topic Re: use GPIOs in expension port in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/use-GPIOs-in-expension-port/m-p/158113#M2706 <HTML><HEAD></HEAD><BODY><A href="http://imxcommunity.org/forum/topics/need-info-on">http://imxcommunity.org/forum/topics/need-info-on</A></BODY></HTML> Mon, 20 Jun 2011 01:12:32 GMT BryanJI 2011-06-20T01:12:32Z use GPIOs in expension port https://community.nxp.com/t5/i-MX-Processors/use-GPIOs-in-expension-port/m-p/158112#M2705 <HTML><HEAD></HEAD><BODY><P>hello,</P><P>&nbsp;</P><P>I haven't the&nbsp;i.MX53 Quick Start Board, yet.</P><P>I was reading the "Hardware Reference Manual for i.MX53 Quick Start".</P><P><SPAN class="hps" title="Cliquer ici pour voir d'autres traductions">I wish I could</SPAN>&nbsp;<SPAN class="hps" title="Cliquer ici pour voir d'autres traductions">follow</SPAN>&nbsp;<SPAN class="hps" title="Cliquer ici pour voir d'autres traductions">objects</SPAN>&nbsp;<SPAN class="hps" title="Cliquer ici pour voir d'autres traductions">optically</SPAN><SPAN title="Cliquer ici pour voir d'autres traductions">, thanks to</SPAN>&nbsp;<SPAN class="hps" title="Cliquer ici pour voir d'autres traductions">a camera, and</SPAN>&nbsp;<SPAN class="hps" title="Cliquer ici pour voir d'autres traductions">catch them...</SPAN></P><P><SPAN class="hps" title="Cliquer ici pour voir d'autres traductions">I would like to use the extra mgpo of the expansion port:&nbsp;</SPAN><SPAN class="hps" title="Cliquer ici pour voir d'autres traductions">12 MGPO as outpout ports &nbsp;and&nbsp;</SPAN>12 MGPO as input ports.</P><P>I have never used linux.&nbsp;Does the linux OS drivers provide facilities to generate signals through those ports? maybe i'll&nbsp;have to program in assembly the needed functions to generate them?</P><P>&nbsp;</P><P>&nbsp;</P><P>ps: is their some references manuals, or "how to" somewhere?</P><P>sorry for my poor english.</P><P>Best regards.</P><P>&nbsp;</P><P><SPAN class="hps" title="Cliquer ici pour voir d'autres traductions"><BR /></SPAN></P></BODY></HTML> Tue, 14 Jun 2011 21:57:29 GMT https://community.nxp.com/t5/i-MX-Processors/use-GPIOs-in-expension-port/m-p/158112#M2705 fleury-leveso 2011-06-14T21:57:29Z Re: use GPIOs in expension port https://community.nxp.com/t5/i-MX-Processors/use-GPIOs-in-expension-port/m-p/158113#M2706 <HTML><HEAD></HEAD><BODY><A href="http://imxcommunity.org/forum/topics/need-info-on">http://imxcommunity.org/forum/topics/need-info-on</A></BODY></HTML> Mon, 20 Jun 2011 01:12:32 GMT https://community.nxp.com/t5/i-MX-Processors/use-GPIOs-in-expension-port/m-p/158113#M2706 BryanJI 2011-06-20T01:12:32Z