BSWA 308 - Instruction Describe

BSWA 308/309 BSWA Technology Co., Ltd
69
5.3.3 Instruction Describe
Note in This Section:
 In the following description, the value, range and default value of parameter are show as
ASCII code.
 The default value means the sound level meter just delivery to user or restore to the
factory settings.
IDXp1: Setup ID
ID of sound level meters in one network must be different. Otherwise, there will be a
communication error.
★Note: When the IDX instruction is correctly received by sound level meter, ACK signal will
be returned with the new ID.
Instruction
Parameters
Explanation
IDX
p1: ID number;
Range: 1~255;
Default: 1
ASCII
I
D
X
1
Hex
49H
44H
58H
31H
Byte
1
1
1
1~3
Return
ACK / NAK
Example 1: set the ID as 3.
02 01 43 49 44 58 33 03 25 0D 0A
Return: ACK. Note where ID has been changed to 3 (03H).
02 03 06 03 040D 0A
Example 2: set the ID as 255.
02 01 43 49 44 58 32 35 35 03 24 0D 0A
Return: ACK. Note where ID has been changed to 255 (FFH).
02 FF 06 03 F8 0D 0A
IDX?: Query ID
Instruction
Parameters
Explanation
IDX
Query parameter: ?
ASCII
I
D
X
?
Hex
49H
44H
58H
3FH
Byte
1
1
1
1
Return
Return the current ID number