6-19
Simple Serial Interface
LED_ON
Description: Activate LED output
Packet Format
Field Descriptions
The host sends this message to turn on the decode LED.
Host Requirements
None.
Decoder Requirements
The decode LED is turned on by the decoder.
Length
Opcode
Message Source
Status
LED Selection
Checksum
0x05
0xE7
0x04
0x01
Field Name
Format
Size
Description
Length
Length of message (not
including checksum).
1 Byte
Length Field
Opcode
0xE7
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.
LED Selection
Bit 0 - 7: LED bit
numbers to turn on.
1 Byte
Bit 0 = decode LED
All other bits should be set to 0.
Checksum
2's complement sum of
message contents
excluding checksum.
2 Bytes
Checksum of message.
Содержание SE 923
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Страница 2: ...2 70 37052 01 Rev A February 1999 Symbol Technologies Inc One Symbol Plaza Holtsville N Y 11742 1300...
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Страница 29: ...2 7 Installation Figure 2 3 Exit Window Positioning CASE 1 CASE 2...
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Страница 135: ...5 83 Parameter Menus Prefix Suffix Values DATA FORMAT CANCEL...
Страница 138: ...5 86 SE 923 Scan Engine Integration Guide Scan Data Transmission Format PREFIX DATA SUFFIX 1 SUFFIX 2 0x07...
Страница 155: ...5 103 Parameter Menus Numeric Bar Codes cont d 4 5 6 7...
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