Zenith Z50PX2D Operating Guide - Page 48
IR Codes
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UPC - 044642702182
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IR Codes IR Codes How to Connect G Connect your wired remote control to the Remote Control port on the TV. Remote Control IR Codes G Output waveform Single pulse, modulated with 37.917KHz signal at 455KHz TC Carrier frequency FCAR = 1/TC = fOSC/12 T1 Duty ratio = T1/TC = 1/3 G Configuration of frame • 1st frame Lead code Low custom code High custom code Data code Data code C0 C1 C2 C3 C4 C5 C6 C7 C0 C1 C2 C3 C4 C5 C6 C7 D0 D1 D2 D3 D4 D5 D6 D7 D0 D1 D2 D3 D4 D5 D6 D7 • Repeat frame Repeat code Tf G Lead code G Repeat code 9 ms 4.5 ms 0.55 ms 9 ms 2.25 ms G Bit description • Bit "0" 0.56 ms • Bit "1" 1.12 ms G Frame interval : Tf The waveform is transmitted as long as a key is depressed. Tf Tf 0.56 ms 2.24 ms 48 Plasma TV Tf=108ms @455KHz
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48
Plasma TV
IR Codes
G
Connect your wired remote control to the Remote Control port on the TV.
G
Output waveform
Single pulse, modulated with 37.917KHz signal at 455KHz
G
Configuration of frame
G
Repeat code
G
Lead code
•
1st frame
Low
custom code
Lead
code
High
custom code
Data code
Data code
T
C
T
f
T1
C0
Carrier frequency
F
CAR
= 1/T
C
= f
OSC
/12
Duty ratio = T1/T
C
= 1/3
•
Repeat frame
C1
C2
C3
C4
C5
C6
C7
C0
C1
C2
C3
C4
C5
C6
C7
D0
D1
D2
D3
D4
D5
D6
D7
D0
D1
D2
D3
D4
D5
D6
D7
Repeat code
9 ms
4.5 ms
0.55 ms
9 ms
2.25 ms
G
Bit description
G
Frame interval : Tf
The waveform is transmitted as long as a key is depressed.
•
Bit
“
0
”
Tf
Tf
Tf=108ms @455KHz
0.56 ms
0.56 ms
1.12 ms
•
Bit
“
1
”
2.24 ms
How to Connect
How to Connect
Remote Control IR Codes
Remote Control IR Codes
IR Codes
IR Codes