Required properties:
- rs485-rts-delay: prop-encoded-array <a b> where:
- * a is the delay beteween rts signal and beginning of data sent in milliseconds.
+ * a is the delay between rts signal and beginning of data sent in milliseconds.
it corresponds to the delay before sending data.
* b is the delay between end of data sent and rts signal in milliseconds
it corresponds to the delay after sending data and actual release of the line.