LPC MicrocontrollersのトピックLPC18xx (1857) SD card detect polarity https://community.nxp.com/t5/LPC-Microcontrollers/LPC18xx-1857-SD-card-detect-polarity/m-p/531337#M10170 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by jotux on Thu Jun 12 11:26:36 MST 2014</STRONG><BR /><SPAN>Is there a way to swap the polarity of the CD line in the SDIO hardware so the CDETECT register returns 1 when the CD line is high instead of low? Or does the CDETECT register represent the state of the CD line, so I can just swap the detection function to check if the bit is high instead of low?</SPAN></BODY></HTML> Wed, 15 Jun 2016 18:19:28 GMT lpcware 2016-06-15T18:19:28Z LPC18xx (1857) SD card detect polarity https://community.nxp.com/t5/LPC-Microcontrollers/LPC18xx-1857-SD-card-detect-polarity/m-p/531337#M10170 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by jotux on Thu Jun 12 11:26:36 MST 2014</STRONG><BR /><SPAN>Is there a way to swap the polarity of the CD line in the SDIO hardware so the CDETECT register returns 1 when the CD line is high instead of low? Or does the CDETECT register represent the state of the CD line, so I can just swap the detection function to check if the bit is high instead of low?</SPAN></BODY></HTML> Wed, 15 Jun 2016 18:19:28 GMT https://community.nxp.com/t5/LPC-Microcontrollers/LPC18xx-1857-SD-card-detect-polarity/m-p/531337#M10170 lpcware 2016-06-15T18:19:28Z