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I'm also find the solution to calculate best value for resistor in modbus communication.
i got problem sometime the communication is "hang". Master and Slave cannot communicate.
Hope others forumer can help.
ideas for doing final year project
colt45,
you can specific what type of field.. then u can make it as a embedded system.
i mean what field is home application, motor application or anything
Here some application that may be can give you the idea.
how to connect a lcd pins
Yes.. that time i'm use before initialize the LCD.
Better u attach here your hardware connection and also the simple software of your software. May be another forumer help can help you to find the problem.
how to connect 20 pins lcd
based on my experience, i only give 25ms delay before initialize the LCD.. u can try it..if you put 2s.. you can see the effect when you switch ON the LCD..
connecting lcd backlight
i thinks your connection is OK. is better u use variable 10K at pin3 to get the good resolution.
if your hardware OK.. you must look the software.. do you give the time for LCD to wakeup before initialize the LCD?
complete projects led dot matrix
What the microcontroller you use. If im not mistaken you need to check the LED DOT matrix.. is it command anode or cathode
hope this link can help you
**broken link removed**[/url]
pic16f877 temperature
Yup is it true according with salma ali bakr
.. PIC16F84A does not have internal ADC.. u need external ADC if you want to use PIC16F84A
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