Renate de Boer / Mbed 2 deprecated script_voor_project_copy

Script 15-10-2019

Dependencies:   Servoaansturing mbed QEI HIDScope biquadFilter MODSERIAL FastPWM

main.cpp@28:7c7508bdb21f, 2019-10-29 (annotated)

Committer:
Renate
Date:
Tue Oct 29 14:14:15 2019 +0000
Revision:
28:7c7508bdb21f
Parent:
23:4572750a5c59
Child:
29:8e0a7c33e4e7
Mogelijk werkende operation mode, voordat de statechanged wordt aangepast;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
RobertoO 0:67c50348f842 1 #include "mbed.h"
Rosalie 3:6ee0b20c23b0 2 #include "HIDScope.h"
Rosalie 3:6ee0b20c23b0 3 #include "QEI.h"
RobertoO 1:b862262a9d14 4 #include "MODSERIAL.h"
Rosalie 3:6ee0b20c23b0 5 #include "BiQuad.h"
Rosalie 3:6ee0b20c23b0 6 #include "FastPWM.h"
Renate 21:456acc79726c 7 #define M_PI 3.14159265358979323846 /* pi */
WiesjeRoskamp 2:aee655d11b6d 8 #include <math.h>
Rosalie 5:9f1260408ef2 9 #include "Servo.h"
Renate 21:456acc79726c 10 #include <cmath>
RobertoO 0:67c50348f842 11
WiesjeRoskamp 2:aee655d11b6d 12 Serial pc(USBTX, USBRX);
Rosalie 3:6ee0b20c23b0 13
Renate 23:4572750a5c59 14 // TICKERS
Renate 23:4572750a5c59 15 Ticker loop_ticker;
Renate 15:ad065ab92d11 16
Renate 23:4572750a5c59 17 // BENODIGD VOOR PROCESS STATE MACHINE
Renate 23:4572750a5c59 18 enum states {Motors_off, Calib_motor, Calib_EMG, Homing, Operation_mode};
Renate 28:7c7508bdb21f 19 states currentState = Motors_off;
Renate 23:4572750a5c59 20 bool stateChanged = true; // Make sure the initialization of first state is executed
Renate 23:4572750a5c59 21
Renate 23:4572750a5c59 22 // INPUTS
Renate 14:54343b9fd708 23 DigitalIn Power_button_pressed(D1); // Geen InterruptIn gebruiken!
Renate 9:4de589636f50 24 DigitalIn Emergency_button_pressed(D2);
Renate 22:8585d41a670b 25 DigitalIn Motor_calib_button_pressed(SW2);
WiesjeRoskamp 2:aee655d11b6d 26
Renate 15:ad065ab92d11 27 AnalogIn EMG_biceps_right_raw (A0);
Renate 15:ad065ab92d11 28 AnalogIn EMG_biceps_left_raw (A1);
Renate 19:1fd39a2afc30 29 AnalogIn EMG_calf_raw (A2);
Renate 15:ad065ab92d11 30
Renate 23:4572750a5c59 31 QEI Encoder1(D12, D13, NC, 8400, QEI::X4_ENCODING); //Checken of die D12, D9 etc wel kloppen, 8400= gear ratio x 64
Renate 28:7c7508bdb21f 32 QEI Encoder2(D9, D10, NC, 8400, QEI::X4_ENCODING);
Renate 21:456acc79726c 33
Renate 23:4572750a5c59 34 // OUTPUTS
Renate 28:7c7508bdb21f 35 PwmOut motor1(D6); // Misschien moeten we hiervoor DigitalOut gebruiken, moet
Renate 23:4572750a5c59 36 PwmOut motor2(D5); // samen kunnen gaan met de servo motor
Renate 21:456acc79726c 37
Renate 23:4572750a5c59 38 DigitalOut motor1_dir(D7);
Renate 23:4572750a5c59 39 DigitalOut motor2_dir(D4);
Renate 23:4572750a5c59 40
Renate 23:4572750a5c59 41 // VARIABELEN VOOR ENCODER, MOTORHOEK ETC.
