header file
Dependencies: N5110 PowerControl SRF02 beep mbed
ultrasonic.cpp@0:7a82ad48df33, 2015-05-05 (annotated)
- Committer:
- probrania7
- Date:
- Tue May 05 00:39:32 2015 +0000
- Revision:
- 0:7a82ad48df33
- Child:
- 1:920749af1300
rev1
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
probrania7 | 0:7a82ad48df33 | 1 | #include "mbed.h" |
probrania7 | 0:7a82ad48df33 | 2 | #include "N5110.h" |
probrania7 | 0:7a82ad48df33 | 3 | #include "beep.h" |
probrania7 | 0:7a82ad48df33 | 4 | #include "SRF02.h" |
probrania7 | 0:7a82ad48df33 | 5 | #include "timeMgr.h" |
probrania7 | 0:7a82ad48df33 | 6 | |
probrania7 | 0:7a82ad48df33 | 7 | |
probrania7 | 0:7a82ad48df33 | 8 | // VCC,SCE,RST,D/C,MOSI,SCLK,LED |
probrania7 | 0:7a82ad48df33 | 9 | N5110 lcd(p7,p8,p9,p10,p11,p13,p26); |
probrania7 | 0:7a82ad48df33 | 10 | // Can also power (VCC) directly from VOUT (3.3 V) - |
probrania7 | 0:7a82ad48df33 | 11 | // Can give better performance due to current limitation from GPIO pin |
probrania7 | 0:7a82ad48df33 | 12 | |
probrania7 | 0:7a82ad48df33 | 13 | // SDA, SCL |
probrania7 | 0:7a82ad48df33 | 14 | SRF02 sensor(p28,p27); |
probrania7 | 0:7a82ad48df33 | 15 | |
probrania7 | 0:7a82ad48df33 | 16 | Beep beep1(p21); |
probrania7 | 0:7a82ad48df33 | 17 | AnalogIn potIn (p20); |
probrania7 | 0:7a82ad48df33 | 18 | |
probrania7 | 0:7a82ad48df33 | 19 | DigitalOut Led1 (p24); |
probrania7 | 0:7a82ad48df33 | 20 | DigitalOut Led2 (p14); |
probrania7 | 0:7a82ad48df33 | 21 | DigitalOut Led3 (p25); |
probrania7 | 0:7a82ad48df33 | 22 | DigitalOut Led4 (p23); |
probrania7 | 0:7a82ad48df33 | 23 | //========================= |
probrania7 | 0:7a82ad48df33 | 24 | InterruptIn button1 (p17); |
probrania7 | 0:7a82ad48df33 | 25 | InterruptIn button2 (p29); |
probrania7 | 0:7a82ad48df33 | 26 | InterruptIn button3 (p30); |
probrania7 | 0:7a82ad48df33 | 27 | |
probrania7 | 0:7a82ad48df33 | 28 | |
probrania7 | 0:7a82ad48df33 | 29 | //=============================== |
probrania7 | 0:7a82ad48df33 | 30 | int button1Flag = 0; |
probrania7 | 0:7a82ad48df33 | 31 | int button2Flag = 0; |
probrania7 | 0:7a82ad48df33 | 32 | int button3Flag = 0; |
probrania7 | 0:7a82ad48df33 | 33 | int msgFlag = 1; |
probrania7 | 0:7a82ad48df33 | 34 | |
probrania7 | 0:7a82ad48df33 | 35 | //function declarations |
probrania7 | 0:7a82ad48df33 | 36 | //========================= |
probrania7 | 0:7a82ad48df33 | 37 | void introMessage(); |
probrania7 | 0:7a82ad48df33 | 38 | void endMessage(); |
probrania7 | 0:7a82ad48df33 | 39 | void errorHandler(); |
probrania7 | 0:7a82ad48df33 | 40 | void menu(); |
probrania7 | 0:7a82ad48df33 | 41 | void demo(); |
probrania7 | 0:7a82ad48df33 | 42 | void cursorSelect(int, int, int, int); |
probrania7 | 0:7a82ad48df33 | 43 | void cursorMove(int); |
probrania7 | 0:7a82ad48df33 | 44 | void beeper(float, float); |
probrania7 | 0:7a82ad48df33 | 45 | void introMessageTimer(); |
probrania7 | 0:7a82ad48df33 | 46 | void menuLevel(float); |
probrania7 | 0:7a82ad48df33 | 47 | void startMessage(); |
probrania7 | 0:7a82ad48df33 | 48 | void displayClock(); |
probrania7 | 0:7a82ad48df33 | 49 | //==================================== |
probrania7 | 0:7a82ad48df33 | 50 | void distMeasure(); |
probrania7 | 0:7a82ad48df33 | 51 | void saveData(); |
probrania7 | 0:7a82ad48df33 | 52 | void adjustBrightness(float); |
probrania7 | 0:7a82ad48df33 | 53 | void systemTest(); |
probrania7 | 0:7a82ad48df33 | 54 | //------------------------ |
probrania7 | 0:7a82ad48df33 | 55 | void button1Pressed(); |
