Samsung SCZ-3370, User Manual

Page: 44 / 56

44_ SAMSUNG-T Protocol Command Description
SAMSUNG-T Protocol Command Description
SAMSUNG-T PROTOCOL COMMAND DESCRIPTION
Command Name
Byte1 Byte2 Byte3 B yte4
Command Packet STX CAM ID HOST ADDR CA
Return Packet STX CAM ID HOST ADDR RES
Checksum CHECKSUM CALCULATION : UNARY OPERATION OF
SUMMATION FROM BYTE2 TO BYTE9.
EX) CHECKSUM = ~ (BYTE2+BYTE3+...+BYTE8+BYTE9);
Reset
Function Reset all data to factory default value.
Command Packet A0h CAM ID HOST ADDR 00
Return Packet A0h CAM ID HOST ADDR 00
Focus Far
Function Move focus lens to far direction.
Command Packet A0h CAM ID HOST ADDR 0
Return Packet A0h CAM ID HOST ADDR 0
Focus Near
Function Move focus lens to near direction.
Command Packet A0h CAM ID HOST ADDR 02
Return Packet A0h CAM ID HOST ADDR 02
Zoom Wide
Function Move zoom lens to wide direction.
Command Packet A0h CAM ID HOST ADDR 00
Return Packet A0h CAM ID HOST ADDR 00
Zoom Tele
Function
Command Packet A0h CAM ID HOST ADDR 00
Return Packet A0h CAM ID HOST ADDR 00
ZOOM Direct
Function
Command Packet A0h CAM ID HOST ADDR 00
Return Packet A0h CAM ID HOST ADDR 00
Parameter P1, P2 : OPTICAL ZOOM = 0000h~064Dh
P3 : DIGITAL ZOOM = ((256*10)/Ratio)-1
EX) D-ZOOM 1.1x : P3=E7h =
((256*10)/11)-1, Ratio 11 me ans 1.1x.
D-ZOOM 2.0x : P3=7Fh =
((256*10)/20)-1, Ratio 20 means 2.0x.