Toby O'Connell / Mbed 2 deprecated Project6

This project allows for the sending of MIDI messages, and setting of variable resistances, controlled by a distance sensor. MIDI input messages can also be used to set the variable resistance.

Dependencies:   N5110 PinDetect SRF08 USBDevice mbed PowerControl

main.cpp@1:802453187acf, 2015-05-11 (annotated)

Committer:
el13tjoc
Date:
Mon May 11 11:14:59 2015 +0000
Revision:
1:802453187acf
Parent:
0:39399720eaeb 
Added Ethernet Powerdown;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
el13tjoc 0:39399720eaeb 1 /**
el13tjoc 0:39399720eaeb 2 @file main.cpp
el13tjoc 0:39399720eaeb 3
el13tjoc 0:39399720eaeb 4 @brief Program implementation
el13tjoc 0:39399720eaeb 5
el13tjoc 0:39399720eaeb 6 */
el13tjoc 0:39399720eaeb 7 #include "main.h"
el13tjoc 0:39399720eaeb 8
el13tjoc 0:39399720eaeb 9 int main() {
el13tjoc 0:39399720eaeb 10
el13tjoc 1:802453187acf 11 ///Powerdown the Ethernet peripheral
el13tjoc 1:802453187acf 12 PHY_PowerDown();
el13tjoc 1:802453187acf 13
el13tjoc 0:39399720eaeb 14 ///Read parameter variables from VALS.csv
el13tjoc 0:39399720eaeb 15 readNumberValuesFromFile();
el13tjoc 0:39399720eaeb 16 ///Resise the smoothing values vector
el13tjoc 0:39399720eaeb 17 smoothingValues.resize(numberValues[distanceSmoothing]+1);
el13tjoc 0:39399720eaeb 18
el13tjoc 0:39399720eaeb 19 ///Set MCP4151 chip select high initially
el13tjoc 0:39399720eaeb 20 CS = 1;
el13tjoc 0:39399720eaeb 21 /// Set the MCP4151 SPI for 16 bit mode 3
el13tjoc 0:39399720eaeb 22 MCP4151.format(16,3);
el13tjoc 0:39399720eaeb 23 /// Set MCP4151 clock frequency to 1000000
el13tjoc 0:39399720eaeb 24 MCP4151.frequency(1000000);
el13tjoc 0:39399720eaeb 25
el13tjoc 0:39399720eaeb 26 ///Initialise the screen and print splash screen
el13tjoc 0:39399720eaeb 27 lcd.init();
el13tjoc 0:39399720eaeb 28 lcd.printString("EXPRESSIONATOR",0,1);
el13tjoc 0:39399720eaeb 29 lcd.printString("version 1.0",0,2);
el13tjoc 0:39399720eaeb 30 lcd.printString("Toby O'Connell",0,4);
el13tjoc 1:802453187acf 31 wait(3);
el13tjoc 0:39399720eaeb 32
el13tjoc 0:39399720eaeb 33 ///Setup callback function for range finder ticker
el13tjoc 0:39399720eaeb 34 startRangingTicker.attach(&startRangingFlag, 0.1);
el13tjoc 0:39399720eaeb 35
el13tjoc 0:39399720eaeb 36 ///Set the initial range finder distance
el13tjoc 0:39399720eaeb 37 SRF08.setRangeRegister((int)((numberValues[maxDistance]-43.0)/43.0));
el13tjoc 0:39399720eaeb 38
el13tjoc 0:39399720eaeb 39 ///Setup callback function for when MIDI messages are received
el13tjoc 0:39399720eaeb 40 midi.attach(receivedMIDI);
el13tjoc 0:39399720eaeb 41
el13tjoc 0:39399720eaeb 42 ///Setup callbacks functions for button presses
el13tjoc 0:39399720eaeb 43 buttonA.attach_asserted(&aPressed); //Attach functions to button presses
el13tjoc 0:39399720eaeb 44 buttonB.attach_asserted(&bPressed);
el13tjoc 0:39399720eaeb 45 buttonC.attach_asserted(&cPressed);
el13tjoc 0:39399720eaeb 46 buttonD.attach_asserted(&dPressed);
el13tjoc 0:39399720eaeb 47
el13tjoc 0:39399720eaeb 48 ///Set button press doubounce freqencies to the default of 20ms
el13tjoc 0:39399720eaeb 49 buttonA.setSampleFrequency();
el13tjoc 0:39399720eaeb 50 buttonB.setSampleFrequency();
el13tjoc 0:39399720eaeb 51 buttonC.setSampleFrequency();
el13tjoc 0:39399720eaeb 52 buttonD.setSampleFrequency();
el13tjoc 0:39399720eaeb 53
el13tjoc 0:39399720eaeb 54 ///Open the buttons.bmp image in binary, skip the header and copy into a buffer before closing
el13tjoc 0:39399720eaeb 55 img = fopen("/local/BUTTONS.BMP", "rb");
el13tjoc 0:39399720eaeb 56 fseek (img , 54 , SEEK_SET);
el13tjoc 0:39399720eaeb 57 fread(imgbuffer, (84*3*48), 1, img);
el13tjoc 0:39399720eaeb 58 fclose(img);
el13tjoc 0:39399720eaeb 59
el13tjoc 0:39399720eaeb 60 ///Show initial menu
