WIZnet Developer Forum

Project wiz108sr

Hello everyone !
i need a link to a project that uses WIZ108SR , Or if someone can explain to me how to generate RxD+ and RxD- ?
Thank you


First, refer to below two link. it is wiz108sr user’s manual. and reference schematic.
wiznet.io/wp-content/uploads … _V141E.pdf

wiz108sr output pin is TxD+, TxD- , RxD+, RxD- ,485direction. It is come out UART signal from mcu(w7100). and it is convert UART to RS485 signal (Tx -> TxD+, TxD- , Rx -> RxD+, RxD-. RTS -> 485direction).

Thank you

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