Hatteland Display 13 inch - HD 13T21 STD (Widescreen) - Manual (Page 18)

sssssss
DOC101681-1- rev.2
18
8 and 13" DIS DDC Control
All intellectual properties belongs to Hatteland Display AS
Command example:
[S] 6E [W] 51 84 E7 F3
00 26 89 [P]
Red color  set data length.
Green color  Sub function ID.
3.3.13. Sub-Function: 0x27 ALARM ACK
This command is buzzer OFF and error LED dark when watchdog is active to fault.
Command example:
[S] 6E [W] 51 84 E7 F3
00 27 88 [P]
Red color  set data length.
Green color  Sub function ID.
3.3.14. Sub-Function: 0x28 ALARM I/O status
This command is watchdog active to wait time.
Command example:
[S] 6E [W] 51 85 E7 F3
01 28 01 86 [P]
[S] 6E [W] 51 84 E2 F3
01 28 83 [P]
[S] 6F [R] 6E 84 E4
01 28 11 66 [P]
Red color  Set or Get data length.
Green color  Sub function ID.
Blue color  Set or get data.
 I/O data map is as below.
Bit 0: Error LED
Bit 1: Relay K1
Bit 2: HS
Bit 3: Buzzer
Bit 4: 5V input status
Bit 5
– 7: Reserve