.0f; //control x-direction |
s1725696 | 17:65943f6e11dc | 735 | out2 = (desired_y * 2.0f) - 1.0f; //control y-direction |
s1725696 | 16:37b491eac34b | 736 | vdesx = out1 * 20.0; //speed x-direction |
s1725696 | 16:37b491eac34b | 737 | vdesy = out2 * 20.0; //speed y-direction |
s1725696 | 16:37b491eac34b | 738 | |
s1725696 | 18:db53ac017f50 | 739 | q1 = Counts2(counts2) * alpha + q1start; //counts to rotation (rad) |
s1725696 | 18:db53ac017f50 | 740 | q2 = Counts1(counts1)* beta + q2start; //counts to translation (mm) |
s1725696 | 17:65943f6e11dc | 741 | MPe = el_1 - el_2 + q2; //x location end effector, x-axis along the translation |
s1725696 | 16:37b491eac34b | 742 | xe = cos(q1) * MPe; //x location in frame 0 |
s1725696 | 16:37b491eac34b | 743 | ye = sin(q1) * MPe; //y location in frame 0 |
s1725696 | 16:37b491eac34b | 744 | gamma = 1.0 /((-1.0 * ye * sin(q1)) - (xe * cos(q1))); //(1 / det(J'')inverse) |
s1725696 | 16:37b491eac34b | 745 | dq1 = gamma * delta_t * (sin(q1) * vdesx - cos(q1) * vdesy); //target rotation |
s1725696 | 16:37b491eac34b | 746 | dq2 = gamma * delta_t * (-1.0 * xe * vdesx - ye * vdesy); //target translation |
s1725696 | 16:37b491eac34b | 747 | boundaries(); |
s1725696 | 16:37b491eac34b | 748 | dC1 = PID_control( dq1, Rot_Kp, Rot_Ki, Rot_Kd, Rot_error, Rot_prev_error) / alpha; //target rotation to counts |
s1725696 | 16:37b491eac34b | 749 | dC2 = PID_control( dq2, Trans_Kp, Trans_Ki, Trans_Kd, Trans_error, Trans_prev_error) / beta; //target translation to counts |
s1725696 | 16:37b491eac34b | 750 | pwm1 = 3.0 * (dC1 / delta_t) / 8400.0; // |
s1725696 | 16:37b491eac34b | 751 | pwm2 = 3.0 * (dC2 / delta_t) / 8400.0; // |
s1725696 | 18:db53ac017f50 | 752 | dirpin_1.write(pwm2 < 0); // translatie |
s1725696 | 18:db53ac017f50 | 753 | pwmpin_1 = fabs (pwm2); |
s1725696 | 18:db53ac017f50 | 754 | dirpin_2.write(pwm1 < 0); // rotatie |
s1725696 | 18:db53ac017f50 | 755 | pwmpin_2 = fabs (pwm1); |
s1725696 | 16:37b491eac34b | 756 | } |
s1725696 | 0:cb8857cf3ea4 | 757 | |
s1725696 | 10:56136a0da8c1 | 758 | // DEMO |
s1725696 | 0:cb8857cf3ea4 | 759 | // To control the robot with a written code and write 'HELLO' |
s1725696 | 4:8183e7b228f0 | 760 | // Voor het laatst bewaren |
s1725696 | 10:56136a0da8c1 | 761 | void demo_mode() |
s1725696 | 10:56136a0da8c1 | 762 | { |
s1725696 | 10:56136a0da8c1 | 763 | // code here |
s1725696 | 10:56136a0da8c1 | 764 | } |
s1725696 | 0:cb8857cf3ea4 | 765 | |
s1725696 | 10:56136a0da8c1 | 766 | // FAILURE |
s1725696 | 0:cb8857cf3ea4 | 767 | // To shut down the robot after an error etc |
s1725696 | 13:c087c0f64769 | 768 | void failure_mode() |
s1725696 | 10:56136a0da8c1 | 769 | { |
s1725696 | 18:db53ac017f50 | 770 | if (button_emergency == false) // condition for MOTOR_CAL --> FAILURE; button_emergency press |
s1725696 | 18:db53ac017f50 | 771 | { |
s1725696 | 18:db53ac017f50 | 772 | led_red == 0; // turning red led on to show emergency mode |
s1725696 | 14:abc125dcc246 | 773 | |
s1725696 | 18:db53ac017f50 | 774 | // all pwmpins zero |
s1725696 | 18:db53ac017f50 | 775 | pwmpin_1 = 0.0; |
s1725696 | 18:db53ac017f50 | 776 | pwmpin_2 = 0.0; |
s1725696 | 14:abc125dcc246 | 777 | |
s1725696 | 18:db53ac017f50 | 778 | // Servo up? |
