From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jean Delvare Subject: Re: parport (i2c bus) maximum speed Date: Fri, 13 Jun 2008 19:17:07 +0200 Message-ID: <20080613191707.13731136@hyperion.delvare> References: <20080613160205.60b719c3@hyperion.delvare> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: i2c-bounces-GZX6beZjE8VD60Wz+7aTrA@public.gmane.org Errors-To: i2c-bounces-GZX6beZjE8VD60Wz+7aTrA@public.gmane.org To: petr.jakes-VOAeGBCOg48@public.gmane.org Cc: i2c-GZX6beZjE8VD60Wz+7aTrA@public.gmane.org List-Id: linux-i2c@vger.kernel.org T24gRnJpLCAxMyBKdW4gMjAwOCAxNzo1NToyMiArMDIwMCwgUGV0ciBKYWtlxaEgd3JvdGU6Cj4g SmVhbiwgdGhhbmtzIGZvciBwcm9tcHQgcmVwbHkKPiAKPiA+Cj4gPiBPdXIgY3VycmVudCBpMmMt YWxnby1iaXQgaW1wbGVtZW50YXRpb24gY2FuJ3QgZ28gZmFzdGVyIHRoYW4gMjUwIGticHMKPiA+ IGJ5IGRlc2lnbi4gSSB0aGluayBJIHJlbWVtYmVyIHRyeWluZyBpdCBhbmQgaXQgd2FzIHdvcmtp bmcgZmluZS4gQnV0IGlmCj4gPiBtZW1vcnkgc2VydmVzIHRoZSBhY3R1YWwgc3BlZWQgZW5kZWQg dXAgYmVpbmcgc2lnbmlmaWNhbnRseSBsZXNzIHRoYW4KPiA+IDI1MCBrcGJzLCBtYXliZSAxNjAg a2Jwcy4gSnVzdCBsaWtlIHlvdSBkb24ndCBhY3R1YWxseSBnZXQgMTAwIGticHMKPiA+IHdoZW4g eW91IGFzayBmb3IgMTAwIGticHMuIEkgZ3Vlc3MgdGhhdCB0aGVyZSdzIGxhdGVuY3kgaW4gc3dp dGNoaW5nCj4gPiB0aGUgcGFycG9ydCBwaW5zLCB3aGljaCBiZWNvbWVzIHZpc2libGUgYXMgdGhl IHNwZWVkIGluY3JlYXNlcy4KPiA+Cj4gPiBJZiB5b3UgcGxhbiBvbiBkb2luZyBmYXN0IEkyQyBv dmVyIHBhcnBvcnQsIHRoZW4gSSB0aGluayB5b3Ugd2FudCB0bwo+ID4gZ2l2ZSB1cCBvbiBiaXQt YmFuZ2luZyBhbmQgaW5zdGVhZCBjb250cm9sIGFuIEkyQyBtYXN0ZXIgYmV5b25kIHRoZQo+ID4g cGFyYWxsZWwgcG9ydC4gVGhhdCB3YXkgeW91IHRha2UgYmVuZWZpdCBvZiB0aGUgcGFyYWxsZWwg YXNwZWN0IG9mCj4gPiBwYXJwb3J0IGFuZCB5b3Ugc2hvdWxkIGJlIGFibGUgdG8gcmVhY2ggNDAw IGticHMuIFVzaW5nIGEgY2hpcCB3ZQo+ID4gYWxyZWFkeSBoYXZlIGFic3RyYWN0ZWQgc3VwcG9y dCBmb3IgKFBDRjg1ODQgb3IgUENBOTU2NCkgdGhpcyBzaG91bGRuJ3QKPiA+IGJlIHRvbyBkaWZm aWN1bHQuCj4gCj4gCj4gTm93IHdlIGRvIFNNQnVzIGNvbW11bmljYXRpb24gdGhyb3VnaCBkbWUx NzM3ICh3ZSBoYXZlIGNvbXBhdGlsYmUgY2hpcCBvbgo+IHRoZSBtb3RoZXJib2FyZCkuIEkgZ3Vl c3MgaXQgaXMgbm90IHBvc3NpYmxlIHRvIGNoYW5nZSB0aGUgYnVzIHNwZWVkIGJlY2F1c2UKPiB0 aGUgbWFzdGVyIChETUUxNzM3KSBpcyBnZW5lcmF0aW5nIHRoZSBjbG9jayBmcmVxdWVuY3kgb2Yg dGhlIFNNQnVzLgoKSSBkb24ndCB0aGluayB0aGUgRE1FMTczNyBjYW4gYWN0IGFzIGFuIFNNQnVz