NEC LCD4620-2-IT LCD4020/4620/5220/6520, M40/M46 external control commands - Page 25

SOH 01h: Start Of Header

Page 25 highlights

'1'-'8'(31h, 38h): Off timer isn't set. OFF_MIN: Turn off time (minute) '0'-'0'(30h, 30h): 0 | '3'-'B'(33h, 42h): 59 (=3Bh) '3'-'C'(33h, 43h): Off timer isn't set. INPUT: Timer input '0'-'0'(30h, 30h): DVI '0'-'1'(30h, 31h): VGA '0'-'2'(30h, 32h): RGB/HV '0'-'3'(30h, 33h): HDMI '0'-'4'(30h, 34h): DVD/HD '0'-'5'(30h, 35h): VIDEO '0'-'6'(30h, 36h): S-VIDEO '0'-'7'(30h, 37h): TV (A) '0'-'8'(30h, 38h): TV (D) '0'-'9'(30h, 39h): Option WD: Week setting bit 0: Monday bit 1: Tuesday bit 2: Wednesday bit 3: Thursday bit 4: Friday bit 5: Saturday bit 6: Sunday EX. '0'-'1'(30h, 31h): Monday '0'-'4'(30h, 34h): Wednesday '0'-'F'(30h, 46h): Monday, Tuesday, Wednesday and Thursday '7'-'F'(37h, 46h): Monday to Sunday FL: Option bit 0: 0:once 1:Everyday bit 1: 0:once 1:Every week bit 2: 0:Disable 1:Enable * When bit 0 and bit 1 are '1', it behaves as Everyday. EX. '0'-'1'(30h, 31h): Disable, Everyday '0'-'4'(30h, 34h): Enable, once ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.5 "Check code" for a BCC calculation. Delimiter CR (0Dh): End of packet 2) The monitor replies a data for confirmation. Header Message SOH-'0'-'0'-Monitor ID-'B'-'1'-'8' STX-'C'-'3'-'1'-'4'-ST-PG-ON HOURS-ON MIN-OFF HOURS-OFF MIN-INPUT-WD-FL-ETX Check code BCC Delimiter CR 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', the replying Monitor ID is '1'. 'B' (42h): Message type is "Command reply". '1'-'8'(31h, 38h): Message length Message (25/40)

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(25/40)
'1'-'8'(31h, 38h): Off timer isn't set.
OFF_MIN: Turn off time (minute)
'0'-'0'(30h, 30h): 0
|
'3'-'B'(33h, 42h): 59 (=3Bh)
'3'-'C'(33h, 43h): Off timer isn
t set.
INPUT: Timer input
'0'-'0'(30h, 30h): DVI
'0'-'1'(30h, 31h): VGA
'0'-'2'(30h, 32h): RGB/HV
'0'-'3'(30h, 33h): HDMI
'0'-'4'(30h, 34h): DVD/HD
'0'-'5'(30h, 35h): VIDEO
'0'-'6'(30h, 36h): S-VIDEO
'0'-'7'(30h, 37h): TV (A)
'0'-'8'(30h, 38h): TV (D)
'0'-'9'(30h, 39h): Option
WD: Week setting
bit 0: Monday
bit 1: Tuesday
bit 2: Wednesday
bit 3: Thursday
bit 4: Friday
bit 5: Saturday
bit 6: Sunday
EX.
'0'-'1'(30h, 31h): Monday
'0'-'4'(30h, 34h): Wednesday
'0'-'F'(30h, 46h): Monday, Tuesday, Wednesday and Thursday
'7'-'F'(37h, 46h): Monday to Sunday
FL: Option
bit 0: 0:once 1:Everyday
bit 1: 0:once 1:Every week
bit 2: 0:Disable 1:Enable
* When bit 0 and bit 1 are '1', it behaves as Everyday.
EX.
'0'-'1'(30h, 31h): Disable, Everyday
'0'-'4'(30h, 34h): Enable, once
ETX (03h): End of Message
Check code
BCC: Block Check Code
Refer to the section 4.5
Check code
for a BCC calculation.
Delimiter
CR (0Dh): End of packet
2) The monitor replies a data for confirmation.
Header
Message
Check code
Delimiter
SOH-'0'-'0'-Monitor ID-'B'-'1'-'8' STX-'C'-'3'-'1'-'4'-ST-PG-ON HOURS-ON
MIN-OFF HOURS-OFF MIN-INPUT-WD-FL-ETX
BCC
CR
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', the replying Monitor ID is '1'.
'B' (42h): Message type is "Command reply".
'1'-'8'(31h, 38h): Message length
Message