Renate 21:456acc79726c 42 int counts1;
Renate 21:456acc79726c 43 int counts2;
Renate 21:456acc79726c 44 const int CPR = 64; // Counts per revolution
Renate 21:456acc79726c 45 const int full_degrees = 360;
Renate 21:456acc79726c 46 const int half_degrees = 180;
Renate 21:456acc79726c 47 double theta_h_1_deg;
Renate 21:456acc79726c 48 double theta_h_2_deg;
Renate 21:456acc79726c 49 double theta_h_1_rad;
Renate 21:456acc79726c 50 double theta_h_2_rad;
Renate 21:456acc79726c 51
Renate 23:4572750a5c59 52 // DEFINITIES VOOR FILTERS
Renate 20:a6a5bdd7d118 53
Renate 21:456acc79726c 54 // BICEPS-RECHTS
Renate 28:7c7508bdb21f 55 // Definities voor eerste BiQuadChain (High-pass en Notch)
Renate 28:7c7508bdb21f 56 BiQuadChain bqcbr;
Renate 28:7c7508bdb21f 57 BiQuad bqbr1(0.8006, -1.6012, 0.8006, -1.5610, 0.6414); // High-pass
Renate 21:456acc79726c 58 BiQuad bqbr2(1, -1.6180, 1, -1.6019, 0.9801); // Notch
Renate 21:456acc79726c 59 // Na het nemen van de absolute waarde moet de tweede BiQuadChain worden toegepast.
Renate 28:7c7508bdb21f 60 // Definieer (twee Low-pass -> vierde orde verkrijgen):
Renate 21:456acc79726c 61 BiQuadChain bqcbr2;
Renate 21:456acc79726c 62 BiQuad bqbr3(1.5515e-4, 3.1030e-4, 1.5515e-4, -1.9645, 0.9651); // Low-pass
Renate 21:456acc79726c 63 BiQuad bqbr4(1.5515e-4, 3.1030e-4, 1.5515e-4, -1.9645, 0.9651); // Low-pass
Renate 20:a6a5bdd7d118 64
Renate 21:456acc79726c 65 // BICEPS-LINKS
Renate 28:7c7508bdb21f 66 // Definities voor eerste BiQuadChain (High-pass en Notch)
Renate 28:7c7508bdb21f 67 BiQuadChain bqcbl;
Renate 28:7c7508bdb21f 68 BiQuad bqbl1(0.8006, -1.6012, 0.8006, -1.5610, 0.6414); // High-pass
Renate 21:456acc79726c 69 BiQuad bqbl2(1, -1.6180, 1, -1.6019, 0.9801); // Notch
Renate 20:a6a5bdd7d118 70 // Na het nemen van de absolute waarde moet de tweede BiQuadChain worden toegepast.
Renate 28:7c7508bdb21f 71 // Definieer (twee Low-pass -> vierde orde verkrijgen):
Renate 21:456acc79726c 72 BiQuadChain bqcbl2;
Renate 21:456acc79726c 73 BiQuad bqbl3(1.5515e-4, 3.1030e-4, 1.5515e-4, -1.9645, 0.9651); // Low-pass
Renate 21:456acc79726c 74 BiQuad bqbl4(1.5515e-4, 3.1030e-4, 1.5515e-4, -1.9645, 0.9651); // Low-pass
Renate 21:456acc79726c 75
Renate 21:456acc79726c 76 // KUIT
Renate 28:7c7508bdb21f 77 // Definities voor eerste BiQuadChain (High-pass en Notch)
Renate 28:7c7508bdb21f 78 BiQuadChain bqck;
Renate 28:7c7508bdb21f 79 BiQuad bqk1(0.8006, -1.6012, 0.8006, -1.5610, 0.6414); // High-pass
Renate 21:456acc79726c 80 BiQuad bqk2(1, -1.6180, 1, -1.6019, 0.9801); // Notch
Renate 21:456acc79726c 81 // Na het nemen van de absolute waarde moet de tweede BiQuadChain worden toegepast.
