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project assistance

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emekajd

New Member
Hi everybody,

i have designed a 4x4 matrix keypad interfaced to pic18f4620, i have designed a code to detect a key press from the keypad, but i need to display the result on an LCD display and also send the it to a serial port, below is my schematic and code so far. i will be glad if anybody can assist me with this.
 

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  • keypad.c
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  • schematic.doc
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You're in luck, this is the most common LCD interface in the world. It uses the HD44780 driver, and there's a gazillion pages about driving it on the net.
 
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