s1725696 | 18:db53ac017f50 | 779 | // myservo = 0.1; |
s1725696 | 14:abc125dcc246 | 780 | |
s1725696 | 18:db53ac017f50 | 781 | pc.printf("\r\nEmergency mode, reset system to continue\r\n"); |
s1725696 | 18:db53ac017f50 | 782 | } |
s1725696 | 10:56136a0da8c1 | 783 | } |
s1725696 | 0:cb8857cf3ea4 | 784 | |
s1725696 | 0:cb8857cf3ea4 | 785 | // Main function |
s1725696 | 4:8183e7b228f0 | 786 | // ----------------------------------------------------------------------------- |
s1725696 | 0:cb8857cf3ea4 | 787 | int main() |
s1725696 | 0:cb8857cf3ea4 | 788 | { |
s1725696 | 0:cb8857cf3ea4 | 789 | pc.baud(115200); // For TeraTerm, the baudrate, set also in TeraTerm itself! |
s1725696 | 0:cb8857cf3ea4 | 790 | pc.printf("Start code\r\n"); // To check if the program starts |
s1725696 | 9:d7a6a3619576 | 791 | pwmpin_1.period_us(60); // Setting period for PWM |
s1725696 | 17:65943f6e11dc | 792 | process_tick.attach(&processing_emg,T); // EMG signals must be filtered all the time! EMG signals filtered every T sec. |
s1725696 | 18:db53ac017f50 | 793 | emergency.attach(&failure_mode,0.01); // To make sure you can go to emergency mode all the time |
s1725696 | 1:1a8211e1f3f3 | 794 | |
s1725696 | 1:1a8211e1f3f3 | 795 | while(true){ |
s1725696 | 6:f495a77c2c95 | 796 | // timer |
s1725696 | 6:f495a77c2c95 | 797 | clock_t start; // start the timer |
s1725696 | 6:f495a77c2c95 | 798 | start = clock(); |
s1725696 | 9:d7a6a3619576 | 799 | time_overall = (clock() - start) / (double) CLOCKS_PER_SEC; |
s1725696 | 14:abc125dcc246 | 800 | myservo = 0.1; // Keep the pen lifted until servo function is called (operation mode) |
s1725696 | 5:3581013d4505 | 801 | |
s1725696 | 6:f495a77c2c95 | 802 | //pc.printf("potmeter value = %f ", potmeter_value); |
s1725696 | 6:f495a77c2c95 | 803 | //pc.printf("counts = %i\r\n", counts); |
s1725696 | 5:3581013d4505 | 804 | |
s1725696 | 6:f495a77c2c95 | 805 | // With the help of a switch loop and states we can switch between states and the robot knows what to do |
s1725696 | 9:d7a6a3619576 | 806 | switch(CurrentState) |
s1725696 | 6:f495a77c2c95 | 807 | { |
s1725696 | 6:f495a77c2c95 | 808 | case WAIT: |
s1725696 | 6:f495a77c2c95 | 809 | |
s1725696 | 6:f495a77c2c95 | 810 | if(StateChanged) // so if StateChanged is true |
s1725696 | 6:f495a77c2c95 | 811 | { |
s1725696 | 18:db53ac017f50 | 812 | pc.printf("\r\nState is WAIT\r\n"); |
s1725696 | 10:56136a0da8c1 | 813 | |
s1725696 | 6:f495a77c2c95 | 814 | // Execute WAIT mode |
s1725696 | 10:56136a0da8c1 | 815 | wait_mode(); |
s1725696 | 10:56136a0da8c1 | 816 | |
s1725696 | 6:f495a77c2c95 | 817 | StateChanged = false; // the state is still WAIT |
s1725696 | 6:f495a77c2c95 | 818 | } |
s1725696 | 6:f495a77c2c95 | 819 | |
s1725696 | 12:b2b082e73ef1 | 820 | if(button_motorcal == false) // condition for WAIT --> MOTOR_CAl; button_motorcal press |
s1725696 | 6:f495a77c2c95 | 821 | { |
s1725696 | 6:f495a77c2c95 | 822 | CurrentState = MOTOR_CAL; |
s1725696 | 18:db53ac017f50 | 823 | pc.printf("\r\nState is MOTOR_CAL\r\n"); |
s1725696 | 7:ec5add330cb3 | 824 | StateChanged = true; |
s1725696 | 7:ec5add330cb3 | 825 | } |
s1725696 | 6:f495a77c2c95 | 826 | |
s1725696 | 6:f495a77c2c95 | 827 | break; |
s1725696 | 6:f495a77c2c95 | 828 | |
