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8.64 ^HV HOST VERIFICATION
Format: ^HV#,n,h
Command for obtaining field data
# = Field number specified in ^FN
0 to 9999
When omitted: 0
* While 0 to 9999 are valid for the field number, up to 200 fields can be registered in Oki Data.
Up to 100 fields if the data of ^FD following ^FN selects Font 0.
Up to 32 fields if the data of ^FD is bar code data.
n = Bytes of characters to be returned
0 to 253
When omitted: 64
h = header
0 to 251
When omitted: Operation is performed assuming no header.
*1
Only after the ^FN data are confirmed, this command is valid.
If received before the confirmation, this command is invalid.
*2
If the communication I/F is a Centronics I/F, reply is returned through RS-232C.
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