Setting Copy; Setting Copy Read - NEC X754HB Manual

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21. Setting Copy

21.1 Setting Copy Read

This command is used in order to read the Setting Copy.
1) The controller requests the monitor to read Setting Copy
Header
SOH-'0'-Monitor ID-
'0'-'A'-'0'-'8'
Header
SOH (01h): Start of Header
'0' (30h): Reserved
Monitor ID: Specify the Monitor ID of which you want to change a setting.
Ex.) If Monitor ID is '1', specify 'A'.
'0' (30h): Message sender is the controller.
'A' (41h): Message type is "Command".
'0'-'8'(30h, 38h): Message length (8byte)
Message
STX (02h): Start of Message
'C'-'A'-'0'-'9' (43h,41h,30h,39h): Setting Copy command
'0'-'0' (30h,30h): Target Read
ETX (03h): End of Message
Check code
BCC: Block Check Code
Refer to the section 4.3 "Check code" for a BCC calculation.
Delimiter
CR (0Dh): End of packet
2) The monitor replies Setting Copy to the controller.
Header
SOH-'0'-'0'-Monitor ID-
'B'-'1'-'0'
Header
SOH (01h): Start of Header
'0' (30h): Reserved
'0' (30h): Message receiver is the controller.
Monitor ID: Indicate a replying Monitor ID.
Ex.) When this byte is set to 'A', replying monitor's ID is '1'.
'B' (42h): Message type is "Command reply".
'1'-'0'(31h,30h): Message length (16byte)
Message
STX (02h): Start of Message
'C'-'B'-'0'-'9' (43h, 42h, 30h, 39h): Setting Copy Reply
'0'-'0' (30h, 30h): Target Read
T1 – T4 : 00h (30h, 30h) – FFh (46h, 46h)
T1 : Setting Copy Target 4 (Bit12-Bit15)
T2 : Setting Copy Target 3 (Bit8-Bit11)
T3 : Setting Copy Target 2 (Bit4-Bit7)
T4 : Setting Copy Target 1 (Bit0-Bit3)
Bit0: ALL INPUT
Bit1: PICTURE
Bit2: ADJUST
Bit3: AUDIO
Bit4: SCHEDULE
Bit5: PIP
Message
STX-'C'-'A'-'0'-'9'-'0'-'0'-ETX
Message
STX-'C'-'B'-'0'-'9'-'0'-'0'-
T4-T3-T2-T1-ETX
(119/139)
Check code
Delimiter
BCC
CR
Check code
Delimiter
BCC
CR

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