Other NXP ProductsのトピックSC18IS600 Reset Behavior https://community.nxp.com/t5/Other-NXP-Products/SC18IS600-Reset-Behavior/m-p/913135#M7510 <HTML><HEAD></HEAD><BODY><P>Could someone please post what happens to the SDA and SCL lines on the&nbsp;SC18IS600 when its reset pin is asserted?</P></BODY></HTML> Tue, 27 Aug 2019 20:36:10 GMT rich_chew 2019-08-27T20:36:10Z SC18IS600 Reset Behavior https://community.nxp.com/t5/Other-NXP-Products/SC18IS600-Reset-Behavior/m-p/913135#M7510 <HTML><HEAD></HEAD><BODY><P>Could someone please post what happens to the SDA and SCL lines on the&nbsp;SC18IS600 when its reset pin is asserted?</P></BODY></HTML> Tue, 27 Aug 2019 20:36:10 GMT https://community.nxp.com/t5/Other-NXP-Products/SC18IS600-Reset-Behavior/m-p/913135#M7510 rich_chew 2019-08-27T20:36:10Z Re: SC18IS600 Reset Behavior https://community.nxp.com/t5/Other-NXP-Products/SC18IS600-Reset-Behavior/m-p/913136#M7511 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P>&nbsp;</P><P>When the reset pin of the SC18IS600 is asserted, the internal switch of the SDA and SCL pins are open, and since SDA and SCL are open drain pins referred to an external voltage trough the pull-up resistors, both lines are HIGH.</P><P>&nbsp;</P><P>Regards,</P><P>Jose</P><P>NXP Semiconductors</P></BODY></HTML> Wed, 28 Aug 2019 17:43:23 GMT https://community.nxp.com/t5/Other-NXP-Products/SC18IS600-Reset-Behavior/m-p/913136#M7511 reyes 2019-08-28T17:43:23Z