Renate 28:7c7508bdb21f 82 // Definieer (twee Low-pass -> vierde orde verkrijgen):
Renate 21:456acc79726c 83 BiQuadChain bqck2;
Renate 21:456acc79726c 84 BiQuad bqk3(1.5515e-4, 3.1030e-4, 1.5515e-4, -1.9645, 0.9651); // Low-pass
Renate 21:456acc79726c 85 BiQuad bqk4(1.5515e-4, 3.1030e-4, 1.5515e-4, -1.9645, 0.9651); // Low-pass
Renate 20:a6a5bdd7d118 86
Renate 28:7c7508bdb21f 87 // VARIABELEN VOOR EMG + FILTEREN
Renate 23:4572750a5c59 88 double filtered_EMG_biceps_right;
Renate 23:4572750a5c59 89 double filtered_EMG_biceps_left;
Renate 23:4572750a5c59 90 double filtered_EMG_calf;
Renate 23:4572750a5c59 91
Renate 23:4572750a5c59 92 double filtered_EMG_biceps_right_1;
Renate 23:4572750a5c59 93 double filtered_EMG_biceps_left_1;
Renate 23:4572750a5c59 94 double filtered_EMG_calf_1;
Renate 23:4572750a5c59 95
Renate 23:4572750a5c59 96 double filtered_EMG_biceps_right_abs;
Renate 23:4572750a5c59 97 double filtered_EMG_biceps_left_abs;
Renate 23:4572750a5c59 98 double filtered_EMG_calf_abs;
Renate 23:4572750a5c59 99
Renate 28:7c7508bdb21f 100 double filtered_EMG_biceps_right_total;
Renate 23:4572750a5c59 101 double filtered_EMG_biceps_left_total;
Renate 23:4572750a5c59 102 double filtered_EMG_calf_total;
Renate 19:1fd39a2afc30 103
Renate 23:4572750a5c59 104 // Variabelen voor HIDScope
Renate 23:4572750a5c59 105 HIDScope scope(3);
Renate 23:4572750a5c59 106
Renate 23:4572750a5c59 107 // VARIABELEN VOOR (INITIATIE VAN) EMG KALIBRATIE LOOP
Renate 28:7c7508bdb21f 108 bool calib = false;
Renate 23:4572750a5c59 109 static int i_calib = 0;
Renate 21:456acc79726c 110
Renate 23:4572750a5c59 111 double mean_EMG_biceps_right;
Renate 23:4572750a5c59 112 double mean_EMG_biceps_left;
Renate 23:4572750a5c59 113 double mean_EMG_calf;
Renate 23:4572750a5c59 114
Renate 23:4572750a5c59 115 // VARIABELEN VOOR OPERATION MODE
Renate 23:4572750a5c59 116 double normalized_EMG_biceps_right;
Renate 23:4572750a5c59 117 double normalized_EMG_biceps_left;
Renate 23:4572750a5c59 118 double normalized_EMG_calf;
Renate 23:4572750a5c59 119
Renate 23:4572750a5c59 120 // VOIDS
Renate 23:4572750a5c59 121
Renate 23:4572750a5c59 122 // Noodfunctie waarbij alles uitgaat (evt. nog een rood LEDje laten branden).
Renate 28:7c7508bdb21f 123 // Enige optie is resetten, dan wordt het script opnieuw opgestart.
