Discussion in "Project Doubts" started by    pratikshinde    Jul 19, 2012.
Sat Mar 16 2013, 10:37 am
#31
thank you pratik and ExperimenterUK for your response. i also feel that the hardware is problem But i chacked all connection with 16x2 LCD and VCC,GND. I have checked adjusting VEE for contrast but no effect.I have connected Pull-UP resistor to P0.4-P0.7 only. dose it effect?



Sat Mar 16 2013, 10:40 am
#32
I will also check delay function hope it will work
Sat Mar 16 2013, 01:19 pm
#33
delay function for LCD work well
Sat Mar 16 2013, 05:40 pm
#34
Is it working or not? I am confused. Coz I see everything is fine on proteus.
Sat Mar 16 2013, 05:50 pm
#35
It is not working bro.
Sun Mar 17 2013, 11:59 pm
#36
LCD code is not working Ajay.Can you please suggest me proper Crystal value and capacitor? and also reset circuit for AT89C51
Mon Mar 18 2013, 03:50 am
#37


LCD code is not working Ajay.Can you please suggest me proper Crystal value and capacitor? and also reset circuit for AT89C51

taher


The crystal circuit in your diagram looks okay.
Reset should normally be low, try this arrangement.
Mon Mar 18 2013, 10:24 am
#38
Please follow the circuit given by ExperimenterUK. You can also post your actual circuit design if in case you are still facing any problem.
Mon Mar 18 2013, 11:19 am
#39
thanks for your reply AJAY and ExperimenterUK. i will try this and hope i will succeed.
Tue Mar 19 2013, 12:07 pm
#40
@ExperimenterUK
Still not working. I just fed up!!!.
need help...:(

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