s1725696 | 6:f495a77c2c95 | 829 | case MOTOR_CAL: |
s1725696 | 6:f495a77c2c95 | 830 | |
s1725696 | 6:f495a77c2c95 | 831 | if(StateChanged) // so if StateChanged is true |
s1725696 | 6:f495a77c2c95 | 832 | { |
s1725696 | 6:f495a77c2c95 | 833 | // Execute MOTOR_CAL mode |
s1725696 | 10:56136a0da8c1 | 834 | motor_calibration(); |
s1725696 | 10:56136a0da8c1 | 835 | |
s1725696 | 6:f495a77c2c95 | 836 | StateChanged = false; // the state is still MOTOR_CAL |
s1725696 | 6:f495a77c2c95 | 837 | } |
s1725696 | 6:f495a77c2c95 | 838 | |
s1725696 | 18:db53ac017f50 | 839 | if((pwmpin_1 < 0.01) && (pwmpin_2 < 0.01)) // condition for MOTOR_CAL --> EMG_CAL; 3s and motors stopped moving |
s1725696 | 6:f495a77c2c95 | 840 | { |
s1725696 | 6:f495a77c2c95 | 841 | CurrentState = EMG_CAL; |
s1725696 | 18:db53ac017f50 | 842 | pc.printf("\r\nState is EMG_CAL\r\n"); |
s1725696 | 6:f495a77c2c95 | 843 | StateChanged = true; |
s1725696 | 6:f495a77c2c95 | 844 | } |
s1725696 | 18:db53ac017f50 | 845 | |
s1725696 | 6:f495a77c2c95 | 846 | break; |
s1725696 | 6:f495a77c2c95 | 847 | |
s1725696 | 6:f495a77c2c95 | 848 | case EMG_CAL: |
s1725696 | 6:f495a77c2c95 | 849 | |
s1725696 | 6:f495a77c2c95 | 850 | if(StateChanged) // so if StateChanged is true |
s1725696 | 6:f495a77c2c95 | 851 | { |
s1725696 | 6:f495a77c2c95 | 852 | // Execute EMG_CAL mode |
s1725696 | 10:56136a0da8c1 | 853 | emg_calibration(); |
s1725696 | 10:56136a0da8c1 | 854 | |
s1725696 | 6:f495a77c2c95 | 855 | StateChanged = false; // state is still EMG_CAL |
s1725696 | 6:f495a77c2c95 | 856 | } |
s1725696 | 6:f495a77c2c95 | 857 | |
s1725696 | 18:db53ac017f50 | 858 | if((Average0 < 0.04) && (Average1 < 0.04) && (Average2 < 0.04)) // condition for EMG_CAL --> START; 5s and EMG is low |
s1725696 | 6:f495a77c2c95 | 859 | { |
s1725696 | 6:f495a77c2c95 | 860 | CurrentState = START; |
s1725696 | 18:db53ac017f50 | 861 | pc.printf("\r\nState is START\r\n"); |
s1725696 | 7:ec5add330cb3 | 862 | StateChanged = true; |
s1725696 | 7:ec5add330cb3 | 863 | } |
s1725696 | 7:ec5add330cb3 | 864 | |
s1725696 | 6:f495a77c2c95 | 865 | break; |
s1725696 | 6:f495a77c2c95 | 866 | |
s1725696 | 6:f495a77c2c95 | 867 | case START: |
s1725696 | 6:f495a77c2c95 | 868 | |
s1725696 | 6:f495a77c2c95 | 869 | if(StateChanged) // so if StateChanged is true |
s1725696 | 6:f495a77c2c95 | 870 | { |
s1725696 | 6:f495a77c2c95 | 871 | // Execute START mode |
s1725696 | 10:56136a0da8c1 | 872 | start_mode(); |
s1725696 | 10:56136a0da8c1 | 873 | |
s1725696 | 18:db53ac017f50 | 874 | pc.printf("pwmpin_1 = %f pwmpin_2 = %f \r\n", pwmpin_1, pwmpin_2); |
s1725696 | 10:56136a0da8c1 | 875 | |
s1725696 | 6:f495a77c2c95 | 876 | StateChanged = false; // state is still START |
s1725696 | 6:f495a77c2c95 | 877 | } |
s1725696 | 6:f495a77c2c95 | 878 | |
s1725696 | 18:db53ac017f50 | 879 | if((pwmpin_1 < 0.01) && (pwmpin_2 < 0.01)) // condition for START --> OPERATING; 5s and motors stopped moving |
s1725696 | 6:f495a77c2c95 | 880 | { |
s1725696 | 6:f495a77c2c95 | 881 | CurrentState = OPERATING; |
s1725696 | 18:db53ac017f50 | 882 | pc.printf("\r\nState is OPERATING\r\n"); |
s1725696 | 6:f495a77c2c95 | 883 | StateChanged = true; |
s1725696 | 6:f495a77c2c95 | 884 | } |
s1725696 | 18:db53ac017f50 | 885 | |
s1725696 | 6:f495a77c2c95 | 886 | break; |
