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Simple HC-SR04 ultrasonic distance sensor setup

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mandlm 2016-02-07 17:00:14 +01:00
parent eb7914190f
commit ca31fcc1ed
11 changed files with 711 additions and 0 deletions
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23
UltraSonic/dist/ShiftRegister.cpp vendored Normal file
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#include "ShiftRegister.h"
ShiftRegister::ShiftRegister(volatile uint8_t *shiftClockPort, uint8_t shiftClockPin,
volatile uint8_t *dataPort, uint8_t dataPin,
volatile uint8_t *latchClockPort, uint8_t latchClockPin)
: m_shiftClockPin(shiftClockPort, shiftClockPin)
, m_dataPin(dataPort, dataPin)
, m_latchClockPin(latchClockPort, latchClockPin)
{
}
void ShiftRegister::output(int8_t value)
{
for (int8_t bitIdx = 7; bitIdx >= 0; --bitIdx)
{
m_dataPin.set(value & (1 << bitIdx));
m_shiftClockPin.pulse();
}
m_latchClockPin.pulse();
}