[list-compare] in the list-abs. It returns 0 or 1. ++ Jack
Le vendredi 11 décembre 2009 à 01:09 +0100, Luca Caridà a écrit : > Thank you very much martin, > > > Adding a "print" to [comport] I see the list of 12 ascii values. > > > Having a single [0...255] number from Arduino would be easier and > probably the best way to go. But I also wish to understand if pure > data can make the job. > > > For that I used a [list prepend] [list append] to obtain a list of my > two-digits numbers. > Putting a [print] after [list append] allows me to see the inline > list: > print: 48 49 48 52 52 53 69 56 66 56 > > > And that leads me to a more general question: could I compare a list > to another list and obtain a BANG as they match?. At first I was > thinking of using [select], but I don't know if it can manage lists > and how. > > > > > > > > > > Il giorno 10/dic/09, alle ore 19:36, <[email protected]> > <[email protected]> ha scritto: > > > lineacurva wrote: > > > > > Hi guys, > > > > > > I'm working on my first RFID project, involving Arduino and Pure > > > Data. I use Innovation Id-20 reader and Arduino 2009. I'm stuck in > > a > > > problem with "comport". > > > > > > As I put a transponder near the reader, in Arduino serial monitor > > I > > > can see a number like: 495211712056 > > > > > > But in the little patch I attach here, comport reads: 53 > > > > > > This is a problem since more than one transponder give me a "53" > > > feedback (but a different 12 digits number in Arduino monitor). > > > > > > > 53 is the ASCII value of the character '5'. Probably if you add a > > [print] to the [comport] output you would get a list of 12 ASCII > > values for each sample. > > > > In Pd you need to accumulate the list of incoming ASCII codes, > > subtract 48 (ASCII '0') from each, and route them accordingly. A > > 12-digit number won't display correctly as a float. Probably it's > > easier in Arduino to make your numbers ints on [0..255] and send > > them as BYTE. Then you get one number per sample and don't need to > > handle lists. > > > > Martin > > > > > _______________________________________________ > [email protected] mailing list > UNSUBSCRIBE and account-management -> > http://lists.puredata.info/listinfo/pd-list _______________________________________________ [email protected] mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list
