Multifunction RGB LED Controller Using PIC12F675
by Jestin_Cubetech in Circuits > Microcontrollers
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Multifunction RGB LED Controller Using PIC12F675
multifunction RGB LED controller using low cost PIC12F675 microcontroller.
features:
1, 4+1 mode operation a single potentiometer and single button switch used for multiple operation
2, EEPROM Memory option for mode selection :- the last mode will be saved.
3, mode1 automatic hue saturation RGB LED light color pattern - potentiometer is using for vary the color changing speed.
4, mode2 Manually select a color from hue saturation color chart using pot.
5, mode3 Temperature Indicator blue color represent low temperature and red color for high temperature
6, mode4 White light potentiometer used for vary light brightness
7, mode5 OFF potentiometer operation is disabled
Circuit Diagram
Components List
components list
1, PIC12F675 and 8 pin base
2, BD139 - 3
3,1uf capacitor
4, 330E - 3
5, 470E 1
6 Green LED -1
7, 10K POT
8, berg strip female 1
9, berg strip female 1
10,RGB LED strip
11,button switch
12,DC jack
13, LM35 temperature sensor
RGB Strip Connection
Vero Board Assembling
Finished Board
PIC12F675 Programming
IDE: Mplab
compiler hitech-c compiler
Programmer topwin 2007
Prototype Pictures
RGB LED Controller
Mode 1 : Automatic
Mode 2: Manual
Mode 3: Temperature Indicator
Mode 4: White Light
Source Code
PIC12F675 configuration settings:
hitech c configuration word:
__CONFIG(FOSC_INTRCIO & WDTE_OFF & MCLRE_OFF & CP_OFF );
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Osc Selection : internal RC Oscillator [it saves 2 GPIO pins ]
Watch dog timer : off
Reset option : Reset pin internally connected to Vdd [it saves 1 GPIO pin]
Code Protection : off