LPCXpresso IDE中的主题 Re: ADC Overrun https://community.nxp.com/t5/LPCXpresso-IDE/ADC-Overrun/m-p/574094#M21732 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by micrio on Sun May 30 10:03:41 MST 2010</STRONG><BR /><SPAN>It means that the AD converter produced another reading but that the results of the previous conversion had not been read from the data register. If this does not matter, I believe that you can ignore the error.</SPAN><BR /><SPAN> </SPAN><BR /><SPAN>I am getting the error myself. I am using only channel 5. I sometimes (not all the time) get a overrun error and I don't understand why. My code only triggers a new conversion after I read the data register. I am using software controlled mode, not burst mode. With this scheme I should never get a overrun error! </SPAN><BR /><SPAN> </SPAN><BR /><SPAN>Also I sometimes get a done flag for channel 0 which I am not using. I don't understand this at all!</SPAN><BR /><SPAN> </SPAN><BR /><SPAN>My code works properly but I must ignore these errors.</SPAN></BODY></HTML> Wed, 15 Jun 2016 22:33:45 GMT lpcware 2016-06-15T22:33:45Z ADC Overrun https://community.nxp.com/t5/LPCXpresso-IDE/ADC-Overrun/m-p/574093#M21731 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by Andrew24 on Sun May 30 07:46:58 MST 2010</STRONG><BR /><SPAN>Hello, i sometimes get an ADC overrun error when trying to digitise a sequence of channels. What does it mean ?</SPAN></BODY></HTML> Wed, 15 Jun 2016 22:33:44 GMT https://community.nxp.com/t5/LPCXpresso-IDE/ADC-Overrun/m-p/574093#M21731 lpcware 2016-06-15T22:33:44Z Re: ADC Overrun https://community.nxp.com/t5/LPCXpresso-IDE/ADC-Overrun/m-p/574094#M21732 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by micrio on Sun May 30 10:03:41 MST 2010</STRONG><BR /><SPAN>It means that the AD converter produced another reading but that the results of the previous conversion had not been read from the data register. If this does not matter, I believe that you can ignore the error.</SPAN><BR /><SPAN> </SPAN><BR /><SPAN>I am getting the error myself. I am using only channel 5. I sometimes (not all the time) get a overrun error and I don't understand why. My code only triggers a new conversion after I read the data register. I am using software controlled mode, not burst mode. With this scheme I should never get a overrun error! </SPAN><BR /><SPAN> </SPAN><BR /><SPAN>Also I sometimes get a done flag for channel 0 which I am not using. I don't understand this at all!</SPAN><BR /><SPAN> </SPAN><BR /><SPAN>My code works properly but I must ignore these errors.</SPAN></BODY></HTML> Wed, 15 Jun 2016 22:33:45 GMT https://community.nxp.com/t5/LPCXpresso-IDE/ADC-Overrun/m-p/574094#M21732 lpcware 2016-06-15T22:33:45Z