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06/17/07 00:33
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#140893 - Need additional serial input on LPC936
Hello,

I am trying to figure out how to bit-bang in serial data into an LPC936.

I am going to use the UART to <serially> interface to a device, and it needs both its input and output.

However I need to also read data from a second device ( read, not write), and thought that maybe I could reconfigure the SPI or the I2C. The only problem with that is the synchronous/asynch difference between the UART and the other two.

I have seen some code snippets on the web, but they are slightly different from each other, and am wondering which would be most applicable to my micro controller.

I apologize for the newbie questions, and would appreciate any guidance anyone can offer.

Also, what compilers/IDE's does everyone use. Keil's is expensive on a students budget. Maybe the 30 days will have to do :-)

Thanks,
-Ben

List of 12 messages in thread
TopicAuthorDate
Need additional serial input on LPC936            01/01/70 00:00      
   More detail is needed            01/01/70 00:00      
      Additional information            01/01/70 00:00      
         Would this work?            01/01/70 00:00      
            Switching Tx or Rx            01/01/70 00:00      
               discovered: RX and Tx are different baud            01/01/70 00:00      
                  P89LPC952 has 2 UARTs            01/01/70 00:00      
                     At such baud rates you will get in serious trouble            01/01/70 00:00      
   30 days??            01/01/70 00:00      
      Have you considred SDCC?            01/01/70 00:00      
         Choice of Tools            01/01/70 00:00      
         however, if you buy Keil            01/01/70 00:00      

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