Tommie Verouden / Mbed 2 deprecated StateMachine

Dependencies:   biquadFilter FastPWM MODSERIAL QEI mbed

Committer:
tverouden
Date:
Wed Oct 31 21:31:21 2018 +0000
Revision:
11:2d1dfebae948
Parent:
10:584b7d2c2d63
Child:
12:323ac4e27a0d
Removed waiting state

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tverouden 0:c0c35b95765f 1 // ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ PREPARATION ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡
tverouden 0:c0c35b95765f 2 // Libraries
tverouden 0:c0c35b95765f 3 #include "mbed.h"
tverouden 2:d70795e4e0bf 4 #include "BiQuad.h"
tverouden 0:c0c35b95765f 5 #include "FastPWM.h"
tverouden 0:c0c35b95765f 6 #include "HIDScope.h"
tverouden 0:c0c35b95765f 7 #include "MODSERIAL.h"
tverouden 0:c0c35b95765f 8
tverouden 8:8cef1050ebd9 9 // LEDs
tverouden 8:8cef1050ebd9 10 DigitalOut ledRed(LED_RED,1); // red LED K64F
tverouden 8:8cef1050ebd9 11 DigitalOut ledGreen(LED_GREEN,1); // green LED K64F
tverouden 8:8cef1050ebd9 12 DigitalOut ledBlue(LED_BLUE,1); // blue LED K64F
tverouden 8:8cef1050ebd9 13 // DigitalOut ledBio1(,1); // led 1 Biorobotics shield // LED pins
tverouden 8:8cef1050ebd9 14 // DigitalOut ledBio2(,1); // led 2 Biorobotics shield
tverouden 8:8cef1050ebd9 15
tverouden 11:2d1dfebae948 16 Ticker blinkTimer; // LED ticker
tverouden 8:8cef1050ebd9 17
tverouden 8:8cef1050ebd9 18 // Buttons/inputs
tverouden 4:5ce2c8864908 19 InterruptIn buttonBio1(D0); // button 1 BioRobotics shield
tverouden 4:5ce2c8864908 20 InterruptIn buttonBio2(D1); // button 2 BioRobotics shield
tverouden 0:c0c35b95765f 21 InterruptIn buttonK64F(SW3); // button on K64F
tverouden 8:8cef1050ebd9 22 InterruptIn buttonEmergency(SW2); // emergency button on K64F
tverouden 0:c0c35b95765f 23
tverouden 8:8cef1050ebd9 24 // Motor pins
tverouden 8:8cef1050ebd9 25
tverouden 8:8cef1050ebd9 26
tverouden 8:8cef1050ebd9 27 // PC communication
tverouden 4:5ce2c8864908 28 MODSERIAL pc(USBTX, USBRX); // communication with pc
tverouden 4:5ce2c8864908 29
tverouden 0:c0c35b95765f 30 // Define & initialise state machine
tverouden 11:2d1dfebae948 31 enum states { calibratingMotors, calibratingEMG,
tverouden 7:ef5966469621 32 homing, operating, reading, failing, demoing
tverouden 2:d70795e4e0bf 33 };
tverouden 11:2d1dfebae948 34 states currentState = calibratingMotors;// start in waiting mode
tverouden 11:2d1dfebae948 35 bool changeState = true; // initialise the first state
tverouden 2:d70795e4e0bf 36
tverouden 3:9c63fc5f157e 37
tverouden 3:9c63fc5f157e 38
tverouden 4:5ce2c8864908 39 // ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ FUNCTIONS ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡
tverouden 6:f32352bc5078 40 // ============================ GENERAL FUNCTIONS =============================
tverouden 6:f32352bc5078 41 void stopProgram(void)
tverouden 6:f32352bc5078 42 {
tverouden 6:f32352bc5078 43 // Error message
tverouden 6:f32352bc5078 44 pc.printf("[ERROR] emergency button pressed\r\n");
tverouden 6:f32352bc5078 45 currentState = failing; // change to state
tverouden 6:f32352bc5078 46 changeState = true; // next loop, switch states
tverouden 6:f32352bc5078 47 }
tverouden 8:8cef1050ebd9 48
tverouden 8:8cef1050ebd9 49 void blinkLED(DigitalOut led) // blinkTimer.attach(&blinkLED,0.5) aanroepen bij initialisation, bij verlaten state:
tverouden 8:8cef1050ebd9 50 { // blinkTimer.detach
tverouden 8:8cef1050ebd9 51 led =! led; // toggle LED
tverouden 10:584b7d2c2d63 52 }
tverouden 8:8cef1050ebd9 53
tverouden 6:f32352bc5078 54 // ============================ MOTOR FUNCTIONS ==============================
tverouden 4:5ce2c8864908 55
tverouden 4:5ce2c8864908 56
tverouden 4:5ce2c8864908 57 // ============================= EMG FUNCTIONS ===============================
tverouden 4:5ce2c8864908 58
tverouden 4:5ce2c8864908 59
tverouden 2:d70795e4e0bf 60 // ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ STATE MACHINE ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡
tverouden 7:ef5966469621 61 void stateMachine(void)
tverouden 3:9c63fc5f157e 62 {
