EYE-LCD-8400-QHD-LE
56
Responses
Read
Instruction Positive Response
Negative Response
GET
DATA(1;<COMMAND>;<VALUES>)
NACK(1)
Write
Instruction Positive Response
Negative Response
SET
ACK(1)
NACK(1)
Other
Instruction Positive Response
Negative Response
FORMAT
ACK(1)
NACK(1)
)
NOTE:
Unknown instructions are always answered with NACK(<DEVICE_ID>).
Command: GET(<DEVICE_ID>;ALL)
The device transmits all available data and an acknowledgement after the last
transmitted data.
Command: SAVE(<DEVICE_ID>;ALL)
All actual parameters will be stored in a database file located on the internal
flash storage. After power on sequence, the Display will boot with this Values.
)
NOTE:
If you do not use this SAVE command after changing parameters from next
start up the display will restore previously stored values!
Command examples
Instruction
Response
→
GET(0;ALL)
←
DATA(1;POWER;1)
←
DATA(1;INPUT_SOURCE;7)
←
DATA(1;BACKLIGHT;80)
←
DATA(1;BACKLIGHT_EN;1)
...
←
DATA(1;AUDIO_VOLUME;20)
←
ACK(1)
→
FORMAT(1;ALL)
//factory reset
←
ACK(1)
→
SAVE(1;ALL)
←
ACK(1)
)
TIP:
•
Protocol is case sensitive
•
Response is always in upper case
•
Any whitespaces are ignored
