untitled.c

This is Temperature PID regulator for Tamman ovens. Temperature is measured by thermocouple via lm35

#include <stdio.h>

#define cbi(prt, bit) (prt) &= ~(1 << (bit))
#define sbi(prt, bit) (prt) |= (1 << (bit))
#define outp(val,port) 	   (port) = (val)
#define inp(port) (port)

#define tea_PORT	PORTE	// TEA5757-Port
#define tea_DIR		DDRE	// Richtung
#define tea_PIN		PINE	// Input

#define WE		7	// Write enable
#define DATA		5	// Data
#define DCLOCK		6	// BUS-Clock