Library of hardware declarations and utility functions for the ELEC350/1 Practicals and Coursework

Dependents:   ELEC351_v1 ELEC350-CWTEMPLATE-2017 ELEC350-CWTEMPLATE-2017 ELEC350-CWTEMPLATE-2018

Fork of ELEC350-Practicals-FZ429 by University of Plymouth - Stages 1, 2 and 3

sample_hardware.cpp

Committer:
noutram
Date:
2017-11-23
Revision:
5:58ba1a6dbf60
Parent:
4:d884f14069c6
Child:
6:d95616e645bb

File content as of revision 5:58ba1a6dbf60:

#include "mbed.h"
#include "sample_hardware.hpp"

#define RED_DONE 1
#define YELLOW_DONE 2

//Digital outputs
DigitalOut onBoardLED(LED1);
DigitalOut redLED(PE_15);
DigitalOut yellowLED(PB_10);
DigitalOut greenLED(PB_11);

//Inputs
DigitalIn  onBoardSwitch(USER_BUTTON);
DigitalIn  SW1(PE_12);
DigitalIn  SW2(PE_14);
//Serial pc(USBTX, USBRX);
AnalogIn adcIn(PA_0);

//Environmental Sensor driver
#ifdef BME
BME280 sensor(D14, D15);
#else
BMP280 sensor(D14, D15);
#endif

//POWER ON SELF TEST
void post() 
{
    //POWER ON TEST (POT)
    puts("**********STARTING POWER ON SELF TEST (POST)**********");
    
    //Test LEDs
    puts("ALL LEDs should be blinking");
    for (unsigned int n=0; n<10; n++) {
        redLED    = 1;
        yellowLED = 1;
        greenLED  = 1;
        wait(0.05);
        redLED    = 0;
        yellowLED = 0;
        greenLED  = 0;     
        wait(0.05);         
    } 
    
    //Output the switch states (hold them down to test)
    printf("SW1: %d\tSW2: %d\n\r", SW1.read(), SW2.read());    
    
    //Output the ADC
    printf("ADC: %f\n\r", adcIn.read());
    
    //Read Sensors (I2C)
    float temp = sensor.getTemperature();
    float pressure = sensor.getPressure();
    #ifdef BME
    float humidity = sensor.getHumidity();
    #endif
   
    //Display in PuTTY
    printf("Temperature: %5.1f\n", temp);
    printf("Pressure: %5.1f\n", pressure);
    #ifdef BME
    printf("Pressure: %5.1f\n", humidity);
    #endif
    
    puts("**********POST END**********");
 
}

void errorCode(ELEC350_ERROR_CODE err)
{
            switch (err) {
              case OK:
                greenLED = 1;
                wait(1.0);
                greenLED = 0;
                return;                
              case FATAL:
                while(1) {
                    redLED = 1;
                    wait(0.1);
                    redLED = 0;
                    wait(0.1);                
                }
            };
}