IG1hc3Rlciwgb3IgY2FuIGl0PyBBcyBmYXIKYXMgSSBrbm93IHRoZSBETUUxNzM3IGlzIGFuIFNN QnVzIHNsYXZlIGFuZCBtdWx0aXBsZXhlciwgYnV0IG5vdCBhCm1hc3Rlci4gSWYgSSBhbSBjb3Jy ZWN0IHRoZW4gd2hhdCBtYXR0ZXJzIGlzIHRoZSBhY3R1YWwgU01CdXMgbWFzdGVyIG9uCnRoZSBt b3RoZXJib2FyZC4KCj4gSnVzdCBmb3IgeW91ciBpbmZvcm1hdGlvbiB3ZSBoYXZlIFBJQyAxNkY4 ODcgY29ubmVjdGVkIHRvIHRoZSBidXMgYXMgYSBzbGF2ZQo+ICh3aGljaCB3YXMgcmVhbGx5IHBh aW4gYW5kIGEgbG90IG9mIFNXIGhhY2tpbmcgb24gdGhlIFBJQyBzaWRlIC0gaXQgbG9va3MKPiBs aWtlIE1pY3JvY2hpcCBJMkMgSFcvU1cgaW1wbGVtZW50YXRpb24gZG9lcyBub3Qgd29yayBwcm9w ZXJseSAic29tZXRpbWVzIikuCj4gCj4gVGhlIGdvb2QgdGhpbmcgaXMgd2UgaGF2ZSBzbGF2ZXMg Y29ubmVjdGVkIGRpcmVjdGx5IHRvIHRoZSBzeXN0ZW0gU01CdXMgYW5kCj4gd2UgYXJlIGRvaW5n IE1JU1NJVkUgY29tbXVuaWNhdGlvbiBvbiB0aGUgYnVzIChtb3RvcnMgY29udHJvbCwga2V5Ym9h cmQsIExDRAo+IGRpc3BsYXksIEkvTykgYW5kIHdlIGhhdmUgbm90IG9ic2VydmVkIGFueSBzaW5n bGUgcHJvYmxlbSAod2UgYXJlIHVzaW5nCj4gcHktc21idXMgYmluZGluZyBmb3IgdGhlIGNvbW11 bmljYXRpb24pLgo+IAo+IEFyZSB0aGVyZSBzb21lIG90aGVyIHdheXMgKEhXIGludGVyZmFjZXMg ZXRjLikgdG8gZ2V0IGxtLXNlbnNvcnMgd29yayBvbiB0aGUKPiBoaWdoZXIgc3BlZWQ/CgpJJ20g Y29uZnVzZWQgbm93LiBIb3cgaXMgSTJDL1NNQnVzIHNwZWVkIHJlbGF0ZWQgdG8gbG0tc2Vuc29y cyBhdCBhbGw/CgpNb3N0IFNNQnVzIGNvbnRyb2xsZXJzIG9uIFBDIG1vdGhlcmJvYXJkcyBydW4g YXQgbG93IHNwZWVkcyAoZnJvbSAxMCB0bwo2NCBrYnBzKSwgbWFpbmx5IGJlY2F1c2UgdGhlcmUn cyBubyBuZWVkIGZvciBzcGVlZCB3aGVuIHlvdSBvbmx5IGhhdmUgYQpoYXJkd2FyZSBtb25pdG9y aW5nIGNoaXAgYW5kIGEgY291cGxlIFNQRCBFRVBST01zIG9uIHRoZSBidXMuIFNvIElmIHlvdQp3 YW50IGhpZ2gtc3BlZWQgeW91J2xsIGhhdmUgdG8gdXNlIGFuIGFkZGl0aW9uYWwgY29udHJvbGxl ciwgYnV0IEkKZG9uJ3Qga25vdyBvZiBhbnkgKGV4Y2VwdCBmb3IgcGFyYWxsZWwgcG9ydCBvciBV U0IgZG8taXQteW91cnNlbGYKYWRhcHRlcnMsIGJ1dCB0aGF0J3Mgbm90IG11Y2ggZmFzdGVyLikK CkFsc28gbm90ZSB0aGF0IExpbnV4IHN0aWxsIG1pc3NlcyBzdXBwb3J0IGZvciBoaWdoLXNwZWVk IEkyQyBhbmQKbWl4ZWQtc3BlZWQgYnVzZXMgaW4gZ2VuZXJhbCAoZXhjZXB0IGZvciB0aGUgY29t cGF0aWJpbGl0eSBiZXR3ZWVuIEkyQwphbmQgZmFzdCBJMkMgd2hpY2ggaXMgZ3VhcmFudGVlZCBh dCB0aGUgaGFyZHdhcmUgbGV2ZWwgaWYgSSByZW1lbWJlcgpjb3JyZWN0bHkuKQoKLS0gCkplYW4g RGVsdmFyZQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K aTJjIG1haWxpbmcgbGlzdAppMmNAbG0tc2Vuc29ycy5vcmcKaHR0cDovL2xpc3RzLmxtLXNlbnNv cnMub3JnL21haWxtYW4vbGlzdGluZm8vaTJj