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???
10/22/05 22:48
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#102771 - Missing info
Responding to: ???'s previous message
The first question, of course, is always: have you got your baus rate correct?
Since you don't state your crystal frequency, it is impossible to check this for you.
Check it yourself at: http://www.keil.com/c51/baudrate.asp

Are you sure you have all your other PC settings correct - number of data & stop bits, parity?

Are you sure that the physical connection to you micro is correct; ie, cables, connectors, RS232 transceiver, PCB, etc...

The Keil tools come with a "Hello" example project - have you tried it?

http://www.8052.com/forum/read.phtml?id=101305

List of 6 messages in thread
TopicAuthorDate
problem in serial communication            01/01/70 00:00      
   Missing info            01/01/70 00:00      
   Missing TI = 0;            01/01/70 00:00      
      Why TI = 0???            01/01/70 00:00      
   Better practice!            01/01/70 00:00      
   nothing much except the SCON 0x52 which            01/01/70 00:00      

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