https://community.nxp.com/t5/LPCXpresso-IDE/LPCXpresso-Base-Board-Sample-Link-Errors-for-reference/m-p/551157#M11730 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by frame on Sun Oct 21 09:40:00 MST 2012</STRONG><BR /><SPAN>You may try instead to put this libs inbetween [B]--start-group ... [/B][B]--end-group[/B].</SPAN><BR /><SPAN>This will search this libs repeatedly, and not only once, for unresolved references.</SPAN></BODY></HTML> Wed, 15 Jun 2016 23:27:31 GMT lpcware 2016-06-15T23:27:31Z https://community.nxp.com/t5/LPCXpresso-IDE/LPCXpresso-Base-Board-Sample-Link-Errors-for-reference/m-p/551156#M11729 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by IntStarFoo on Sat Oct 20 14:48:43 MST 2012</STRONG><BR /><SPAN>Hi All,</SPAN><BR /><BR /><SPAN>First, thanks to everyone for all of the help.&nbsp; I work with LPCXpresso and embedded programming as a hobby, so my knowledge is quite limited.&nbsp; This forum has been a great help for me and I appreciate everyone’s participation.&nbsp; Having said that, I thought I’d share something I have learned that might save someone some time…</SPAN><BR /><BR /><SPAN>I have been working through some examples on the Embedded Artists Baseboard using libraries CMSIS, Lib_MCU and Lib_EaBaseBoard.&nbsp; I decided that I wanted to upgrade some of the examples from CMSIS 1 to CMSIS 2.&nbsp; As I did this, I ran into some Linker issues.&nbsp; </SPAN><BR /><SPAN>If you see something like:&nbsp; “undefined reference to `GPIO_SetDir'” … and you know it exists, check the order in which the libraries are linked in your configuration. </SPAN><BR /><BR /><SPAN>Order matters!&nbsp; Check your build output just above the linker error…</SPAN><BR /><BR /><SPAN>BAD :confused::&nbsp; -lLib_MCU -lLib_EaBaseBoard -lCMSISv2p00_LPC17xx</SPAN><BR /><BR /><SPAN>GOOD :): -lLib_EaBaseBoard -lLib_MCU -lCMSISv2p00_LPC17xx</SPAN><BR /><BR /><SPAN>You can check/change this library link order in the LPCXpresso IDE under Project-&gt;Properties-&gt;Paths and Symbols-&gt;C/C++ General-&gt;Libraries (Tab)</SPAN><BR /><BR /><SPAN>Thanks Again,</SPAN><BR /><SPAN>IntStarFoo</SPAN></BODY></HTML> Wed, 15 Jun 2016 23:27:31 GMT https://community.nxp.com/t5/LPCXpresso-IDE/LPCXpresso-Base-Board-Sample-Link-Errors-for-reference/m-p/551156#M11729 lpcware 2016-06-15T23:27:31Z https://community.nxp.com/t5/LPCXpresso-IDE/LPCXpresso-Base-Board-Sample-Link-Errors-for-reference/m-p/551157#M11730 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by frame on Sun Oct 21 09:40:00 MST 2012</STRONG><BR /><SPAN>You may try instead to put this libs inbetween [B]--start-group ... [/B][B]--end-group[/B].</SPAN><BR /><SPAN>This will search this libs repeatedly, and not only once, for unresolved references.</SPAN></BODY></HTML> Wed, 15 Jun 2016 23:27:31 GMT https://community.nxp.com/t5/LPCXpresso-IDE/LPCXpresso-Base-Board-Sample-Link-Errors-for-reference/m-p/551157#M11730 lpcware 2016-06-15T23:27:31Z https://community.nxp.com/t5/LPCXpresso-IDE/LPCXpresso-Base-Board-Sample-Link-Errors-for-reference/m-p/551158#M11731 <HTML><HEAD></HEAD><BODY><STRONG>Content originally posted in LPCWare by AlhaythamElhassan on Sat Apr 30 19:43:36 MST 2016</STRONG><BR /><SPAN>thanks a lot man you save my life yes that is absolutely right order matter. :)&nbsp; </SPAN></BODY></HTML> Wed, 15 Jun 2016 23:27:32 GMT https://community.nxp.com/t5/LPCXpresso-IDE/LPCXpresso-Base-Board-Sample-Link-Errors-for-reference/m-p/551158#M11731 lpcware 2016-06-15T23:27:32Z