Symbol SE 923, Integration Manual

Page: 176 / 238

6-20
SE-923 Scan Engine Integration Guide
PARAM_DEFAULTS
Description: Sets the parameters to their factory default values
Packet Format
Field Descriptions
This command returns all parameters to their factory default settings.
Host Requirements
The host sends this command to reset the decoders parameter settings to the factory default
values.
Decoder Requirements
Upon receiving this command, the decoder resets all its parameters to the factory default
values. The behavior is the same as scanning a SET DEFAULTS bar code.
Length Opcode Message Source Status Checksum
0x04 0xC8 0x04
Field Name Format Size Description
Length Length of message (not
including checksum). 1 Byte Length Field
Opcode 0xC8 1 Byte Identifies this Opcode type.
Message
Source 4 = Host 1 Byte Identifies where the message is
coming from.
Status Bit 0: Retransmit
Bit 1-7: Unused 1 Byte Identifies the transmission status.
Unused bits must be set to 0.
Checksum 2's complement sum of
message contents
excluding checksum. 2 Bytes Checksum of message.