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A program designed to get the distance from an SRF02 distance sensor and create an audible and visual indication of that distance with data logging capabilities.
Dependencies: N5110 PowerControl SRF02 mbed
main.h
- Committer:
- el13sr
- Date:
- 2015-04-09
- Revision:
- 4:0bd5c189f2f3
- Parent:
- 2:ebcfecb68cca
- Child:
- 6:d6afc4026a1d
File content as of revision 4:0bd5c189f2f3:
// Distance Sensor Project // Header File "main.h" // Designed By Sam Russell (200773195) // Date: 07/04/2015 || Version: 0.1 #include "mbed.h" #include "SRF02.h" #include "N5110.h" //Inputs SRF02 SRF02(p28,p27); // SDA, SCL AnalogIn Switch(p16); //Power Control Switch InterruptIn Button(p17); //Logging Data? (Saving to mbed) //Outputs AnalogOut logLED(p18); // Logging To Disk Indicator // vcc,sce,rst,dc,mosi,clk,led N5110 display(p7,p8,p9,p10,p11,p13,p26); PwmOut Buzzer(p21); //Alert Buzzer PwmOut backlight(p26); //Backlight output pin. BusOut leds (LED1,LED2,LED3,LED4); //MBED onboard LEDs. Serial pc(USBTX,USBRX); Ticker timer; int timerflag = 0; //initialise timer flag to equal 0. int distance = 0; //initialise distance to equal 0. int buttonFlag = 0; //initialise buttonFlag to be 0, which defines the state of the data logger. int setTimeFlag = 0; //initialise setTimeFlag to equal 0. int mode = 0; //initialise mode to equal 0 (normal mode) char rxString[16]; // buffer to store received string LocalFileSystem local("local"); // create local filesystem void writeDataToFile(char* data, float Distancedata); //Creates the void which takes the two types of data into the function. void barChart(); //Function to update the bar chart on the display. void error(int code); //DEBUG: Error Function void timerExpired(); //Function for when the timer expires. float avgDist(); //Function to get the average distance. void buttonPressed(); //Function to change mode once button is pressed.