Hatteland Display 13 inch - HD 13T21 STD (Widescreen) - Manual (Page 6)

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DOC101681-1- rev.2
6
8 and 13" DIS DDC Control
All intellectual properties belongs to Hatteland Display AS
6F  Destination address
6E  Source address
88  Length
02  VCP Feature reply op code
RC  Result Code
00h: No Error
01h: Unsupported VCP Code
CP  VCP opcode from Feature request message
TP  VCP type code
00h: Set parameter
01h: Momentary
MH  Maximum value High byte
ML  Maximum value Low byte
SH  Present value High byte
SL  Present value Low byte
CK  DDC/CI checksum
3.2. DDC/CI Standard Command
 VCP Type description
RO  Read Only
WO  Write Only
RW  Read and Write
This part is follow VESA standard DDC/CI command that standard command support
detailed data as below.
 DDC/CI Standard Command Table
VCP Code Description Type
0x03 Soft Controls WO
0x04 Restore Factory Defaults WO
0x10 Black Level Control RW
0x12 Contrast Control RW
0x13 Back Light Control RW
0x14 Color Mode RW
0x1E Auto Setup ( Analog signal only) WO
0x60 Input source RW
0xC0 Display Usage Time (Operation Hour) RO
0xC8 Display Controller Type RO
0xCC OSD Language RW
0xDF VCP Version RO
0xFD Model Identity RO