JVC BR-DV6000U User Manual - Page 89

Information gathering sense commands

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❈ Example of CLEAR ERROR Specify the cue-up point at 1:10:10:25. The specified data after the CUE UP WITH DATA command is invalid. Correct it with the CLEAR ERROR command. Input error TxD RxD 01 10 10 25 B2 30 31 31 30 31 30 33 41 32 35 0A 0A 0A 0A 0A 0A 0A 0A 0A 0A 0A CLEAR ERROR ● Information gathering (sense) commands These commands are used to check the VCR operation status. When a command corresponding to requested information is received by the VCR, data is returned in 1-byte packets. The number of bytes returned differs depending on the command. Table J1 J1 J1 B Command Description 72 ROM VERSION : For checking the RS-232C interfacerelated ROM version. 3-byte data is returned. BE DATA SENSE : For checking the VCR's date data. The data is returned in order of month, date and year. During playback, the time data on the tape is returned. BF TIME SENSE : For checking the VCR's time data. The data is returned in order of hour, minute and second. During playback, the time data on the tape is returned. D1 DEVICE TYPE : For checking the device type. D: 44h, V:56h, 6:36h, K:4Bh D4 TAPE REMAIN SENSE : For checking the tape remaining time. 3-byte data is returned showing the hour (one's place) and minutes (ten's place and one's place). D6 PREROLL SENSE : For checking the preroll time. 2-byte data is returned showing the seconds (ten's place and one's place). D7 STATUS SENSE : For checking the status. Refer to STATUS SENSE. (☞ Page 90) Table B B B Command Description D8 CURRENT TC SENSE : For checking the time code data. The data is returned in the order of hour, minute, second and frame. Effective when the counter mode is set to TC. D9 CURRENT CTL SENSE : For checking the CTL data. The uppermost digit shows positive or negative.Effective when the counter mode is set to CTL. DA IN DATA SENSE : For checking the edit-in position. The data is returned in the order of hour, minute, second and frame. DB OUT DATA SENSE : For checking the edit-out position. The data is returned in the order of hour, minute, second and frame. DC CURRENT TC UB SENSE : For checking the user's bit data. Data A from F is represented with ASCII code 41h to 46h. Effective when the counter mode is set to UB. DD JVC STATUS SENSE : For checking the status. Refer to JVC STATUS SENSE. (☞ Page 91) FB VTR IND : For checking VCR connection. 89

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89
❈
Example of CLEAR ERROR
Specify the cue-up point at 1:10:10:25.
The specified data after the CUE UP WITH
DATA command is invalid.
Correct it with the
CLEAR ERROR command.
●
Information gathering (sense) commands
These commands are used to check the VCR
operation status.
When a command corresponding to requested
information is received by the VCR, data is re-
turned in 1-byte packets. The number of bytes
returned differs depending on the command.
TxD
B2
RxD
0A
30
0A
31
0A
31
0A
30
0A
31
0A
30
0A
33
0A
41
0A
32
0A
35
0A
CLEAR ERROR
01
10
10
25
Input error
J1
J1
J1
B
72
BE
BF
D1
D4
D6
D7
ROM VERSION :
For checking the RS-232C interface-
related ROM version. 3-byte data is
returned.
DATA SENSE :
For checking the VCR’s date data. The
data is returned in order of month, date
and year. During playback, the time
data on the tape is returned.
TIME SENSE :
For checking the VCR’s time data. The
data is returned in order of hour,
minute and second. During playback,
the time data on the tape is returned.
DEVICE TYPE :
For checking the device type.
D: 44h, V:56h, 6:36h, K:4Bh
TAPE REMAIN SENSE :
For checking the tape remaining time.
3-byte data is returned showing the
hour (one’s place) and minutes (ten’s
place and one’s place).
PREROLL SENSE :
For checking the preroll time. 2-byte
data is returned showing the seconds
(ten’s place and one’s place).
STATUS SENSE :
For checking the status. Refer to STA-
TUS SENSE. (
☞
Page 90)
B
B
B
D8
D9
DA
DB
DC
DD
FB
CURRENT TC SENSE :
For checking the time code data. The
data is returned in the order of hour,
minute, second and frame. Effective
when the counter mode is set to TC.
CURRENT CTL SENSE :
For checking the CTL data. The up-
permost digit shows positive or
negative.Effective when the counter
mode is set to CTL.
IN DATA SENSE :
For checking the edit-in position.
The
data is returned in the order of hour,
minute, second and frame.
OUT DATA SENSE :
For checking the edit-out position.
The
data is returned in the order of hour,
minute, second and frame.
CURRENT TC UB SENSE :
For checking the user’s bit data. Data
A from F is represented with ASCII
code 41h to 46h. Effective when the
counter mode is set to UB.
JVC STATUS SENSE :
For checking the status. Refer to JVC
STATUS SENSE. (
☞
Page 91)
VTR IND :
For checking VCR connection.
Table
Command
Description
Table
Command
Description