/* Dummy pressures to return in sequence, each call to barometer_read */
static const float pressures[] = {
	1019.5,
	1019.45,
	1019.41,
	1019.33,
	1019.2,
	1019.0,
	1018.99,
	1018.91,
	1018.88,
	1018.86,
	1018.83,
	1018.82,
};

float barometer_read(void)
{
	static int i = 0;
	i %= sizeof(pressures)/sizeof(pressures[0]);
	return pressures[i++];
}