High speed UART without an xtal

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cross mob
Anonymous
Not applicable

Have people used the UART on the PSoC 4 in high speed modes (eg, 115200 baud and up) with any success? I'm concerned about the timing tolerances using only an internal RC oscillator.

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ETRO_SSN583
Level 9
Level 9
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Some references -

   

 

   

    

   

          http://www.maximintegrated.com/app-notes/index.mvp/id/2141

   

 

   

    

   

          http://www.digikey.com/Web%20Export/Supplier%20Content/Exar_1016/PDF/exar-dan-108.pdf?redirected=1

   

 

   

http://www.cypress.com/?rID=39848

   

 

   

Looks like +/- 2% speced for PSOC 4 IMO is sufficient.

   

 

   

Regards, Dana.

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Anonymous
Not applicable

 Provided that the other end is crystal controlled. 

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