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You are here: Home / Replies /  hi according to diagram i

 hi according to diagram i

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Microcontroller › 8051 › problems in working of alphabetic keypad interfacing ›  hi according to diagram i

October 19, 2011 at 6:46 pm #6728
Qaisar
Participant

 

hi 
according to diagram i made these changes in code..
just changed port declarations….
follow this diagram .hope u will get result…
 
make sure ur controller ic working properly and code is loaded properly…
 
#define port P0
#define dataport P2  //Data port for LCD
#define key P3  // Port for Keypad
 
sbit rs = port^0;
sbit en = port^1;
 
regards.

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