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SpaceBreak(fullstr;len;returnstr; remainstr)
This external breaks a string at the last space before the passed length. A string without spaces will be broken at the length point. A string shorter than the length will be returned complete.
This routine will take a long string and break it into lines of length vlen each separated by a CRLF. This is useful for serial printing when you want to break a page of text into lines of a specified length. Be sure to initialize all variables befor
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