---- START NEW MESSAGE --- Received: from cherry.ease.lsoft.com [209.119.0.109] by dpmail10.doteasy.com with ESMTP (SMTPD32-8.05) id AFE011EB01CA; Wed, 28 Jan 2004 19:37:04 -0800 Received: from PEAR.EASE.LSOFT.COM (209.119.0.19) by cherry.ease.lsoft.com (LSMTP for Digital Unix v1.1b) with SMTP id <20.00CC1D5B@cherry.ease.lsoft.com>; Wed, 28 Jan 2004 22:36:52 -0500 Received: from MITVMA.MIT.EDU by MITVMA.MIT.EDU (LISTSERV-TCP/IP release 1.8e) with spool id 4504 for PICLIST@MITVMA.MIT.EDU; Wed, 28 Jan 2004 22:36:44 -0500 Received: from MITVMA (NJE origin SMTP@MITVMA) by MITVMA.MIT.EDU (LMail V1.2d/1.8d) with BSMTP id 5690; Wed, 28 Jan 2004 22:36:33 -0500 Received: from *unknown [210.8.51.66] by mitvma.mit.edu (IBM VM SMTP Level 430) via TCP with ESMTP ; Wed, 28 Jan 2004 22:36:32 EST X-Warning: mitvma.mit.edu: Host *unknown claimed to be whitlam.corp.gli.com.au Received: by whitlam.corp.gli.com.au with Internet Mail Service (5.5.2653.19) id <4T7L193X>; Thu, 29 Jan 2004 14:39:19 +1100 MIME-Version: 1.0 X-Mailer: Internet Mail Service (5.5.2653.19) Content-Type: text/plain Message-ID: <2193429B07D9914D97216EBBAA6AB8BD1A04FE@whitlam.corp.gli.com.au> Date: Thu, 29 Jan 2004 14:39:17 +1100 Reply-To: pic microcontroller discussion list Sender: pic microcontroller discussion list From: Liam O'Hagan Subject: Re: [PIC:] Disassemblers To: PICLIST@MITVMA.MIT.EDU Precedence: list X-RCPT-TO: Status: U X-UIDL: 371856198 all the same type of coin, interval is difficult to determine as the surveillance video is accelerated by some unknown amount. :( > -----Original Message----- > From: Josh Koffman [SMTP:listsjosh@3MTMP.COM] > Sent: Thursday, January 29, 2004 2:25 PM > To: PICLIST@MITVMA.MIT.EDU > Subject: Re: [PIC:] Disassemblers > > Perhaps it's not only time based, but based on the type of coin received > and the sequence it came in? For example, dime, quarter, penny, dime, > dime, all 2 seconds apart? Or perhaps the amount put into the machine? > For example, if the machine was selling $1.00 drinks, it would be > unlikely anyone would have tried to put in $20.00 worth of change. > > I'm sure I speak for the majority of the list, but this problem has > really intrigued me! If possible, once you do figure it out, could you > let us know what it was? Perhaps changing details or whatever, but the > general method would be interesting. > > Josh > -- > A common mistake that people make when trying to design something > completely foolproof is to underestimate the ingenuity of complete > fools. > -Douglas Adams > > Liam O'Hagan wrote: > > The only option to influence the device in question would be to time the > > entry of coins to some specific interval. This device is used in about > > 300000 machines in this country alone, so it would be highly unlikely > that > > some timed-entry criteria would have gone unnoticed in the 9 12 years > this > > device has been operating! > > -- > http://www.piclist.com hint: The list server can filter out subtopics > (like ads or off topics) for you. See http://www.piclist.com/#topics -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics .