[En-Nut-Discussion] I want to add RS485 to ethernut13h, how can I do ?
uprinz2 at netscape.net
Wed Jan 6 21:40:13 CET 2010
If you use one of the newer Nut/OS versions you'll find "USART Driver
Framework" in the "Device Drivers" section. Here you find some "USARTx
Half Duplex" options you only have to define. As the ATmega128 does not
support Hardware-DE/RE any port pin can be configured and used as it is
> I want to add RS485 to ethernut13h boar for a little application, as we
> known, it should use one of ATMEGA128's UART, but how can I operate /RE and
> DE? these two pin connect together and controll by one pin of mega128,
> anyone can provide sample code and configfile?
> best reguard !
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