i.MX ProcessorsのトピックRe: How does eDMA callback the callback functions? https://community.nxp.com/t5/i-MX-Processors/How-does-eDMA-callback-the-callback-functions/m-p/843980#M129394 <HTML><HEAD></HEAD><BODY><P>eDMA itself does not call any callback function. The callback function call is caused by the LPUART hardware interrupt. You have to disable the LPUART interrupts to never call the callback function.</P><P><BR />Have a great day,<BR />Artur</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Thu, 10 Jan 2019 11:07:12 GMT art 2019-01-10T11:07:12Z How does eDMA callback the callback functions? https://community.nxp.com/t5/i-MX-Processors/How-does-eDMA-callback-the-callback-functions/m-p/843979#M129393 <HTML><HEAD></HEAD><BODY><P>I want to know how does eDMA call the callback function ...Is it calling by hardware?&nbsp; Can I send data by no callback function?<span class="lia-inline-image-display-wrapper" image-alt="CallBack Function.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/71465i0046CFB9418984C0/image-size/large?v=v2&amp;px=999" role="button" title="CallBack Function.png" alt="CallBack Function.png" /></span></P></BODY></HTML> Wed, 02 Jan 2019 07:57:42 GMT https://community.nxp.com/t5/i-MX-Processors/How-does-eDMA-callback-the-callback-functions/m-p/843979#M129393 1277185193 2019-01-02T07:57:42Z Re: How does eDMA callback the callback functions? https://community.nxp.com/t5/i-MX-Processors/How-does-eDMA-callback-the-callback-functions/m-p/843980#M129394 <HTML><HEAD></HEAD><BODY><P>eDMA itself does not call any callback function. The callback function call is caused by the LPUART hardware interrupt. You have to disable the LPUART interrupts to never call the callback function.</P><P><BR />Have a great day,<BR />Artur</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Thu, 10 Jan 2019 11:07:12 GMT https://community.nxp.com/t5/i-MX-Processors/How-does-eDMA-callback-the-callback-functions/m-p/843980#M129394 art 2019-01-10T11:07:12Z