ian.bird@xxxxxxx wrote:
>
>
>>If you are
>>wanting true RS232 level I/O then you need to add the ubiquitous
Maxim
>>chip but you may be happy with 5V serial data which is inbuilt.
>>
>>
>
>Don't forget here that TTL levels will need inverting to talk to a PC
>serial port and a resistor inserting to stop ringing.
>
You can do this in software (except the resistor !)
Kevin
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