el13tjoc 0:39399720eaeb 61 showScreen();
el13tjoc 0:39399720eaeb 62 ///Create infinite while loop to run program repeatedly
el13tjoc 0:39399720eaeb 63 while(1) {
el13tjoc 0:39399720eaeb 64 if(aButtonFlag){
el13tjoc 0:39399720eaeb 65 if (menu[state].screenType == menuType || digitArrowPosition + 1 >= maxValLen) {
el13tjoc 0:39399720eaeb 66 ///screenSelect() if button A is pressed and the screen type is a menu or a page type that is confirmed
el13tjoc 0:39399720eaeb 67 screenSelect();
el13tjoc 0:39399720eaeb 68 } else {
el13tjoc 0:39399720eaeb 69 ///incrementDigitArrowPos() if button A is pressed and the screen type is not a menu or a page type that is confirmed
el13tjoc 0:39399720eaeb 70 incrementDigitArrowPos();
el13tjoc 0:39399720eaeb 71 }
el13tjoc 0:39399720eaeb 72 aButtonFlag = 0;
el13tjoc 0:39399720eaeb 73 }
el13tjoc 0:39399720eaeb 74 if(bButtonFlag){
el13tjoc 0:39399720eaeb 75 if (menu[state].screenType == menuType || digitArrowPosition - 1 < 0) {
el13tjoc 0:39399720eaeb 76 ///screenBack() if button B is pressed and the screen type is a menu or a page type that is reverted
el13tjoc 0:39399720eaeb 77 screenBack();
el13tjoc 0:39399720eaeb 78 } else {
el13tjoc 0:39399720eaeb 79 ///decrementDigitArrowPos() if button B is pressed and the screen type is not a menu or a page type that is confirmed
el13tjoc 0:39399720eaeb 80 decrementDigitArrowPos();
el13tjoc 0:39399720eaeb 81 }
el13tjoc 0:39399720eaeb 82 bButtonFlag = 0;
el13tjoc 0:39399720eaeb 83 }
el13tjoc 0:39399720eaeb 84 if(cButtonFlag){
el13tjoc 0:39399720eaeb 85 if (menu[state].screenType == menuType) {
el13tjoc 0:39399720eaeb 86 ///menuUp() if button C is pressed and the screen type is a menu
el13tjoc 0:39399720eaeb 87 menuUp();
el13tjoc 0:39399720eaeb 88 } else {
el13tjoc 0:39399720eaeb 89 ///incrementValue() if button C is pressed and the screen type is not a menu
el13tjoc 0:39399720eaeb 90 incrementValue();
el13tjoc 0:39399720eaeb 91 }
el13tjoc 0:39399720eaeb 92 cButtonFlag = 0;
el13tjoc 0:39399720eaeb 93 }
el13tjoc 0:39399720eaeb 94 if(dButtonFlag){
el13tjoc 0:39399720eaeb 95 if (menu[state].screenType == menuType) {
el13tjoc 0:39399720eaeb 96 ///menuDown() if button D is pressed and the screen type is a menu
el13tjoc 0:39399720eaeb 97 menuDown();
el13tjoc 0:39399720eaeb 98 } else {
el13tjoc 0:39399720eaeb 99 ///decrementValue() if button D is pressed and the screen type is not a menu
el13tjoc 0:39399720eaeb 100 decrementValue();
el13tjoc 0:39399720eaeb 101 }
el13tjoc 0:39399720eaeb 102 dButtonFlag = 0;
el13tjoc 0:39399720eaeb 103 }
el13tjoc 0:39399720eaeb 104 if(rangingStartFlag) {
el13tjoc 0:39399720eaeb 105 ///Start ranging if the startRangingTicker has fired
el13tjoc 0:39399720eaeb 106 rangingStart();
el13tjoc 0:39399720eaeb 107 rangingStartFlag = 0;
el13tjoc 0:39399720eaeb 108 }
el13tjoc 0:39399720eaeb 109 if(rangeGetFlag) {
el13tjoc 0:39399720eaeb 110 ///Start ranging if the getRangeTimeout has fired
el13tjoc 0:39399720eaeb 111 rangeGet();
el13tjoc 0:39399720eaeb 112 rangeGetFlag = 0;
el13tjoc 0:39399720eaeb 113 }
el13tjoc 0:39399720eaeb 114 if(measuredDistanceFlag) {
el13tjoc 0:39399720eaeb 115 if(numberValues[MIDIOutputOn]) {
el13tjoc 0:39399720eaeb 116 ///writeMIDI() if the distance has just been measured and MIDI output is on
el13tjoc 0:39399720eaeb 117 writeMIDI(distanceFraction);
el13tjoc 0:39399720eaeb 118 }
el13tjoc 0:39399720eaeb 119 if(numberValues[resistanceSourceIndex] == sensorSource) {
el13tjoc 0:39399720eaeb 120 ///writeMCP4151() if the distance has just been measured and the resistance source is the ultrasonic sensor
el13tjoc 0:39399720eaeb 121 writeMCP4151(distanceFraction);
el13tjoc 0:39399720eaeb 122 }
el13tjoc 0:39399720eaeb 123 ///showScreen() if the distance has just been measured and the screen type is the display screen
