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Rev 1.6 - Sample Period Work in progress
Dependencies: mbed Bitmap N5110 TMP102 Joystick
main.cpp
- Committer:
- louismarr
- Date:
- 2021-12-30
- Revision:
- 7:ef1dab708752
- Parent:
- 6:117edd5dc0a0
- Child:
- 8:9c5ef970de26
File content as of revision 7:ef1dab708752:
/* Acknowledgements to (c) Craig A. Evans, University of Leeds, Feb 2016 for Temp Library Acknowledgements to (c) Dr. Edmond Nurellari, University of Lincoln, Dec 2021 for Classes used Using Various Libraries & Functions in order to create a Temperature Based Health Assistive Smart Device */ /* ======================== Library Imports ======================================= Importing the Header Files from the Class Libraries into the main.cpp */ #include "mbed.h" // Mbed OS Library #include "TMP102.h" // TMP102 Header File #include "N5110.h" // N5110 Header File #include "Bitmap.h" // Bitmap Header File /* ========================== Vairable Setup ====================================== Pre-Determining the various Variable names to hardware pins on the K64F Board */ TMP102 tmp102(I2C_SDA,I2C_SCL); // Create TMP102 object N5110 lcd(PTC9,PTC0,PTC7,PTD2,PTD1,PTC11); // Create lcd objec Serial serial(USBTX,USBRX); // CoolTerm TX, RX Comms Setup for Debug AnalogIn SP(PTB2); // Potentiometer for Setpoint DigitalOut RED_led(LED_RED); // On-board K64F LED'S DigitalOut GRN_led(LED_GREEN); DigitalOut BLU_led(LED_BLUE); InterruptIn sw2(SW2); // On-board K64F Switches InterruptIn sw3(SW3); //Timer timer(); // USE FOR LOGGING BETWEEN 0-10s /*======================= Void Declaration ===================================*/ void error(); // Error Hang Code Function void init_serial(); // Setup serial port Function void init_K64F(); // K64F Disabling Onboard Components Function /*======================== Main Function =====================================*/ int main() { init_K64F(); // Initialise K64F Board init_serial(); // Initialise Serial Port tmp102.init(); // Initialise Temp Sensor lcd.init(); // Initialise LCD lcd.setContrast(0.4); while (1) { //timer.start(); // read temperature and print over serial port float T = tmp102.get_temperature(); serial.printf("T = %f C\n",T); // small delay - 1s to match the update rate of the sensor (1 Hz) lcd.clear(); // clear buffer at start of every loop // can directly print strings at specified co-ordinates (must be less than 84 pixels to fit on display) lcd.printString("Temperature",0,0); char buffer[14]; // each character is 6 pixels wide, screen is 84 pixels (84/6 = 14 Max amound of Characters) // or create formatted strings - ensure they aren't more than 14 characters long int length = sprintf(buffer,"T=%.2F 'C",T); // print formatted data to buffer // it is important the format specifier ensures the length will fit in the buffer if (length <= 14) // if string will fit on display (assuming printing at x=0) lcd.printString(buffer,0,1); // display on screen float Set = 100 * SP; length = sprintf(buffer,"SP=%.2F 'C",Set); if (length <= 14) // if string will fit on display (assuming printing at x=0) lcd.printString(buffer,0,2); // display on screen serial.printf(" SP = %f", Set); if (Set < T){ lcd.clear(); lcd.printString("Over Heating",3,2); //serial.printf("OverTemp"); } lcd.refresh(); wait(1.0); } } /* =========================== Void Setup ========================================= Custom Function's are called Void's, which are called upon inside the of the Main Function Code */ void init_serial() { // Baud Rate Communication for CoolTerm Debugging serial.baud(9600); } void init_K64F() { // on-board LEDs are active when 0, so setting the pin to 1 turns them off. RED_led = 1; GRN_led = 1; BLU_led = 1; /* since the on-board switches have external pull-ups, disable the * internal pull-down resistors that are enabled by default using * the InterruptIn Command */ sw2.mode(PullNone); sw3.mode(PullNone); } /* void init_BP() { }