tverouden 5:04b26b2f536a 63 switch (currentState) { // determine which state Odin is in // Van een aantal if statements moeten de conditions nog bepaald worden, niet vergeten
tverouden 3:9c63fc5f157e 64
tverouden 4:5ce2c8864908 65 // ========================= MOTOR CALIBRATION MODE ==========================
tverouden 4:5ce2c8864908 66 case calibratingMotors:
tverouden 4:5ce2c8864908 67 // ------------------------- initialisation --------------------------
tverouden 4:5ce2c8864908 68 if (changeState) { // when entering the state
tverouden 4:5ce2c8864908 69 pc.printf("[MODE] calibrating motors...r\n");
tverouden 5:04b26b2f536a 70 // print current state
tverouden 4:5ce2c8864908 71 changeState = false; // stay in this state
tverouden 4:5ce2c8864908 72
tverouden 4:5ce2c8864908 73 // Actions when entering state
tverouden 4:5ce2c8864908 74 /* */
tverouden 4:5ce2c8864908 75
tverouden 4:5ce2c8864908 76 }
tverouden 4:5ce2c8864908 77 // ----------------------------- action ------------------------------
tverouden 5:04b26b2f536a 78 // Actions for each loop iteration
tverouden 5:04b26b2f536a 79 /* */
tverouden 4:5ce2c8864908 80
tverouden 4:5ce2c8864908 81 // --------------------------- transition ----------------------------
tverouden 4:5ce2c8864908 82 // Transition condition #1: after 3 sec in state && all motor // Als vóór het einde van de 3 seconden alle motoren al snelheid 0 hebben, zitten ze zo dus door te draaien terwijl dat niet kan
tverouden 4:5ce2c8864908 83 // velocities zero, start calibrating EMG-x // dat lijkt me niet de bedoeling
tverouden 7:ef5966469621 84 if (1) { // CONDITION
tverouden 5:04b26b2f536a 85 // Actions when leaving state
tverouden 4:5ce2c8864908 86 /* */
tverouden 5:04b26b2f536a 87
tverouden 10:584b7d2c2d63 88 currentState = calibratingEMG; // change to state
tverouden 4:5ce2c8864908 89 changeState = true; // next loop, switch states
tverouden 4:5ce2c8864908 90 }
tverouden 4:5ce2c8864908 91 break; // end case
tverouden 4:5ce2c8864908 92
tverouden 7:ef5966469621 93 // =========================== EMG CALIBRATION MODE ===========================
tverouden 7:ef5966469621 94 case calibratingEMG:
tverouden 4:5ce2c8864908 95 // ------------------------- initialisation --------------------------
tverouden 3:9c63fc5f157e 96 if (changeState) { // when entering the state
tverouden 4:5ce2c8864908 97 pc.printf("[MODE] calibrating EMG 1 (x-direction)...\r\n");
tverouden 5:04b26b2f536a 98 // print current state
tverouden 4:5ce2c8864908 99 changeState = false; // stay in this state
tverouden 4:5ce2c8864908 100
tverouden 4:5ce2c8864908 101 // Actions when entering state
tverouden 4:5ce2c8864908 102 /* */
tverouden 4:5ce2c8864908 103
tverouden 4:5ce2c8864908 104 }
tverouden 4:5ce2c8864908 105 // ----------------------------- action ------------------------------
tverouden 5:04b26b2f536a 106 // Actions for each loop iteration
tverouden 5:04b26b2f536a 107 /* */
tverouden 4:5ce2c8864908 108
tverouden 4:5ce2c8864908 109 // --------------------------- transition ----------------------------
tverouden 7:ef5966469621 110 // Transition condition #1: after 20 sec in state
tverouden 7:ef5966469621 111 if (1) { // CONDITION
tverouden 4:5ce2c8864908 112 // Actions when leaving state
tverouden 4:5ce2c8864908 113 /* */
tverouden 5:04b26b2f536a 114
tverouden 4:5ce2c8864908 115 currentState = homing; // change to state
tverouden 4:5ce2c8864908 116 changeState = true; // next loop, switch states
tverouden 5:04b26b2f536a 117 }
tverouden 5:04b26b2f536a 118 break; // end case
tverouden 4:5ce2c8864908 119
tverouden 4:5ce2c8864908 120 // ============================== HOMING MODE ================================
tverouden 4:5ce2c8864908 121 case homing:
tverouden 7:ef5966469621 122 // ------------------------- initialisation -------------------------- // Evt. ook checken op snelheid als mensen zo dom zijn om tijdens homing op random knopjes te drukken
tverouden 4:5ce2c8864908 123 if (changeState) { // when entering the state
tverouden 4:5ce2c8864908 124 pc.printf("[MODE] homing...\r\n");
tverouden 5:04b26b2f536a 125 // print current state
tverouden 4:5ce2c8864908 126 changeState = false; // stay in this state
