https://devzone.nordicsemi.com/f/nordic-q-a/608/about-the-reset-register-and-downloaddinghi,everyone. because of careless,i enabled pin reset in debug mode by set bit 0 in RESET register in my software,and i downloaded the hex file to a 51822.now,because of resetting,i can not download the 51822 again. could you tell me,is there any wayen-USTelligent Community 13Wed, 09 Oct 2013 07:27:04 GMThttps://devzone.nordicsemi.com/thread/3158?ContentTypeID=1Wed, 09 Oct 2013 07:27:04 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2288c3a8-e0b5-4b15-a33b-a6d8804d918eBastiaan<p>After you install the nRF51 SDK you should be able to find nrfjprog at C:\Program Files (x86)\Nordic Semiconductor\nrf51\bin, this path is also added to the system&#39;s path so you can call nrfjprog from anywhere in the command prompt.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/3159?ContentTypeID=1Wed, 09 Oct 2013 07:27:04 GMT137ad170-7792-4731-bb38-c0d22fbe4515:0d8a323d-0b73-4196-9fc5-e4cd906c63d4Guest<p>After you install the nRF51 SDK you should be able to find nrfjprog at C:\Program Files (x86)\Nordic Semiconductor\nrf51\bin, this path is also added to the system&#39;s path so you can call nrfjprog from anywhere in the command prompt.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/3157?ContentTypeID=1Tue, 08 Oct 2013 14:52:07 GMT137ad170-7792-4731-bb38-c0d22fbe4515:802310a8-c8cb-4dd6-ac28-6e3d4f8fedb2andy2003hunan<p>hi,Håkon,where is the nrfjprog located? tks!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/3156?ContentTypeID=1Tue, 08 Oct 2013 05:58:52 GMT137ad170-7792-4731-bb38-c0d22fbe4515:19186d5e-f574-4854-9f67-95f4974847e5H&#229;kon Alseth<p>Hi Andy,</p> <p>Have you tried recovering using nrfjprog? Open a cmd-window and input: <code>nrfjprog --recover</code></p> <p>If you have more than one JLink device connected, you will be prompted with a pop-up window to select the device.</p> <p>Best regards Håkon</p><div style="clear:both;"></div>