Sets the active frequency of an instrument.
Request
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|---|
| ID | 20 | I | X | X | X | Y | Y | Y | | | | | | | | | | | | | | | | | | | | | | | |
Request Structure
| Byte | Value | Size | Type | Description | COMM / NAV | ADF |
|---|
| 0 | ID | 1 | BIN | RNS address (ID) | | |
| 1 | 20 | 1 | BIN | Set Active Frequency instr. code | | |
| 2 | I | 1 | BIN | 0-NAV, 1-COMM, 2-ADF | | |
| 3 | X | 1 | BIN | 1st digit | 1st integer | 1st integer |
| 4 | X | 1 | BIN | 2nd digit | 2nd integer | 2nd integer |
| 5 | X | 1 | BIN | 3rd digit | 3rd integer | 3rd integer |
| 6 | Y | 1 | BIN | 4th digit | 1st decimal | 4th integer |
| 7 | Y | 1 | BIN | 5th digit | 2nd decimal | |
| 8 | Y | 1 | BIN | 6th digit | 3rd decimal | |
Response
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|---|
| ID | 20 | V | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Response Structure
| Byte | Value | Size | Type | Description |
|---|
| 0 | ID | 1 | BIN | RNS address (ID) |
| 1 | 20 | 1 | BIN | Set Active Frequency instruction code |
| 2 | V | 1 | BIN | 1 for successful, 0 otherwise |
Factory Default Values
| Instrument | Frequency | Minimum | Maximum |
|---|
| NAV | 108.000 | 0.000 | 999.999 |
| COMM | 118.000 | 0.000 | 999.999 |
| ADF | 0000 | 0000 | 9999 |
Examples
Setting NAV Active Frequency to 111.400:
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|---|
| ID | 20 | 0 | 1 | 1 | 1 | 4 | 0 | 0 | | | | | | | | | | | | | | | | | | | | | | | |
Setting COMM Active Frequency to 118.250:
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|---|
| ID | 20 | 1 | 1 | 1 | 8 | 2 | 5 | 0 | | | | | | | | | | | | | | | | | | | | | | | |
Setting ADF to 0357:
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|---|
| ID | 20 | 2 | 0 | 3 | 5 | 7 | 0 | 0 | | | | | | | | | | | | | | | | | | | | | | | |