tverouden 4:5ce2c8864908 127
tverouden 4:5ce2c8864908 128
tverouden 4:5ce2c8864908 129 // Actions when entering state
tverouden 4:5ce2c8864908 130 /* */
tverouden 4:5ce2c8864908 131
tverouden 4:5ce2c8864908 132 }
tverouden 4:5ce2c8864908 133 // ----------------------------- action ------------------------------
tverouden 5:04b26b2f536a 134 // Actions for each loop iteration
tverouden 5:04b26b2f536a 135 /* */
tverouden 4:5ce2c8864908 136
tverouden 7:ef5966469621 137 // --------------------------- transition ---------------------------- // Volgorde veranderen voor logica?
tverouden 4:5ce2c8864908 138 // Transition condition #1: with button press, enter demo mode
tverouden 4:5ce2c8864908 139 if (buttonBio1 == true) { // Het is niet nodig om hier ook nog "&& currentState == homing" toe te voegen, want hij bereikt dit stuk code alleen in homing mode
tverouden 4:5ce2c8864908 140 // Actions when leaving state
tverouden 4:5ce2c8864908 141 /* */
tverouden 5:04b26b2f536a 142
tverouden 4:5ce2c8864908 143 currentState = demoing; // change to state
tverouden 4:5ce2c8864908 144 changeState = true; // next loop, switch states
tverouden 4:5ce2c8864908 145 }
tverouden 4:5ce2c8864908 146 // Transition condition #2: with button press, enter operation mode
tverouden 4:5ce2c8864908 147 if (buttonBio2 == true) {
tverouden 4:5ce2c8864908 148 // Actions when leaving state
tverouden 4:5ce2c8864908 149 /* */
tverouden 5:04b26b2f536a 150
tverouden 4:5ce2c8864908 151 currentState = operating; // change to state
tverouden 4:5ce2c8864908 152 changeState = true; // next loop, switch states
tverouden 5:04b26b2f536a 153 }
tverouden 4:5ce2c8864908 154 break; // end case
tverouden 4:5ce2c8864908 155
tverouden 4:5ce2c8864908 156 // ============================= OPERATING MODE ==============================
tverouden 4:5ce2c8864908 157 case operating:
tverouden 4:5ce2c8864908 158 // ------------------------- initialisation --------------------------
tverouden 4:5ce2c8864908 159 if (changeState) { // when entering the state
tverouden 4:5ce2c8864908 160 pc.printf("[MODE] operating...\r\n");
tverouden 5:04b26b2f536a 161 // print current state
tverouden 5:04b26b2f536a 162 changeState = false; // stay in this state
tverouden 5:04b26b2f536a 163
tverouden 5:04b26b2f536a 164 // Actions when entering state
tverouden 5:04b26b2f536a 165 /* */
tverouden 5:04b26b2f536a 166
tverouden 5:04b26b2f536a 167 }
tverouden 5:04b26b2f536a 168 // ----------------------------- action ------------------------------
tverouden 5:04b26b2f536a 169 // Actions for each loop iteration
tverouden 5:04b26b2f536a 170 /* */
tverouden 5:04b26b2f536a 171
tverouden 5:04b26b2f536a 172 // --------------------------- transition ----------------------------
tverouden 7:ef5966469621 173 // Transition condition #1: with button press, back to homing mode // Is het nodig om vanuit operating mode naar homing mode terug te kunnen gaan? -> ja, voor als je een demo wilt starten
tverouden 5:04b26b2f536a 174 if (buttonBio2 == true) {
tverouden 5:04b26b2f536a 175 // Actions when leaving state
tverouden 5:04b26b2f536a 176 /* */
tverouden 5:04b26b2f536a 177
tverouden 5:04b26b2f536a 178 currentState = homing; // change to state
tverouden 5:04b26b2f536a 179 changeState = true; // next loop, switch states
tverouden 5:04b26b2f536a 180 }
tverouden 7:ef5966469621 181 // Transition condition #2: motor angle error < certain value,
tverouden 7:ef5966469621 182 // start reading
tverouden 7:ef5966469621 183 if (1) { // CONDITION
tverouden 5:04b26b2f536a 184 // Actions when leaving state
tverouden 5:04b26b2f536a 185 /* */
tverouden 5:04b26b2f536a 186
tverouden 5:04b26b2f536a 187 currentState = homing; // change to state
tverouden 5:04b26b2f536a 188 changeState = true; // next loop, switch states
tverouden 5:04b26b2f536a 189 }
tverouden 5:04b26b2f536a 190 break; // end case
tverouden 5:04b26b2f536a 191
tverouden 7:ef5966469621 192 // ============================== READING MODE =============================== // Beweegt deze modus zowel heen als weer en zo ja, hoe bepaalt hij wat moet gebeuren?
