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transmitting a group of hex bytes

 
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mshearer



Joined: 12 Jan 2009
Posts: 33

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transmitting a group of hex bytes
PostPosted: Tue Jan 27, 2009 7:23 am     Reply with quote

I would like to transmit c chain of 60 hex bytes.
So far the only way i have done this successfully is using a very long printf.

I have used a putc() in a loop, this however seems to add several '0's throughout, which i can't have.

Is there any other method for outputting data without directly using the registers.

thanks,
Matt
Wayne_



Joined: 10 Oct 2007
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PostPosted: Tue Jan 27, 2009 7:47 am     Reply with quote

putc(c) and printf("%c", c); or printf("%x", c); should work.

If you are getting corrupted data then there must be another problem with either your code or your hardware!
mshearer



Joined: 12 Jan 2009
Posts: 33

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PostPosted: Tue Jan 27, 2009 7:54 am     Reply with quote

ah thanks, your quite right.
It looks like my attempt to set the TX9D bit for parity is going wrong somewhere. Or my terminal program is handling it oddly

thanks again

matt
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