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Facilità d'uso
To specify the cue point, transmit the time data (hour: minute: second: frame, a total of 8 bytes with 2 bytes for each) following this command. B5 F-SHUTTLE Shuttle play. The search speed is specified by sending the speed code data after this command (see the table below). Speed code table (corresponding speed) Speed code Search speed 30h Still 31h 0.1 33h 0.2 34h 0.3 35h 1 36h 2 37h 5 38h 10 32 33 11 RS-232C INTERFACE 11 RS-232C INTERFACE 11 RS-232C INTERFACE Commands Description B6 R-SHUTTLE Shuttle reverse play. The search speed is specified by sending the speed code data after this command (see the table above). C4 FULL EE ON Full EE mode ON C5 FULL EE OFF Full EE mode OFF CA REC Record. Transmit this command after transmitting REC DUB REQUEST. CB REC PAUSE Record pause. Transmit this command after transmitting REC DUB REQUEST. CC A. DUB Audio dubbing. Transmit this command during playback after transmitting REC DUB REQUEST. CD A. DUB PAUSE Audio dubbing pause. Transmit this command during audio dubbing after transmit ting REC DUB REQUEST. E2 COUNTER RESET Counter reset FA REC REQUEST Recording request (use with the recording-related command). Setting (preset) commands These commands activate various settings on the VCR. When a command is sent, the corresponding setting is activated. Commands Description E0 TC DATA PRESET Use to preset the time code data. To set, transmit the time data following this command. Specify the time in order of hour, minute, second and frame, using two digits for each item. When ENTER (40h) is transmitted before all digits have been transmitted, the time code data can be specified by entering digits from the uppermost digit. Set the VCR’s [REMOTE] switch to “ REMOTE” . E1 TC UB DATA PRESET Use to preset the user bits. E6 PREROLL TIME Use to set the preroll time. Specify this by transmitting 2-byte data following this PRESET command. First byte for ten place and second byte for one place. E7 TIMER MODE SELECT Use to select the counter mode. Following this command, send data (1 byte) corresponding to the counter mode. High Low Counter mode 3 (fixed) 1 TC 2 CTL 5 UB Information gathering (sense) commands These commands are used to check the VCR operation conditions. When a command requesting information is received by the VCR, data is returned in 1-byte packets corresponding to the information requested. The number of bytes returned differs depending on the command. 8E DATE PRESET Use to set the date. Following this command, send 6-byte numeric data. Specify the Commands Description month, day and year in order with two digits for each. 72 ROM VERSION Use to check the RS-232C interface-related ROM version. 3-byte data is returned. 8F TIME PRESET Use to set the date. Following this command, send 6-byte numeric data. Specify the BE DATE SENSE Use to check the VCR’s date data. The data is returned in order of month, day and hour, minute and second in order with two digits for each. year. During playback, the time data on the tape is returned. BF TIME SENSE Use to check the VCR’s time data. The data is returned in order of hour, minute and second. During play, the time data on the tape is returned. D1 DEVICE TYPE Use to check the device type. D:44h, V:55h, 6:36h, 0:30h D4 TAPE REMAIN SENSE Use to check the tape remaining time. 3-byte data is returned showing the hour (ones place) and minutes (tens place and ones place). D5 SSF DATA SENSE Use to check the Super Scene Finder data. D6 PREROLL TIME SENSE Use to check the preroll time. 2-byte data is returned showing the seconds (tens place and ones place). D7 STATUS SENSE Use to check the status. Refer to the contents of the STATUS SENSE. D8 CURRENT TC SENSE Use to check the time code data. The data is returned in the order of hour, minute, second and frame. D9 CURRENT CTL SENSE Use to check the CTL data. The uppermost digit shows plus or minus. DC CURRENT TC UB Use to check the user bits data. Data A from F is expressed with SENSE ASCII code 41h to 46h. DD JVC STATUS SENSE Use to check the status. Refer to JVC STATUS SENSE for details. FB VTR IND Use to check the VCR connection. 34 35 11 RS-232C INTERFACE Contents of STATUS SENSE When the STATUS SENSE (D7H) command is sent, the following data (5 bytes) is returned. First byte Bit No. Status When the bit is 1 7 Always 1 6 Always 0 5 SHORT FF/REW During short FF or short REW 4 REC INHIBIT Recording is inhibited. 3 CASSETTE OUT There is no cassette loaded. 2 SERVO LOCK Servo is locked. 1 Undefined Always 0 0 ERROR An error has occurred. Second byte Bit No. Status When the bit is 1 7 VIDEO EE Video output is EE. 6 AUD 1 EE Audio 1 output is EE. 5 VIDEO MUTE Always 0 4 AUD 1 MUTE Always 0 3 WARNING There is a problem with the VCR. 2 DEW Condensation has formed in the VCR. 1 TAPE BEGIN Short FF at the tape beginning 0 TAPE END Short REW at the tape end Third byte Bit No. Status When the bit is 1 7 TIMER PLAY The [TIMER] switch is set to “ PLAY” . 6 TIMER REC The [TIMER] switch is set to “ RE...
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