TASCAM CD-A750 RS-232C Specification - Page 26

Error Sense Request, Illegal Status, Power On Status, Changed Status, Error Sense Return

Page 26 highlights

TASCAM CD-A750 RS-232C Protocol Specifications ERROR SENSE REQUEST This is transmitted when the controlled device is in an error condition. If this command is transmitted from the controlled device, the external controller device should transmit the command "ERROR SENSE [78]" to determine the content of the error. Command F0 Machine ID 0 or 1 Data none Request/Preset none ILLEGAL STATUS This command is returned when an invalid command or data has been sent to the controlled device. If this command is transmitted from the controlled device, the external controller device should re-transmit the correct command or data in compliance with the specifications. Command F2 Machine ID 0 or 1 Data none Request/Preset none POWER ON STATUS This command indicates that the controlled device has been powered-on. Command F4 Machine ID 0 or 1 Data none Request/Preset none CHANGED STATUS This command indicates that the operation or mode of the controlled device has changed. Command F6 Machine ID 0 or 1 Data 2 bytes Data 1 Data 2 Description Remarks 0 0 Changed Mechanical The status of the mechanism has changed Status 0 3 Changed Track/EOM The track number has changed. The EOM Status display/non-display state has changed. Request/Preset none ERROR SENSE RETURN This is the return command for the command "ERROR SENSE [78]." It returns an error code. Command F8 Machine ID 0 or 1 Data 4 bytes Data 1 N2 Error code (N1-N2N3) Data 2 N3 1-01 An error occurred during communication with the CD drive Data 3 0 1-02 The file type is not supported or otherwise could not be played Date 4 N1 1-03 The TOC or file system could not be read, or focus adjustment was not possible 1-04 The CD drive hardware is broken 1-05 The track cannot be accessed 26 TEAC Corporation

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TASCAM CD-A750 RS-232C Protocol Specifications
26
TEAC Corporation
ERROR SENSE REQUEST
This is transmitted when the controlled device is in an error condition.
If this command is transmitted from the controlled device, the external controller device should
transmit the command "ERROR SENSE [78]" to determine the content of the error.
Command
F0
Machine ID
0 or 1
Data
none
Request/Preset
none
ILLEGAL STATUS
This command is returned when an invalid command or data has been sent to the controlled device.
If this command is transmitted from the controlled device, the external controller device should
re-transmit the correct command or data in compliance with the specifications.
Command
F2
Machine ID
0 or 1
Data
none
Request/Preset
none
POWER ON STATUS
This command indicates that the controlled device has been powered-on.
Command
F4
Machine ID
0 or 1
Data
none
Request/Preset
none
CHANGED STATUS
This command indicates that the operation or mode of the controlled device has changed.
Command
F6
Machine ID
0 or 1
Data
2 bytes
Data 1
Data 2
Description
Remarks
0
0
Changed
Mechanical
Status
The status of the mechanism has changed
0
3
Changed
Track/EOM
Status
The track number has changed. The EOM
display/non-display state has changed.
Request/Preset
none
ERROR SENSE RETURN
This is the return command for the command "ERROR SENSE [78]."
It returns an error code.
Command
F8
Machine ID
0 or 1
Data
4 bytes
Data 1
N2
Error code (N1-N2N3)
Data 2
N3
1–01
An
error
occurred
during
communication with the CD drive
Data 3
0
1–02
The file type is not supported or
otherwise could not be played
Date 4
N1
1–03
The TOC or file system could not be
read, or focus adjustment was not
possible
1–04
The CD drive hardware is broken
1–05
The track cannot be accessed