topic Re: MCU without crystal in LPCXpresso IDE https://community.nxp.com/t5/LPCXpresso-IDE/MCU-without-crystal/m-p/587682#M27764 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by Luis Digital on Thu Jan 12 20:59:05 MST 2012</STRONG><BR /><SPAN>Yes, that was the experiment: put a bridge between the capacitor pads of the crystal pin XI.</SPAN></BODY></HTML> Thu, 16 Jun 2016 00:11:09 GMT lpcware 2016-06-16T00:11:09Z MCU without crystal https://community.nxp.com/t5/LPCXpresso-IDE/MCU-without-crystal/m-p/587679#M27761 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by Luis Digital on Thu Jan 12 09:39:10 MST 2012</STRONG><BR /><SPAN>Hello all,</SPAN><BR /><BR /><SPAN>I can leave the crystal input (XI) disconnected when not in use? The processor (LPC111x) takes care automatically?</SPAN><BR /><BR /><SPAN>Thank you.</SPAN></BODY></HTML> Thu, 16 Jun 2016 00:11:07 GMT https://community.nxp.com/t5/LPCXpresso-IDE/MCU-without-crystal/m-p/587679#M27761 lpcware 2016-06-16T00:11:07Z Re: MCU without crystal https://community.nxp.com/t5/LPCXpresso-IDE/MCU-without-crystal/m-p/587680#M27762 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by Luis Digital on Thu Jan 12 12:46:26 MST 2012</STRONG><BR /><SPAN>I did some experiments: </SPAN><BR /><SPAN>- Necessary to use the XI pin.</SPAN><BR /><SPAN>- Energy consumption decreased 1 mA.</SPAN><BR /><BR /><SPAN>Very well, thank you for your attention. :)</SPAN></BODY></HTML> Thu, 16 Jun 2016 00:11:08 GMT https://community.nxp.com/t5/LPCXpresso-IDE/MCU-without-crystal/m-p/587680#M27762 lpcware 2016-06-16T00:11:08Z Re: MCU without crystal https://community.nxp.com/t5/LPCXpresso-IDE/MCU-without-crystal/m-p/587681#M27763 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by gbm on Thu Jan 12 12:57:36 MST 2012</STRONG><BR /><SPAN>A better idea is to connect XIN to ground, to set input of CMOS amplifier to some reasonable state.</SPAN></BODY></HTML> Thu, 16 Jun 2016 00:11:08 GMT https://community.nxp.com/t5/LPCXpresso-IDE/MCU-without-crystal/m-p/587681#M27763 lpcware 2016-06-16T00:11:08Z Re: MCU without crystal https://community.nxp.com/t5/LPCXpresso-IDE/MCU-without-crystal/m-p/587682#M27764 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by Luis Digital on Thu Jan 12 20:59:05 MST 2012</STRONG><BR /><SPAN>Yes, that was the experiment: put a bridge between the capacitor pads of the crystal pin XI.</SPAN></BODY></HTML> Thu, 16 Jun 2016 00:11:09 GMT https://community.nxp.com/t5/LPCXpresso-IDE/MCU-without-crystal/m-p/587682#M27764 lpcware 2016-06-16T00:11:09Z