On 08/07/2018 20:47, Fred Carvalho wrote:
To be compliantto MMTTY SW, the firmware activates PTT line for the radio when RTS “_and_” DTR are HIGH. Both lines must be HIGH.
Hi Fred, that is a silly requirement.Have you tried forcing one of DTR or RTS high and using the other for PTT, if that doesn't get the job done then I think you are out of luck.
73 Bill G4WJS.
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