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Approved Sender and Receiver Kit
#71
(01-25-2018, 09:58 AM)curlymo Wrote: Can you attach a LED between DATA (of the receiver) and GND (of the Pi) and see if it blinks dimly?

Hi! 

Tried what you suggested and no blinking, no lights, nothing. Same test with the cheap-chinese-receiver and it glows and blinks when receiving data.

Does it means that my suspects of a defective unit are right?

[Image: YP1E2zU.jpg]


The cheap one:
[Image: bXrdLPo.jpg]
 
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#72
Can you try connecting it straight to the RPi so we can check the connections?
 
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#73
how do you interface such a gpio set with rx and tx to a raspberry.
please use a drawing wth the tex
dick
 
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