(3) Return format [VTR controller (PC)]
The following responses are made to the command. If necessary, more than one response is made.
When the communication has terminated normally
1. The receive completion message is returned.
[ACK]
06h
2.The execution completion message is returned. [STX] [command] [data] [ETX]
02h XX XX XX
• | [command] | :This is the message (data) which is returned or the execution completion | |
|
| message identifier. |
|
• | [data] | :This is the data to be returned. It can be omitted. | |
| Example: | Send command | Return message (data) |
|
| [STX] OPL [ETX] | [ACK] [STX] OPL [ETX] |
When the communication has terminated abnormally
[NACK]
15h
When processing is not possible due to incorrect data or trouble in the VTR
1.The receive completion message is returned. [ACK]
0 6 h
2.An error code is returned.
[STX] E R N1 N2 N3 [ETX] 02h Error code 03h
4. Error code table
ER001 : Invalid command
•Unsupported command received.
•Error in command execution ER002 : Parameter error
ER102 : VTR mode error (front loading motor)
ER103 : VTR mode error (loading motor)
ER104 : VTR mode error (drum, capstan system)
ER105 : VTR mode error (reel system)
ER106 : VTR mode error (tension system)
ER108 : VTR dew error
ER1FF : VTR system error