文档介绍：DVR控制协议修正事项
1. 通信方式
Data 传送方式 : RS485, Start-Stop Synchronized serial interface
协议: 8bit data ,1 Stop bit, None Par
0XFF
0XFF
SEARCH
0x02
UP
0x04
DOWN
0x05
LEFT
0x06
RIGHT
0x07
PLAY/PAUSE
0x08
STOP
0x09
REC LOCK
0x0A
RECORD
0x0B
1 (▷)
JOG SHUTTLE
(SHUTTLE)
0x0C
2 (×2)
0x0D
3 (×4)
0x0E
4 (×8)
0x0F
5 (×16)
0x10
6 (×32)
0x11
7 (×64)
0x12
8 (×128)
0x13
1 (◁)
0x14
2 (×2)
0x15
3 (×4)
0x16
4 (×8)
0x17
5 (×16)
0x18
6 (×32)
0x19
7 (×64)
0x1A
8 (×128)
0x1B
MODE
0x2B
FREEZE
0x2D
ALARM
0x2E
PANIC
0x2F
SEQUENCE
0x30
REWIND
0x31
FAST FORWARD
0x32
◀I
JOG SHUTTLE
(JOG)
0x33
I▶
0x34
ENTER
0x35
DVR P/T/Z command
0x36
3. DVR PTZ Command
参照
PC based DVR PRESET
0x37
4. PC based DVR PRESET Command参照
Function
Byte4
Byte5
Byte6
Byte7
Byte8
PRESET
0x1A
0X3A
0xFF
0xFF
0xFF
VIEW
0X3B
ZOOM
0X3C
VCR
0X3D
EJECT
0X3E
PTZ state
0X3F
0 / AUDIO 设定 按钮
0X40
1 / CH1
0X41
2 / CH2
0X42
3 / CH3
0X43
4 / CH4
0X44
5 / CH5
0X45
6 / CH6
0X46
7 / CH7
0X47
8 / CH8
0X48
9 / CH9 / PLAY BACK频道 按钮
0X49
CH10
0X4A
CH11
0X4B
CH12
0