s1725696 | 6:f495a77c2c95 | 887 | |
s1725696 | 6:f495a77c2c95 | 888 | case OPERATING: |
s1725696 | 6:f495a77c2c95 | 889 | |
s1725696 | 6:f495a77c2c95 | 890 | if(StateChanged) // so if StateChanged is true |
s1725696 | 6:f495a77c2c95 | 891 | { |
s1725696 | 6:f495a77c2c95 | 892 | // Execute OPERATING mode |
s1725696 | 17:65943f6e11dc | 893 | while(true) |
s1725696 | 16:37b491eac34b | 894 | { |
s1725696 | 16:37b491eac34b | 895 | motor_control(); |
s1725696 | 16:37b491eac34b | 896 | pc.printf("PWM_rot = %f PWM_trans = %f VdesX = %f VdesY = %f \n\r",pwm1,pwm2,vdesx,vdesy); |
s1725696 | 17:65943f6e11dc | 897 | |
s1725696 | 17:65943f6e11dc | 898 | if(button_demo == false) // condition for OPERATING --> DEMO; button_demo press |
s1725696 | 17:65943f6e11dc | 899 | { |
s1725696 | 17:65943f6e11dc | 900 | CurrentState = DEMO; |
s1725696 | 18:db53ac017f50 | 901 | pc.printf("\r\nState is DEMO\r\n"); |
s1725696 | 17:65943f6e11dc | 902 | StateChanged = true; |
s1725696 | 17:65943f6e11dc | 903 | break; |
s1725696 | 17:65943f6e11dc | 904 | } |
s1725696 | 17:65943f6e11dc | 905 | |
s1725696 | 17:65943f6e11dc | 906 | if(button_wait == false) // condition OPERATING --> WAIT; button_wait press |
s1725696 | 17:65943f6e11dc | 907 | { |
s1725696 | 17:65943f6e11dc | 908 | CurrentState = WAIT; |
s1725696 | 18:db53ac017f50 | 909 | pc.printf("\r\nState is WAIT\r\n"); |
s1725696 | 17:65943f6e11dc | 910 | StateChanged = true; |
s1725696 | 17:65943f6e11dc | 911 | break; |
s1725696 | 17:65943f6e11dc | 912 | } |
s1725696 | 17:65943f6e11dc | 913 | |
s1725696 | 16:37b491eac34b | 914 | wait(delta_t); |
s1725696 | 16:37b491eac34b | 915 | } |
s1725696 | 10:56136a0da8c1 | 916 | |
s1725696 | 6:f495a77c2c95 | 917 | StateChanged = false; // state is still OPERATING |
s1725696 | 6:f495a77c2c95 | 918 | } |
s1725696 | 6:f495a77c2c95 | 919 | |
s1725696 | 6:f495a77c2c95 | 920 | break; |
s1725696 | 6:f495a77c2c95 | 921 | |
s1725696 | 6:f495a77c2c95 | 922 | case DEMO: |
s1725696 | 6:f495a77c2c95 | 923 | |
s1725696 | 6:f495a77c2c95 | 924 | if(StateChanged) // so if StateChanged is true |
s1725696 | 6:f495a77c2c95 | 925 | { |
s1725696 | 6:f495a77c2c95 | 926 | // Execute DEMO mode |
s1725696 | 10:56136a0da8c1 | 927 | demo_mode(); |
s1725696 | 10:56136a0da8c1 | 928 | |
s1725696 | 6:f495a77c2c95 | 929 | StateChanged = false; // state is still DEMO |
s1725696 | 6:f495a77c2c95 | 930 | } |
s1725696 | 6:f495a77c2c95 | 931 | |
s1725696 | 12:b2b082e73ef1 | 932 | if(button_wait == false) // condition for DEMO --> WAIT; button_wait press |
s1725696 | 6:f495a77c2c95 | 933 | { |
s1725696 | 6:f495a77c2c95 | 934 | CurrentState = WAIT; |
s1725696 | 18:db53ac017f50 | 935 | pc.printf("\r\nState is WAIT\r\n"); |
s1725696 | 6:f495a77c2c95 | 936 | StateChanged = true; |
s1725696 | 6:f495a77c2c95 | 937 | } |
s1725696 | 6:f495a77c2c95 | 938 | |
s1725696 | 6:f495a77c2c95 | 939 | break; |
s1725696 | 6:f495a77c2c95 | 940 | |
s1725696 | 6:f495a77c2c95 | 941 | // no default |
s1725696 | 4:8183e7b228f0 | 942 | } |
s1725696 | 6:f495a77c2c95 | 943 | |
s1725696 | 6:f495a77c2c95 | 944 | // while loop does not have to loop every time |
s1725696 | 5:3581013d4505 | 945 | } |
s1725696 | 5:3581013d4505 | 946 | |
s1725696 | 0:cb8857cf3ea4 | 947 | } |