6. Programmer's Reference DA2DVI-HDCP-Pro – User's Manual 21
Legend:
Each number represents the EDID validity state for the
corresponding memory location.
The status of a deleted EDID returns to ‘0’ after query.
6.4.4. View EDID Header
Description: Shows basic information about EDIDs in the memory.
Explanation:
Shows the EDID from U14 memory slot which is the EDID saved by the user to the location 14
.
Legend: Depending on <loc> the query can be for one EDID or all EDID in the block.
The <EDID_HEADER> is ‘-‘ for invalid EDIDs.
Value Description
‘0’ invalid EDID
‘1’ valid EDID
‘2’ deleted EDID
‘3’ changed EDID
‘4’ empty EDID slot
<type> Description Response length
U User saved EDIDs 48
D Dynamic EDIDs 2
E Emulated EDIDs 1
Format Example
Command
→
{whu14}
Response (EH#<loc>●<EDID_HEADER>)CrLf
←
(EH#U14 NEC 1280x1024@60
<loc> Result Response
Fxx Factory EDID query
header for one EDID
Uxx User EDID query
Dxx Dynamic EDID query
Exx Emulated EDID query
All Factory preset EDIDs headers for all Factory EDIDs
All User saved EDIDs headers for 50 user EDIDs
All Dynamic EDIDs headers from all outputs (frame size)
All Emulated EDIDs headers from all inputs (frame size)
<loc> Result
PNPID code The three letter abbreviation of the manufacturer
Preferred resolution
The resolution and refresh rate stored in the preferred detailed
timing block.
Name The name of the display device stored in product descriptor.
6.4.5. Delete EDID from Memory
Description: Clear EDID from memory location <loc>.
Explanation: All user EDIDs are cleared from memory.
Legend: Depending on <loc>, one EDID or all EDIDs in a block can be cleared.
6.4.6. Download EDID Content
Description: EDID hex bytes can be read directly. The router will issue the whole content of the EDID present
on memory location <loc> (256 bytes).
Legend: <B1>..<B256> are space separated hex characters represented in ASCII format.
Explanation: Full EDID from memory location F1 is downloaded.
Format Example
Command {DE<loc>}
→
Response (DE_OK)CrLf
(E_S_C)CrLf
←
←
(DE_OK)
E_S_C)
<loc> Result
Fxx Not valid! Factory EDID cannot be deleted. No response.
Uxx
Dxx
is connected.
Exx
Not valid! Factory EDID cannot be deleted. No response.
All User EDIDs are deleted.
All Dynamic EDIDs are deleted. They will be empty until a new monitor
is connected.
All Emulated EDIDs are cleared. By default F49 EDID is copied to them.
Format Example
Command
→
{wef1}
Response (EB#<loc>●<B1> ●<B2>●..●<B256>)CrLf
←
(EB#F1 00 FF FF FF FF FF FF 00 32 F2 00
00 00 .. .. .. 00 00)
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