Filter
Top Products
55
6.2.2 COMMAND Types
6.2.2.0 Command (Main Category=0x02)
6.2.2.1 Handshake (Second Category=0x01)
PC Request: <0x41>, <0x01>, <0x20>, <0x02>, <0x01>, <0x00>, <0x4f>
DVR Response: <0x41>, <0x20>, <0x01>, <0x02>, <0x08>, <0x00>, <0x4f>
6.2.2.2 Request Time (Second Category=0x02)
PC Request: <0x41>, <0x01>, <0x20>, <0x02>, <0x02>, <0x00>, <0x4f>
DVR Response: <0x41>, <0x20>, <0x01>, <0x02>, <0x02>, <0x07>, <7 Time Value >, <0x4f>
The following case is an illustration of < 7 Time Value>
2001/06/20 17:05:00 = <0xD1>, <0x07>, <0x06>, <0x14>, <0x11>, <0x05>, <0x00>
6.2.2.3 Set Time (Second Category=0x02)
PC Request: <0x41>, <0x01>, <0x20>, <0x02>, <0x02>, <0x07>, < 7 Time Value >, <0x4f>
The following case is an illustration of < 7 Time Value>
2001/06/20 17:05:00 = <0xD1>, <0x07>, <0x06>, <0x14>, <0x11>, <0x05>, <0x00>
DVR Act: Changing the time and date.
NOTE: The date (year, month and day) may not be set by RS-232. In this case,
please set at the desired date after setting the date at different year, different
month and different day.
6.2.2.4 Request State (Second Category=0x06)
PC Request: <0x41>, <0x01>, <0x20>, <0x02>, <0x06>, <0x00>, <0x4f>
DVR Response: <0x41>, <0x20>, <0x01>, <0x02>, <0x06>, <0x01>,
<System State = 0..>, <0x4f>
Description of <System State>:
STATE_STOP 0
STATE_REC 1
STATE_PLAY 3
STATE_SETUP 6
STATE_SEARCH 7
STATE_BACKUP 15
STATE_NET_PLAY 23
6.2.2.5 Time Search (Second Category=0x0b)
PC Request: <0x41>, <0x01>, <0x20>, <0x02>, <0x0b>, <0x06>, <6 Time Value >, <0x4f>
where < 6 Time Value > = year ( 2 bytes, = LowByte + HighByte*256 ), month ( 1 byte),
day (1 byte), hour(1 byte),min(1 byte)
Example: to search 06/12/2002 17:00 the Time Value =
<0xd2>,<0x07><0x06>,<0x0b>,<0x11>,<0x00> where 2003= 210(=0xd3) + 7(=0x07) *256
NOTE: The DVR accepts RS-232 time search commands only under the live or playback
Mode.