topic Re: Mistake in AN12395 regarding pull-up values in LPC Microcontrollers https://community.nxp.com/t5/LPC-Microcontrollers/Mistake-in-AN12395-regarding-pull-up-values/m-p/1033284#M40240 <HTML><HEAD></HEAD><BODY><P>Hi Michael,</P><P></P><P>Yes, I think it is a typo issue here. I will forward to the author.Thanks for your reporting!&nbsp;</P><P></P><P>Have a great day,<BR />Kan</P><P><BR />-------------------------------------------------------------------------------<BR />Note:<BR />- If this post answers your question, please click the "Mark Correct" button. Thank you!<BR />- We are following threads for 7 weeks after the last post, later replies are ignored<BR />Please open a new thread and refer to the closed one, if you have a related question at a later point in time.<BR />-------------------------------------------------------------------------------</P></BODY></HTML> Mon, 24 Feb 2020 03:29:31 GMT Kan_Li 2020-02-24T03:29:31Z Mistake in AN12395 regarding pull-up values https://community.nxp.com/t5/LPC-Microcontrollers/Mistake-in-AN12395-regarding-pull-up-values/m-p/1033283#M40239 <HTML><HEAD></HEAD><BODY><P>Table 2 on page 6 of the file "AN12395-OM-SE050ARD_hardware_overview.pdf" shows that when J37 and J38 are installed in position 1-2 the pull up resistance is 560 Ohms.&nbsp; However, according to the schematic between pages 20 &amp; 21 these (J37 &amp; J38) jumpers insert an 820 Ohm resistor in parallel with the default 3.3K Ohm resistor.&nbsp; This is does not make 560 Ohms but 657 ohms.&nbsp; I also validated this with a multi-meter.&nbsp;</P></BODY></HTML> Fri, 14 Feb 2020 20:05:30 GMT https://community.nxp.com/t5/LPC-Microcontrollers/Mistake-in-AN12395-regarding-pull-up-values/m-p/1033283#M40239 720adams 2020-02-14T20:05:30Z Re: Mistake in AN12395 regarding pull-up values https://community.nxp.com/t5/LPC-Microcontrollers/Mistake-in-AN12395-regarding-pull-up-values/m-p/1033284#M40240 <HTML><HEAD></HEAD><BODY><P>Hi Michael,</P><P></P><P>Yes, I think it is a typo issue here. I will forward to the author.Thanks for your reporting!&nbsp;</P><P></P><P>Have a great day,<BR />Kan</P><P><BR />-------------------------------------------------------------------------------<BR />Note:<BR />- If this post answers your question, please click the "Mark Correct" button. Thank you!<BR />- We are following threads for 7 weeks after the last post, later replies are ignored<BR />Please open a new thread and refer to the closed one, if you have a related question at a later point in time.<BR />-------------------------------------------------------------------------------</P></BODY></HTML> Mon, 24 Feb 2020 03:29:31 GMT https://community.nxp.com/t5/LPC-Microcontrollers/Mistake-in-AN12395-regarding-pull-up-values/m-p/1033284#M40240 Kan_Li 2020-02-24T03:29:31Z