From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg KH Subject: Re: pl2303 linux driver does not work Date: Tue, 4 Nov 2014 18:25:10 -0800 Message-ID: <20141105022510.GA7342@kroah.com> References: <54597F77.9050602@grapecity.mn> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mail.linuxfoundation.org ([140.211.169.12]:51079 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752110AbaKEC03 (ORCPT ); Tue, 4 Nov 2014 21:26:29 -0500 Content-Disposition: inline In-Reply-To: <54597F77.9050602@grapecity.mn> Sender: linux-serial-owner@vger.kernel.org List-Id: linux-serial@vger.kernel.org To: "Batdelger.O" Cc: linux-serial@vger.kernel.org On Wed, Nov 05, 2014 at 09:37:59AM +0800, Batdelger.O wrote: > Hello > Hope you guys are doing great. > I've got problem with pl2303 Linux driver. In a nutshell, my mission is to > control magnetic card reader/writer with PL-2303 XA / HXA chip from the > Linux. I'm using Ubuntu 14.04(kernel version: 3.13.0-39-generic). Everything > is going fine. Giving no errors. Writing data via usb-serial seems to work. > But the device is not receiving data. If that issue familiar with you, > please give me advice. How exactly are you "writing data"? And have you set up flow control properly? thanks, greg k-h