tverouden 7:ef5966469621 193 case reading:
tverouden 5:04b26b2f536a 194 // ------------------------- initialisation --------------------------
tverouden 5:04b26b2f536a 195 if (changeState) { // when entering the state
tverouden 7:ef5966469621 196 pc.printf("[MODE] reading...\r\n");
tverouden 5:04b26b2f536a 197 // print current state
tverouden 5:04b26b2f536a 198 changeState = false; // stay in this state
tverouden 5:04b26b2f536a 199
tverouden 5:04b26b2f536a 200 // Actions when entering state
tverouden 5:04b26b2f536a 201 /* */
tverouden 5:04b26b2f536a 202
tverouden 5:04b26b2f536a 203 }
tverouden 5:04b26b2f536a 204 // ----------------------------- action ------------------------------
tverouden 5:04b26b2f536a 205 // Actions for each loop iteration
tverouden 5:04b26b2f536a 206 /* */
tverouden 5:04b26b2f536a 207
tverouden 5:04b26b2f536a 208 // --------------------------- transition ----------------------------
tverouden 7:ef5966469621 209 // Transition condition #1: with button press, back to homing mode // Hier automatisch terug naar operating mode!
tverouden 5:04b26b2f536a 210 if (1) { // En hij gaat nu terug naar homing mode, maar dan moet je dus elke keer weer kiezen voor demo of operation mode?
tverouden 7:ef5966469621 211 // Actions when leaving state // CONDITION
tverouden 5:04b26b2f536a 212 /* */
tverouden 5:04b26b2f536a 213
tverouden 5:04b26b2f536a 214 currentState = homing; // change to state
tverouden 5:04b26b2f536a 215 changeState = true; // next loop, switch states
tverouden 5:04b26b2f536a 216 }
tverouden 5:04b26b2f536a 217 break; // end case
tverouden 5:04b26b2f536a 218
tverouden 5:04b26b2f536a 219 // ============================== DEMOING MODE ===============================
tverouden 5:04b26b2f536a 220 case demoing:
tverouden 5:04b26b2f536a 221 // ------------------------- initialisation --------------------------
tverouden 5:04b26b2f536a 222 if (changeState) { // when entering the state
tverouden 5:04b26b2f536a 223 pc.printf("[MODE] demoing...\r\n");
tverouden 5:04b26b2f536a 224 // print current state
tverouden 5:04b26b2f536a 225 changeState = false; // stay in this state
tverouden 5:04b26b2f536a 226
tverouden 5:04b26b2f536a 227 // Actions when entering state
tverouden 5:04b26b2f536a 228 /* */
tverouden 5:04b26b2f536a 229
tverouden 5:04b26b2f536a 230 }
tverouden 5:04b26b2f536a 231 // ----------------------------- action ------------------------------
tverouden 5:04b26b2f536a 232 // Actions for each loop iteration
tverouden 5:04b26b2f536a 233 /* */
tverouden 5:04b26b2f536a 234
tverouden 5:04b26b2f536a 235 // --------------------------- transition ----------------------------
tverouden 5:04b26b2f536a 236 // Transition condition #1: with button press, back to homing mode
tverouden 5:04b26b2f536a 237 if (1) {
tverouden 5:04b26b2f536a 238 // Actions when leaving state
tverouden 5:04b26b2f536a 239 /* */
tverouden 5:04b26b2f536a 240
tverouden 5:04b26b2f536a 241 currentState = homing; // change to state
tverouden 5:04b26b2f536a 242 changeState = true; // next loop, switch states
tverouden 5:04b26b2f536a 243 }
tverouden 7:ef5966469621 244 // Transition condition #2: after 3 sec relaxation, start reading // In 3 seconden zijn de bladzijden uit zichzelf alweer helemaal teruggegaan. Misschien dit gewoon doen na het voorgedefinieerde pad
tverouden 5:04b26b2f536a 245 if (1) {
