Select by id – Cino FA470 User Manual
Page 23

Command Descriptions
2-8
Select By ID
(BT)
Descriptions
Use the auto-assigned ID number to select the desired scanner to communicate
This command is useful when multiple scanners are connected to the SmartCradle in PICO mode.
Afterwards, all the subsequent serial command will be send to this selected scanner, and the other
scanners will not be able to communicate with the host until a Deselect By ID command is sent.
Available for F, L & A series
Packet Format
Prefix
Opcode
Status
Length
Parameter
LRC
Suffix
7Eh
95h FFh FFh
00h
00h 05h
See Below
Variable
7Eh
1 Byte
3 Bytes
1 Byte
2 Bytes
5 Bytes
1 Byte
1 Byte
Parameter
First and the only Parameter
PID
Size
Options
FFh 01h
00h 01h
(Scanner’s ID)
2 Bytes
2 Bytes
1 Byte
. Host Requirements
If the device successfully received the above command issued by the host, a “Device ACK” will send to
the host right after the device performed the action. Otherwise, a “Device NAK” will be sent to host to
issue a command error. However, if the host can not receive any response from the device within the
user preset time-out duration, please resend the above command.
. 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