From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6D771C433DB for ; Mon, 22 Feb 2021 16:49:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 38CC964ED6 for ; Mon, 22 Feb 2021 16:49:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230254AbhBVQss (ORCPT ); Mon, 22 Feb 2021 11:48:48 -0500 Received: from mail.kernel.org ([198.145.29.99]:42944 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230306AbhBVQsq (ORCPT ); Mon, 22 Feb 2021 11:48:46 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id C688F64ED6; Mon, 22 Feb 2021 16:48:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1614012484; bh=MXWBO5J/B4ehCuAjOGHLdM4atFpj8B3PWrif6H43n14=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=qeKbyy0tmr3l0m6/IBkrwfcG7tjyEq2wSF8ie468m4y5KvNxwCCzqjaHX0Jciyhue rPzAXXPqXtiKbDy5viGuPNVVFH4dz71XzyrEEsh6YF9NuFL6eLuUEcYBWt/DVRiKjY AlFIE6zFtkBJPtyOtPFhvh+rGnF/CKQBH9/81d3LE0mep8tDV8oh56A2geWPhn40ug zFO2zf9ECtLYcVK3xsI18i0k5eeLPbUWJy3qCrwW6AQqcWWZeLUPSG+5frOC2bIYoo 88Z1WVWc2pzK25Y7Yrn/TM0fZOOSrCQ2wgGhLim5hQdOj6ZyqI5/6IWbeEKgK1armG Sse9t4ZjZTqpg== Received: from johan by xi.lan with local (Exim 4.93.0.4) (envelope-from ) id 1lEENh-0006BJ-OF; Mon, 22 Feb 2021 17:48:21 +0100 Date: Mon, 22 Feb 2021 17:48:21 +0100 From: Johan Hovold To: "Michael G. Katzmann" Cc: charles-yeh@prolific.com.tw, linux-serial@vger.kernel.org, linux-usb@vger.kernel.org, Charles Yeh , Joe Abbott Subject: Re: non-standard baud rates with Prolific 2303 USB-serial Message-ID: References: <3aee5708-7961-f464-8c5f-6685d96920d6@IEEE.org> <0f9caf26-af58-13a9-9947-47bb646f505e@IEEE.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org On Mon, Feb 22, 2021 at 11:37:30AM -0500, Michael G. Katzmann wrote: > For reference this is the device I have ... > > Bus 001 Device 011: ID 067b:2303 Prolific Technology, Inc. PL2303 Serial Port > Device Descriptor: >   bLength                18 >   bDescriptorType         1 >   bcdUSB               2.00 >   bDeviceClass            0 >   bDeviceSubClass         0 >   bDeviceProtocol         0 >   bMaxPacketSize0        64 >   idVendor           0x067b Prolific Technology, Inc. >   idProduct          0x2303 PL2303 Serial Port >   bcdDevice            3.00 >   iManufacturer           1 >   iProduct                2 Would be interesting to compare with a real TA in case this one happens to be a clone after all. My HXD has bcdDevice 4.00 iManufacturer 1 Prolific Technology Inc. iProduct 2 USB-Serial Controller D here. >   iSerial                 0 >   bNumConfigurations      1 Thanks! Joe, would you mind posting the output of "lsusb -v" for your device as well? Johan