el13tjoc 0:39399720eaeb 124 if(menu[state].screenType == displayType) showScreen();
el13tjoc 0:39399720eaeb 125 measuredDistanceFlag = 0;
el13tjoc 0:39399720eaeb 126 }
el13tjoc 0:39399720eaeb 127 if(receivedMIDIFlag) {
el13tjoc 0:39399720eaeb 128 if(numberValues[resistanceSourceIndex] == MIDISource) {
el13tjoc 0:39399720eaeb 129 ///writeMCP4151() if a MIDI message has been received and the resistance source is the MIDI input
el13tjoc 0:39399720eaeb 130 writeMCP4151(receivedMIDIValue/127.0);
el13tjoc 0:39399720eaeb 131 }
el13tjoc 0:39399720eaeb 132 ///showScreen() if a MIDI message has been received and the screen type is the display screen
el13tjoc 0:39399720eaeb 133 if(menu[state].screenType == displayType) showScreen();
el13tjoc 0:39399720eaeb 134 receivedMIDIFlag = 0;
el13tjoc 0:39399720eaeb 135 }
el13tjoc 0:39399720eaeb 136 }
el13tjoc 0:39399720eaeb 137 }
el13tjoc 0:39399720eaeb 138
el13tjoc 0:39399720eaeb 139
el13tjoc 0:39399720eaeb 140 void aPressed() { aButtonFlag = 1; } //raise button flags
el13tjoc 0:39399720eaeb 141 void bPressed() { bButtonFlag = 1; }
el13tjoc 0:39399720eaeb 142 void cPressed() { cButtonFlag = 1; }
el13tjoc 0:39399720eaeb 143 void dPressed() { dButtonFlag = 1; }
el13tjoc 0:39399720eaeb 144
el13tjoc 0:39399720eaeb 145 void startRangingFlag() { rangingStartFlag = 1;} //raise ranging star flag
el13tjoc 0:39399720eaeb 146 void getRangeFlag() { rangeGetFlag = 1;} //raise range get flag
el13tjoc 0:39399720eaeb 147
el13tjoc 0:39399720eaeb 148 void screenSelect() {
el13tjoc 0:39399720eaeb 149 if (menu[state].screenType == pageType) {
el13tjoc 0:39399720eaeb 150 ///If exiting a page type screen checkValidity() and do the immediateUpdates()
el13tjoc 0:39399720eaeb 151 checkValidity();
el13tjoc 0:39399720eaeb 152 writeNumberValuesToFile();
el13tjoc 0:39399720eaeb 153 immediateUpdates();
el13tjoc 0:39399720eaeb 154 }
el13tjoc 0:39399720eaeb 155 ///Change to the next state based on the menu arrow position
el13tjoc 0:39399720eaeb 156 state = menu[state].nextState[menuArrowPosition]; //Set new menu state basted on arrow position
el13tjoc 0:39399720eaeb 157 if (menu[state].screenType == pageType) {
el13tjoc 0:39399720eaeb 158 ///if entering a page type screen save the associated value to oldValue for reverting back
el13tjoc 0:39399720eaeb 159 oldValue = numberValues[menu[state].associatedValueIndex];
el13tjoc 0:39399720eaeb 160 }
el13tjoc 0:39399720eaeb 161 ///Reset menu and digit arrow posiitons
el13tjoc 0:39399720eaeb 162 menuArrowPosition = 0;
el13tjoc 0:39399720eaeb 163 digitArrowPosition = 0;
el13tjoc 0:39399720eaeb 164 ///Update the display
el13tjoc 0:39399720eaeb 165 showScreen();
el13tjoc 0:39399720eaeb 166 }
el13tjoc 0:39399720eaeb 167 void screenBack() {
el13tjoc 0:39399720eaeb 168 if (menu[state].screenType == pageType) {
el13tjoc 0:39399720eaeb 169 ///If reverting back out of a page type screen set the assoicated value to its previous value
el13tjoc 0:39399720eaeb 170 numberValues[menu[state].associatedValueIndex] = oldValue;
el13tjoc 0:39399720eaeb 171 }
el13tjoc 0:39399720eaeb 172 ///Go to FSM parent state
el13tjoc 0:39399720eaeb 173 state = menu[state].previousState;
el13tjoc 0:39399720eaeb 174 ///Reset menu and digit arrow posiitons
el13tjoc 0:39399720eaeb 175 menuArrowPosition = 0;
el13tjoc 0:39399720eaeb 176 digitArrowPosition = 0;
el13tjoc 0:39399720eaeb 177 ///Update the display
el13tjoc 0:39399720eaeb 178 showScreen();
el13tjoc 0:39399720eaeb 179 }
el13tjoc 0:39399720eaeb 180 void menuUp() {
el13tjoc 0:39399720eaeb 181 ///Decrement the menu arrow position
el13tjoc 0:39399720eaeb 182 menuArrowPosition = (menuArrowPosition + menu[state].listLength - 1) % menu[state].listLength;
el13tjoc 0:39399720eaeb 183 ///Update the display
el13tjoc 0:39399720eaeb 184 showScreen();
el13tjoc 0:39399720eaeb 185 }
el13tjoc 0:39399720eaeb 186 void menuDown() {
