IDENT-I • IVI-KHA6-4HRX, IVI-KHD2-4HRX
Commands
Subject to reasonable modifications due to technical advances.
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StAdrH
Start address. Address of the first relevant byte in read/write mode.
The syntax and length of this command differs according to the type
of data carrier. Addressing is carried out byte by byte.
BytesH
Number of corresponding bytes in read/write mode in hexadecimal
notation, 2 ASCII characters
(01 ... 20-StAdrHr) for IDC- ... (Max. 32 bytes)
(01 ... 80-StAdrH) for IDC- ... -1K and IMC-40- ... (Max. 128 bytes).
DB
Binary representation of data. The number of characters transmit-
ted depends on the command.
32DB
32 data bytes in binary format.
CHCK
Check sum for the data transmission (binary, 1 byte). The sum of all
transmitted characters ignoring any carry-over.
Status
Status or error message in read/write mode, 2 ASCII characters
space (ASCII characters 32d).
ETX
End of Text (ASCII character 03h)
6.2.3
Command description: read/write commands
Read 32 bytes from address 0, Single mode
Read 32 bytes from address 0, Auto mode
Read bytes, Single mode
IDC- ...
(00 ... 1F)
2 ASCII characters
IDC- ... -1K:
(00 ... 7F)
2 ASCII characters
IMC-40-64K:
(0000 ... 1FFF)
4 ASCII characters
IMC-40-256K:
(0000 ... 7FFF)
4 ASCII characters
Command:
a <HdNo><CHCK><ETX>
Response:
a <Status><DB><CHCK><ETX>
Example:
Read all data in slave mode with read head 2:
Command: a 2 93h 03h
Command:
A <HdNo><CHCK><ETX>
Response:
A <Status><DB><CHCK><ETX>
Example:
Read all data in auto mode with read head 1:
Command: A 1 72h 03h
Command:
w <HdNo><StAdrH><BytesH><CHCK><ETX>
Response:
w <Status><DB><CHCK><ETX>
