UniSite_xpi_User_Manual - 第232页

RUBOUT (FF) 8 NIBBLE BYTE COUNT NULL (00) ARROW HEAD 08 6B 3E 1C 08 0483-2 DATA 00 00 00 00 04 00 00 00

2 BYTE HEX SUMCHECK (02FB)

2 NULLS

BINARY DATA

BIT

RUBOUT (START CODE)

4 NIBBLE HEX BYTE COUNT

1 NULL

ARROW

HEAD

0020 HEX

(32 DECIMAL)

HIGH

ORDER

LOW

ORDER

0075-2

RUBOUT (FF)

8 NIBBLE BYTE COUNT

NULL (00)

ARROW

HEAD

0483-2

DATA

0000 11111111

0001 11111111

0002 11111111

0003 11111111

0004 11111111

0005 11111111

0006 11111111

0007 11111111

0008 11111111

0009 11111111

0010 11111111

0011 11111111

0012 11111111

0013 11111111

0014 11111111

0015 11111111

End code is a

nonprintable EXT

4 or 8 data bits appear between the

space and the carriage return

Address Code is 4

decimal digits

Optional Start Code

is a nonprintable STX

0077-2