static int LM75_init(LM75_Object *self, PyObject *args, PyObject *kwds) {
int address;
const char *i2c_device;
static char *kwlist[] = {"address", "i2c_devcie", NULL};
if(!PyArg_ParseTupleAndKeywords(args, kwds, "is", kwlist, &address, &i2c_device))
return -1;
if(i2c_device) {
self->lm75 = lm75_init(address, i2c_device);
if(self->lm75 == NULL) {
PyErr_SetString(PyExc_RuntimeError, "Cannot initialize sensor. Run program as root and check i2c device / address.");
return -1;
}
}
return 0;
}
void matemat_init()
{
DDR_CONFIG_OUT(MATEMAT_COOLER);
PIN_CLEAR(MATEMAT_COOLER);
DDRC &= ~((1<<PC4)|(1<<PC3));
DDRC |= ((1<<PC5)|(1<<PC6));
PORTC |= (1<<PC4)|(1<<PC3);
PORTC &= ~((1<<PC5)|(1<<PC6));
i2c_init();
lm75_init();
matemat_setupdisp();
usart_init();
// usart(UCSR,B) &= ~_BV(usart(RXCIE));
matemat_global.mode = MODE_IDLE;
matemat_global.temps[TEMP_START] = temp(TEMP_START_VAL);
matemat_global.temps[TEMP_STOP] = temp(TEMP_STOP_VAL);
TCCR0B = 1<<CS01; //div by 8
TIMSK0 |= 1<<TOIE0;
}