tverouden 5:04b26b2f536a 246 // Actions when leaving state
tverouden 5:04b26b2f536a 247 /* */
tverouden 5:04b26b2f536a 248
tverouden 7:ef5966469621 249 currentState = reading; // change to state
tverouden 5:04b26b2f536a 250 changeState = true; // next loop, switch states
tverouden 5:04b26b2f536a 251 }
tverouden 5:04b26b2f536a 252 break; // end case
tverouden 5:04b26b2f536a 253
tverouden 5:04b26b2f536a 254 // =============================== FAILING MODE ================================
tverouden 5:04b26b2f536a 255 case failing:
tverouden 5:04b26b2f536a 256 // ------------------------- initialisation --------------------------
tverouden 5:04b26b2f536a 257 if (changeState) { // when entering the state
tverouden 5:04b26b2f536a 258 pc.printf("[ERROR] entering failure mode\r\n");
tverouden 7:ef5966469621 259 // print current state
tverouden 3:9c63fc5f157e 260 changeState = false; // stay in this state
tverouden 3:9c63fc5f157e 261
tverouden 3:9c63fc5f157e 262 // Actions when entering state
tverouden 7:ef5966469621 263 ledGreen = 1; // red LED on // Blijft dit aan?
tverouden 6:f32352bc5078 264 ledBlue = 1;
tverouden 6:f32352bc5078 265 ledRed = 0;
tverouden 4:5ce2c8864908 266
tverouden 6:f32352bc5078 267 // pin3 = 0; // all motor forces to zero // Pins nog niet gedefiniëerd
tverouden 6:f32352bc5078 268 // pin5 = 0;
tverouden 6:f32352bc5078 269 // pin6 = 0;
tverouden 6:f32352bc5078 270 exit (0); // abort mission
tverouden 4:5ce2c8864908 271 }
tverouden 4:5ce2c8864908 272 break; // end case
tverouden 4:5ce2c8864908 273
tverouden 4:5ce2c8864908 274 // ============================== DEFAULT MODE =================================
tverouden 3:9c63fc5f157e 275 default:
tverouden 4:5ce2c8864908 276 // ---------------------------- enter failing mode -----------------------------
tverouden 4:5ce2c8864908 277 currentState = failing; // change to state
tverouden 4:5ce2c8864908 278 changeState = true; // next loop, switch states
tverouden 4:5ce2c8864908 279 // print current state
tverouden 4:5ce2c8864908 280 pc.printf("[ERROR] unknown or unimplemented state reached\r\n");
tverouden 3:9c63fc5f157e 281
tverouden 4:5ce2c8864908 282 } // end switch
tverouden 4:5ce2c8864908 283 } // end stateMachine
tverouden 3:9c63fc5f157e 284
tverouden 3:9c63fc5f157e 285
tverouden 2:d70795e4e0bf 286
tverouden 2:d70795e4e0bf 287 // ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡ MAIN LOOP ≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡≡
tverouden 2:d70795e4e0bf 288
tverouden 3:9c63fc5f157e 289 int main()
tverouden 3:9c63fc5f157e 290 {
tverouden 8:8cef1050ebd9 291 // ================================ EMERGENCY ================================
tverouden 7:ef5966469621 292 //If the emergency button is pressed, stop program via failing state
tverouden 8:8cef1050ebd9 293 buttonEmergency.rise(stopProgram); // Automatische triggers voor failure mode?
tverouden 8:8cef1050ebd9 294
tverouden 8:8cef1050ebd9 295 // ================================ EMERGENCY ================================
tverouden 8:8cef1050ebd9 296 pc.baud(115200); // communication with terminal // Baud rate
tverouden 6:f32352bc5078 297
tverouden 2:d70795e4e0bf 298 // ==================================== LOOP ===================================
tverouden 2:d70795e4e0bf 299 while (true) { // loop forever
tverouden 2:d70795e4e0bf 300
tverouden 2:d70795e4e0bf 301 }
tverouden 2:d70795e4e0bf 302 }