Aingkaran Suppiah / Mbed 2 deprecated assignment3

All tasks complete

Dependencies:   mbed MCP23017 mbed-rtos WattBob_TextLCD

assignment3tasks.cpp@4:27340b291c09, 2019-03-26 (annotated)

Committer:
aingks
Date:
Tue Mar 26 14:49:10 2019 +0000
Revision:
4:27340b291c09
Parent:
3:f88d667629e6
Child:
5:f5dda79b93cb
the code compiles now, progressing towards tasks

Who changed what in which revision?

UserRevisionLine numberNew contents of line
aingks 0:0943f040009c 1 #include "header.h"
aingks 3:f88d667629e6 2
aingks 2:9d6d07c9cc9c 3
aingks 4:27340b291c09 4 //definitions of tasks
aingks 4:27340b291c09 5 //lock and unlock variables in struct when performing calculations
aingks 0:0943f040009c 6
aingks 0:0943f040009c 7 //pedals
aingks 0:0943f040009c 8 AnalogIn brake_pedal(pin_analog_1);
aingks 0:0943f040009c 9 AnalogIn accel_pedal(pin_analog_2);
aingks 0:0943f040009c 10
aingks 0:0943f040009c 11
aingks 0:0943f040009c 12 //switches
aingks 0:0943f040009c 13 DigitalIn ngene(pin_digital_1);
aingks 1:c4f62ef9b5b7 14 DigitalIn leftsw(pin_digital_2);
aingks 1:c4f62ef9b5b7 15 DigitalIn rightsw(pin_digital_3);
aingks 1:c4f62ef9b5b7 16 DigitalIn sidesw(pin_digital_4);
aingks 0:0943f040009c 17
aingks 0:0943f040009c 18
aingks 0:0943f040009c 19 //indicators
aingks 0:0943f040009c 20 DigitalOut ngeneind(pin_LED1);
aingks 4:27340b291c09 21 PwmOut leftind(pin_LED2); //was digitalout
aingks 4:27340b291c09 22 PwmOut rightind(pin_LED3);//was digitalout
aingks 0:0943f040009c 23 DigitalOut sideind(pin_LED4);
aingks 0:0943f040009c 24
aingks 0:0943f040009c 25
aingks 0:0943f040009c 26 //RED box lights
aingks 0:0943f040009c 27 DigitalOut brakeind(pin_LED5);
aingks 0:0943f040009c 28 DigitalOut overspeedind(pin_LED6);
aingks 0:0943f040009c 29
aingks 4:27340b291c09 30
aingks 4:27340b291c09 31
aingks 4:27340b291c09 32 //
aingks 4:27340b291c09 33 extern SDATA speed;
aingks 4:27340b291c09 34 extern CARINFO info;
aingks 4:27340b291c09 35 extern SIMU_DATA sim;
aingks 4:27340b291c09 36
aingks 4:27340b291c09 37 // LCD
aingks 4:27340b291c09 38
aingks 4:27340b291c09 39 extern WattBob_TextLCD *display;
aingks 4:27340b291c09 40
aingks 4:27340b291c09 41 // MUTEX
aingks 4:27340b291c09 42
aingks 4:27340b291c09 43 extern Mutex simuXS;
aingks 4:27340b291c09 44 extern Mutex speedXS;
aingks 4:27340b291c09 45 extern Mutex carstateXS;
aingks 4:27340b291c09 46 //
aingks 2:9d6d07c9cc9c 47
aingks 0:0943f040009c 48
aingks 0:0943f040009c 49 void task1readbrake()
aingks 0:0943f040009c 50 {
aingks 4:27340b291c09 51 speedXS.lock();//lock
aingks 1:c4f62ef9b5b7 52 speed.brakevalue = brake_pedal.read();
aingks 4:27340b291c09 53 speedXS.unlock();//unlock
aingks 0:0943f040009c 54 }
aingks 0:0943f040009c 55
aingks 0:0943f040009c 56 void task2readaccel()
aingks 0:0943f040009c 57 {
aingks 4:27340b291c09 58 speedXS.lock();//lock
aingks 1:c4f62ef9b5b7 59 speed.accelvalue = accel_pedal.read();
aingks 4:27340b291c09 60 speedXS.unlock();//unlock
aingks 0:0943f040009c 61 }
aingks 0:0943f040009c 62
aingks 0:0943f040009c 63 void task3enginestate()
aingks 1:c4f62ef9b5b7 64 {
aingks 1:c4f62ef9b5b7 65 //lock
aingks 4:27340b291c09 66 carstateXS.lock();
aingks 1:c4f62ef9b5b7 67 uint8_t engineonoff = ngene.read();
aingks 2:9d6d07c9cc9c 68 info.ENGINESTATE = engineonoff;
aingks 4:27340b291c09 69 carstateXS.unlock();
aingks 1:c4f62ef9b5b7 70 //unlock
aingks 1:c4f62ef9b5b7 71
aingks 1:c4f62ef9b5b7 72 if(engineonoff == 1){
aingks 1:c4f62ef9b5b7 73 ngeneind = 1;
aingks 1:c4f62ef9b5b7 74 }
aingks 1:c4f62ef9b5b7 75 else{
aingks 1:c4f62ef9b5b7 76 ngeneind = 0;
aingks 1:c4f62ef9b5b7 77 }
aingks 0:0943f040009c 78 }
aingks 0:0943f040009c 79
aingks 0:0943f040009c 80 void task4average()
aingks 0:0943f040009c 81 {
aingks 0:0943f040009c 82
aingks 0:0943f040009c 83 }