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serial communication in MATLAB

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Pavani RV

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Can anyone please give a program to recieve data in matlab communicating seially through RS232,

I wrote a piece of code and tried to communicate, I tried to send letter 'A' serially from 8051 to matlab but i am not able to receive the exact data, Each time i run in matlab the Value is changing , suppose say once it will give 65, next 42 next 21, again back to 65 like that. SO please some1 help me

Thanx in advance..:)
 

Rengaraj

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Can you paste the code reading data in matlab and sending data from 8051 ... Then it will be easy to find the Bug
As per your post I think it is a data type. It may be due to sending data type of the data from 8051 and receved data type from matlab differs
 

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