<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"><base href="x-msg://482/"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hello,<div><br></div><div>I am not aware of any LPT support or existed libraries at Erlang.</div><div>The solution would be OS dependent. BTW, what is OS you are doing development? </div><div><br></div><div>All-in-all, I am afraid that you have to procedure with NIF development.</div><div>Please see the following link about NIF development:</div><div><br></div><div><a href="http://www.erlang.org/doc/man/erl_nif.html">http://www.erlang.org/doc/man/erl_nif.html</a></div><div><a href="http://www.erlang.org/doc/tutorial/nif.html">http://www.erlang.org/doc/tutorial/nif.html</a></div><div><br></div><div>If you happened to do Linux then I would recommend to look into following project.</div><div>I use direct memory I/O (no linux kernel drivers are needed)</div><div><a href="http://lptdriver.googlecode.com/svn/trunk">http://lptdriver.googlecode.com/svn/trunk</a></div><div><br></div><div><br></div><div>Best Regards, </div><div>Dmitry<br><div><div><br></div><div>On Jul 29, 2013, at 6:46 AM, Ivan Carmenates García <<a href="mailto:co7eb@frcuba.co.cu">co7eb@frcuba.co.cu</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div lang="ES" link="blue" vlink="purple" style="font-family: Helvetica; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div class="WordSection1" style="page: WordSection1; "><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; ">Hi all,<o:p></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; ">Kindest regards,<o:p></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><o:p> </o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span lang="EN-US">I have a little deal with my father we are trying to program the DVD players memories, my father did already the programming interface hardware from a datasheet but we miss still the software part, I’m wondering if there is a way to control the LPT port using Erlang to send bytes through there, since the hardware interface work also through LPT printer port.<o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span lang="EN-US"> </span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span lang="EN-US">Regards,<o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span lang="EN-US">Ivan.<o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span lang="EN-US"> </span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif; "><span lang="EN-US"> </span></div></div>_______________________________________________<br>erlang-questions mailing list<br><a href="mailto:erlang-questions@erlang.org" style="color: purple; text-decoration: underline; ">erlang-questions@erlang.org</a><br><a href="http://erlang.org/mailman/listinfo/erlang-questions" style="color: purple; text-decoration: underline; ">http://erlang.org/mailman/listinfo/erlang-questions</a><br></div></blockquote></div><br></div></body></html>