Files
uDCCD/firmware/src/board/din.cpp

41 lines
834 B
C++

/**** Includes ****/
#include "../utils/utils.h"
#include "mcu/mcu_hal.h"
#include "din.h"
using namespace board;
/**** Private definitions ****/
/**** Private constants ****/
/**** Private variables ****/
/**** Private function declarations ****/
/**** Public function definitions ****/
board::DigitalIn::DigitalIn(uint8_t gpio_ch, uint8_t inverted, uint8_t init_value)
{
this->gpio_ch = gpio_ch;
this->invert = inverted;
if(init_value) this->last_read = DIN_HIGH;
else this->last_read = DIN_LOW;
}
board::DigitalIn::~DigitalIn(void)
{
return;
}
uint8_t board::DigitalIn::read(void)
{
uint8_t lvl = mcu::gpio_read(this->gpio_ch);
if(this->invert) lvl = util::invert(lvl);
if(lvl>0) this->last_read = DIN_HIGH;
else this->last_read = DIN_LOW;
return this->last_read;
}
/**** Private function definitions ****/