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Dependencies:   C027_Support C12832 LM75B MMA7660 MbedSmartRest mbed-rtos mbed

Fork of MbedSmartRestMain by Cumulocity Official

io.cpp

Committer:
vwochnik
Date:
2014-02-18
Revision:
15:0ccf0f530a05
Parent:
14:56da550a1baa
Child:
17:877a9a3148a4

File content as of revision 15:0ccf0f530a05:

#include "io.h"
#include "rtos.h"

void timer_callback(void const*);

// Using Arduino pin notation
LM75B tempSensor(SDA, SCL);
MMA7660 accSensor(p28, p27);
DigitalIn button(p14);
//C12832 lcdDisplay(D11, D13, D12, D7, D10);

RtosTimer *timer;

bool tempFound = false, accFound = false;
uint32_t count = 0;
bool btnPressed = false;

void io_init(void)
{
    timer = new RtosTimer(&timer_callback, osTimerPeriodic);
    timer->start(50);
    tempFound = tempSensor.open();
    accFound = accSensor.testConnection();
}

float temperature()
{
    if (!tempFound)
        return 0.0;

    return tempSensor.temp();
}

acceleration_t acceleration()
{
    float data[3];
    acceleration_t ret = { 0.0, 0.0, 0.0 };

    if (accFound) {
        accSensor.readData(data);
        ret.x = data[0];
        ret.y = data[1];
        ret.z = data[2];
    }

    return ret;
}

uint32_t counter()
{
    return count;
}

void timer_callback(void const*)
{
    if ((!btnPressed) && (button))
        count++;
    btnPressed = button;
}