Renate 8:c7d3b67346db 124 void emergency()
Renate 28:7c7508bdb21f 125 {
Renate 28:7c7508bdb21f 126 loop_ticker.detach();
Renate 28:7c7508bdb21f 127 motor1.write(0);
Renate 28:7c7508bdb21f 128 motor2.write(0);
Renate 28:7c7508bdb21f 129 pc.printf("Ik ga exploderen!!!\r\n");
Renate 28:7c7508bdb21f 130 }
Renate 11:4bc0304978e2 131
Renate 28:7c7508bdb21f 132 // Motoren uitzetten
Renate 8:c7d3b67346db 133 void motors_off()
Renate 28:7c7508bdb21f 134 {
Renate 28:7c7508bdb21f 135 motor1.write(0);
Renate 28:7c7508bdb21f 136 motor2.write(0);
Renate 28:7c7508bdb21f 137 pc.printf("Motoren uit functie\r\n");
Renate 28:7c7508bdb21f 138 }
Renate 28:7c7508bdb21f 139
Renate 14:54343b9fd708 140 // Motoren aanzetten
Renate 15:ad065ab92d11 141 void motors_on()
Renate 28:7c7508bdb21f 142 {
Renate 28:7c7508bdb21f 143 motor1.write(0.9);
Renate 28:7c7508bdb21f 144 motor1_dir.write(1);
Renate 28:7c7508bdb21f 145 motor2.write(0.1);
Renate 28:7c7508bdb21f 146 motor2_dir.write(1);
Renate 28:7c7508bdb21f 147 pc.printf("Motoren aan functie\r\n");
Renate 28:7c7508bdb21f 148 }
Rosalie 3:6ee0b20c23b0 149
Renate 6:64146e16e10c 150 // Finite state machine programming (calibration servo motor?)
Renate 28:7c7508bdb21f 151 void ProcessStateMachine(void)
Renate 28:7c7508bdb21f 152 {
Renate 23:4572750a5c59 153 // Berekenen van de motorhoeken (in radialen)
Renate 28:7c7508bdb21f 154 counts1 = Encoder1.getPulses();
Renate 28:7c7508bdb21f 155 counts2 = Encoder2.getPulses();
Renate 23:4572750a5c59 156 theta_h_1_deg=(counts1/(double)CPR)*(double)full_degrees;
Renate 23:4572750a5c59 157 theta_h_2_deg=(counts2/(double)CPR)*(double)full_degrees;
Renate 23:4572750a5c59 158 theta_h_1_rad=(theta_h_1_deg/half_degrees)*M_PI;
Renate 23:4572750a5c59 159 theta_h_2_rad=(theta_h_2_deg/half_degrees)*M_PI;
Renate 28:7c7508bdb21f 160
Renate 23:4572750a5c59 161 // Eerste deel van de filters (High-pass + Notch) over het ruwe EMG signaal
Renate 28:7c7508bdb21f 162 // doen. Het ruwe signaal wordt gelezen binnen een ticker en wordt daardoor 'gesampled'
Renate 23:4572750a5c59 163 filtered_EMG_biceps_right_1=bqbr1.step(EMG_biceps_right_raw.read());
Renate 23:4572750a5c59 164 filtered_EMG_biceps_left_1=bqcbl.step(EMG_biceps_left_raw.read());
Renate 23:4572750a5c59 165 filtered_EMG_calf_1=bqck.step(EMG_calf_raw.read());
Renate 28:7c7508bdb21f 166
Renate 23:4572750a5c59 167 // Vervolgens wordt de absolute waarde hiervan genomen
Renate 23:4572750a5c59 168 filtered_EMG_biceps_right_abs=abs(filtered_EMG_biceps_right_1);
Renate 23:4572750a5c59 169 filtered_EMG_biceps_left_abs=abs(filtered_EMG_biceps_left_1);
Renate 23:4572750a5c59 170 filtered_EMG_calf_abs=abs(filtered_EMG_calf_1);
Renate 28:7c7508bdb21f 171
Renate 23:4572750a5c59 172 // Tenslotte wordt het tweede deel van de filters (twee low-pass, voor 4e orde filter)
Renate 23:4572750a5c59 173 // over het signaal gedaan
Renate 23:4572750a5c59 174 filtered_EMG_biceps_right=bqcbr2.step(filtered_EMG_biceps_right_abs);
Renate 23:4572750a5c59 175 filtered_EMG_biceps_left=bqcbl2.step(filtered_EMG_biceps_left_abs);
Renate 23:4572750a5c59 176 filtered_EMG_calf=bqck2.step(filtered_EMG_calf_abs);
Renate 28:7c7508bdb21f 177
Renate 28:7c7508bdb21f 178 // De gefilterde EMG-signalen kunnen tevens visueel worden weergegeven in de HIDScope
Renate 28:7c7508bdb21f 179 scope.set(0, normalized_EMG_biceps_right);
Renate 28:7c7508bdb21f 180 scope.set(1, normalized_EMG_biceps_left);
Renate 28:7c7508bdb21f 181 scope.set(2, normalized_EMG_calf);
Renate 23:4572750a5c59 182 scope.send();
Renate 28:7c7508bdb21f 183
Renate 28:7c7508bdb21f 184 // Tijdens de kalibratie moet vervolgens een maximale spierspanning worden bepaald, die
Renate 28:7c7508bdb21f 185 // later kan worden gebruikt voor een normalisatie. De spieren worden hiertoe gedurende
Renate 23:4572750a5c59 186 // 5 seconden maximaal aangespannen. De EMG waarden worden bij elkaar opgeteld,
Renate 28:7c7508bdb21f 187 // waarna het gemiddelde wordt bepaald.
