LCD interfacing

[Kunal]

Hello friends, 

 

I have interfaced 16×2 lcd with at89s52 microcotroller. i also define it in programing but 2nd line of LCD is not glowing wats the reason? 

Please tell me about this problem..

 

[Mandeesh Singh]

I don’t know what exactly you mean by “GLOWING”, if it’s the backlight, Connect 15th Pin to Vcc and 16th to GND.

If you are referring it to the Data display, try Sending “0xC0” when you initialize your LCD and then send some data to get display on the 2nd Row. Hopefully it’ll work.

Regards,

Mandeesh

[Kunal]

thanx for ur reply.

Actualy I have connected that all pins u suggested, yet not getting display on second line of LCD. Only first line is working properly.

will u please suggest me what is the reason behind it??

and do u know about code conversion?

i have stored 63h in internal memory location of a microcontroller. 63h is equal to 99decimal so i want to display 99 decimal in LCD screen. so what i have to do??

[SaLMAN Ahmed Khan]

u means the BACKGROUNG LIGHT??

[Kunal]

there are two lines in 16×2 LCD OK?

in there my second line is not working, i m asking the reson behind it thats it..

what is the reason for not glowing it?

[Author]

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