Found some more information on this from the Arduino Forums. It seems to me that the disconnect connect in HT is similar to what I have been doing by hand. And that HT is doing some kind of buffering due to incorrect Flow Control Settings. But how can I test this in LC???
> "When my program starts I set up initial parameter by sending their values to > Arduino in dialog mode, then I receive and log incoming data. I test my code > with Serial Monitor in Arduino 0007 Alpha IDE and everything is OK - I send > and receive information to/from Arduino. When I try to do this with Windows > Hyper Terminal I can’t send information to Arduino. The information is > sending to Arduino only when I disconnect and connect again. With data that I > receive I don’t have problems. " > "my impression is that there seems to be a hidden control character that that > the IDE sends to put the Arduino into "Serial Monitor" mode." > "For example to adjust my software system clock on Arduino Board in IDE I > send something like this string: > > “h3im5dg” and <Enter> " > "In Hyper Terminal this don’t work, but I make it to work. I connect to COM3, > write “h3im5dg”, click “Disconnect”, click “Connect” and characters are sent, > the clock is set and I receive data from Arduino. If I don’t > Disconnect-and-Connect I can’t send data. > It works, but this is very inconvenient way……….." > "HyperTerminal might be doing some sort of strange buffering, I'm not sure. > There's nothing magic about the Arduino serial monitor (it doesn't send any > special codes to the board or anything). " > "I was experiencing a problem like this, i think i fixed it by changing the > flow control settings." > "FOund the problem... In HyperTerminal you have to set flow control to off to > stop HT from buffering the input... Works like a charm now.." -- Tom McGrath III http://lazyriver.on-rev.com 3mcgr...@comcast.net On Jan 22, 2011, at 6:52 PM, -=>JB wrote: > Thanks for the reply and info. This is a very interesting thread so > please keep us informed with anything you find that will help. > > -=>JB<=- > > > On Jan 22, 2011, at 8:04 AM, Thomas McGrath III wrote: > >> JB, >> >> That's just it - in the Arduino IDE you have Serial Monitor and it actually >> has an option for "No line ending", "Newline", "Carriage return", "Both NL & >> CR" and then most of the time it looks like 9600 baud is used.You can select >> from 300 to 115200 baud. You can also check a box for autoscroll. But that's >> it. There is no place for any other options and yet it works fine. >> >> The Serial Monitor uses the "/dev/tty.usbmodem1a21" instead of the >> "/dev/cu.usbmodem1a21" that LC likes to use. >> >> Also there are no options for Hardware Handshaking or any other options like >> we would set in the serialControlString in LC. >> In my research I have seen people mentioning the 8 - 1 - none but all of the >> serial code that I've seen doesn't even set anything more than Serial.begin >> and Serial.println -- not even end. (-- Serial.begin(9600) and >> Serial.println(val) - -) I hooked up a button and connected it to >> Serial.end() to try to stop sending data but almost every piece of code I >> have seen does not use the Serial.end() at all. >> >> I think there is a problem in both the code I am using to read the incoming >> serial data (looping and line endings) and maybe there is an issue with the >> buffering of the serial data coming from the Arduino Uno. >> >> So, I can't find a good list of the parameters that I should use for the >> serial port and for entering in the serialcontrolstring. >> >> Still looking though. >> >> Thanks, >> >> -- Tom McGrath III >> http://lazyriver.on-rev.com >> 3mcgr...@comcast.net >> >> On Jan 22, 2011, at 8:51 AM, -=>JB wrote: >> >>> What are the parameters they list you need for the serial port >>> if you want the hardware to connect using a mac? The stack >>> I sent you can set every parameter I saw in Rev when I wrote >>> it so I can easily alter the code to set the serialcontrolstring >>> using the parameters they provide you instead of giving you >>> all of the options it has now. >>> >>> -=<JB<=- >>> >>> >>> On Jan 21, 2011, at 4:58 PM, Thomas McGrath III wrote: >>> >>>> Do you have a more simple stack for LC? I just want to see if it >>>> connects... >>>> >>>> Thanks >>>> >>>> -- Tom McGrath III >>>> http://lazyriver.on-rev.com >>>> 3mcgr...@comcast.net >>>> >>>> On Jan 21, 2011, at 7:36 PM, Claudi Cornaz wrote: >>>> >>>>> >>>>> Tom, >>>>> >>>>> Which version combination are you using? >>>>> >>>>> Best wishes, >>>>> Claudi >>>>> >>>>> _______________________________________________ >>>>> use-livecode mailing list >>>>> use-livecode@lists.runrev.com >>>>> Please visit this url to subscribe, unsubscribe and manage your >>>>> subscription preferences: >>>>> http://lists.runrev.com/mailman/listinfo/use-livecode >>>> >>>> >>>> _______________________________________________ >>>> use-livecode mailing list >>>> use-livecode@lists.runrev.com >>>> Please visit this url to subscribe, unsubscribe and manage your >>>> subscription preferences: >>>> http://lists.runrev.com/mailman/listinfo/use-livecode >>>> >>> >>> >>> _______________________________________________ >>> use-livecode mailing list >>> use-livecode@lists.runrev.com >>> Please visit this url to subscribe, unsubscribe and manage your >>> subscription preferences: >>> http://lists.runrev.com/mailman/listinfo/use-livecode >> >> >> _______________________________________________ >> use-livecode mailing list >> use-livecode@lists.runrev.com >> Please visit this url to subscribe, unsubscribe and manage your subscription >> preferences: >> http://lists.runrev.com/mailman/listinfo/use-livecode >> > > > _______________________________________________ > use-livecode mailing list > use-livecode@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your subscription > preferences: > http://lists.runrev.com/mailman/listinfo/use-livecode _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode
