Jakobi Blackburn / Mbed 2 deprecated UltrasonicDistanceSensor-el13jb

Uses the SRF02 UDS and displays distance in a variety of ways on the N5110 LCD.

Dependencies:   N5110WN PowerControl SRF02 mbed

main.h@6:a5cd7eb72264, 2015-04-08 (annotated)

Committer:
JakBlackburn
Date:
Wed Apr 08 23:02:14 2015 +0000
Revision:
6:a5cd7eb72264
Parent:
5:f9b97f057836
Child:
7:962b5f044a9b
tweaked visuals to a more pleasing standard. added the RTC to the display along with the actual distances on the bar visual modes. Then added a "-L-" that appears in the bottom left corner of the LCD when logging is enabled

Who changed what in which revision?

UserRevisionLine numberNew contents of line
JakBlackburn 1:7f151ab172cb 1 /**
JakBlackburn 1:7f151ab172cb 2 @file main.h
JakBlackburn 1:7f151ab172cb 3 @brief Header file containng function prototypes, defines and global variables.
JakBlackburn 1:7f151ab172cb 4 @brief Shows a Ultra-sonic Distance Sensor
JakBlackburn 1:7f151ab172cb 5 @author Jakobi Blackburn
JakBlackburn 1:7f151ab172cb 6 @date 13 March 2015
JakBlackburn 1:7f151ab172cb 7 */
JakBlackburn 1:7f151ab172cb 8 #ifndef MAIN_H
JakBlackburn 1:7f151ab172cb 9 #define MAIN_H
JakBlackburn 1:7f151ab172cb 10
JakBlackburn 1:7f151ab172cb 11 #define PI 3.14159265359
JakBlackburn 1:7f151ab172cb 12
JakBlackburn 1:7f151ab172cb 13 #include "mbed.h"
JakBlackburn 1:7f151ab172cb 14 #include "PowerControl/PowerControl.h"
JakBlackburn 1:7f151ab172cb 15 #include "PowerControl/EthernetPowerControl.h"
JakBlackburn 1:7f151ab172cb 16 #include "Speaker.h"
JakBlackburn 1:7f151ab172cb 17 #include "N5110.h"
JakBlackburn 1:7f151ab172cb 18 #include "SRF02/SRF02.h"
JakBlackburn 1:7f151ab172cb 19
JakBlackburn 1:7f151ab172cb 20 // Inputs
JakBlackburn 1:7f151ab172cb 21 /**
JakBlackburn 1:7f151ab172cb 22 @namespace UnitTog
JakBlackburn 1:7f151ab172cb 23 @brief An Interrupt button that toggles the Unit
JakBlackburn 1:7f151ab172cb 24 */
JakBlackburn 1:7f151ab172cb 25 InterruptIn UnitTog(p14);
JakBlackburn 5:f9b97f057836 26
JakBlackburn 1:7f151ab172cb 27 /**
JakBlackburn 1:7f151ab172cb 28 @namespace LogTog
JakBlackburn 1:7f151ab172cb 29 @brief An Interrupt button that toggles the Logging Capabilities
JakBlackburn 1:7f151ab172cb 30 */
JakBlackburn 1:7f151ab172cb 31 InterruptIn LogTog(p16);
JakBlackburn 1:7f151ab172cb 32 /**
JakBlackburn 1:7f151ab172cb 33 @namespace VisTog
JakBlackburn 1:7f151ab172cb 34 @brief An Interrupt button that changes the visual representation of the data
JakBlackburn 1:7f151ab172cb 35 */
JakBlackburn 1:7f151ab172cb 36 InterruptIn VisTog(p17);
JakBlackburn 1:7f151ab172cb 37 /**
JakBlackburn 1:7f151ab172cb 38 @namespace BuzVol
JakBlackburn 1:7f151ab172cb 39 @brief An Analogue input (Potentiometer) that is used to change the volume of the buzzer
JakBlackburn 1:7f151ab172cb 40 */
JakBlackburn 1:7f151ab172cb 41 AnalogIn BuzVol(p19);
JakBlackburn 1:7f151ab172cb 42 /**
JakBlackburn 1:7f151ab172cb 43 @namespace BLEDLevel
JakBlackburn 1:7f151ab172cb 44 @brief An Analogue input (Potentiometer) that is used to change the backlight of the LCD screen
JakBlackburn 1:7f151ab172cb 45 */
JakBlackburn 1:7f151ab172cb 46 AnalogIn BLEDLevel(p20);
JakBlackburn 1:7f151ab172cb 47 /**
JakBlackburn 1:7f151ab172cb 48 @namespace sensor
JakBlackburn 1:7f151ab172cb 49 @brief Ultra-Sonic distance sensor requires SDA and SCL lines
JakBlackburn 1:7f151ab172cb 50 */
JakBlackburn 1:7f151ab172cb 51 SRF02 sensor(p28,p27);//SDA SCL
JakBlackburn 1:7f151ab172cb 52
JakBlackburn 1:7f151ab172cb 53 // Outputs
JakBlackburn 1:7f151ab172cb 54 /**
JakBlackburn 1:7f151ab172cb 55 @namespace N5110 LCD
JakBlackburn 1:7f151ab172cb 56 @brief An LCD screen that requires
JakBlackburn 1:7f151ab172cb 57 @brief Pinout VCC,SCE,RST,D/C,MOSI,SCLK,LED
JakBlackburn 1:7f151ab172cb 58 */
JakBlackburn 1:7f151ab172cb 59 N5110 lcd(p7,p8,p9,p10,p11,p13,p26);
JakBlackburn 1:7f151ab172cb 60 /**
JakBlackburn 1:7f151ab172cb 61 @namespace Buzzer
JakBlackburn 1:7f151ab172cb 62 @brief A buzzer that can produce different notes dependant on the frquency of the signal inputted to it. Used as an
JakBlackburn 1:7f151ab172cb 63 */
JakBlackburn 1:7f151ab172cb 64 Speaker Buzzer(p18);
JakBlackburn 1:7f151ab172cb 65 /**
JakBlackburn 1:7f151ab172cb 66 @namespace BLED
JakBlackburn 1:7f151ab172cb 67 @brief The backlight of the LCD screen. Brightness can be changed via Pulse Width Modulation
JakBlackburn 1:7f151ab172cb 68 */
JakBlackburn 1:7f151ab172cb 69 PwmOut BLED(p26);
JakBlackburn 1:7f151ab172cb 70 /**
JakBlackburn 1:7f151ab172cb 71 @namespace WLED
JakBlackburn 1:7f151ab172cb 72 @brief A LED used as visual warning
JakBlackburn 1:7f151ab172cb 73 */
JakBlackburn 1:7f151ab172cb 74 DigitalOut WLED(p21);
JakBlackburn 1:7f151ab172cb 75 /**
JakBlackburn 1:7f151ab172cb 76 @namespace LLED
JakBlackburn 1:7f151ab172cb 77 @brief A LED used to show Logging is off/on
JakBlackburn 1:7f151ab172cb 78 */
JakBlackburn 1:7f151ab172cb 79 DigitalOut LLED(p29);
JakBlackburn 1:7f151ab172cb 80 /**
JakBlackburn 1:7f151ab172cb 81 @namespace pc
JakBlackburn 1:7f151ab172cb 82 @brief Serial output used mainly for debugging.
JakBlackburn 1:7f151ab172cb 83 @brief Pinout TX, RX
JakBlackburn 1:7f151ab172cb 84 */
JakBlackburn 1:7f151ab172cb 85 Serial pc(USBTX,USBRX);// the tx and rx respectively
JakBlackburn 1:7f151ab172cb 86 /**
JakBlackburn 1:7f151ab172cb 87 @namespace leds
JakBlackburn 1:7f151ab172cb 88 @brief leds used to display error messages and when the file is being written too
JakBlackburn 1:7f151ab172cb 89 */
JakBlackburn 1:7f151ab172cb 90 BusOut leds(LED4,LED3,LED2,LED1);
JakBlackburn 1:7f151ab172cb 91
JakBlackburn 1:7f151ab172cb 92
JakBlackburn 1:7f151ab172cb 93 // ---- Variables ----
JakBlackburn 1:7f151ab172cb 94
JakBlackburn 1:7f151ab172cb 95 float volume=1; /*!< float used to vary the volume */
JakBlackburn 1:7f151ab172cb 96 int distance; /*!< integer that stores the distance */
JakBlackburn 1:7f151ab172cb 97 float unitX=1; /*!< Float that stores the unit multiple if 1 unit is cm, 0.01 = m, 10 = mm */
JakBlackburn 3:00933efbe463 98 const char *units ="cm"; /*!< string of characters that stores the unit */
JakBlackburn 3:00933efbe463 99 int visual =0;/*!< integer that stores the visual display mode */
JakBlackburn 1:7f151ab172cb 100
JakBlackburn 1:7f151ab172cb 101 // ---- Flags ----
JakBlackburn 1:7f151ab172cb 102 int timerFlag=0; /*!< flag used to trigger the timer ISR */
JakBlackburn 5:f9b97f057836 103 int timer2Flag=0; /*!< flag used to trigger the 2nd timer ISR */
JakBlackburn 5:f9b97f057836 104 int timer3Flag=0; /*!< flag used to trigger the 3nd timer ISR */
JakBlackburn 1:7f151ab172cb 105 int setTimeFlag = 0; /*!< flag for ISR for setting time */
JakBlackburn 1:7f151ab172cb 106 int logButtonFlag = 0; /*!<flag for button toggle */
JakBlackburn 1:7f151ab172cb 107
JakBlackburn 1:7f151ab172cb 108 // ---- MISC ----
JakBlackburn 6:a5cd7eb72264 109 char Dbuffer [20];/*!<buffer used to store distance string */
JakBlackburn 5:f9b97f057836 110 char buffer[30]; /*!<buffer used to store time string */
JakBlackburn 3:00933efbe463 111 char rxString[16]; /*!< buffer to store received string */
JakBlackburn 3:00933efbe463 112 LocalFileSystem local("local"); /*!< create local filesystem */
JakBlackburn 1:7f151ab172cb 113
JakBlackburn 5:f9b97f057836 114 Ticker timer; /*!< timer for first speed */
JakBlackburn 5:f9b97f057836 115 Ticker timer2;/*!< timer for second speed */
JakBlackburn 5:f9b97f057836 116 Ticker timer3;/*!< timer for third speed */
JakBlackburn 1:7f151ab172cb 117
JakBlackburn 1:7f151ab172cb 118 // ---- functions ----
JakBlackburn 5:f9b97f057836 119
JakBlackburn 5:f9b97f057836 120 void theMain();
JakBlackburn 1:7f151ab172cb 121 /**
JakBlackburn 1:7f151ab172cb 122 deals with the visual and audiable alerts.
JakBlackburn 1:7f151ab172cb 123 */
JakBlackburn 1:7f151ab172cb 124 void warnings();
JakBlackburn 1:7f151ab172cb 125 /**
JakBlackburn 1:7f151ab172cb 126 takes 10 distances and averages them.
JakBlackburn 1:7f151ab172cb 127 @returns The distance between the Sensor and the nearest object infront of it
JakBlackburn 1:7f151ab172cb 128 */
JakBlackburn 1:7f151ab172cb 129 float getDistance();
JakBlackburn 1:7f151ab172cb 130 /**
JakBlackburn 1:7f151ab172cb 131 changes the units cm/m/mm
JakBlackburn 1:7f151ab172cb 132 */
JakBlackburn 3:00933efbe463 133 void unitToggle();
JakBlackburn 3:00933efbe463 134 /**
JakBlackburn 3:00933efbe463 135 changes the visual display
JakBlackburn 3:00933efbe463 136 */
JakBlackburn 3:00933efbe463 137 void visToggle();
JakBlackburn 1:7f151ab172cb 138 /**
JakBlackburn 1:7f151ab172cb 139 ISR used for the timer
JakBlackburn 1:7f151ab172cb 140 */
JakBlackburn 1:7f151ab172cb 141 void timerExpired();
JakBlackburn 1:7f151ab172cb 142 /**
JakBlackburn 5:f9b97f057836 143 ISR used for the 2nd timer
JakBlackburn 1:7f151ab172cb 144 */
JakBlackburn 5:f9b97f057836 145 void timer2Expired();
JakBlackburn 5:f9b97f057836 146 /**
JakBlackburn 5:f9b97f057836 147 ISR used for the 3rd timer
JakBlackburn 5:f9b97f057836 148 */
JakBlackburn 5:f9b97f057836 149 void timer3Expired();
JakBlackburn 5:f9b97f057836 150
JakBlackburn 1:7f151ab172cb 151 /**
JakBlackburn 1:7f151ab172cb 152 Displays an error message on the Mbed LEDs
JakBlackburn 3:00933efbe463 153 @brief The error message show is up to 14. IF 15 shown it is a ack bit error for the SRF02
JakBlackburn 1:7f151ab172cb 154 @param E - Error Code
JakBlackburn 3:00933efbe463 155 @returns flashing Mbed LEDs signifying the error
JakBlackburn 1:7f151ab172cb 156 */
JakBlackburn 1:7f151ab172cb 157 void error(int E);
JakBlackburn 3:00933efbe463 158 /**
JakBlackburn 4:2e9aa626a02c 159 ISR for the LOGTOG button Toggling
JakBlackburn 4:2e9aa626a02c 160 @brief logging Capabilities
JakBlackburn 3:00933efbe463 161 */
JakBlackburn 4:2e9aa626a02c 162 void logToggle();
JakBlackburn 3:00933efbe463 163 /**
JakBlackburn 4:2e9aa626a02c 164 Takes the time and temperature value
JakBlackburn 4:2e9aa626a02c 165 @brief and inserts them into a CSV file
JakBlackburn 4:2e9aa626a02c 166 @param char* data
JakBlackburn 4:2e9aa626a02c 167 @param float data1
JakBlackburn 3:00933efbe463 168 */
JakBlackburn 3:00933efbe463 169 void logging(char* data,float data1);
JakBlackburn 3:00933efbe463 170 /**
JakBlackburn 3:00933efbe463 171 ISR for the serial port
JakBlackburn 3:00933efbe463 172 */
JakBlackburn 3:00933efbe463 173 void serialISR();
JakBlackburn 3:00933efbe463 174 /**
JakBlackburn 3:00933efbe463 175 function to set the UNIX time
JakBlackburn 3:00933efbe463 176 */
JakBlackburn 3:00933efbe463 177 void setTime();
JakBlackburn 3:00933efbe463 178 /**
JakBlackburn 3:00933efbe463 179 Plays a set of frequencies through the buzzer creating a tune
JakBlackburn 3:00933efbe463 180 */
JakBlackburn 3:00933efbe463 181 void introTune();
JakBlackburn 3:00933efbe463 182 /**
JakBlackburn 3:00933efbe463 183 sets every other pixel on, creating a checkerboard like effect
JakBlackburn 3:00933efbe463 184 */
JakBlackburn 3:00933efbe463 185 void checkerBoard();
JakBlackburn 3:00933efbe463 186 /**
JakBlackburn 3:00933efbe463 187 sets the parameters for the first visual mode
JakBlackburn 3:00933efbe463 188 */
JakBlackburn 3:00933efbe463 189 void LCDVis0();
JakBlackburn 3:00933efbe463 190 /**
JakBlackburn 3:00933efbe463 191 sets the parameters for the second visual mode
JakBlackburn 3:00933efbe463 192 */
JakBlackburn 3:00933efbe463 193 void LCDVis1();
