0x21 0x01 0x0E 0x01 0xF0 0x0D
0x21 0x01 0x0E 0x00 0x01 0x00 0x0D
0x21 0x01 0x00 0x01 0xF0 0x0D
0x21 0x01 0x00 0x00 0x01 0x01 0x0D
System Command Specifications
Software version (0x04)
Request the version number of the main software or the control protocol of the MZ8/MZ12.
Example
Command/response sequence to request the RS232 protocol version (1.4):
Command: | 0x21 0x01 0x04 | 0x01 | 0xF0 0x0D |
Response: | 0x21 0x01 0x04 | 0x00 | 0x03 0xF0 0x01 0x04 0x0D |
COMMAND:
Byte: | Description: |
St | 0x21 |
Zn | 0x01 |
Cc | 0x04 |
Dl | 0x01 |
Data | 0xF0 – Request version RS232 protocol |
| 0xF1 - Request version main software |
Et | 0x0D |
RESPONSE: |
|
Byte: | Description: |
St | 0x21 |
Zn | 0x01 |
Cc | 0x04 |
Ac | Answer code |
Dl | 0x03 |
Data1 | Echo data from command |
Data2 | Major version number |
Data3 | Minor version number |
Et | 0x0D |
Power (0x00)
Request or change the standby state.
Example
Command/response sequence to request the power state where the power is on:
Command:
Response:
COMMAND:
Byte: | Description: | |
St | 0x21 |
|
Zn | 0x01 | (command affects all zones) |
Cc | 0x00 |
|
Dl | 0x01 |
|
Data | 0x00 | – Enter standby state |
| 0x01 | – |
| 0x02 | – Toggle power state |
| 0xF0 – Request power state | |
Et | 0x0D | |
RESPONSE: |
|
|
Byte: | Description: | |
St | 0x21 |
|
Zn | 0x01 |
|
Cc | 0x00 |
|
Ac | Answer code | |
Dl | 0x01 |
|
Data | 0x00 | – System is in standby |
| 0x01 | – System is powered on |
Et | 0x0D | |
Request Mute status (0x0E)
Request the mute status of the audio in a zone.
Example
Command/response sequence to request the mute status of zone 1 where zone 1 is muted:
Command:
Response:
COMMAND:
Byte: | Description: | |
St | 0x21 |
|
Zn | Zone number | |
Cc | 0x0E |
|
Dl | 0x01 |
|
Data | 0xF0 – Request mute status | |
Et | 0x0D | |
RESPONSE: |
|
|
Byte: | Description: | |
St | 0x21 |
|
Zn | Zone number | |
Cc | 0x0E |
|
Ac | Answer code | |
Dl | 0x01 |
|
Data | 0x00 | – Zone is muted |
| 0x01 | – Zone is not muted |
Et | 0x0D | |
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