Mindeo FS580 - Beep

75
5-2 BEEP
Description: Ask the scanner to sound the beeper.
Packet Format
Length
Opcode
Status
Beep Code
Checksum
0x04
0x42
Field Descriptions
Field Name
Format
Size
Description
Length
0x04
1 Byte
Length Field
Opcode
0x42
1 Byte
Identifies this opcode type.
Status
Bit 0: Identifies transmit status
Bit 6-1: Unused
Bit 1-7: 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.
Beep Code
See Table 5-3 .
1 Byte
Number that identifies a beep sequence.
Checksum
2's complement sum of message
contents excluding checksum.
2 Bytes
Checksum of message.
This command instructs the scanner to sound the beep sequence indicated by the Beep Code field.
In Table 5-3, Duration (a relative term) is the length of a sound, Pitch (a relative term) is the pitch of the
sound, and Number of Beeps indicates the times of a repeated beep pitch at the specified duration.
Table 5-3 Beep code definitions
Beep
Code
Duration
(ms)
Pitch
No. of
beeps
Beep
Code
Duration
(ms)
Pitch
No. of beeps
0x00
72
High
1 (Short)
0x0D
1569
High
4 (Long)
0x01
193
High
2 (Short)
0x0E
2011
High
5 (Long)
0x02
315
High
3 (Short)
0x0F
241
Low
1 (Long)
0x03
436
High
4 (Short)
0x10
684
Low
2 (Long)
0x04
558
High
5 (Short)
0x11
1126
Low
3 (Long)
0x05
72
Low
1 (Short)
0x12
1569
Low
4 (Long)
0x06
193
Low
2 (Short)
0x13
2011
Low
5 (Long)
0x07
315
Low
3 (Short)
0x14
382
Hi-Lo-Hi-Lo
4 (Fast Warble)
0x08
436
Low
4 (Short)
0x15
965
Hi-Lo-Hi-Lo
4 (Slow Warble)
0x09
558
Low
5 (Short)
0x16
191
Hi-Lo
2 (Mix 1)
0x0A
241
High
1 (Long)
0x17
191
Lo-Hi
2 (Mix 2)
0x0B
684
High
2 (Long)
0x18
292
Hi-Lo-Hi
3 (Mix 3)
0x0C
1126
High
3 (Long)
0x19
282
Lo-Hi-Lo
3 (Mix 4)
For example: Host sends beep command to scanner (Beep code: 0x06)
Length
Opcode
Status
Beep Code
Checksum
0x04
0x42
0x80
0x06
0xFF 0x34
The method of calculating Checksum: