Samsung PH64KRPMBF/XY, PH64KRRMBF/EN Ack/Nak CMD Val1 Length Check 0xAA 0xFF ‘A’ 0x18 Screen Sum

Introduction

•Screen Mode Control

•Function

Personal Computer changes "Screen Mode" of TV or Monitor

Cannot be controlled when Video Wall is on.

Caution

Only works with models include TV.

•Get Screen Mode Status

Header

0xAA

command

0x18

ID

DATA Length

0

CheckSum

•Set Picture Size

Header

0xAA

command

0x18

ID

DATA Length

1

DATA

Screen Mode

CheckSum

	Screen Mode : Screen Mode code to be set on TV or Monitor
	0x01		16 : 9
	0x04		Zoom
	0x31		Wide Zoom
	0x0B		4 : 3
•	Ack
	Header	command			DATA	Ack/Nak	r-CMD	Val1
					Length				Check
				ID
	0xAA	0xFF			3	‘A’	0x18	Screen	Sum
								Mode
	Screen Mode : Same as above
•	Nak
	Header	command			DATA	Ack/Nak	r-CMD	Val1	Check
				ID	Length
									Sum
	0xAA	0xFF			3	‘N’	0x18	ERR

ERR : Error code that shows what occurred error is

•Screen Size Control

•Function

Personal Computer recognizes the screen size of TV or Monitor.