Renate 28:7c7508bdb21f 188 if (calib) {
Renate 28:7c7508bdb21f 189 if (i_calib == 0) {
Renate 28:7c7508bdb21f 190 filtered_EMG_biceps_right_total=0;
Renate 28:7c7508bdb21f 191 filtered_EMG_biceps_left_total=0;
Renate 28:7c7508bdb21f 192 filtered_EMG_calf_total=0;
Renate 28:7c7508bdb21f 193 }
Renate 28:7c7508bdb21f 194 if (i_calib <= 2500) {
Renate 28:7c7508bdb21f 195 filtered_EMG_biceps_right_total+=filtered_EMG_biceps_right;
Renate 28:7c7508bdb21f 196 filtered_EMG_biceps_left_total+=filtered_EMG_biceps_left;
Renate 28:7c7508bdb21f 197 filtered_EMG_calf_total+=filtered_EMG_calf;
Renate 28:7c7508bdb21f 198 i_calib++;
Renate 28:7c7508bdb21f 199 }
Renate 28:7c7508bdb21f 200 if (i_calib > 2500) {
Renate 28:7c7508bdb21f 201 mean_EMG_biceps_right=filtered_EMG_biceps_right_total/2500.0;
Renate 28:7c7508bdb21f 202 mean_EMG_biceps_left=filtered_EMG_biceps_left_total/2500.0;
Renate 28:7c7508bdb21f 203 mean_EMG_calf=filtered_EMG_calf_total/2500.0;
Renate 28:7c7508bdb21f 204 pc.printf("Ontspan spieren\r\n");
Renate 28:7c7508bdb21f 205 pc.printf("Rechterbiceps_max = %f, Linkerbiceps_max = %f, Kuit_max = %f\r\n", mean_EMG_biceps_right, mean_EMG_biceps_left, mean_EMG_calf);
Renate 28:7c7508bdb21f 206 calib = false;
Renate 28:7c7508bdb21f 207 }
Renate 28:7c7508bdb21f 208 }
Renate 28:7c7508bdb21f 209
Renate 23:4572750a5c59 210 // Genormaliseerde EMG's berekenen
Renate 23:4572750a5c59 211 normalized_EMG_biceps_right=filtered_EMG_biceps_right/mean_EMG_biceps_right;
Renate 23:4572750a5c59 212 normalized_EMG_biceps_left=filtered_EMG_biceps_left/mean_EMG_biceps_left;
Renate 23:4572750a5c59 213 normalized_EMG_calf=filtered_EMG_calf/mean_EMG_calf;
Renate 28:7c7508bdb21f 214
Renate 28:7c7508bdb21f 215 // Finite state machine
Renate 28:7c7508bdb21f 216 switch (currentState) {
Renate 6:64146e16e10c 217 case Motors_off:
Renate 28:7c7508bdb21f 218
Renate 28:7c7508bdb21f 219 if (stateChanged) {
Renate 8:c7d3b67346db 220 motors_off(); // functie waarbij motoren uitgaan
Renate 11:4bc0304978e2 221 stateChanged = false;
Renate 9:4de589636f50 222 pc.printf("Motors off state\r\n");
Renate 28:7c7508bdb21f 223 }
Renate 28:7c7508bdb21f 224 if (Power_button_pressed.read() == false) { // Normaal waarde 1 bij indrukken, nu nul -> false
Renate 15:ad065ab92d11 225 motors_on();
Renate 9:4de589636f50 226 currentState = Calib_motor;
Renate 11:4bc0304978e2 227 stateChanged = true;
Renate 11:4bc0304978e2 228 pc.printf("Moving to Calib_motor state\r\n");
Renate 6:64146e16e10c 229 }
Renate 28:7c7508bdb21f 230 if (Emergency_button_pressed.read() == false) { // Normaal waarde 1 bij indrukken, nu nul -> false
