Whenever a key is pressed on TV Remote Controller, TSOP1738 decodes it 38KHz burst and then micro-controller decodes this signal coming from the remote. And if signal is decoded properly then Address and Command is displayed on the 16x2 LCD of the development board. If there is some problem in the command then 0xFF is displayed which means data not decoded properly and there is some problem.
TSOP1738 is connected to RB0 pin and my board has 8-LED's connected to PORTB of micro-controller, so i...