Rev 1.6 - Sample Period Work in progress
Dependencies: mbed Bitmap N5110 TMP102 Joystick
Diff: main.cpp
- Revision:
- 9:77a6ea988e01
- Parent:
- 8:9c5ef970de26
- Child:
- 10:d98b2dd7ba09
--- a/main.cpp Fri Jan 07 09:21:20 2022 +0000 +++ b/main.cpp Sat Jan 08 18:29:45 2022 +0000 @@ -26,7 +26,7 @@ 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 -Timer timer(); // USE FOR LOGGING BETWEEN 0-10s +//Timer timer(); // USE FOR LOGGING BETWEEN 0-10s DigitalOut RED_led(LED_RED); // On-board K64F LED'S DigitalOut GRN_led(LED_GREEN); @@ -34,12 +34,18 @@ InterruptIn sw2(SW2); // On-board K64F Switches InterruptIn sw3(SW3); +InterruptIn R(PTB3); // Right Bumper Button +InterruptIn L(PTB18); // Left Bumper Button +volatile int g_R_flag = 0; // g_ in order to show it is a global variable. +volatile int g_L_flag = 0; // volatile flag as it will change within the isr /*======================= Void Declaration ===================================*/ void error(); // Error Hang Code Function void init_serial(); // Setup serial port Function void init_K64F(); // K64F Disabling Onboard Components Function +void R_isr(); +void L_isr(); /*======================== Main Function =====================================*/ int main() @@ -50,49 +56,72 @@ tmp102.init(); // Initialise Temp Sensor lcd.init(); // Initialise LCD - lcd.setContrast(0.4); + lcd.setContrast(0.4); // Setup the contrast for the LCD Screen + R.fall(&R_isr); + R.mode(PullDown); + + L.fall(&L_isr); + L.mode(PullDown); while (1) { //timer.start(); //for(i = 0; i < 10; i++){ // read temperature and print over serial port - float T = tmp102.get_temperature(); - serial.printf("T = %f C\n",T); + float T = tmp102.get_temperature(); // Reading Temperature as a floating variable + float Set = SP * 100; // Reading Potentiometer as a floating variable. Multiplied by 100 to give larger range + if (g_L_flag){ // Condition to change over into new loop + g_L_flag = 0; + L.fall(&L_isr); + serial.printf("T = %f C\n",T); // Printing the Temperature over Serial Port //serial.printf("%2.2fs: %3.1f deg C\n\r", timer.read(), T); - //timer.end(); - // 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 + lcd.clear(); // clearing the LCD buffer at the begining of the loop + lcd.printString("Temperature",0,0); // Can also pre-determine the co-ordinates of the ',0,0' (must be less than 84 pixels to fit on display) + + char buffer[14]; // each character is 6 pixels wide, screen is 84 pixels (84/6 = 14 Max amound of Characters) + // Therefor strings csn not exceed the 14 Character Limit - 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 + int length = sprintf(buffer,"T=%.2F 'C",T); // print the temperature from the float variable T + // it is important the format specifier ensures the length will fit in the buffer + if (length <= 14) // Ensuring string will fit on the screen (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); - + // Multiplying the Floating variable by 100 in order to gain a larger range + length = sprintf(buffer,"SP=%.2F 'C",Set); // Print the Setpoint from the Float Variable Set + if (length <= 14) // Ensuring string will fit on the screen (Printing at x=0) + lcd.printString(buffer,0,2); // display on screen + serial.printf(" SP = %f", Set); // + + if (Set < T){ // Condition to change over into new loop + lcd.clear(); // clearing the LCD buffer at the begining of the loop + lcd.printString("Over Heating",3,2); // Print New Message + serial.printf("OverTemp"); // Debugging Print + } + lcd.refresh(); + wait(1.0); + - if (Set < T){ - lcd.clear(); - lcd.printString("Over Heating",3,2); - //serial.printf("OverTemp"); + if (g_R_flag){ // Condition to change over into new loop + g_R_flag = 0; + R.rise(&R_isr); + serial.printf(" Information Page Selected "); // Debugging Print + lcd.clear(); // Clear Screen + lcd.printString("Info Page",0,0); // Print Information Screen + lcd.printString("Author:",0,1); + lcd.printString("Louis M",0,2); + lcd.printString("18689006",0,3); + lcd.printString("Version 1.8",0,4); + } - lcd.refresh(); - wait(1.0); + lcd.refresh(); + wait(1.0); + } +} +} -} /* =========================== Void Setup ========================================= Custom Function's are called Void's, which are called upon inside the of the @@ -100,7 +129,7 @@ */ void init_serial() { - // Baud Rate Communication for CoolTerm Debugging + // Baud Rate Communication for CoolTerm Debugging serial.baud(9600); } @@ -109,16 +138,26 @@ // 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 */ + 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 R_isr() // Right Bumper Interrupt Service +{ + g_R_flag = 1; // set flag in ISR } -/* void init_BP() + +void L_isr() // Left Bumper Interrupt Service +{ + g_L_flag = 1; // set flag in ISR +} +/* + void init_PCB() { -} \ No newline at end of file +} +*/ \ No newline at end of file