Article View: sci.electronics.basics
Article #172Re: Noob Help... LED Flip Flop Help
From: Henry Schmidt
Date: Mon, 09 Apr 2007 05:09
Date: Mon, 09 Apr 2007 05:09
80 lines
5120 bytes
5120 bytes
Lionel wrote: > On Sat, 07 Apr 2007 06:33:04 -0500, John Fields > <jfields@austininstruments.com> wrote: > >> On Sat, 07 Apr 2007 02:35:20 +1000, Lionel <usenet@imagenoir.com> >> wrote: >> >>> On Fri, 06 Apr 2007 09:29:56 -0500, John Fields >>> <jfields@austininstruments.com> wrote: >>> >>>> On Fri, 06 Apr 2007 23:40:40 +1000, Lionel <usenet@imagenoir.com> >>>> wrote: >>>> >>>>> On Fri, 06 Apr 2007 08:01:59 -0500, John Fields >>>>> <jfields@austininstruments.com> wrote: >>>>> >>>>>> On Fri, 06 Apr 2007 13:33:24 +1000, Lionel <usenet@imagenoir.com> >>>>>> wrote: >>>>>> >>>>>>> On Thu, 05 Apr 2007 11:26:25 -0500, John Fields >>>>>>> ^^^^^^^^ >>>>>>> <jfields@austininstruments.com> wrote: >>>>>>> >>>>>>>> On Thu, 05 Apr 2007 11:19:52 -0500, John Fields >>>>>>> ^^^^^^^^ >>>>>>>> <jfields@austininstruments.com> wrote: >>>>>>>> >>>>>>>>> On Thu, 05 Apr 2007 09:31:13 -0500, John Fields >>>>>>> ^^^^^^^^ >>>>>>>>> <jfields@austininstruments.com> wrote: >>>>>>>>> >>>>>>>>> >>>>>>>>>> Seems like carelessness is your modus vivendi. Here: >>>>>>> ^^^^^^^^^^^^ >>>>>>>>>> news:nuul0394807o6fkdavpshj779ksntt4kpg@4ax.com >>>>>>>>> >>>>>>>>> --- >>>>>>>>> Slight modification: >>>>>>>>> >>>>>>>>> +---------+ >>>>>>>>> | +-----+ | +-----+ >>>>>>>>> +-|D Q|-|-----|S Q|----[LED>]-+ >>>>>>>>> CLK>-----|> _| | | _| | >>>>>>>>> | Q|-+-----|R Q|----[LED>]-+ >>>>>>>>> +-----+ +-----+ | >>>>>>>>> U1A U1B [R] >>>>>>>>> | >>>>>>>>> GND >>>>>>>> Bad idea for 4000 CMOS running With Vcc high enough to reverse-bias >>>>>>>> the LED in excess of its rating. >>>>>>> What was that you were just saying about carelessness, Johnny? >>>>>> --- >>>>>> _Not_ having posted the caveat would have been careless. The single >>>>>> resistor would be fine, (since no more than one LED would be on at a >>>>>> time) and maybe save a few pennies in systems running with 5V Vcc, >>>>>> but since 4K CMOS can be run at up to 18V, at that voltage the >>>>>> resistor would be dropping about 16V, (for an LED Vf of 2V) severely >>>>>> reverse-biasing the OFF LED, fuckhead. >>>>> But it took you a total of three posts (as noted by the '^^^' in the >>>>> quoted text) to get to that point. And yet when I made a similar error >>>>> - which I also corrected - you started screeching & squawking about my >>>>> oh-so terrible mistake. Seems to me that you're being more than a >>>>> little hypocritical, Little Johnny Liar. >>>> --- >>>> My first post was fine. >>>> >>>> My second post was an improvement over the first with an oversight >>>> which I corrected as soon as I realized it. >>> Because it's a minor 'oversight' & totally un noteworthy when you do >>> it, but total, completely unforgivable incompetence when someone else >>> does it, eh Johnny? Most people would call that hypocrisy, son. >> --- >> Nope, just you, because you're grasping at straws trying to un-spank >> yourself. It ain't gonna work, jork. >> >> My tech advice is good. Yours isn't. End of story. > > You really are full of shit, Johnny. > Kook. Looney Loonel
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X-Google-Thread: 111d0a,a56b371fd859995e X-Google-Thread: 10f7a7,70678f4fdba15e7e X-Google-Thread: fbf1a,de69e8af74c73f31 X-Google-Thread: 1082f5,5c459827655d0bf5,start X-Google-Thread: 109d17,5c459827655d0bf5,start X-Google-Attributes: gid111d0a,gid10f7a7,gidfbf1a,gid1082f5,gid109d17,public X-Google-Language: ENGLISH,ASCII-7-bit Path: arc1-ca.pugleaf.net!g2news1.google.com!news1.google.com!border1.nntp.dca.giganews.com!border2.nntp.dca.giganews.com!nntp.giganews.com!cyclone1.gnilink.net!spamkiller.gnilink.net!gnilink.net!trnddc07.POSTED!bc0dbcdd!not-for-mail From: Henry Schmidt <schmitty@nottelling.nope> User-Agent: Thunderbird 1.5.0.10 (Windows/20070221) MIME-Version: 1.0 Newsgroups: sci.electronics.basics,alt.usenet.kooks,alt.flame,soc.men,aus.photo Subject: Re: Noob Help... LED Flip Flop Help References: <8va913pkrgnfb6cta8g8vks7amvpsaigpd@4ax.com> <it1a13h21k9r98kh870sjdo9ktc4mucelb@4ax.com> <078a135okcpm5snr10p4i44t4cd3rittc8@4ax.com> <2h8a131b6o8mm03prb6sb9ha15fm98bt5m@4ax.com> <hpfb13daug0pf9kcbnss05hd5l0fh8h3bt@4ax.com> <ffgc1350eoirfd7e6oui8kvo8vivj16sda@4ax.com> <08jc13phrv9lge7dcg2li41siaiu5kvfbp@4ax.com> <09mc1355qo3bcd0ane68hfdji19iljr9fo@4ax.com> <fdtc13ditsvm6d3242mp37t5ee6lg9unss@4ax.com> <qove13925gojccbt8iat5sel3s3qdtoef5@4ax.com> <cfgj13p5sq1au0mfja81ccunsc77m673h2@4ax.com> In-Reply-To: <cfgj13p5sq1au0mfja81ccunsc77m673h2@4ax.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Lines: 80 Message-ID: <NTjSh.593$ok6.344@trnddc07> Date: Mon, 09 Apr 2007 05:09:01 GMT NNTP-Posting-Host: 141.153.174.43 X-Complaints-To: abuse@verizon.net X-Trace: trnddc07 1176095341 141.153.174.43 (Mon, 09 Apr 2007 01:09:01 EDT) NNTP-Posting-Date: Mon, 09 Apr 2007 01:09:01 EDT