Business Automatic temp controller

1.  2. Using the Microcontroller Atmel 89C52, The Temperature sensing IC DS1621, The LCD and The Matrix Keyboard and establishing the serial communication between the two…

Documents ds1621

1 of 16 102299 FEATURES § Temperature measurements require no external components § Measures temperatures from â55°C to +125°C in 0.5°C increments. Fahrenheit…