in reply to: Re: HyperTerminal to HART device posted by Romilly on 15 January 2007 at 14:25:35.
Hyperterminal cannot communicate with the HART device because RTS need to be control. Hyperterminal did control the RTS but the 'control' here means hyperterm just set the RTS high all the time.
The RTS need to set to low back after the last bit command.