topic Disabled in Kinetis Microcontrollers https://community.nxp.com/t5/Kinetis-Microcontrollers/Disabled/m-p/451901#M26830 <HTML><HEAD></HEAD><BODY><P>The DAC output pin keeps "disabled" during RESET period, the Reference</P><P>manual says.</P><P>So I will supply some DC on the DAC pin to check and adjust the Analogue</P><P>circuit surrounding the MCU at very beginning of the development.</P><P></P><P>What does "disable" mean?</P><P>If it means uncontrol and HIGH IMPEDANCE, my method may acceptable.</P><P>If not, DC supply may cause any troubles on the MCU chip.</P><P></P><P>GIVE me a correct Answer please.</P><P></P><P>-- </P><P>ECTE</P><P>Electronics Consultative Tera Engineering</P><P>寺嶋 久憲</P><P>terashima@ecte.biz</P><P>090-9320-7601</P><P>tera25apr@ezewb.ne.jp</P><P></P></BODY></HTML> Sun, 11 Oct 2015 03:02:20 GMT hisanoriterashi 2015-10-11T03:02:20Z Disabled https://community.nxp.com/t5/Kinetis-Microcontrollers/Disabled/m-p/451901#M26830 <HTML><HEAD></HEAD><BODY><P>The DAC output pin keeps "disabled" during RESET period, the Reference</P><P>manual says.</P><P>So I will supply some DC on the DAC pin to check and adjust the Analogue</P><P>circuit surrounding the MCU at very beginning of the development.</P><P></P><P>What does "disable" mean?</P><P>If it means uncontrol and HIGH IMPEDANCE, my method may acceptable.</P><P>If not, DC supply may cause any troubles on the MCU chip.</P><P></P><P>GIVE me a correct Answer please.</P><P></P><P>-- </P><P>ECTE</P><P>Electronics Consultative Tera Engineering</P><P>寺嶋 久憲</P><P>terashima@ecte.biz</P><P>090-9320-7601</P><P>tera25apr@ezewb.ne.jp</P><P></P></BODY></HTML> Sun, 11 Oct 2015 03:02:20 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/Disabled/m-p/451901#M26830 hisanoriterashi 2015-10-11T03:02:20Z Re: Disabled https://community.nxp.com/t5/Kinetis-Microcontrollers/Disabled/m-p/451902#M26831 <HTML><HEAD></HEAD><BODY><P>Hi, Terashima-san</P><P></P><P>Yes, "disable" means that this pins are in high-impedance status. So I think your application can use this chip. Thanks.</P><P></P><P></P><P>Best Regards</P><P>Paul</P></BODY></HTML> Tue, 13 Oct 2015 08:26:59 GMT https://community.nxp.com/t5/Kinetis-Microcontrollers/Disabled/m-p/451902#M26831 Paul_Tian 2015-10-13T08:26:59Z