From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from snark.thyrsus.com (static-71-162-243-5.phlapa.fios.verizon.net [71.162.243.5]) by huchra.bufferbloat.net (Postfix) with ESMTP id 3AEFF21F0AE for ; Thu, 10 May 2012 11:03:27 -0700 (PDT) Received: by snark.thyrsus.com (Postfix, from userid 1000) id 1148540478; Thu, 10 May 2012 14:03:18 -0400 (EDT) Date: Thu, 10 May 2012 14:03:18 -0400 From: "Eric S. Raymond" To: "Gary E. Miller" Message-ID: <20120510180317.GD16595@thyrsus.com> References: <03a101cd2e53$b5911580$20b34080$@navisys.com.tw> <048001cd2e99$1190d1f0$34b275d0$@navisys.com.tw> <20120510094342.3babc5ba.gem@rellim.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="St7VIuEGZ6dlpu13" Content-Disposition: inline In-Reply-To: <20120510094342.3babc5ba.gem@rellim.com> Organization: Eric Conspiracy Secret Labs X-Eric-Conspiracy: There is no conspiracy User-Agent: Mutt/1.5.21 (2010-09-15) Cc: thumbgps-devel@lists.bufferbloat.net, 'veronica' , tcf@navisys.com.tw, Jau-Yang Chen , gloria@navisys.com.tw, 'lily' Subject: Re: [Thumbgps-devel] supercap vs. battery in Macx-1 GPS receiver X-BeenThere: thumbgps-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list Reply-To: esr@thyrsus.com List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 10 May 2012 18:03:27 -0000 --St7VIuEGZ6dlpu13 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Gary E. Miller : > Yo Jau-Yang! >=20 > On Thu, 10 May 2012 18:38:41 +0800 > "Jau-Yang Chen" wrote: >=20 > > After being fully charge, the supercap in Macx-1 could last around 4 > > hours, and around one week for Li-ion battery, >=20 > Well, that explains my one hour cold start when receiving the sample > units. One week hold-up is pretty short, and 4 hours hardly worth the > effort. >=20 > Luckily the thumbgps project is for always on, but for weekend use neither > is good. Most mouse GPS have batteries are good for a month or more of > standby. Opps, wires are crossed here - I believe cjy was speaking subjunctively and the device as shipped has a Li-ion battery in it, but the supercap is a manufacturing option. He'll correct me if I'm wrong. --=20 Eric S. Raymond --St7VIuEGZ6dlpu13 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iD8DBQFPrALlrfUW04Qh8RwRAtlPAKCci2ll0k2n8UiVKICwdGptLE87PQCfe0fL T/xKYWYOT5dMPN7kVnJq70A= =EYTx -----END PGP SIGNATURE----- --St7VIuEGZ6dlpu13--