MCX Microcontrollers中的主题 Re: How to count reading data bytes with I3C_MasterTransferBlocking https://community.nxp.com/t5/MCX-Microcontrollers/How-to-count-reading-data-bytes-with-I3C-MasterTransferBlocking/m-p/2290197#M4613 <P>Hi&nbsp;<a href="https://community.nxp.com/t5/user/viewprofilepage/user-id/256544">@Bruce_Teng</a>&nbsp;</P> <P>I think&nbsp; you can refer to&nbsp;frdmmcxn236_i3c_polling_b2b_transfer_master SDK demo.</P> <P>If you want to read data, you need to pass the number of bytes to the parameter of the function&nbsp;I3C_MasterTransferBlocking.</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Harry_Zhang_0-1767868510522.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/372161iD40C8C2F60B85446/image-size/medium?v=v2&amp;px=400" role="button" title="Harry_Zhang_0-1767868510522.png" alt="Harry_Zhang_0-1767868510522.png" /></span></P> <P>BR</P> <P>Harry</P> Thu, 08 Jan 2026 10:37:13 GMT Harry_Zhang 2026-01-08T10:37:13Z How to count reading data bytes with I3C_MasterTransferBlocking https://community.nxp.com/t5/MCX-Microcontrollers/How-to-count-reading-data-bytes-with-I3C-MasterTransferBlocking/m-p/2290109#M4610 <P>Hello<BR />I use function "I3C_MasterTransferBlocking" to read data, but I want to know the number of bytes.</P><P>Besides, my&nbsp;MCU is mcxn236.</P><P>Thanks.</P> Thu, 08 Jan 2026 09:34:49 GMT https://community.nxp.com/t5/MCX-Microcontrollers/How-to-count-reading-data-bytes-with-I3C-MasterTransferBlocking/m-p/2290109#M4610 Bruce_Teng 2026-01-08T09:34:49Z Re: How to count reading data bytes with I3C_MasterTransferBlocking https://community.nxp.com/t5/MCX-Microcontrollers/How-to-count-reading-data-bytes-with-I3C-MasterTransferBlocking/m-p/2290197#M4613 <P>Hi&nbsp;<a href="https://community.nxp.com/t5/user/viewprofilepage/user-id/256544">@Bruce_Teng</a>&nbsp;</P> <P>I think&nbsp; you can refer to&nbsp;frdmmcxn236_i3c_polling_b2b_transfer_master SDK demo.</P> <P>If you want to read data, you need to pass the number of bytes to the parameter of the function&nbsp;I3C_MasterTransferBlocking.</P> <P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Harry_Zhang_0-1767868510522.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/372161iD40C8C2F60B85446/image-size/medium?v=v2&amp;px=400" role="button" title="Harry_Zhang_0-1767868510522.png" alt="Harry_Zhang_0-1767868510522.png" /></span></P> <P>BR</P> <P>Harry</P> Thu, 08 Jan 2026 10:37:13 GMT https://community.nxp.com/t5/MCX-Microcontrollers/How-to-count-reading-data-bytes-with-I3C-MasterTransferBlocking/m-p/2290197#M4613 Harry_Zhang 2026-01-08T10:37:13Z