LPC Microcontrollers中的主题 ADC LPC18xx/LPC43xx https://community.nxp.com/t5/LPC-Microcontrollers/ADC-LPC18xx-LPC43xx/m-p/522757#M5393 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by Koen on Thu Feb 28 02:21:44 MST 2013</STRONG><BR /><SPAN>hello,</SPAN><BR /><BR /><SPAN> Does anyone know how the ADC pin multiplexing works on the LPC1800 and LPC4300 series?</SPAN><BR /><BR /><SPAN> I am using the LPC1837 in aLQFP144 housing. On page 1139 of the user manual there is a list of analoginput pins. For example the datasheet states that signal ADC0_0 on port P4_3 isshared between ADC0 and ADC1.</SPAN><BR /><BR /><SPAN> How can I select betweenthe dedicated ADC pin and this one? Ithink that P4_3(ADC0_0 ) is only routed to ADC0 (typo in datasheet). When Ienable ADC0_0 on P4_3 I can probably only use the dedicated ADCx_0pin in combination with ADC1. I assume the dedicated ADCx_0 pin is disabled onADC0 (because I already use P4_3 on ADC0).</SPAN><BR /><BR /><SPAN> How can I otherwise sampleal the listed pins on page 1139 of the datasheet.</SPAN><BR /><BR /><SPAN> Can someone confirm my suspicionor tell me otherwise?</SPAN><BR /><BR /><SPAN> -Koen </SPAN></BODY></HTML> Wed, 15 Jun 2016 16:41:31 GMT lpcware 2016-06-15T16:41:31Z ADC LPC18xx/LPC43xx https://community.nxp.com/t5/LPC-Microcontrollers/ADC-LPC18xx-LPC43xx/m-p/522757#M5393 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by Koen on Thu Feb 28 02:21:44 MST 2013</STRONG><BR /><SPAN>hello,</SPAN><BR /><BR /><SPAN> Does anyone know how the ADC pin multiplexing works on the LPC1800 and LPC4300 series?</SPAN><BR /><BR /><SPAN> I am using the LPC1837 in aLQFP144 housing. On page 1139 of the user manual there is a list of analoginput pins. For example the datasheet states that signal ADC0_0 on port P4_3 isshared between ADC0 and ADC1.</SPAN><BR /><BR /><SPAN> How can I select betweenthe dedicated ADC pin and this one? Ithink that P4_3(ADC0_0 ) is only routed to ADC0 (typo in datasheet). When Ienable ADC0_0 on P4_3 I can probably only use the dedicated ADCx_0pin in combination with ADC1. I assume the dedicated ADCx_0 pin is disabled onADC0 (because I already use P4_3 on ADC0).</SPAN><BR /><BR /><SPAN> How can I otherwise sampleal the listed pins on page 1139 of the datasheet.</SPAN><BR /><BR /><SPAN> Can someone confirm my suspicionor tell me otherwise?</SPAN><BR /><BR /><SPAN> -Koen </SPAN></BODY></HTML> Wed, 15 Jun 2016 16:41:31 GMT https://community.nxp.com/t5/LPC-Microcontrollers/ADC-LPC18xx-LPC43xx/m-p/522757#M5393 lpcware 2016-06-15T16:41:31Z