Renate 10:83f3cec8dd1c 231 emergency();
Renate 28:7c7508bdb21f 232 }
Renate 6:64146e16e10c 233 break;
Renate 28:7c7508bdb21f 234
Renate 9:4de589636f50 235 case Calib_motor:
Renate 28:7c7508bdb21f 236
Renate 28:7c7508bdb21f 237 if (stateChanged && Motor_calib_button_pressed.read() == false) {
Renate 21:456acc79726c 238 theta_h_1_rad = 0;
Renate 21:456acc79726c 239 theta_h_2_rad = 0;
Renate 21:456acc79726c 240 pc.printf("Huidige hoek in radialen motor 1:%f en motor 2: %f (moet 0 zijn) \r\n", theta_h_1_rad, theta_h_2_rad);
Renate 11:4bc0304978e2 241 currentState = Calib_EMG;
Renate 11:4bc0304978e2 242 stateChanged = true;
Renate 9:4de589636f50 243 pc.printf("Moving to Calib_EMG state\r\n");
Renate 28:7c7508bdb21f 244 }
Renate 28:7c7508bdb21f 245 if (Emergency_button_pressed.read() == false) {
Renate 11:4bc0304978e2 246 emergency();
Renate 28:7c7508bdb21f 247 }
Renate 11:4bc0304978e2 248 break;
Renate 28:7c7508bdb21f 249
Renate 28:7c7508bdb21f 250 case Calib_EMG:
Renate 28:7c7508bdb21f 251
Renate 28:7c7508bdb21f 252 if (stateChanged) {
Renate 28:7c7508bdb21f 253 motors_off();
Renate 28:7c7508bdb21f 254 i_calib = 0;
Renate 28:7c7508bdb21f 255 calib = true;
Renate 28:7c7508bdb21f 256 pc.printf("Span spieren aan\r\n");
Renate 28:7c7508bdb21f 257 stateChanged = false;
Renate 28:7c7508bdb21f 258 }
Renate 28:7c7508bdb21f 259
Renate 28:7c7508bdb21f 260 if (i_calib > 2500) {
Renate 28:7c7508bdb21f 261 calib = false;
Renate 28:7c7508bdb21f 262 currentState = Homing;
Renate 28:7c7508bdb21f 263 stateChanged = true;
Renate 28:7c7508bdb21f 264 pc.printf("Moving to Homing state\r\n");
Renate 28:7c7508bdb21f 265 }
Renate 28:7c7508bdb21f 266
Renate 28:7c7508bdb21f 267 if (Emergency_button_pressed.read() == false) {
Renate 11:4bc0304978e2 268 emergency();
Renate 28:7c7508bdb21f 269 }
Renate 28:7c7508bdb21f 270 break;
Renate 28:7c7508bdb21f 271
Renate 28:7c7508bdb21f 272 case Homing: // NOG NAAR KIJKEN
Renate 28:7c7508bdb21f 273
Renate 28:7c7508bdb21f 274 if (stateChanged) {
Renate 28:7c7508bdb21f 275 // Ervoor zorgen dat de motoren zo bewegen dat de robotarm
Renate 11:4bc0304978e2 276 // (inclusief de end-effector) in de juiste home positie wordt gezet
Renate 21:456acc79726c 277 motors_on();
Renate 28:7c7508bdb21f 278
Renate 28:7c7508bdb21f 279 stateChanged = false;
Renate 28:7c7508bdb21f 280 motors_off();
Renate 12:93ad9781eeef 281 pc.printf("Moving to operation mode \r\n");
Renate 11:4bc0304978e2 282 }
Renate 28:7c7508bdb21f 283 if (Emergency_button_pressed.read() == false) {
Renate 10:83f3cec8dd1c 284 emergency();
Renate 28:7c7508bdb21f 285 }
Renate 28:7c7508bdb21f 286
Renate 28:7c7508bdb21f 287 //...
