Frequency Request; Input Mode Request - Toshiba 50HP82 Service Manual

47. FREQUENCY Request

Function
The external control equipment inquires the Horizontal frequency, Vertical
frequency, Horizontal sync polarity, Vertical sync polarity, Mode, and Resolution
of the plasma monitor.
Transmission Data
1FH 80H 60H 26H 00H
ACK
7FH 60H 80H 26H 0BH DATA00 to
Horizontal frequency
DATA00: Integer part
DATA01: One decimal place
Vertical frequency
DATA02: Integer part
DATA03: One decimal place
Horizontal sync polarity
DATA04: 00H: –
01H: Positive
02H: Negative
Vertical sync polarity
DATA05: 00H: –
01H: Positive
02H: Negative
MODE
DATA06: 00H: No signal
01H to 80H: RGB signal
81H: Video signal
82H:
83H:
84H:
85H:
86H:
87H:
88H:
89H:
A0H: HD/DVD/DTV signal 480I
A1H:
A2H:
A3H:
A4H:
A5H:
A6H:
CKS
DATA10 CKS
00H: 0 (No signal: 00H)
FFH: 256
00H: 0 (No signal: 00H)
09H: 9
00H: 0 (No signal: 00H)
FFH: 256
00H: 0 (No signal: 00H)
09H: 9
–
Identification number of PC mode
3.58NTSC
4.43NTSC
PAL
PAL- M
PAL- N
PAL60
SECAM
B/W60
B/W50
480P
576I
576P
720P
1035I
1080I
RESOLUTION
DATA07: Dots (Low-order byte)
DATA08: Dots (High-order byte)
DATA09: Lines (Low-order byte)
DATA10: Lines (High-order byte)

48. Input MODE Request

Function
The display returns the current input information by the external control
equipment' s request.
Transmission Data
1FH 80H 60H 41H
ACK
7FH 60H 80H 41H
DATA00: Input Select
01H: Video1
03H: Video3
05H: RGB1/PC1
0AH: DVD (DVD1)
0DH: DVD2
52
00H: 0 (No signal: 00H)
FFH: 256
00H: 257 (No signal: 00H)
FFH
00H: 0 (No signal: 00H)
FFH: 256
00H: 257 (No signal: 00H)
FFH
00H CKS
01H DATA00 CKS
02H: Video2
04H: HD (HD1 or DTV or DTV1)
06H: RGB2/PC2
0CH: HD2 (DTV2)
0EH: RGB3/PC3