Wincor Nixdorf TH320, Programmer'S Manual

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Programmers Guide TH320/420
94
d1 through dn are the parse string. The string must be CR terminated. If the string has invalid
characters in it or is too long, the printer will store a null string, and unparsed MICR data will be
returned.
Define parsing format, do not save permanently
ASCII ESC w p
Hexadecimal 1B 77 70
Decimal
27 119 112
Defines, but does not save parsing format. See parsing parameter string options in this document. Send as
often as desired to change the previous parse format string.
If no parameters are selected, parsing is not performed. Same parameters as 1B 77 50....
Parsing parameter string options
Variable length fields
Variable length field name Selector Comments
Transit number T Full 9-digit routing/transit number
Bank number B Digits 4–8 of transit number
Check digit D Digit 9 of transit number
Variable length field name Selector Comments
Account number A
Check serial number C Separate from account number
Amount $ This field may not be present or readable
Variable length field optional modifiers Selector Comments
Zero fill to length 0 ASCII zero preceding maximum length
Maximum length nn 1- or 2-digit ASCII number
Remove space/dash X
Replace space/dash with 0 x
Examples of variable length field format specifications
Account #, all characters in the field, keep spaces and dashes A
Account #, all characters in the field, replace spaces and dashes xA
Account #, maximum 12 characters, keep spaces and dashes 12A
Account #, always 12 characters zero filled, remove spaces and dashes 012XA