PT8A977P Datasheet, PDF (4/12 Pages) Pericom Semiconductor Corporation – 5-Function Remote Controller

Data Sheet
PT8A977P/977W/978P/978LW
5-Function Remote Controller
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Code Format
(W1 is used for function codes, W2 for start codes)
Word Format
W1
W1: 1kHz 50% Duty Cycle Typical
W2
W2: 500Hz 75% Duty Cycle Typical
Start Code: 4W2
1 Word
Function Code: n ´ W1
Encoding and Decoding Timing
W2, W2, W2, W2, (n)xW1, W2, W2, W2, W2, (n)xW1, W2, W2, W2, W2, (n)xW1, W2, W2, W2, W2, (n)xW1,
Press Any Button
on PT8A977P/977W
Encoding Output
from PT8A977P/977W
1st word 2nd word
last word
Function Codes
Decoding Output
from PT8A978P (or
978LW)
9ms
1 23
14 15
End Codes
9ms
PT0074(10/01)
4
Ver:1