Mindeo FS580, User Manual

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5-16 CMD_RESTART
Description: Ask the scanner to restart.
Packet Format
Length Opcode Status Checksum
0x03 0x5E(‘^’)
Field Descriptions
Field Name Format Size Description
Length 0x03 1 Byte Length Field
Opcode 0x5E 1 Byte Identifies this opcode type.
Status
Bit 0: Identifies transmit status
Bit 6-1: Unused
Bit 7: Command source
1 Byte
Bit 0:
0=First time packet is sent
1= Subsequent transmission attempts
Bit 7: always be 1(message is from the host)
All unused bits recommend to be set to 0.
Checksum
2's complement sum of message
contents excluding checksum.
2 Bytes Checksum of message.
For example: the host sends the command to restart the scanner.
Length Opcode Status Checksum
0x03 0x5E 0x80 0xFF 0x1F
Host Requirements
The host sends command CMD_RESTART to tell the scanner to restart once. This command is only
supported by RS232 interface or USB Virtual COM.
Scanner Requirements
If ACK/NAK handshaking is enabled, the scanner responds with ACK or NAK and restart, when the
command CMD_RESTART received.