Renate 11:4bc0304978e2 288
Renate 28:7c7508bdb21f 289 if (homing done)
Renate 28:7c7508bdb21f 290 {
Renate 28:7c7508bdb21f 291 currentState = Operation_mode;
Renate 28:7c7508bdb21f 292 stateChanged = true;
Renate 28:7c7508bdb21f 293 }
Renate 21:456acc79726c 294
Renate 28:7c7508bdb21f 295 break;
Renate 28:7c7508bdb21f 296
Renate 28:7c7508bdb21f 297 case Operation_mode: // Overgaan tot emergency wanneer referentie niet
Renate 28:7c7508bdb21f 298 // overeenkomt met werkelijkheid
Renate 28:7c7508bdb21f 299
Renate 23:4572750a5c59 300 // pc.printf("normalized_EMG_biceps_right= %f, mean_EMG_biceps_right = %f, filtered_EMG_biceps_right = %f\r\n", normalized_EMG_biceps_right, mean_EMG_biceps_right, filtered_EMG_biceps_right);
Renate 11:4bc0304978e2 301 if (stateChanged)
Renate 28:7c7508bdb21f 302
Renate 28:7c7508bdb21f 303 // Hier moet een functie worden aangeroepen die ervoor zorgt dat
Renate 28:7c7508bdb21f 304 // aan de hand van EMG-signalen de motoren kunnen worden aangestuurd,
Renate 28:7c7508bdb21f 305 // zodat de robotarm kan bewegen
Renate 28:7c7508bdb21f 306
Renate 28:7c7508bdb21f 307 {
Renate 28:7c7508bdb21f 308 if (normalized_EMG_biceps_right >= 0.3) {
Renate 28:7c7508bdb21f 309 motor1.write(0.3);
Renate 28:7c7508bdb21f 310 motor2.write(0.3);
Renate 28:7c7508bdb21f 311 motor1_dir.write(0);
Renate 28:7c7508bdb21f 312 motor2_dir.write(0);
Renate 28:7c7508bdb21f 313 //if (normalized_EMG_calf >= 0.3)
Renate 28:7c7508bdb21f 314 //{
Renate 28:7c7508bdb21f 315 //motor1.write(0.1);
Renate 28:7c7508bdb21f 316 //motor1_dir = !motor1_dir;
Renate 28:7c7508bdb21f 317 //}
Renate 28:7c7508bdb21f 318
Renate 28:7c7508bdb21f 319 } else if (normalized_EMG_biceps_left >= 0.3) {
Renate 28:7c7508bdb21f 320 motor2.write(0.9);
Renate 28:7c7508bdb21f 321 motor1.write(0.9);
Renate 28:7c7508bdb21f 322 motor1_dir.write(1);
Renate 28:7c7508bdb21f 323 motor2_dir.write(1);
Renate 28:7c7508bdb21f 324 //if (normalized_EMG_calf >= 0.3)
Renate 28:7c7508bdb21f 325 //{
Renate 28:7c7508bdb21f 326 // motor1_dir = !motor1_dir;
Renate 28:7c7508bdb21f 327 // pc.printf("Richting zou om moeten draaien");
Renate 28:7c7508bdb21f 328 // motor2_dir = !motor2_dir;
Renate 28:7c7508bdb21f 329 //}
Renate 28:7c7508bdb21f 330 } else {
Renate 28:7c7508bdb21f 331 motor1.write(0);
Renate 28:7c7508bdb21f 332 motor2.write(0);
Renate 23:4572750a5c59 333 }
Renate 28:7c7508bdb21f 334 //if (normalized_EMG_calf >= 0.3)
Renate 28:7c7508bdb21f 335 //{
Renate 28:7c7508bdb21f 336 // motor1_dir = !motor1_dir;
