1-Wire Temperature Control

Intro       Controller Description       Circuit Diagram       Interface Application       Download      

Controller Algoritam    Controller Setup    List of the Components
Element Value/Type pdf Remarks
IC1 PIC16F628A Microchip 18-pin FLASH-Based 8-Bit CMOS Microcontroller
IC2 MAX232E RS-232 Transceiver
IC3 7805 Voltage regulator +5V, e.g. LM7805
IC4 DS2405 1-Wire Addressable Switch
IC5 DS18B20 Programmable Resolution 1-Wire Digital Thermometer
LCD1 WH2004A / AC-162 2x16 LCD display with KS0066u or equivalent dot matrix LCD controller ( ST7066, HD44780 )
Q1 2N2905 PNP switching transistor
D1 1N4001 Diode
RL1 SOJ-0510 Relay:5V Coil Voltage ; Contact - AC 250V / 5A ; AC 120V 10A
J1 DB9 RS 232 - Female connector
J2 RJ11 - Female connector
R1 4.7k - -
R2 1.2k - -
C1 15p - -
C2 15p - -
C3 1uF - -
C4 1uF - -
C5 1uF - -
C6 1uF - -
C7 330nF - -
C8 100uF - -
C9 470uF - -
C10 330nF - -
X1 1.8432 MHz - Resonator
SW1 SW-DIP4 - -
B1 TS-061 - push - button ESC
B2 TS-061 - push - button DOWN
B2 TS-061 - push - button UP
B4 TS-061 - push - button ENTER
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