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keybrd/src/LED_MCP23018.cpp
2016-05-09 08:05:08 -06:00

18 lines
427 B
C++

#include "LED_MCP23018.h"
void LED_MCP23018::on()
{
Wire.beginTransmission(port.ADDR);
Wire.write(GPIO);
Wire.write(port.outputVal &= ~pin); //set pin low (sink)
Wire.endTransmission();
}
void LED_MCP23018::off()
{
Wire.beginTransmission(port.ADDR);
Wire.write(GPIO);
Wire.write(port.outputVal |= pin); //set pin high (sink off)
Wire.endTransmission();
}