View Full Version : ht12e connections ..need help .....

01-24-2009, 01:19 AM
actually i need to use ht12e with my transmitter reciever kit of 433 MHz...just tell me what do i need to coonect in between 15th and 16th pin of ht12e encoder....

in data sheet it is asking for osc1 and osc2 pin...but it is also mentioned that it has inbuild oscillators..

so if that the case...what value of resistence i need to connect ..pls help me ..its urgent..

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01-24-2009, 08:12 AM
So, whats keeping you from reading the Manufacturers datasheets??
i think they are the BEST people to tell you, since they manufactured the chips.

01-24-2009, 10:30 AM
Check this link


in above circuit 680K resistor connected in between pin 15 & 16 of ht12e encoder

& 30 k resistor is connected in between pin 15 & 16 of ht12d decoder