LPC MicrocontrollersのトピックRe: Can a glitch filtered GPIO wake up a device from power down mode? https://community.nxp.com/t5/LPC-Microcontrollers/Can-a-glitch-filtered-GPIO-wake-up-a-device-from-power-down-mode/m-p/566033#M17227 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by nxp_apps on Wed Jun 04 16:59:06 MST 2014</STRONG><BR /><SPAN>Hi,</SPAN><BR /><BR /><SPAN>If you have the glitch filter turned on in the IOCON before entering power-down mode, the IOCON will retain state when in power-down mode.</SPAN><BR /><SPAN>I would suggest to turn off the glitch filter before going into power-down mode.</SPAN><BR /><BR /><SPAN>Thanks.</SPAN><BR /><BR /><SPAN>nxp_support</SPAN></BODY></HTML> Wed, 15 Jun 2016 20:07:58 GMT lpcware 2016-06-15T20:07:58Z Can a glitch filtered GPIO wake up a device from power down mode? https://community.nxp.com/t5/LPC-Microcontrollers/Can-a-glitch-filtered-GPIO-wake-up-a-device-from-power-down-mode/m-p/566032#M17226 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by UncleJoe on Wed Jun 04 04:45:27 MST 2014</STRONG><BR /><SPAN>I've found when I recently turned on the GPIO glitch filter for my application, I can no longer press the button to wake up from power down mode.</SPAN><BR /><BR /><SPAN>Is this expected? Is it because the IOCON clock running the glitch filter is off during power down mode?</SPAN><BR /><BR /></BODY></HTML> Wed, 15 Jun 2016 20:07:57 GMT https://community.nxp.com/t5/LPC-Microcontrollers/Can-a-glitch-filtered-GPIO-wake-up-a-device-from-power-down-mode/m-p/566032#M17226 lpcware 2016-06-15T20:07:57Z Re: Can a glitch filtered GPIO wake up a device from power down mode? https://community.nxp.com/t5/LPC-Microcontrollers/Can-a-glitch-filtered-GPIO-wake-up-a-device-from-power-down-mode/m-p/566033#M17227 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by nxp_apps on Wed Jun 04 16:59:06 MST 2014</STRONG><BR /><SPAN>Hi,</SPAN><BR /><BR /><SPAN>If you have the glitch filter turned on in the IOCON before entering power-down mode, the IOCON will retain state when in power-down mode.</SPAN><BR /><SPAN>I would suggest to turn off the glitch filter before going into power-down mode.</SPAN><BR /><BR /><SPAN>Thanks.</SPAN><BR /><BR /><SPAN>nxp_support</SPAN></BODY></HTML> Wed, 15 Jun 2016 20:07:58 GMT https://community.nxp.com/t5/LPC-Microcontrollers/Can-a-glitch-filtered-GPIO-wake-up-a-device-from-power-down-mode/m-p/566033#M17227 lpcware 2016-06-15T20:07:58Z Re: Can a glitch filtered GPIO wake up a device from power down mode? https://community.nxp.com/t5/LPC-Microcontrollers/Can-a-glitch-filtered-GPIO-wake-up-a-device-from-power-down-mode/m-p/566034#M17228 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by UncleJoe on Thu Jun 05 00:31:44 MST 2014</STRONG><BR /><SPAN>OK, I can wake up the device now after disabling glitch filtering right before power down.</SPAN><BR /><BR /><SPAN>I think you should write about this nuance in the documentation.</SPAN></BODY></HTML> Wed, 15 Jun 2016 20:07:59 GMT https://community.nxp.com/t5/LPC-Microcontrollers/Can-a-glitch-filtered-GPIO-wake-up-a-device-from-power-down-mode/m-p/566034#M17228 lpcware 2016-06-15T20:07:59Z