el13tjoc 0:39399720eaeb 187 ///Increment the menu arrow position
el13tjoc 0:39399720eaeb 188 menuArrowPosition = (menuArrowPosition + 1) % menu[state].listLength;
el13tjoc 0:39399720eaeb 189 ///Update the display
el13tjoc 0:39399720eaeb 190 showScreen();
el13tjoc 0:39399720eaeb 191 }
el13tjoc 0:39399720eaeb 192
el13tjoc 0:39399720eaeb 193 void incrementDigitArrowPos() {
el13tjoc 0:39399720eaeb 194 ///Increment the digit arrow position
el13tjoc 0:39399720eaeb 195 digitArrowPosition += 1;
el13tjoc 0:39399720eaeb 196 ///Update the display
el13tjoc 0:39399720eaeb 197 showScreen();
el13tjoc 0:39399720eaeb 198 }
el13tjoc 0:39399720eaeb 199 void decrementDigitArrowPos() {
el13tjoc 0:39399720eaeb 200 ///Increment the digit arrow position
el13tjoc 0:39399720eaeb 201 digitArrowPosition -= 1;
el13tjoc 0:39399720eaeb 202 ///Update the display
el13tjoc 0:39399720eaeb 203 showScreen();
el13tjoc 0:39399720eaeb 204 }
el13tjoc 0:39399720eaeb 205
el13tjoc 0:39399720eaeb 206 void incrementValue() {
el13tjoc 0:39399720eaeb 207 ///Set the increment to '1'
el13tjoc 0:39399720eaeb 208 increment = 1;
el13tjoc 0:39399720eaeb 209 ///amend the value
el13tjoc 0:39399720eaeb 210 amendValue();
el13tjoc 0:39399720eaeb 211 }
el13tjoc 0:39399720eaeb 212
el13tjoc 0:39399720eaeb 213 void decrementValue() {
el13tjoc 0:39399720eaeb 214 ///Set the increment to '-1'
el13tjoc 0:39399720eaeb 215 increment = -1;
el13tjoc 0:39399720eaeb 216 ///amend the value
el13tjoc 0:39399720eaeb 217 amendValue();
el13tjoc 0:39399720eaeb 218 }
el13tjoc 0:39399720eaeb 219
el13tjoc 0:39399720eaeb 220 int amendNumberValue(int value) {
el13tjoc 0:39399720eaeb 221 ///Get the digit at the current arrow position
el13tjoc 0:39399720eaeb 222 int currentDigit = (int)(value / pow(10.0,maxValLen-1-digitArrowPosition))%10;
el13tjoc 0:39399720eaeb 223
el13tjoc 0:39399720eaeb 224 if((currentDigit == 9 && increment == + 1) || (currentDigit == 0 && increment == - 1)) {
el13tjoc 0:39399720eaeb 225 ///If the digit is will become greater than 9 or less then 0, wrap around
el13tjoc 0:39399720eaeb 226 value = value - increment * 9 * pow(10.0,maxValLen-1-digitArrowPosition);
el13tjoc 0:39399720eaeb 227 } else {
el13tjoc 0:39399720eaeb 228 ///If not, increment / decrement the value
el13tjoc 0:39399720eaeb 229 value = value + increment * pow(10.0,maxValLen-1-digitArrowPosition);
el13tjoc 0:39399720eaeb 230 }
el13tjoc 0:39399720eaeb 231
el13tjoc 0:39399720eaeb 232 ///return the value
el13tjoc 0:39399720eaeb 233 return value;
el13tjoc 0:39399720eaeb 234 }
el13tjoc 0:39399720eaeb 235
el13tjoc 0:39399720eaeb 236 void amendValue() {
el13tjoc 0:39399720eaeb 237
el13tjoc 0:39399720eaeb 238 switch(menu[state].associatedValueType) {
el13tjoc 0:39399720eaeb 239 case INT:
el13tjoc 0:39399720eaeb 240 ///If the associated is an int style number amendNumberValue()
el13tjoc 0:39399720eaeb 241 numberValues[menu[state].associatedValueIndex] = amendNumberValue(numberValues[menu[state].associatedValueIndex]);
el13tjoc 0:39399720eaeb 242 break;
el13tjoc 0:39399720eaeb 243 case INDEX:
el13tjoc 0:39399720eaeb 244 ///If the associated is an index style number increment / decrement it
el13tjoc 0:39399720eaeb 245 numberValues[menu[state].associatedValueIndex] = (maxNumberValues[menu[state].associatedMaxValueIndex] + numberValues[menu[state].associatedValueIndex] + increment) % maxNumberValues[menu[state].associatedMaxValueIndex];
el13tjoc 0:39399720eaeb 246 break;
el13tjoc 0:39399720eaeb 247 case BOOL:
el13tjoc 0:39399720eaeb 248 ///If the associated is a boolean style number invert it
el13tjoc 0:39399720eaeb 249 numberValues[menu[state].associatedValueIndex] = !numberValues[menu[state].associatedValueIndex];
el13tjoc 0:39399720eaeb 250 break;
el13tjoc 0:39399720eaeb 251 }
el13tjoc 0:39399720eaeb 252 ///Update the display
