https://devzone.nordicsemi.com/f/nordic-q-a/45031/can-not-produce-micro-ecc-libSDK:15.3.0 S132 complier: KEIL 5.14 pc: win7 32bit pc system variables： Path：%SystemRoot%\system32;%SystemRoot%;%SystemRoot%\System32\Wbem;%SYSTEMROOT%\System32\WindowsPowerShell\v1.0\;E:\Python27\Scripts;E:\Python27\;C: \Program Files\GNU Toolsen-USTelligent Community 13Tue, 19 Mar 2019 07:46:20 GMThttps://devzone.nordicsemi.com/thread/176875?ContentTypeID=1Tue, 19 Mar 2019 07:46:20 GMT137ad170-7792-4731-bb38-c0d22fbe4515:13c00481-7b96-4f69-950b-da8fb1bf5f56zcmm<p>thanks for your response，it work ok now.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/176866?ContentTypeID=1Tue, 19 Mar 2019 07:00:27 GMT137ad170-7792-4731-bb38-c0d22fbe4515:9068da27-46d3-48a8-a875-427ed5142ca6AndreasF<p>Hi.</p> <p>I can&#39;t clearly see which steps you fail with. Did you do step 1 to 4 without any errors?</p> <p>Best regards,</p> <p>Andreas</p><div style="clear:both;"></div>