From nobody Tue Apr 18 14:05:51 2023 X-Original-To: freebsd-questions@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4Q15LJ2JShz458cB for ; Tue, 18 Apr 2023 14:06:00 +0000 (UTC) (envelope-from mail@souji-thenria.net) Received: from alisa.souji-thenria.net (alisa.souji-thenria.net [188.68.37.165]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA512) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4Q15LH6JhFz44TX for ; Tue, 18 Apr 2023 14:05:59 +0000 (UTC) (envelope-from mail@souji-thenria.net) Authentication-Results: mx1.freebsd.org; none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=souji-thenria.net; s=20220813rsa; t=1681826752; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=s6G596HaDe2/YzoHkJOVuxPq6vDJWSPh3woHRDwYlE8=; b=f+abCeFQZyquOwWBZZbFADgRVVSPQrc4XC8pK350Mrzx6FyHp3g04ygNkmMBBU7hCQJ3t0 DAmIG/kCcIBtCenwuk89H6TC760793vupadYyIG/sxbrW+hJ9JDMAB7Uhh/fZJDAHS4qoQ X7rOBZzFhWG94fEo3pPhyPhOaFrOqzRvEkodIXoYz2BhrYvXsYveZSBGRmCo7S+O/fFYId aBP+IlQ2AAWeuHBCbOLL4vi9/hmwc197TMLnroMhJb/193yi4C5xhINjFwL4+e63qSxwva DdF6dHAH3kKeoKGqXEY4mFo/YAkBTWi3ojn5bh0cqj2yhsj6KiZyF/TXeh2cZw== Received: from [192.168.178.41] (nat-178-19-229-24.net.encoline.de [178.19.229.24]) by alisa.souji-thenria.net (OpenSMTPD) with ESMTPSA id 76314e36 (TLSv1.3:TLS_AES_256_GCM_SHA384:256:NO); Tue, 18 Apr 2023 16:05:52 +0200 (CEST) Message-ID: Date: Tue, 18 Apr 2023 16:05:51 +0200 List-Id: User questions List-Archive: https://lists.freebsd.org/archives/freebsd-questions List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-questions@freebsd.org X-BeenThere: freebsd-questions@freebsd.org MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:102.0) Gecko/20100101 Thunderbird/102.9.1 Subject: Re: serial from usb port, cu using /dev/cuau0 To: freebsd@dreamchaser.org, FreeBSD Mailing List References: <2a149c85-7aa3-c92c-0518-219d52971453@dreamchaser.org> Content-Language: en-US From: Souji Thenria In-Reply-To: <2a149c85-7aa3-c92c-0518-219d52971453@dreamchaser.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 4Q15LH6JhFz44TX X-Spamd-Bar: ---- X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:197540, ipnet:188.68.32.0/20, country:DE] X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-ThisMailContainsUnwantedMimeParts: N On 4/18/23 14:32, Gary Aitken wrote: > Assuming that actually happened, how does the system know which > usb / serial port to use? > Not sure if I understand your question correctly. But you specify the serial device in your command in this part, '-l /dev/cuau0', and the device ('/dev/cuau0) is created when you connect the USB-serial converter. So, you are telling 'cu' what device to use for your serial connection. -- Souji Thenria