https://community.nxp.com/t5/LPC-Microcontrollers/Reading-the-ECRP-level-using-the-ISP-AP/m-p/1237425#M44072 <P>I want to read the ECRP protection level of an LPC54628.&nbsp; The user manual UM10912 section 49.6.4 says the ISP-AP is active no matter what ECRP level is set. Table 1078 describes the ISP-AP command "Query ECRP Level" which presumably returns the relevant bits I need.</P><P>Can anyone describe how to execute this ISP-AP command using a J-Link or Link-2 debugger and how the data is returned?</P><P>Thanks.</P> Fri, 26 Feb 2021 19:02:20 GMT jking1 2021-02-26T19:02:20Z https://community.nxp.com/t5/LPC-Microcontrollers/Reading-the-ECRP-level-using-the-ISP-AP/m-p/1237425#M44072 <P>I want to read the ECRP protection level of an LPC54628.&nbsp; The user manual UM10912 section 49.6.4 says the ISP-AP is active no matter what ECRP level is set. Table 1078 describes the ISP-AP command "Query ECRP Level" which presumably returns the relevant bits I need.</P><P>Can anyone describe how to execute this ISP-AP command using a J-Link or Link-2 debugger and how the data is returned?</P><P>Thanks.</P> Fri, 26 Feb 2021 19:02:20 GMT https://community.nxp.com/t5/LPC-Microcontrollers/Reading-the-ECRP-level-using-the-ISP-AP/m-p/1237425#M44072 jking1 2021-02-26T19:02:20Z