Holtek Decoder

[khong20]

Any Help Pls.. i does received the data but not what i set in

ADDRESS = $31F '1100011111
DAT_OUT = $99 '10011001

[shahidali55]

Try the HT648L. This will decode data from the HT640.
Just make sure you select the same address as the one selected on the encoder (HT640)

[Megahertz]

Just to make sure I am getting it correctly (Bruce's code), is the Frequency of the operation of Holtek 640 in the above example 79Khz (appx) ?