How to Make PCB Thermometer With 7 Segment

Thermometer using LM35Dz with 7 segment display

Step 1: Part and Make PCB

You need :

1 = christal 12 MHz
1 = Push button

1 = Capasitor 100 uF/12 V

1 = sensor suhu LM 35 DZ

1 = Resistor 10 K

1 = IC Regulator 7805

1 = Atmega 16 IC

int this PCB writting common Anoda, but i recomended you using Common Katoda, that you don.t need edit file hex.

Step 2: How to Make Box ??

You need Canal U, cut with saw. And you need screw.