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3.2 Request Time (Second Category=0x02)
PC Request: <0x41>, <0x01>, <0x20>, <0x02>, <0x02>, <0x00>, <0x4f>
NVR 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>
3.3 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>
NVR Act: Changing the time and date.
3.4 Request State (Second Category=0x06)
PC Request: <0x41>, <0x01>, <0x20>, <0x02>, <0x06>, <0x00>, <0x4f>
NVR Response: <0x41>, <0x20>, <0x01>, <0x02>, <0x06>, <0x01>,
<System State = 0..>, <0x4f>
Description of <System State>:
STATE_INIT 0
STATE_LIVE 1
STATE_REC 2
STATE_PLAY 3
S_STATE_PAUSE 4
STATE_NET_PLAY 5
STATE_NET_PAUSE 6
STATE_RESTART 7
STATE_SETUP 8,9
STATE_MENU 10,11,12,13,14,15
STATE_DHCP_WAIT 16
STATE_SEARCH 17
STATE_BACKUP 18,19
3.5 Time Search (Second Category=0x0b)
PC send: <0x41>, <0x01>, <0x20>, <0x02>, <0x0b>, <0x06>, <6 Bytes Date/Time>,
<0x4f> where < 6 bytes Date/Time >, = 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 Date/Time =
<0xd2>, <0x07><0x06>, <0x0b>, <0x11>, <0x00> where 2003= 210(=0xd3) + 7(=0x07) *256
NOTE: The NVR accepts RS-232 time search commands only under the live or playback
Mode.
RMN040200260 _V1.3