el13tjoc 0:39399720eaeb 253 showScreen();
el13tjoc 0:39399720eaeb 254 }
el13tjoc 0:39399720eaeb 255
el13tjoc 0:39399720eaeb 256
el13tjoc 0:39399720eaeb 257
el13tjoc 0:39399720eaeb 258 void showScreen() {
el13tjoc 0:39399720eaeb 259 ///Clear the screen
el13tjoc 0:39399720eaeb 260 lcd.clear();
el13tjoc 0:39399720eaeb 261 ///Show the title
el13tjoc 0:39399720eaeb 262 lcd.printString(menu[state].title,0,0);
el13tjoc 0:39399720eaeb 263 if(menu[state].screenType == menuType) {
el13tjoc 0:39399720eaeb 264 for (int i = 0;i <= 3; i++) {
el13tjoc 0:39399720eaeb 265 ///If the screen type is a menu, print the items in its list
el13tjoc 0:39399720eaeb 266 lcd.printString(menu[state].list[i],6,i+1);
el13tjoc 0:39399720eaeb 267 }
el13tjoc 0:39399720eaeb 268 if(menu[state].listLength > 0) {
el13tjoc 0:39399720eaeb 269 ///if the list has items in it, then show show the menu arrow pointer
el13tjoc 0:39399720eaeb 270 lcd.printString(">",0,menuArrowPosition+1);
el13tjoc 0:39399720eaeb 271 }
el13tjoc 0:39399720eaeb 272 } else if(menu[state].screenType == pageType) {
el13tjoc 0:39399720eaeb 273 switch (menu[state].associatedValueType) {
el13tjoc 0:39399720eaeb 274 case INT:
el13tjoc 0:39399720eaeb 275 ///If the screen type is a parameter editing page and the associated value is an int type number, displayNumber() and show the digit arrow pointer
el13tjoc 0:39399720eaeb 276 displayNumber(numberValues[menu[state].associatedValueIndex],maxNumberValues[menu[state].associatedMaxValueIndex]);
el13tjoc 0:39399720eaeb 277 lcd.printString("^",digitArrowPosition*6+7,3);
el13tjoc 0:39399720eaeb 278 break;
el13tjoc 0:39399720eaeb 279 case INDEX:
el13tjoc 0:39399720eaeb 280 ///If the screen type is a parameter editing page and the associated value is an index type number, displayList()
el13tjoc 0:39399720eaeb 281 displayList(valueLists[menu[state].associatedValueList],numberValues[menu[state].associatedValueIndex]);
el13tjoc 0:39399720eaeb 282 break;
el13tjoc 0:39399720eaeb 283 case BOOL:
el13tjoc 0:39399720eaeb 284 ///If the screen type is a parameter editing page and the associated value is a boolean type number, displayBool()
el13tjoc 0:39399720eaeb 285 displayBool(numberValues[menu[state].associatedValueIndex]);
el13tjoc 0:39399720eaeb 286 break;
el13tjoc 0:39399720eaeb 287 }
el13tjoc 0:39399720eaeb 288 } else {
el13tjoc 0:39399720eaeb 289 ///If the screen type is the display screen, displayMeasured()
el13tjoc 0:39399720eaeb 290 displayMeasured();
el13tjoc 0:39399720eaeb 291 }
el13tjoc 0:39399720eaeb 292 ///Draw the buttons.bmp image to the screen using drawBMP()
el13tjoc 0:39399720eaeb 293 drawBMP();
el13tjoc 0:39399720eaeb 294 }
el13tjoc 0:39399720eaeb 295
el13tjoc 0:39399720eaeb 296 void displayNumber(int value, int maxValue) {
el13tjoc 0:39399720eaeb 297 char buffer[14];
el13tjoc 0:39399720eaeb 298 ///Find the maximum length the incoming value could be
el13tjoc 0:39399720eaeb 299 maxValLen = sprintf(buffer,"%d",maxValue);
el13tjoc 0:39399720eaeb 300 ///Find the actual length of the incoming value
el13tjoc 0:39399720eaeb 301 valLen = sprintf(buffer,"%d",value);
el13tjoc 0:39399720eaeb 302 ///Print the value to the screen, filling any unused digit spaces with zeros
el13tjoc 0:39399720eaeb 303 for(int i = 0; i <= maxValLen - valLen; i++) {
el13tjoc 0:39399720eaeb 304 lcd.printString("0",6*i+7,2);
el13tjoc 0:39399720eaeb 305 }
el13tjoc 0:39399720eaeb 306 lcd.printString(buffer,6*(maxValLen-valLen)+7,2);
el13tjoc 0:39399720eaeb 307 }
el13tjoc 0:39399720eaeb 308
el13tjoc 0:39399720eaeb 309 void displayList(string list[], int listIndex) {
el13tjoc 0:39399720eaeb 310 char buffer[14];
el13tjoc 0:39399720eaeb 311 maxValLen = 1;
el13tjoc 0:39399720eaeb 312 ///Display the list element at the list index
el13tjoc 0:39399720eaeb 313 valLen = sprintf(buffer,"%s",list[listIndex].c_str());
