Commit 098fd9b5 authored by Birte Kristina Friesel's avatar Birte Kristina Friesel
Browse files

HDC1080: Add heater toggle

parent f6e7d4fd

include/driver/hdc1080.h

+1 −0
Original line number Diff line number Diff line
@@ -15,6 +15,7 @@ class HDC1080 { 
		float getRH();

		unsigned int getManufacturerID();

		void init();

		void heater(bool on);

};



extern HDC1080 hdc1080;

src/driver/hdc1080.cc

+13 −1
Original line number Diff line number Diff line
@@ -39,10 +39,22 @@ unsigned int HDC1080::getManufacturerID() 
	return (unsigned int)rxbuf[0] << 8 | rxbuf[1];

}



void HDC1080::heater(bool on)

{

	txbuf[0] = 0x02;

	i2c.xmit(address, 1, txbuf, 2, rxbuf);

	if (on) {

		txbuf[1] = rxbuf[0] | (1<<5);

	} else {

		txbuf[1] = rxbuf[0] & ~(1<<5);

	}

	i2c.xmit(address, 2, txbuf, 0, rxbuf);

}



void HDC1080::init()

{

	txbuf[0] = 0x02;

	txbuf[1] = 0x08;

	txbuf[1] = 0x00;

	txbuf[2] = 0x00;

	i2c.xmit(address, 3, txbuf, 0, rxbuf);

	arch.delay_ms(15);