probrania7 | 0:7a82ad48df33 | 56 | void button2Pressed(); |
probrania7 | 0:7a82ad48df33 | 57 | void button3Pressed(); |
probrania7 | 0:7a82ad48df33 | 58 | //Global variables initialisation |
probrania7 | 0:7a82ad48df33 | 59 | //================================= |
probrania7 | 0:7a82ad48df33 | 60 | //Timer introTimer; |
probrania7 | 0:7a82ad48df33 | 61 | |
probrania7 | 0:7a82ad48df33 | 62 | int menuLevelFlag = 0; |
probrania7 | 0:7a82ad48df33 | 63 | int brightFlag = 0; |
probrania7 | 0:7a82ad48df33 | 64 | int distFlag = 0; |
probrania7 | 0:7a82ad48df33 | 65 | int clockFlag = 0; |
probrania7 | 0:7a82ad48df33 | 66 | //------------------------------ |
probrania7 | 0:7a82ad48df33 | 67 | |
probrania7 | 0:7a82ad48df33 | 68 | |
probrania7 | 0:7a82ad48df33 | 69 | int main() |
probrania7 | 0:7a82ad48df33 | 70 | { |
probrania7 | 0:7a82ad48df33 | 71 | // first need to initialise display |
probrania7 | 0:7a82ad48df33 | 72 | lcd.init(); |
probrania7 | 0:7a82ad48df33 | 73 | |
probrania7 | 0:7a82ad48df33 | 74 | // button2.rise(&button2Pressed); |
probrania7 | 0:7a82ad48df33 | 75 | |
probrania7 | 0:7a82ad48df33 | 76 | beeper(1000, 0.5); |
probrania7 | 0:7a82ad48df33 | 77 | |
probrania7 | 0:7a82ad48df33 | 78 | serial.attach(&serialISR); // attach serial ISR |
probrania7 | 0:7a82ad48df33 | 79 | |
probrania7 | 0:7a82ad48df33 | 80 | set_time(1424535031); // initialise time to 1st January 1970 |
probrania7 | 0:7a82ad48df33 | 81 | |
probrania7 | 0:7a82ad48df33 | 82 | |
probrania7 | 0:7a82ad48df33 | 83 | introMessage(); |
probrania7 | 0:7a82ad48df33 | 84 | |
probrania7 | 0:7a82ad48df33 | 85 | button1.rise(&button1Pressed); |
probrania7 | 0:7a82ad48df33 | 86 | button3.rise(&button3Pressed); |
probrania7 | 0:7a82ad48df33 | 87 | //----------------------------------------------------- |
probrania7 | 0:7a82ad48df33 | 88 | |
probrania7 | 0:7a82ad48df33 | 89 | //----------------------------------------------------- |
probrania7 | 0:7a82ad48df33 | 90 | |
probrania7 | 0:7a82ad48df33 | 91 | while(1) |
probrania7 | 0:7a82ad48df33 | 92 | { |
probrania7 | 0:7a82ad48df33 | 93 | if (msgFlag) |
probrania7 | 0:7a82ad48df33 | 94 | { |
probrania7 | 0:7a82ad48df33 | 95 | startMessage(); |
probrania7 | 0:7a82ad48df33 | 96 | } |
probrania7 | 0:7a82ad48df33 | 97 | |
probrania7 | 0:7a82ad48df33 | 98 | if (button1Flag) |
probrania7 | 0:7a82ad48df33 | 99 | { |
probrania7 | 0:7a82ad48df33 | 100 | msgFlag=0; |
probrania7 | 0:7a82ad48df33 | 101 | menu(); |
probrania7 | 0:7a82ad48df33 | 102 | menuLevelFlag = 1; |
probrania7 | 0:7a82ad48df33 | 103 | } |
probrania7 | 0:7a82ad48df33 | 104 | |
probrania7 | 0:7a82ad48df33 | 105 | if (menuLevelFlag) |
probrania7 | 0:7a82ad48df33 | 106 | { |
probrania7 | 0:7a82ad48df33 | 107 | button1Flag =0; |
probrania7 | 0:7a82ad48df33 | 108 | menuLevel(potIn); |
probrania7 | 0:7a82ad48df33 | 109 | } |
probrania7 | 0:7a82ad48df33 | 110 | |
probrania7 | 0:7a82ad48df33 | 111 | if (distFlag) |
probrania7 | 0:7a82ad48df33 | 112 | { |
probrania7 | 0:7a82ad48df33 | 113 | menuLevelFlag = 0; |
probrania7 | 0:7a82ad48df33 | 114 | distMeasure(); |
probrania7 | 0:7a82ad48df33 | 115 | if(button1) |
probrania7 | 0:7a82ad48df33 | 116 | { |
probrania7 | 0:7a82ad48df33 | 117 | distFlag = 0; |
probrania7 | 0:7a82ad48df33 | 118 | } |
probrania7 | 0:7a82ad48df33 | 119 | |
probrania7 | 0:7a82ad48df33 | 120 | } |
probrania7 | 0:7a82ad48df33 | 121 | |
probrania7 | 0:7a82ad48df33 | 122 | if (brightFlag) |
probrania7 | 0:7a82ad48df33 | 123 | { |
probrania7 | 0:7a82ad48df33 | 124 | menuLevelFlag = 0; |
probrania7 | 0:7a82ad48df33 | 125 | adjustBrightness(potIn); |
probrania7 | 0:7a82ad48df33 | 126 | if (button1) |
probrania7 | 0:7a82ad48df33 | 127 | { |
probrania7 | 0:7a82ad48df33 | 128 | brightFlag = 0; |
probrania7 | 0:7a82ad48df33 | 129 | } |
probrania7 | 0:7a82ad48df33 | 130 | } |
probrania7 | 0:7a82ad48df33 | 131 | if (clockFlag) |
probrania7 | 0:7a82ad48df33 | 132 | { |
probrania7 | 0:7a82ad48df33 | 133 | menuLevelFlag = 0; |
probrania7 | 0:7a82ad48df33 | 134 | displayClock(); |
probrania7 | 0:7a82ad48df33 | 135 | if (button1) |
probrania7 | 0:7a82ad48df33 | 136 | { |
probrania7 | 0:7a82ad48df33 | 137 | clockFlag = 0; |
probrania7 | 0:7a82ad48df33 | 138 | } |
probrania7 | 0:7a82ad48df33 | 139 | } |
probrania7 | 0:7a82ad48df33 | 140 | } |
probrania7 | 0:7a82ad48df33 | 141 | } |
probrania7 | 0:7a82ad48df33 | 142 | |
probrania7 | 0:7a82ad48df33 | 143 | void introMessage() |
probrania7 | 0:7a82ad48df33 | 144 | { |
probrania7 | 0:7a82ad48df33 | 145 | //introducto text a |
probrania7 | 0:7a82ad48df33 | 146 | lcd.drawLine(4, 0, 79, 0, 1); |
probrania7 | 0:7a82ad48df33 | 147 | lcd.printString("Ultrasonic",13,1); |
probrania7 | 0:7a82ad48df33 | 148 | lcd.printString("Distance",18,2); |
probrania7 | 0:7a82ad48df33 | 149 | lcd.printString("Sensor",23,3); |
probrania7 | 0:7a82ad48df33 | 150 | lcd.drawLine(4, 45, 79, 45, 1); |
probrania7 | 0:7a82ad48df33 | 151 | |
probrania7 | 0:7a82ad48df33 | 152 | wait(1.3); |
probrania7 | 0:7a82ad48df33 | 153 | lcd.clear(); |
probrania7 | 0:7a82ad48df33 | 154 | |
probrania7 | 0:7a82ad48df33 | 155 | //introductory text b |
probrania7 | 0:7a82ad48df33 | 156 | lcd.drawLine(4, 0, 79, 0, 1); |
probrania7 | 0:7a82ad48df33 | 157 | lcd.printString("University",13,1); |
probrania7 | 0:7a82ad48df33 | 158 | lcd.printString("Of",35,2); |
probrania7 | 0:7a82ad48df33 | 159 | lcd.printString("Leeds",26,3); |
probrania7 | 0:7a82ad48df33 | 160 | lcd.drawLine(4, 45, 79, 45, 1); |
probrania7 | 0:7a82ad48df33 | 161 | |
probrania7 | 0:7a82ad48df33 | 162 | wait(1.3); |
probrania7 | 0:7a82ad48df33 | 163 | lcd.clear(); |
probrania7 | 0:7a82ad48df33 | 164 | |
probrania7 | 0:7a82ad48df33 | 165 | //introductory text c |
probrania7 | 0:7a82ad48df33 | 166 | lcd.drawLine(4, 0, 79, 0, 1); |
probrania7 | 0:7a82ad48df33 | 167 | lcd.printString("Ibrahim Adam",5,1); |
probrania7 | 0:7a82ad48df33 | 168 | lcd.printString("200789110",10,2); |
probrania7 | 0:7a82ad48df33 | 169 | lcd.printString("Yr2 - 2015",8,3); |
probrania7 | 0:7a82ad48df33 | 170 | lcd.drawLine(4, 45, 79, 45, 1); |
probrania7 | 0:7a82ad48df33 | 171 | |
probrania7 | 0:7a82ad48df33 | 172 | wait(1.3); |
probrania7 | 0:7a82ad48df33 | 173 | lcd.clear(); |
probrania7 | 0:7a82ad48df33 | 174 | |
probrania7 | 0:7a82ad48df33 | 175 | //introductory text c |
probrania7 | 0:7a82ad48df33 | 176 | lcd.drawLine(4, 0, 79, 0, 1); |
probrania7 | 0:7a82ad48df33 | 177 | lcd.printString("Elec 2645",15,1); |
probrania7 | 0:7a82ad48df33 | 178 | lcd.printString("Embedded SYS",8,2); |
probrania7 | 0:7a82ad48df33 | 179 | lcd.printString("Project",21,3); |
probrania7 | 0:7a82ad48df33 | 180 | lcd.drawLine(4, 45, 79, 45, 1); |
probrania7 | 0:7a82ad48df33 | 181 | |
probrania7 | 0:7a82ad48df33 | 182 | msgFlag = 1; |
probrania7 | 0:7a82ad48df33 | 183 | |
probrania7 | 0:7a82ad48df33 | 184 | wait(1.3); |
probrania7 | 0:7a82ad48df33 | 185 | lcd.clear(); |
probrania7 | 0:7a82ad48df33 | 186 | } |
probrania7 | 0:7a82ad48df33 | 187 | |
probrania7 | 0:7a82ad48df33 | 188 | void mainMenu() |
probrania7 | 0:7a82ad48df33 | 189 | { |
probrania7 | 0:7a82ad48df33 | 190 | |
probrania7 | 0:7a82ad48df33 | 191 | } |
probrania7 | 0:7a82ad48df33 | 192 | |
probrania7 | 0:7a82ad48df33 | 193 | void endMessage() |
probrania7 | 0:7a82ad48df33 | 194 | { |
probrania7 | 0:7a82ad48df33 | 195 | //end text |
probrania7 | 0:7a82ad48df33 | 196 | lcd.drawLine(4, 0, 79, 0, 1); |
probrania7 | 0:7a82ad48df33 | 197 | lcd.printString("Thank You",12,1); |
probrania7 | 0:7a82ad48df33 | 198 | lcd.printString("Goodbye",19,2); |
probrania7 | 0:7a82ad48df33 | 199 | |
probrania7 | 0:7a82ad48df33 | 200 | lcd.drawLine(4, 45, 79, 45, 1); |
probrania7 | 0:7a82ad48df33 | 201 | |
probrania7 | 0:7a82ad48df33 | 202 | wait(1); |
probrania7 | 0:7a82ad48df33 | 203 | lcd.clear(); |
probrania7 | 0:7a82ad48df33 | 204 | } |
probrania7 | 0:7a82ad48df33 | 205 | |
probrania7 | 0:7a82ad48df33 | 206 | void errorHandler() |
probrania7 | 0:7a82ad48df33 | 207 | { |
probrania7 | 0:7a82ad48df33 | 208 | //end text |
probrania7 | 0:7a82ad48df33 | 209 | lcd.drawLine(4, 0, 79, 0, 1); |
probrania7 | 0:7a82ad48df33 | 210 | lcd.printString("Error Help",12,1); |
probrania7 | 0:7a82ad48df33 | 211 | |
probrania7 | 0:7a82ad48df33 | 212 | |
probrania7 | 0:7a82ad48df33 | 213 | wait(0.2); |
probrania7 | 0:7a82ad48df33 | 214 | lcd.clear(); |
probrania7 | 0:7a82ad48df33 | 215 | } |
probrania7 | 0:7a82ad48df33 | 216 | |
probrania7 | 0:7a82ad48df33 | 217 | void adjustBrightness(float x) |
probrania7 | 0:7a82ad48df33 | 218 | { |
probrania7 | 0:7a82ad48df33 | 219 | if ((x >= 0) && (x < 0.2)) |
probrania7 | 0:7a82ad48df33 | 220 | { |
probrania7 | 0:7a82ad48df33 | 221 | lcd.setBrightness(0); |
probrania7 | 0:7a82ad48df33 | 222 | lcd.printString("Light 0%",13,1); |
probrania7 | 0:7a82ad48df33 | 223 | } |
probrania7 | 0:7a82ad48df33 | 224 | |
probrania7 | 0:7a82ad48df33 | 225 | if ((x >= 0.2) && (x < 0.4)) |
probrania7 | 0:7a82ad48df33 | 226 | { |
probrania7 | 0:7a82ad48df33 | 227 | lcd.setBrightness(0.25); |
probrania7 | 0:7a82ad48df33 | 228 | lcd.printString("Light 25%",13,1); |
probrania7 | 0:7a82ad48df33 | 229 | } |
probrania7 | 0:7a82ad48df33 | 230 | |
probrania7 | 0:7a82ad48df33 | 231 | if ((x >= 0.4) && (x < 0.6)) |
probrania7 | 0:7a82ad48df33 | 232 | { |
probrania7 | 0:7a82ad48df33 | 233 | lcd.setBrightness(0.5); |
probrania7 | 0:7a82ad48df33 | 234 | lcd.printString("Light 50%",13,1); |
probrania7 | 0:7a82ad48df33 | 235 | } |
probrania7 | 0:7a82ad48df33 | 236 | |
probrania7 | 0:7a82ad48df33 | 237 | if ((x >= 0.6) && (x < 0.8)) |
probrania7 | 0:7a82ad48df33 | 238 | { |
probrania7 | 0:7a82ad48df33 | 239 | lcd.setBrightness(0.75); |
probrania7 | 0:7a82ad48df33 | 240 | lcd.printString("Light 75%",13,1); |
probrania7 | 0:7a82ad48df33 | 241 | |
probrania7 | 0:7a82ad48df33 | 242 | } |
probrania7 | 0:7a82ad48df33 | 243 | if (x >= 0.8) |
probrania7 | 0:7a82ad48df33 | 244 | { |
probrania7 | 0:7a82ad48df33 | 245 | lcd.setBrightness(1); |
probrania7 | 0:7a82ad48df33 | 246 | lcd.printString("Light 100%",13,1); |
probrania7 | 0:7a82ad48df33 | 247 | } |
probrania7 | 0:7a82ad48df33 | 248 | lcd.clear(); |
probrania7 | 0:7a82ad48df33 | 249 | } |
probrania7 | 0:7a82ad48df33 | 250 | |
probrania7 | 0:7a82ad48df33 | 251 | void menu() |
probrania7 | 0:7a82ad48df33 | 252 | { |
probrania7 | 0:7a82ad48df33 | 253 | lcd.clear(); |
probrania7 | 0:7a82ad48df33 | 254 | lcd.printString("-MAIN MENU-",9,0); |
probrania7 | 0:7a82ad48df33 | 255 | lcd.drawLine(4, 7, 79, 7, 1); |
probrania7 | 0:7a82ad48df33 | 256 | lcd.printString("Dist read",15,1); |
probrania7 | 0:7a82ad48df33 | 257 | lcd.printString("Save data",15,2); |
probrania7 | 0:7a82ad48df33 | 258 | lcd.printString("brightness",15,3); |
probrania7 | 0:7a82ad48df33 | 259 | lcd.printString("SYS test",15,4); |
probrania7 | 0:7a82ad48df33 | 260 | } |
probrania7 | 0:7a82ad48df33 | 261 | |
probrania7 | 0:7a82ad48df33 | 262 | void cursorSelect(int xDimm, int xLimm, int yDimm, int yLimm) |
probrania7 | 0:7a82ad48df33 | 263 | { |
probrania7 | 0:7a82ad48df33 | 264 | int i,j; |
probrania7 | 0:7a82ad48df33 | 265 | |
probrania7 | 0:7a82ad48df33 | 266 | //clear selecton column |
probrania7 | 0:7a82ad48df33 | 267 | for (i = 1; i < 6; i++) |
probrania7 | 0:7a82ad48df33 | 268 | { |
probrania7 | 0:7a82ad48df33 | 269 | for(j = 1; j < 46; j++) |
probrania7 | 0:7a82ad48df33 | 270 | { |
probrania7 | 0:7a82ad48df33 | 271 | lcd.clearPixel(i,j); |
probrania7 | 0:7a82ad48df33 | 272 | } |
probrania7 | 0:7a82ad48df33 | 273 | } |
probrania7 | 0:7a82ad48df33 | 274 | |
probrania7 | 0:7a82ad48df33 | 275 | //particular selection |
probrania7 | 0:7a82ad48df33 | 276 | for (i = xDimm; i < xLimm; i++) |
probrania7 | 0:7a82ad48df33 | 277 | { |
probrania7 | 0:7a82ad48df33 | 278 | for(j = yDimm; j < yLimm; j++) |
probrania7 | 0:7a82ad48df33 | 279 | { |
probrania7 | 0:7a82ad48df33 | 280 | lcd.setPixel(i,j); |
probrania7 | 0:7a82ad48df33 | 281 | } |
probrania7 | 0:7a82ad48df33 | 282 | } |
probrania7 | 0:7a82ad48df33 | 283 | lcd.refresh(); |
probrania7 | 0:7a82ad48df33 | 284 | } |
probrania7 | 0:7a82ad48df33 | 285 | |
probrania7 | 0:7a82ad48df33 | 286 | void demo() |
probrania7 | 0:7a82ad48df33 | 287 | { |
probrania7 | 0:7a82ad48df33 | 288 | // these are default settings so not strictly needed |
probrania7 | 0:7a82ad48df33 | 289 | lcd.normalMode(); // normal colour mode |
probrania7 | 0:7a82ad48df33 | 290 | lcd.setBrightness(0.5); // put LED backlight on 50% |
probrania7 | 0:7a82ad48df33 | 291 | |
probrania7 | 0:7a82ad48df33 | 292 | // can directly print strings at specified co-ordinates |
probrania7 | 0:7a82ad48df33 | 293 | lcd.printString("Hello, World!",0,0); |
probrania7 | 0:7a82ad48df33 | 294 | |
probrania7 | 0:7a82ad48df33 | 295 | char buffer[14]; // each character is 6 pixels wide, screen is 84 pixels (84/6 = 14) |
probrania7 | 0:7a82ad48df33 | 296 | // so can display a string of a maximum 14 characters in length |
probrania7 | 0:7a82ad48df33 | 297 | // or create formatted strings - ensure they aren't more than 14 characters long |
probrania7 | 0:7a82ad48df33 | 298 | int temperature = 27; |
probrania7 | 0:7a82ad48df33 | 299 | int length = sprintf(buffer,"T = %2d C",temperature); // print formatted data to buffer |
probrania7 | 0:7a82ad48df33 | 300 | // it is important the format specifier ensures the length will fit in the buffer |
probrania7 | 0:7a82ad48df33 | 301 | if (length <= 14) // if string will fit on display |
probrania7 | 0:7a82ad48df33 | 302 | lcd.printString(buffer,0,1); // display on screen |
probrania7 | 0:7a82ad48df33 | 303 | |
probrania7 | 0:7a82ad48df33 | 304 | float pressure = 1012.3; // same idea with floats |
probrania7 | 0:7a82ad48df33 | 305 | length = sprintf(buffer,"P = %.2f mb",pressure); |
probrania7 | 0:7a82ad48df33 | 306 | if (length <= 14) |
probrania7 | 0:7a82ad48df33 | 307 | lcd.printString(buffer,0,2); |
probrania7 | 0:7a82ad48df33 | 308 | |
probrania7 | 0:7a82ad48df33 | 309 | // can also print individual characters at specified place |
probrania7 | 0:7a82ad48df33 | 310 | lcd.printChar('X',5,3); |
probrania7 | 0:7a82ad48df33 | 311 | |
probrania7 | 0:7a82ad48df33 | 312 | // draw a line across the display at y = 40 pixels (origin top-left) |
probrania7 | 0:7a82ad48df33 | 313 | for (int i = 0; i < WIDTH; i++) |
probrania7 | 0:7a82ad48df33 | 314 | { |
probrania7 | 0:7a82ad48df33 | 315 | lcd.setPixel(i,40); |
probrania7 | 0:7a82ad48df33 | 316 | } |
probrania7 | 0:7a82ad48df33 | 317 | // need to refresh display after setting pixels |
probrania7 | 0:7a82ad48df33 | 318 | lcd.refresh(); |
probrania7 | 0:7a82ad48df33 | 319 | |
probrania7 | 0:7a82ad48df33 | 320 | // can also check status of pixels using getPixel(x,y) |
probrania7 | 0:7a82ad48df33 | 321 | |
probrania7 | 0:7a82ad48df33 | 322 | wait(5.0); |
probrania7 | 0:7a82ad48df33 | 323 | lcd.clear(); // clear display |
probrania7 | 0:7a82ad48df33 | 324 | lcd.inverseMode(); // invert colours |
probrania7 | 0:7a82ad48df33 | 325 | lcd.setBrightness(1.0); // put LED backlight on full |
probrania7 | 0:7a82ad48df33 | 326 | |
probrania7 | 0:7a82ad48df33 | 327 | float array[84]; |
probrania7 | 0:7a82ad48df33 | 328 | |
probrania7 | 0:7a82ad48df33 | 329 | for (int i = 0; i < 84; i++) |
probrania7 | 0:7a82ad48df33 | 330 | { |
probrania7 | 0:7a82ad48df33 | 331 | array[i] = 0.5 + 0.5*sin(i*2*3.14/84); |
probrania7 | 0:7a82ad48df33 | 332 | } |
probrania7 | 0:7a82ad48df33 | 333 | |
probrania7 | 0:7a82ad48df33 | 334 | // can also plot graphs - 84 elements only |
probrania7 | 0:7a82ad48df33 | 335 | // values must be in range 0.0 - 1.0 |
probrania7 | 0:7a82ad48df33 | 336 | lcd.plotArray(array); |
probrania7 | 0:7a82ad48df33 | 337 | wait(5.0); |
probrania7 | 0:7a82ad48df33 | 338 | lcd.clear(); |
probrania7 | 0:7a82ad48df33 | 339 | lcd.normalMode(); // normal colour mode back |
probrania7 | 0:7a82ad48df33 | 340 | lcd.setBrightness(0.5); // put LED backlight on 50% |
probrania7 | 0:7a82ad48df33 | 341 | |
probrania7 | 0:7a82ad48df33 | 342 | // example of drawing lines |
probrania7 | 0:7a82ad48df33 | 343 | for (int x = 0; x < WIDTH ; x+=10) |
probrania7 | 0:7a82ad48df33 | 344 | { |
probrania7 | 0:7a82ad48df33 | 345 | // x0,y0,x1,y1,type 0-white,1-black,2-dotted |
probrania7 | 0:7a82ad48df33 | 346 | lcd.drawLine(0,0,x,HEIGHT,2); |
probrania7 | 0:7a82ad48df33 | 347 | } |
probrania7 | 0:7a82ad48df33 | 348 | |
probrania7 | 0:7a82ad48df33 | 349 | wait(5.0); |
probrania7 | 0:7a82ad48df33 | 350 | lcd.clear(); |
probrania7 | 0:7a82ad48df33 | 351 | |
probrania7 | 0:7a82ad48df33 | 352 | // example of how to draw circles |
probrania7 | 0:7a82ad48df33 | 353 | lcd.drawCircle(WIDTH/2,HEIGHT/2,20,1); // x,y,radius,black fill |
probrania7 | 0:7a82ad48df33 | 354 | lcd.drawCircle(WIDTH/2,HEIGHT/2,10,2); // x,y,radius,white fill |
probrania7 | 0:7a82ad48df33 | 355 | lcd.drawCircle(WIDTH/2,HEIGHT/2,30,0); // x,y,radius,transparent with outline |
probrania7 | 0:7a82ad48df33 | 356 | |
probrania7 | 0:7a82ad48df33 | 357 | wait(5.0); |
probrania7 | 0:7a82ad48df33 | 358 | lcd.clear(); |
probrania7 | 0:7a82ad48df33 | 359 | |
probrania7 | 0:7a82ad48df33 | 360 | // example of how to draw rectangles |
probrania7 | 0:7a82ad48df33 | 361 | // origin x,y,width,height,type |
probrania7 | 0:7a82ad48df33 | 362 | lcd.drawRect(10,10,50,30,1); // filled black rectangle |
probrania7 | 0:7a82ad48df33 | 363 | lcd.drawRect(15,15,20,10,2); // filled white rectange (no outline) |
probrania7 | 0:7a82ad48df33 | 364 | lcd.drawRect(2,2,70,40,0); // transparent, just outline |
probrania7 | 0:7a82ad48df33 | 365 | |
probrania7 | 0:7a82ad48df33 | 366 | wait(5.0); |