el13tjoc 0:39399720eaeb 314 lcd.printString(buffer,7,2);
el13tjoc 0:39399720eaeb 315 }
el13tjoc 0:39399720eaeb 316
el13tjoc 0:39399720eaeb 317 void displayBool(bool toggle) {
el13tjoc 0:39399720eaeb 318 char buffer[14];
el13tjoc 0:39399720eaeb 319 maxValLen = 1;
el13tjoc 0:39399720eaeb 320 ///Print "On" if the boolean value is 1 and "Off" if the boolean value is 0
el13tjoc 0:39399720eaeb 321 valLen = sprintf(buffer,"%s", toggle ? "On" : "Off");
el13tjoc 0:39399720eaeb 322 lcd.printString(buffer,7,2);
el13tjoc 0:39399720eaeb 323 }
el13tjoc 0:39399720eaeb 324
el13tjoc 0:39399720eaeb 325 void displayMeasured() {
el13tjoc 0:39399720eaeb 326 char buffer[14];
el13tjoc 0:39399720eaeb 327 ///Print the distance measured by the SRF08
el13tjoc 0:39399720eaeb 328 sprintf(buffer,"D: %d",measuredDistance);
el13tjoc 0:39399720eaeb 329 lcd.printString(buffer,7,1);
el13tjoc 0:39399720eaeb 330 ///If the MIDI output is on, print the MIDI output value, else print "OFF"
el13tjoc 0:39399720eaeb 331 if(numberValues[MIDIOutputOn] == 1) {
el13tjoc 0:39399720eaeb 332 sprintf(buffer,"MO: %d",(int)(distanceFraction*127));
el13tjoc 0:39399720eaeb 333 } else {
el13tjoc 0:39399720eaeb 334 sprintf(buffer,"MO: OFF");
el13tjoc 0:39399720eaeb 335 }
el13tjoc 0:39399720eaeb 336 lcd.printString(buffer,7,2);
el13tjoc 0:39399720eaeb 337 ///Print the input MIDI value
el13tjoc 0:39399720eaeb 338 sprintf(buffer,"MI: %d",receivedMIDIValue);
el13tjoc 0:39399720eaeb 339 lcd.printString(buffer,7,3);
el13tjoc 0:39399720eaeb 340 if(numberValues[resistanceSourceIndex] == sensorSource) {
el13tjoc 0:39399720eaeb 341 ///If the resistance source is the SRF08, print the resistance based on that distance
el13tjoc 0:39399720eaeb 342 sprintf(buffer,"R: %d",(int)(numberValues[minResistance]+distanceFraction*(numberValues[maxResistance]-numberValues[minResistance])));
el13tjoc 0:39399720eaeb 343 } else if(numberValues[resistanceSourceIndex] == MIDISource) {
el13tjoc 0:39399720eaeb 344 ///If the resistance source is the the MIDI input, print the resistance based on the MIDI value
el13tjoc 0:39399720eaeb 345 sprintf(buffer,"R: %d",(int)(numberValues[minResistance]+(receivedMIDIValue/127.0)*(numberValues[maxResistance]-numberValues[minResistance])));
el13tjoc 0:39399720eaeb 346 } else {
el13tjoc 0:39399720eaeb 347 ///If the resistance source is set to OFF, print "OFF"
el13tjoc 0:39399720eaeb 348 sprintf(buffer,"R: OFF");
el13tjoc 0:39399720eaeb 349 }
el13tjoc 0:39399720eaeb 350 lcd.printString(buffer,7,4);
el13tjoc 0:39399720eaeb 351 }
el13tjoc 0:39399720eaeb 352
el13tjoc 0:39399720eaeb 353 void rangingStart() {
el13tjoc 0:39399720eaeb 354 ///detach the getRangeTimeout
el13tjoc 0:39399720eaeb 355 getRangeTimeout.detach();
el13tjoc 0:39399720eaeb 356 ///start the SRF08 ranging
el13tjoc 0:39399720eaeb 357 SRF08.startRanging(CM);
el13tjoc 0:39399720eaeb 358 ///reattach the getRangeTimeout
el13tjoc 0:39399720eaeb 359 getRangeTimeout.attach(&getRangeFlag,0.07);
el13tjoc 0:39399720eaeb 360 }
el13tjoc 0:39399720eaeb 361
el13tjoc 0:39399720eaeb 362 void rangeGet() {
el13tjoc 0:39399720eaeb 363 ///Get the measured distance from the SRF08
el13tjoc 0:39399720eaeb 364 measuredDistance = SRF08.getRange();
el13tjoc 0:39399720eaeb 365 //Convert the measuredDistance to a float between 0 and 1
el13tjoc 0:39399720eaeb 366 distanceFraction = (measuredDistance * 10 - numberValues[minDistance]) / (float)(numberValues[maxDistance]-numberValues[minDistance]);
el13tjoc 0:39399720eaeb 367 ///If the distanceFraction is > 1 or < 0, limit it to 1 or 0
el13tjoc 0:39399720eaeb 368 if(distanceFraction > 1) distanceFraction = 1;
el13tjoc 0:39399720eaeb 369 if(distanceFraction < 0) distanceFraction = 0;
el13tjoc 0:39399720eaeb 370 ///smooth() the distance fraction
