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Section4 Details of each Command
4.1 Commands Transmitted from the External Device (Computer) to the AR-3000
The following 5 types of command are transmitted from the external device to the
1) Control (execute) commands
These command signals cause the
2) Editing commands
To prevent accidental erasure of data, edit commands are executed after entering Delete mode. Commands are executed using the following procedure.
1. External | to | AR | The DM command is sent, and the | ||
2. | AR | to | External | When the command is received correctly, an ACK is returned. | |
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| If the command is not correct, an error code is returned, and Delete |
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| mode is automatically exited. |
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| * When no command is received for two minutes, the Delete mode is |
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| automatically exited. |
3. | External | to | AR | If no error has occurred, transmit the command to be executed. | |
4. | AR | to | External | The command transmitted in step 3 will be | |
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| confirmation. |
5. External | to | AR | If the command is correct, transmit an ACK command. | ||
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| The command will be executed, and Delete mode will be exited |
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| automatically. If the command is an error, transmit an ER command |
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| “ER:1;”. Delete mode will be exited automatically. |
Commands valid when in Delete mode |
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External to AR |
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CD | : Delete Card | CP | : Copy Card |
CO | : Convert Card | FM | : Format Card |
LS | : Recorded phrase protect mode | LW | : Recorded phrase protect mode |
SP | : System copy | PC | : Copy Phrase |
PD | : Delete Phrase | RC | : Convert recording type |
PT | : Delete the silent portions (Truncate) |
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PV | : Divide Phrase |
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PM | : Combine phrase | TS | : Time Stretch |
RC | : | PI | : Seek and set playback points at the |
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| locations of silent portions |
In Delete mode, when a command other than an Edit command is received by the