When I say syswrite 4, I want a number 4 to go out the wire.

Try this and see if it satisfies your requirement:

syswrite( $SERIALPORT, pack 'C', 4 );

[download]

Then go read perlfunc:pack().

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In reply to Re: syswrite numbers, not strings by BrowserUk
in thread syswrite numbers, not strings by akujbida

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