Focus Firestore FS-M, User Manual

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RS-232 Interface
FS-M User Manual - Review Draft MANL-0977-01
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6.3.4.3 Example: Read TOC
The Host issues
Read TOC
command to FS-M.
The FS-M responds by sending
Transfer Data Size
to Host.
6.3.4.4 Transfer Data Packet
Transmit
(Host)
Reply
(FS-M)
STX TOC ETX STX TOC ETX
Transmit
(FS-M)
Reply
(Host)
‘L’ Data Size ETX ‘L’ Data Size ETX
In this example TOC size is 32-bit.
Transmit
(FS-M)
Reply
(Host)
‘T’ Byte Size Data Checksum
‘
H’ Checksum
This is the last TOC data packet in the series.
Byte Size
is the size of the particular data packet.
Data
is less than or equal to 255-bytes.
H
is data packet ID.
Checksum
returned by Host is total of all the data packet checksums.