Build andĭemo and press UP,DOWN and ENTER keys to get their keycode and put them Remote Key codes has been feed to rckey.h file.TV Remote Generally do not work as these are RC5 coded) Remote Control is NEC Format Only (Chinese DVD/CD player remote works good,.AVR is clocked with 16MHz crystal (other value won’t work).AVR ATmega8’s Fuse BIT is programmed to.If the unit does not respond to the remote control signals then look for the You can also switch it on and off using the ENTER
Now you can can use the remote control to increase/decrease the lamp’s brightness Replace the fan with bulbĪC load is connected. Connect a 220V 100W incandescent lamp (NOĬFL Please). Then you can press the up/down key in remoteĬontrol to adjust the speed. Finally Connect the 12-0-12 Transformer and apply
#AUTOMATIC FAN SPEED CONTROL ATMEGA32 CODEVISION AVR MANUAL#
Segment display used to show the current speed level. The main parts of the circuit is labeled below. In the Video below you can check out the project in action. If the load is switched off using the R/C then the LED will also The yellow LED on the PCB indicates the power status The current speed is displayed inĪ seven segment display. Provides 10 way speed control from 0 to 9.
The ENTER key is used to switch on or off the fan. The UP key increase the fan’s speed while the DOWN The remote control is a cheap NECįormat remote, usually supplied with small DVD players. This device can be used to remotely control the speed of an AC fan and to switch