el13tjoc 0:39399720eaeb 371 distanceFraction = smooth(distanceFraction);
el13tjoc 0:39399720eaeb 372 measuredDistanceFlag = 1;
el13tjoc 0:39399720eaeb 373 }
el13tjoc 0:39399720eaeb 374
el13tjoc 0:39399720eaeb 375 void receivedMIDI(MIDIMessage msg) {
el13tjoc 0:39399720eaeb 376 if(msg.type() == MIDIMessage::ControlChangeType && msg.controller() == numberValues[MIDIInputController] && msg.channel() == numberValues[MIDIInputChannel]) {
el13tjoc 0:39399720eaeb 377 ///If the MIDI message is the right controller change on the right channel, save the value
el13tjoc 0:39399720eaeb 378 receivedMIDIValue = msg.value();
el13tjoc 0:39399720eaeb 379 receivedMIDIFlag = 1;
el13tjoc 0:39399720eaeb 380 }
el13tjoc 0:39399720eaeb 381 }
el13tjoc 0:39399720eaeb 382
el13tjoc 0:39399720eaeb 383
el13tjoc 0:39399720eaeb 384 float smooth(float value) {
el13tjoc 0:39399720eaeb 385 ///Erase the first element in the smoothing vector
el13tjoc 0:39399720eaeb 386 smoothingValues.erase(smoothingValues.begin());
el13tjoc 0:39399720eaeb 387 ///Add the value to the end of the smoothing vector
el13tjoc 0:39399720eaeb 388 smoothingValues.push_back(value);
el13tjoc 0:39399720eaeb 389 ///Sum the values in the smoothing vector
el13tjoc 0:39399720eaeb 390 float sum = 0;
el13tjoc 0:39399720eaeb 391 for(int i = 0; i < smoothingValues.size(); i++) {
el13tjoc 0:39399720eaeb 392 sum += smoothingValues[i];
el13tjoc 0:39399720eaeb 393 }
el13tjoc 0:39399720eaeb 394 ///Return the mean average of the smoothing vector contents
el13tjoc 0:39399720eaeb 395 return sum/(smoothingValues.size());
el13tjoc 0:39399720eaeb 396 }
el13tjoc 0:39399720eaeb 397
el13tjoc 0:39399720eaeb 398
el13tjoc 0:39399720eaeb 399
el13tjoc 0:39399720eaeb 400 void writeMCP4151(float value) {
el13tjoc 0:39399720eaeb 401 ///Scale the max and min resistances for 0 to 10000 down to 0 to 255.
el13tjoc 0:39399720eaeb 402 int scaledMax = (int)(numberValues[maxResistance]/(10000/255.0));
el13tjoc 0:39399720eaeb 403 int scaledMin = (int)(numberValues[minResistance]/(10000/255.0));
el13tjoc 0:39399720eaeb 404 ///Convert the 0 to 1 float value to a 0 to 255 int value for the MCP4151 SPI digital potentiometer
el13tjoc 0:39399720eaeb 405 int writeValue = (int)(1 + scaledMin + value * (scaledMax - scaledMin));
el13tjoc 0:39399720eaeb 406 ///Chip enable
el13tjoc 0:39399720eaeb 407 CS = 0;
el13tjoc 0:39399720eaeb 408 ///Write the new value
el13tjoc 0:39399720eaeb 409 MCP4151.write(writeValue);
el13tjoc 0:39399720eaeb 410 ///Chip disable
el13tjoc 0:39399720eaeb 411 CS = 1;
el13tjoc 0:39399720eaeb 412 }
el13tjoc 0:39399720eaeb 413
el13tjoc 0:39399720eaeb 414 void writeMIDI(float value) {
el13tjoc 0:39399720eaeb 415 ///Convert the 0 to 1 float valye to 0 to 127 int value for the MIDI message
el13tjoc 0:39399720eaeb 416 int writeValue = (int)(value * 127);
el13tjoc 0:39399720eaeb 417 ///Write the 0 to 255 value to the MIDI output
el13tjoc 0:39399720eaeb 418 midi.write(MIDIMessage::ControlChange(numberValues[MIDIOutputController],writeValue,numberValues[MIDIOutputChannel]));
el13tjoc 0:39399720eaeb 419 }
el13tjoc 0:39399720eaeb 420
el13tjoc 0:39399720eaeb 421 void drawBMP() {
el13tjoc 0:39399720eaeb 422 ///Iterate through each pixel in the image buffer
el13tjoc 0:39399720eaeb 423 for (int i = 0; i < 84*48 ; i++) {
el13tjoc 0:39399720eaeb 424 if (imgbuffer[i*3] == 0) {
el13tjoc 0:39399720eaeb 425 ///If the pixel is not white, write it to the screen
el13tjoc 0:39399720eaeb 426 lcd.setPixel(i%84,47-(int)(i/84));
el13tjoc 0:39399720eaeb 427 }
el13tjoc 0:39399720eaeb 428 }
el13tjoc 0:39399720eaeb 429 lcd.refresh();
el13tjoc 0:39399720eaeb 430 }
el13tjoc 0:39399720eaeb 431
el13tjoc 0:39399720eaeb 432 void readNumberValuesFromFile() {
el13tjoc 0:39399720eaeb 433 ///Open the VALS.csv file
el13tjoc 0:39399720eaeb 434 ifstream csvValuesRead("/local/VALS.csv");