probrania7 | 0:7a82ad48df33 | 367 | lcd.clear(); |
probrania7 | 0:7a82ad48df33 | 368 | } |
probrania7 | 0:7a82ad48df33 | 369 | |
probrania7 | 0:7a82ad48df33 | 370 | //Interrupt service routines |
probrania7 | 0:7a82ad48df33 | 371 | //=========================== |
probrania7 | 0:7a82ad48df33 | 372 | void button1Pressed() |
probrania7 | 0:7a82ad48df33 | 373 | { |
probrania7 | 0:7a82ad48df33 | 374 | button1Flag = 1; |
probrania7 | 0:7a82ad48df33 | 375 | } |
probrania7 | 0:7a82ad48df33 | 376 | void button2Pressed() |
probrania7 | 0:7a82ad48df33 | 377 | { |
probrania7 | 0:7a82ad48df33 | 378 | button2Flag = 1; |
probrania7 | 0:7a82ad48df33 | 379 | } |
probrania7 | 0:7a82ad48df33 | 380 | void button3Pressed() |
probrania7 | 0:7a82ad48df33 | 381 | { |
probrania7 | 0:7a82ad48df33 | 382 | button3Flag = 1; |
probrania7 | 0:7a82ad48df33 | 383 | } |
probrania7 | 0:7a82ad48df33 | 384 | |
probrania7 | 0:7a82ad48df33 | 385 | //beep sound based on beeper frequency and beeper time |
probrania7 | 0:7a82ad48df33 | 386 | //entered respectively |
probrania7 | 0:7a82ad48df33 | 387 | void beeper(float beeperFreq, float beeperTime) |
probrania7 | 0:7a82ad48df33 | 388 | { |
probrania7 | 0:7a82ad48df33 | 389 | beep1.beep(beeperFreq,beeperTime); |
probrania7 | 0:7a82ad48df33 | 390 | } |
probrania7 | 0:7a82ad48df33 | 391 | |
probrania7 | 0:7a82ad48df33 | 392 | void menuLevel(float lvl) |
probrania7 | 0:7a82ad48df33 | 393 | { |
probrania7 | 0:7a82ad48df33 | 394 | if ((lvl >= 0) && (lvl < 0.25)) |
probrania7 | 0:7a82ad48df33 | 395 | { |
probrania7 | 0:7a82ad48df33 | 396 | cursorSelect(1, 6, 9, 14); |
probrania7 | 0:7a82ad48df33 | 397 | if (button2) |
probrania7 | 0:7a82ad48df33 | 398 | { |
probrania7 | 0:7a82ad48df33 | 399 | distFlag = 1; |
probrania7 | 0:7a82ad48df33 | 400 | brightFlag = 0; |
probrania7 | 0:7a82ad48df33 | 401 | clockFlag = 0; |
probrania7 | 0:7a82ad48df33 | 402 | } |
probrania7 | 0:7a82ad48df33 | 403 | |
probrania7 | 0:7a82ad48df33 | 404 | } |
probrania7 | 0:7a82ad48df33 | 405 | if ((lvl >= 0.25) && (lvl < 0.5)) |
probrania7 | 0:7a82ad48df33 | 406 | { |
probrania7 | 0:7a82ad48df33 | 407 | cursorSelect(1, 6, 17, 22); |
probrania7 | 0:7a82ad48df33 | 408 | } |
probrania7 | 0:7a82ad48df33 | 409 | if ((lvl >= 0.5) && (lvl < 0.75)) |
probrania7 | 0:7a82ad48df33 | 410 | { |
probrania7 | 0:7a82ad48df33 | 411 | cursorSelect(1, 6, 25, 30); |
probrania7 | 0:7a82ad48df33 | 412 | if (button2) |
probrania7 | 0:7a82ad48df33 | 413 | { |
probrania7 | 0:7a82ad48df33 | 414 | brightFlag = 1; |
probrania7 | 0:7a82ad48df33 | 415 | distFlag =0; |
probrania7 | 0:7a82ad48df33 | 416 | clockFlag = 0; |
probrania7 | 0:7a82ad48df33 | 417 | } |
probrania7 | 0:7a82ad48df33 | 418 | |
probrania7 | 0:7a82ad48df33 | 419 | } |
probrania7 | 0:7a82ad48df33 | 420 | if ((lvl >= 0.75) && (lvl <= 1)) |
probrania7 | 0:7a82ad48df33 | 421 | { |
probrania7 | 0:7a82ad48df33 | 422 | cursorSelect(1, 6, 33, 38); |
probrania7 | 0:7a82ad48df33 | 423 | if (button2) |
probrania7 | 0:7a82ad48df33 | 424 | { |
probrania7 | 0:7a82ad48df33 | 425 | clockFlag = 1; |
probrania7 | 0:7a82ad48df33 | 426 | distFlag = 0; |
probrania7 | 0:7a82ad48df33 | 427 | brightFlag = 0; |
probrania7 | 0:7a82ad48df33 | 428 | } |
probrania7 | 0:7a82ad48df33 | 429 | } |
probrania7 | 0:7a82ad48df33 | 430 | |
probrania7 | 0:7a82ad48df33 | 431 | } |
probrania7 | 0:7a82ad48df33 | 432 | void clockA() |
probrania7 | 0:7a82ad48df33 | 433 | { |
probrania7 | 0:7a82ad48df33 | 434 | lcd.printString("Set clock",35,0); |
