https://community.nxp.com/t5/MPC5xxx/XBAR/m-p/1401792#M20186 <P>Hi, although I don't know which device is the question related to, you are surely correct. D stands for data, I for instruction. Core uses Harvard architecture with separate instruction and data bus.</P> Wed, 19 Jan 2022 14:35:00 GMT davidtosenovjan 2022-01-19T14:35:00Z https://community.nxp.com/t5/MPC5xxx/XBAR/m-p/1401081#M20178 <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="abdelrhman_0-1642524770551.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/168014i4CCD30399A266B65/image-size/medium?v=v2&amp;px=400" role="button" title="abdelrhman_0-1642524770551.png" alt="abdelrhman_0-1642524770551.png" /><span class="lia-inline-image-caption" onclick="event.preventDefault();">abdelrhman_0-1642524770551.png</span></span></P><P>in the attached figure, I wanna make sure that I(M0) stands for instruction and D(M1) stands for data??</P> Tue, 18 Jan 2022 17:00:06 GMT https://community.nxp.com/t5/MPC5xxx/XBAR/m-p/1401081#M20178 abdelrhman 2022-01-18T17:00:06Z https://community.nxp.com/t5/MPC5xxx/XBAR/m-p/1401792#M20186 <P>Hi, although I don't know which device is the question related to, you are surely correct. D stands for data, I for instruction. Core uses Harvard architecture with separate instruction and data bus.</P> Wed, 19 Jan 2022 14:35:00 GMT https://community.nxp.com/t5/MPC5xxx/XBAR/m-p/1401792#M20186 davidtosenovjan 2022-01-19T14:35:00Z