el13tjoc 0:39399720eaeb 435 for(int i = 0; i < 11; i++) {
el13tjoc 0:39399720eaeb 436 ///Copy each line of the csv file to a each element in the numberValues array
el13tjoc 0:39399720eaeb 437 string line;
el13tjoc 0:39399720eaeb 438 getline(csvValuesRead, line);
el13tjoc 0:39399720eaeb 439 stringstream convertor(line);
el13tjoc 0:39399720eaeb 440 convertor >> numberValues[i];
el13tjoc 0:39399720eaeb 441 }
el13tjoc 0:39399720eaeb 442 ///Close the VALS.csv file
el13tjoc 0:39399720eaeb 443 csvValuesRead.close();
el13tjoc 0:39399720eaeb 444 }
el13tjoc 0:39399720eaeb 445
el13tjoc 0:39399720eaeb 446 void writeNumberValuesToFile() {
el13tjoc 0:39399720eaeb 447 ///Open the VALS.csv file
el13tjoc 0:39399720eaeb 448 FILE *csvValuesWrite = fopen("/local/VALS.csv","w");
el13tjoc 0:39399720eaeb 449 for(int i = 0; i < 11; i++) {
el13tjoc 0:39399720eaeb 450 ///Write each element in the numberValues array to each line in the csv file
el13tjoc 0:39399720eaeb 451 fprintf(csvValuesWrite,"%d\n",numberValues[i]);
el13tjoc 0:39399720eaeb 452 }
el13tjoc 0:39399720eaeb 453 ///Close the VALS.csv file
el13tjoc 0:39399720eaeb 454 fclose(csvValuesWrite);
el13tjoc 0:39399720eaeb 455 }
el13tjoc 0:39399720eaeb 456
el13tjoc 0:39399720eaeb 457 void checkValidity() {
el13tjoc 0:39399720eaeb 458 if(numberValues[menu[state].associatedValueIndex] > maxNumberValues[menu[state].associatedMaxValueIndex]) {
el13tjoc 0:39399720eaeb 459 ///If the associated value is greater than the associated max value after being altered, revert back to the original
el13tjoc 0:39399720eaeb 460 numberValues[menu[state].associatedValueIndex] = oldValue;
el13tjoc 0:39399720eaeb 461 }
el13tjoc 0:39399720eaeb 462 if(numberValues[minResistance] >= numberValues[maxResistance]) {
el13tjoc 0:39399720eaeb 463 if(menu[state].associatedValueIndex == minResistance) {
el13tjoc 0:39399720eaeb 464 ///If the min resistance is greater than the max resistance make it 1 less than the maximum
el13tjoc 0:39399720eaeb 465 numberValues[minResistance] = numberValues[maxResistance] - 1;
el13tjoc 0:39399720eaeb 466 } else {
el13tjoc 0:39399720eaeb 467 ///If the max resistance is less than the max resistance make it 1 more than the minimum
el13tjoc 0:39399720eaeb 468 numberValues[maxResistance] = numberValues[minResistance] + 1;
el13tjoc 0:39399720eaeb 469 }
el13tjoc 0:39399720eaeb 470 }
el13tjoc 0:39399720eaeb 471 if(numberValues[minDistance] >= numberValues[maxDistance]) {
el13tjoc 0:39399720eaeb 472 if(menu[state].associatedValueIndex == minDistance) {
el13tjoc 0:39399720eaeb 473 ///If the min distance is greater than the max distance make it 1 less than the maximum
el13tjoc 0:39399720eaeb 474 numberValues[minDistance] = numberValues[maxDistance] - 1;
el13tjoc 0:39399720eaeb 475 } else {
el13tjoc 0:39399720eaeb 476 ///If the max distance is less than the max distance make it 1 more than the minimum
el13tjoc 0:39399720eaeb 477 numberValues[maxDistance] = numberValues[minDistance] + 1;
el13tjoc 0:39399720eaeb 478 }
el13tjoc 0:39399720eaeb 479 }
el13tjoc 0:39399720eaeb 480 }
el13tjoc 0:39399720eaeb 481
el13tjoc 0:39399720eaeb 482 void immediateUpdates() {
el13tjoc 0:39399720eaeb 483 if(menu[state].associatedValueIndex == maxDistance) {
el13tjoc 0:39399720eaeb 484 ///If the associated value is the max distance, set the range of the SRF08
el13tjoc 0:39399720eaeb 485 SRF08.setRangeRegister((int)((numberValues[maxDistance]-43.0)/43.0));
el13tjoc 0:39399720eaeb 486 }
el13tjoc 0:39399720eaeb 487 if(menu[state].associatedValueIndex == distanceSmoothing) {
el13tjoc 0:39399720eaeb 488 ///If the associated value is the distanceSmoothing value, resize the smoothingValues vector
el13tjoc 0:39399720eaeb 489 smoothingValues.resize(numberValues[distanceSmoothing]+1);
el13tjoc 0:39399720eaeb 490 }
el13tjoc 0:39399720eaeb 491 }