From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 9857 invoked by alias); 16 Oct 2010 07:41:30 -0000 Received: (qmail 9845 invoked by uid 22791); 16 Oct 2010 07:41:29 -0000 X-SWARE-Spam-Status: No, hits=-1.5 required=5.0 tests=AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from hagrid.ecoscentric.com (HELO mail.ecoscentric.com) (212.13.207.197) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Sat, 16 Oct 2010 07:41:24 +0000 Received: from localhost (hagrid.ecoscentric.com [127.0.0.1]) by mail.ecoscentric.com (Postfix) with ESMTP id 824392F7800F for ; Sat, 16 Oct 2010 08:41:21 +0100 (BST) Received: from mail.ecoscentric.com ([127.0.0.1]) by localhost (hagrid.ecoscentric.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id EAxvSTjVQu3M; Sat, 16 Oct 2010 08:41:19 +0100 (BST) From: bugzilla-daemon@bugs.ecos.sourceware.org To: ecos-patches@ecos.sourceware.org Subject: [Bug 1001024] STM32 USB driver and proposed USB API change X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: eCos X-Bugzilla-Component: Patches and contributions X-Bugzilla-Keywords: X-Bugzilla-Severity: enhancement X-Bugzilla-Who: ilijas@siva.com.mk X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: low X-Bugzilla-Assigned-To: john@dallaway.org.uk X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: In-Reply-To: References: X-Bugzilla-URL: http://bugs.ecos.sourceware.org/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Date: Sat, 16 Oct 2010 07:41:00 -0000 Message-Id: <20101016074119.C3CD12F78001@mail.ecoscentric.com> Mailing-List: contact ecos-patches-help@ecos.sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Post: List-Help: , Sender: ecos-patches-owner@ecos.sourceware.org X-SW-Source: 2010-10/txt/msg00008.txt.bz2 Please do not reply to this email. Use the web interface provided at: http://bugs.ecos.sourceware.org/show_bug.cgi?id=1001024 --- Comment #16 from Ilija Stanislevik 2010-10-16 08:41:11 BST --- (In reply to comment #14) > > I was using a blocking call to read a single char: > > char rxbuf[1]; > while (1) { > usbs_serial_rx(&usbs_ser0, rxbuf, 1); > diag_printf("RX char: %c\n", rxbuf[0]); > } > > I have now determined that usbs_serial_rx() returns to caller on receipt of > every char but the buffer is modified only when even numbered chars are > received. Perhaps you were using a non-blocking read? Yes, I was using the non-bloking read function usbs_start_rx_buffer(). -- Configure bugmail: http://bugs.ecos.sourceware.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are on the CC list for the bug.