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Added interfaces iEC,iEmg,iClock,iHeartRate,iLineFinder

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Signed-off-by: Stefan Andritoiu <stefan.andritoiu@gmail.com>
This commit is contained in:
Stefan Andritoiu
2018-06-20 18:24:26 +03:00
committed by Serban Waltter
parent e7820f2831
commit 69464ae93b
22 changed files with 368 additions and 59 deletions
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15
src/groveehr/groveehr.cxx
View File

@ -65,12 +65,12 @@ uint32_t GroveEHR::getMillis()
gettimeofday(&now, NULL);
// compute the delta since m_startTime
if( (elapsed.tv_usec = now.tv_usec - m_startTime.tv_usec) < 0 )
if( (elapsed.tv_usec = now.tv_usec - m_startTime.tv_usec) < 0 )
{
elapsed.tv_usec += 1000000;
elapsed.tv_sec = now.tv_sec - m_startTime.tv_sec - 1;
}
else
}
else
{
elapsed.tv_sec = now.tv_sec - m_startTime.tv_sec;
}
@ -92,7 +92,7 @@ void GroveEHR::clearBeatCounter()
void GroveEHR::startBeatCounter()
{
// install our interrupt handler
mraa_gpio_isr(m_gpio, MRAA_GPIO_EDGE_RISING,
mraa_gpio_isr(m_gpio, MRAA_GPIO_EDGE_RISING,
&beatISR, this);
}
@ -117,7 +117,7 @@ int GroveEHR::heartRate()
{
uint32_t millis = getMillis();
uint32_t beats = beatCounter();
float heartRate = 0;
// wait at least 5 seconds before attempting to compute the
// heart rate
@ -128,3 +128,8 @@ int GroveEHR::heartRate()
return int(heartRate);
}
int GroveEHR::getHeartRate()
{
return GroveEHR::heartRate();
}

18
src/groveehr/groveehr.hpp
View File

@ -27,6 +27,7 @@
#include <stdint.h>
#include <sys/time.h>
#include <mraa/gpio.h>
#include <interfaces/iHeartRate.hpp>
namespace upm {
/**
@ -48,12 +49,12 @@ namespace upm {
* @brief API for the Grove Ear-clip Heart Rate Sensor
*
* UPM module for the Grove ear-clip heart rate sensor. It is used to measure your
* heart rate.
* heart rate.
*
* @image html groveehr.jpg
* @image html groveehr.jpg
* @snippet groveehr.cxx Interesting
*/
class GroveEHR {
class GroveEHR : virtual public iHeartRate {
public:
/**
* GroveEHR constructor
@ -112,17 +113,22 @@ namespace upm {
*/
int heartRate();
/**
* Retrieve the computed heart rate
*
* @return Computed heart rate
*/
virtual int getHeartRate();
private:
/**
* Beat interrupt service routine (ISR)
*
*/
static void beatISR(void *ctx);
volatile uint32_t m_beatCounter;
struct timeval m_startTime;
mraa_gpio_context m_gpio;
};
}