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Reply device info – Cino FA470 User Manual

Page 236

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Command Descriptions

2-221

Reply Device Info

(ALL)

Descriptions

Reply the desired device information as well as DataWizard Premium information parameters.
Reply Device Status is sent by the device in response to the Get Device Info command. It sends the
values for all the desired parameters requested in the Get Device Info command.

Packet Format

Prefix

Opcode

Status

Length

Parameter(s)

LRC

Suffix

7Eh

17h 00h 01h

00h

Variable

See Below

Variable

7Eh

1 Byte

3 Bytes

1 Byte

2 Bytes

Variable

1 Byte

1 Byte

Parameter(s)

First Parameter

………

Last Parameter

PID

Size

Options ………

PID

Size

Options

2 Bytes 2 Bytes Variable ……… 2 Bytes 2 Bytes Variable

See Next Page

. Host Requirements

Since Reply Device Info is a device-to-host message, there is no response for this message.

. Parameter(s) Field

Reply Device Info can change multiple parameters at one time, so it takes compound parameters.


. Length

Total size (bytes) of the Parameter(s) field

. LRC

”Opcode” XOR “Status” XOR “Length” XOR “Parameter(s)”


. Size

Total size (bytes) of the Options field