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Is there an application like putty, that would allow me to type in raw bytes to send over serial?

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migrated from Sep 22 '11 at 22:04

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good question, but I'm with Majenko. fwiw, there is an olde but goode utility called commhex .. – JustJeff Sep 19 '11 at 21:37
up vote 3 down vote accepted

try RealTerm: under the Send tab, you can send either ASCII or raw bytes, the latter either decimal, hex, or escape sequences.

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