JakBlackburn 3:00933efbe463 194 /**
JakBlackburn 3:00933efbe463 195 sets the parameters for the third visual mode
JakBlackburn 3:00933efbe463 196 */
JakBlackburn 3:00933efbe463 197 void LCDVis2();
JakBlackburn 4:2e9aa626a02c 198 /**
JakBlackburn 4:2e9aa626a02c 199 sets the parameters for the fourth visual mode
JakBlackburn 4:2e9aa626a02c 200 */
JakBlackburn 4:2e9aa626a02c 201 void LCDVis3();
JakBlackburn 4:2e9aa626a02c 202 /**
JakBlackburn 4:2e9aa626a02c 203 sets a image of a car in pixels
JakBlackburn 4:2e9aa626a02c 204 */
JakBlackburn 4:2e9aa626a02c 205 void car();
JakBlackburn 1:7f151ab172cb 206
JakBlackburn 1:7f151ab172cb 207 typedef const struct State STyp; /*!< defines the struct type */
JakBlackburn 1:7f151ab172cb 208 /**
JakBlackburn 1:7f151ab172cb 209 Sets the struct
JakBlackburn 1:7f151ab172cb 210 */
JakBlackburn 1:7f151ab172cb 211 struct State {
JakBlackburn 1:7f151ab172cb 212 float unitMultiple; /*!< float that stores the unit mulitple */
JakBlackburn 2:a1eaa4d74b63 213 const char *Unit; /*!<stores the sting value of the unit */
JakBlackburn 1:7f151ab172cb 214 int nextState[2]; /*!< array of next states */
JakBlackburn 1:7f151ab172cb 215 };
JakBlackburn 1:7f151ab172cb 216
JakBlackburn 1:7f151ab172cb 217 /**
JakBlackburn 1:7f151ab172cb 218 @brief sets the Finite State Machine for the Unit toggle.
JakBlackburn 1:7f151ab172cb 219 */
JakBlackburn 1:7f151ab172cb 220 STyp fsm[3] = {
JakBlackburn 2:a1eaa4d74b63 221 {1,"cm",{0,1}}, /*!< State 0: stays in the current state unless input is recieved */
JakBlackburn 2:a1eaa4d74b63 222 {0.01,"m",{1,2}}, /*!< State 1: stays in the current state unless input is recieved */
JakBlackburn 2:a1eaa4d74b63 223 {10,"mm",{2,0}} /*!< State 2: stays in the current state unless input is recieved */
JakBlackburn 1:7f151ab172cb 224 };
JakBlackburn 1:7f151ab172cb 225 int state=0;/*!< sets the initial state */
JakBlackburn 1:7f151ab172cb 226
JakBlackburn 3:00933efbe463 227 typedef const struct VState VSTyp; /*!< defines the struct type */
JakBlackburn 3:00933efbe463 228 /**
JakBlackburn 3:00933efbe463 229 Sets the struct
JakBlackburn 3:00933efbe463 230 */
JakBlackburn 3:00933efbe463 231 struct VState {
JakBlackburn 3:00933efbe463 232 int visual; /*!< integer that stores the visual mode */
JakBlackburn 3:00933efbe463 233 int nextState[2]; /*!< array of next states */
JakBlackburn 3:00933efbe463 234 };
JakBlackburn 3:00933efbe463 235
JakBlackburn 3:00933efbe463 236 /**
JakBlackburn 3:00933efbe463 237 @brief sets the Finite State Machine for the Visual toggle.
JakBlackburn 3:00933efbe463 238 */
JakBlackburn 4:2e9aa626a02c 239 VSTyp Vfsm[4] = {
JakBlackburn 3:00933efbe463 240 {0,{0,1}}, /*!< State 0: stays in the current state unless input is recieved */
JakBlackburn 3:00933efbe463 241 {1,{1,2}}, /*!< State 1: stays in the current state unless input is recieved */
JakBlackburn 4:2e9aa626a02c 242 {2,{2,3}}, /*!< State 2: stays in the current state unless input is recieved */
JakBlackburn 4:2e9aa626a02c 243 {3,{3,0}} /*!< State 3: stays in the current state unless input is recieved */
JakBlackburn 3:00933efbe463 244 };
JakBlackburn 3:00933efbe463 245 int Vstate=0;/*!< sets the initial state */
JakBlackburn 3:00933efbe463 246
JakBlackburn 3:00933efbe463 247
JakBlackburn 3:00933efbe463 248
JakBlackburn 1:7f151ab172cb 249
JakBlackburn 1:7f151ab172cb 250
JakBlackburn 1:7f151ab172cb 251 #endif
JakBlackburn 1:7f151ab172cb 252
JakBlackburn 1:7f151ab172cb 253