If I understand you need to send a heartbeat from the server to the robot. Is this correct? I would do this using web2py cron task. This is a complicated issue and I need to know more to be of help. Perhaps chat could be a solution. Tomorrow?
Massimo On Dec 17, 9:57 pm, encompass <[email protected]> wrote: > With so many emails on this list I worry it was lost in the action. > Was a clear enough? > I just need to run a thread or something inthe background so that I > can keep the robot heart ticking while the user decides on an action. > BR, > Jason Brower > > On Dec 17, 11:44 am, encompass <[email protected]> wrote: > > > Therobotdoes some cool stuff that has never been done before. I > > just can tell you because of business rules. It is a very expensive > > commercial device. When it is released, I will inform everyone here. > > Well, I have one app right now. This seems to be the biggest issue: > > I send data to therobotand I get a response in a second or two if > > the movement happened successfully. I need that data but should I > > really while loop until I get the response? That would slow down the > > response in the webUI. > > I also get a heartbeat ever second or more. I need to send responses > > that I have successfully read the hardbeat. It should be automatically > > done outside of the gui. > > It's pretty crazy, but the web interface opens a huge door of > > opportunity for thisrobot. I am using pySerial for communication. > > So in other words, I have 2 parts that I know I need. > > One for the web application, GUI, database of information, commands torobot > > Two is the loop of logic (I call it the "Logical Loop of Love") It > > contains checks of the data coming in from therobotand a list of > > movement/init commands that are going to be sent to therobot. It > > also handles the hardbeat and certain things like timeouts and other > > information. I was thinking of creating a thread of the Logic Loop > > and then accessing and retrieving data from that, but don't know if > > that is even possible or the best way. Others tell me twisted is the > > way to go, but I would like to stay with as much web2py as possible. > > Regards, > > Jason > > > On Dec 17, 9:24 am, mdipierro <[email protected]> wrote: > > > > I am not sure I understand but sounds very cool. What does therobot. > > > > I may be mistaken but if I understand you have two web apps. One talks > > > to therobotand one talks to you. Your question is how do they > > > exchange information? My advice is merge the two apps into one app > > > with two controllers (one for you and one for therobot), the use > > > cache.ram to store information that needs to be passed between them. > > > > On Dec 17, 12:51 am, encompass <[email protected]> wrote: > > > > > I am creating arobotinterface in web2py. > > > > I am making great progress as I can send commands and other what not > > > > to therobotand make it do it's thang, but I find problems in > > > > monitoring signals from the device. > > > > Therobotsends "heartbeat" requests about ever 5 seconds, if it doesn > > > > get a response from the computer that it is also alive, then it will > > > > panic and start sending requests ever .5 second until it gets a > > > > response. > > > > Should I create another web application that connects with this web > > > > application that simply response through serial to keep things alive? > > > > I think I am close with this approach: > > > > I have create a loop sequence that checks the states of the machine, > > > > depending on what the machine is doing and what responses it gets it > > > > changes it's status. The next time it goes through the loop it > > > > updates itself. This is very nice, as it can quickly handle the > > > > requests. Is there a way to run that, and then my webapp and probe > > > > that states or change states of variables in that loop to make things > > > > happen in therobot? Sounds crazy, but by doing this I can create a > > > > universal interface for myrobotand run myrobotwith a cellphone, > > > > webtablet or anything with an internet connection. > > > > Best Regards, > > > > Jason Brower > > -- You received this message because you are subscribed to the Google Groups "web2py-users" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/web2py?hl=en.