probrania7 | 0:7a82ad48df33 | 435 | } |
probrania7 | 0:7a82ad48df33 | 436 | void distMeasure() |
probrania7 | 0:7a82ad48df33 | 437 | { |
probrania7 | 0:7a82ad48df33 | 438 | lcd.clear(); |
probrania7 | 0:7a82ad48df33 | 439 | lcd.printString("Measure",15,0); |
probrania7 | 0:7a82ad48df33 | 440 | |
probrania7 | 0:7a82ad48df33 | 441 | // read sensor distance in cm and print over serial port |
probrania7 | 0:7a82ad48df33 | 442 | char buffer[14]; // each character is 6 pixels wide, screen is 84 pixels (84/6 = 14) |
probrania7 | 0:7a82ad48df33 | 443 | // so can display a string of a maximum 14 characters in length |
probrania7 | 0:7a82ad48df33 | 444 | // or create formatted strings - ensure they aren't more than 14 characters long |
probrania7 | 0:7a82ad48df33 | 445 | int distance = sensor.getDistanceCm(); |
probrania7 | 0:7a82ad48df33 | 446 | int length = sprintf(buffer,"Dist = %2d cm",distance); // print formatted data to buffer |
probrania7 | 0:7a82ad48df33 | 447 | // it is important the format specifier ensures the length will fit in the buffer |
probrania7 | 0:7a82ad48df33 | 448 | if (length <= 14) // if string will fit on display |
probrania7 | 0:7a82ad48df33 | 449 | { |
probrania7 | 0:7a82ad48df33 | 450 | lcd.printString(buffer,0,1); // display on screen |
probrania7 | 0:7a82ad48df33 | 451 | } |
probrania7 | 0:7a82ad48df33 | 452 | |
probrania7 | 0:7a82ad48df33 | 453 | // serial.printf("Distance = %d cm\n",distance); |
probrania7 | 0:7a82ad48df33 | 454 | serial.printf("\n\n\r %s, %0.2f C\n",buffer, length); |
probrania7 | 0:7a82ad48df33 | 455 | |
probrania7 | 0:7a82ad48df33 | 456 | } |
probrania7 | 0:7a82ad48df33 | 457 | |
probrania7 | 0:7a82ad48df33 | 458 | void saveData() |
probrania7 | 0:7a82ad48df33 | 459 | { |
probrania7 | 0:7a82ad48df33 | 460 | lcd.printString("Save data",36,0); |
probrania7 | 0:7a82ad48df33 | 461 | } |
probrania7 | 0:7a82ad48df33 | 462 | void systemTest() |
probrania7 | 0:7a82ad48df33 | 463 | { |
probrania7 | 0:7a82ad48df33 | 464 | lcd.printString("System test",30,0); |
probrania7 | 0:7a82ad48df33 | 465 | } |
probrania7 | 0:7a82ad48df33 | 466 | void startMessage() |
probrania7 | 0:7a82ad48df33 | 467 | { |
probrania7 | 0:7a82ad48df33 | 468 | lcd.printString("Press",25,2); |
probrania7 | 0:7a82ad48df33 | 469 | lcd.printString("Start Button",8,3); |
probrania7 | 0:7a82ad48df33 | 470 | //displayClock(); |
probrania7 | 0:7a82ad48df33 | 471 | |
probrania7 | 0:7a82ad48df33 | 472 | } |
probrania7 | 0:7a82ad48df33 | 473 | void displayClock() |
probrania7 | 0:7a82ad48df33 | 474 | { |
probrania7 | 0:7a82ad48df33 | 475 | timer2.attach(&timer2Expired,1.0); |
probrania7 | 0:7a82ad48df33 | 476 | serial.attach(&serialISR); // attach serial ISR |
probrania7 | 0:7a82ad48df33 | 477 | lcd.clear(); |
probrania7 | 0:7a82ad48df33 | 478 | |
probrania7 | 0:7a82ad48df33 | 479 | lcd.printString("-SYS CLOCK-",9,0); |
probrania7 | 0:7a82ad48df33 | 480 | |
probrania7 | 0:7a82ad48df33 | 481 | if (timer2Flag) |
probrania7 | 0:7a82ad48df33 | 482 | { |
probrania7 | 0:7a82ad48df33 | 483 | getCurrentTime(); |
probrania7 | 0:7a82ad48df33 | 484 | } |
probrania7 | 0:7a82ad48df33 | 485 | |
probrania7 | 0:7a82ad48df33 | 486 | if (setTimeFlag) |
probrania7 | 0:7a82ad48df33 | 487 | { |
probrania7 | 0:7a82ad48df33 | 488 | chkUpdateTime(); |
probrania7 | 0:7a82ad48df33 | 489 | } |
probrania7 | 0:7a82ad48df33 | 490 | |
probrania7 | 0:7a82ad48df33 | 491 | lcd.printString(buffer2,4,2); // display on screen |
probrania7 | 0:7a82ad48df33 | 492 | } |