You might try removing the handshaking part.
Have the slave continuously transmit to the master, and see if you're getting anything.
If not, then yeah, it could be a wiring problem.
Or, 10-20 other things.
<br>
You might try removing the handshaking part.
Have the slave continuously transmit to the master, and see if you're getting anything.
If not, then yeah, it could be a wiring problem.
Or, 10-20 other things.
<br>
DT
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