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04/15/05 16:55
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#91672 - P89LPC932A1 internal RC osc. TRIM
I am trying to start with P89LPC932A1. I read the datasheet, but cannot find the answer on my question, how is the frequency of internal RC oscillator related to the content of TRIM register, what is the tuning step and the limits, and what are the consequences of de-tuning the chip (will it write FLASH properly?).

Or, if anybody is playing with the LPCs now, can please try to change the TRIM register content and measure the resulting frequency?

Jan Waclawek


List of 10 messages in thread
TopicAuthorDate
P89LPC932A1 internal RC osc. TRIM            01/01/70 00:00      
   TRIM            01/01/70 00:00      
      TRIM range 6.5MHz to 12MHz            01/01/70 00:00      
         completely confused now...            01/01/70 00:00      
         warning            01/01/70 00:00      
            more confusion            01/01/70 00:00      
               who Knows            01/01/70 00:00      
                  Consider This...            01/01/70 00:00      
                     datasheets???            01/01/70 00:00      
                        That is not correct            01/01/70 00:00      

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