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dear sir, My project is to interface a 8051 with a pc.. i have to send datas through pc and this will rotate a motor. the results from microcntroller are displayed in the pc.. but in the pc the data s are getting lost and they are not displayed. please help me
See: www.8052.com/.../120313
Note that http://www.8052.com/faqs also contains a whole section on serial comms...
A basic test for an RS232 port: www.8052.com/.../165776