Renate 28:7c7508bdb21f 337 // pc.printf("Richting zou om moeten draaien");
Renate 28:7c7508bdb21f 338 // motor2_dir = !motor2_dir;
Renate 28:7c7508bdb21f 339 //}
Renate 28:7c7508bdb21f 340
Renate 28:7c7508bdb21f 341 }
Renate 28:7c7508bdb21f 342
Renate 28:7c7508bdb21f 343 if (Power_button_pressed.read() == false) { // Normaal waarde 1 bij indrukken, nu nul -> false
Renate 28:7c7508bdb21f 344 motors_off();
Renate 28:7c7508bdb21f 345 currentState = Motors_off;
Renate 28:7c7508bdb21f 346 stateChanged = true;
Renate 28:7c7508bdb21f 347 pc.printf("Terug naar de state Motors_off\r\n");
Renate 28:7c7508bdb21f 348 }
Renate 28:7c7508bdb21f 349 if (Emergency_button_pressed.read() == false) {
Renate 28:7c7508bdb21f 350 emergency();
Renate 28:7c7508bdb21f 351 }
Renate 21:456acc79726c 352 // wait(25);
Renate 28:7c7508bdb21f 353 // else
Renate 28:7c7508bdb21f 354 // {
Renate 28:7c7508bdb21f 355 // currentState = Homing;
Renate 28:7c7508bdb21f 356 // stateChanged = true;
Renate 28:7c7508bdb21f 357 // pc.printf("Terug naar de state Homing\r\n");
Renate 28:7c7508bdb21f 358 // }
Renate 21:456acc79726c 359 break;
Renate 28:7c7508bdb21f 360
Renate 7:1d57463393c6 361 default:
Renate 7:1d57463393c6 362 // Zelfde functie als die eerder is toegepast om motoren uit te schakelen -> safety!
Renate 14:54343b9fd708 363 motors_off();
Renate 9:4de589636f50 364 pc.printf("Unknown or uninplemented state reached!\r\n");
Renate 28:7c7508bdb21f 365
WiesjeRoskamp 2:aee655d11b6d 366 }
Renate 11:4bc0304978e2 367 }
WiesjeRoskamp 2:aee655d11b6d 368
Renate 8:c7d3b67346db 369 int main(void)
Renate 28:7c7508bdb21f 370 {
Renate 28:7c7508bdb21f 371 pc.printf("Opstarten\r\n");
Renate 23:4572750a5c59 372
Renate 28:7c7508bdb21f 373 // Chain voor rechter biceps
Renate 28:7c7508bdb21f 374 bqcbr.add(&bqbr1).add(&bqbr2);
Renate 28:7c7508bdb21f 375 bqcbr2.add(&bqbr3).add(&bqbr4);
Renate 28:7c7508bdb21f 376 // Chain voor linker biceps
Renate 28:7c7508bdb21f 377 bqcbl.add(&bqbl1).add(&bqbl2);
Renate 28:7c7508bdb21f 378 bqcbl2.add(&bqbl3).add(&bqbl4);
Renate 28:7c7508bdb21f 379 // Chain voor kuit
Renate 28:7c7508bdb21f 380 bqck.add(&bqk1).add(&bqk2);
Renate 28:7c7508bdb21f 381 bqck2.add(&bqk3).add(&bqk4);
Renate 28:7c7508bdb21f 382
Renate 28:7c7508bdb21f 383 loop_ticker.attach(&ProcessStateMachine, 0.002f);
Renate 28:7c7508bdb21f 384
Renate 28:7c7508bdb21f 385 while(true) {
Renate 28:7c7508bdb21f 386 // wait(0.2);
Renate 28:7c7508bdb21f 387 /* do nothing */
Renate 28:7c7508bdb21f 388 }
Renate 28:7c7508bdb21f 389 }