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Can this send a file over ZModem yet?

Zack
2014-02-28
2019-01-09
  • Zack

    Zack - 2014-02-28

    I am making an app that is going to use Zmodem. I don't think my app will actually need to send a file, but I need a way to test receiving a file.

    If this doesn't support sending files yet, is there an app out there that will send a file over Zmodem to me, so I can test the receive?

     
  • PH FRANCOIS

    PH FRANCOIS - 2014-03-01

    Hi Zack,
    There is a send function in the release, unfortunately, I didn't had time to finish it...
    So the best way to send a file remains an application like hyper terminal. This works also under win 7, if you can't find the files, I can send it on monday.

    Anyway, you need 2 serial ports to acheive this test...

    Best regards,

     
  • Zack

    Zack - 2014-03-02

    Thanks for the quick reply!

    I think I know what you are talking about. I downloaded and looked at the example app as well, and saw the send file function you seemed to be working on. But if hyper terminal supports zmodem file transfer, then that will probably do for me. I wasn't aware hyper terminal could do this.

    One more thing, I could not run the example app in Visual Studio 2013. I got an error saying something along the lines of "Could not run MSVSMON.EXE" and could not resolve it after an afternoon of troubleshooting. It sounds like it's some compatibility issue between 32-bit and 64-bit builds. But this isn't a big deal for me either. If the library works nicely when I try it out, I probably won't need to run it.

     
  • Zack

    Zack - 2014-03-03

    I went ahead and tested it with hyper terminal and it worked great. Thanks for offering this!

     
  • PH FRANCOIS

    PH FRANCOIS - 2014-03-03

    Nice to hear that it works well!!
    I didn't experience some difficulties with VS 2013, but I can chek again...

     
  • jpat

    jpat - 2015-01-13

    Nice work!! Receiving file works great!!

    How can I send a file to linux to a specific folder using serial port? My application runs on windows xp.

     
    • PH FRANCOIS

      PH FRANCOIS - 2015-01-14

      Hi jpat,
      Thank you for your message!
      I started to work on the send file function, but it was not as stable as the receive function...
      Since I didn't need it, I didn't work on it, but the squeletton function is available with git...

      With ZModem protocol, you cannot "send a file" from an XP application to linux... You can only "request" a file from linux command line to the XP serial port...

      As far as I know, if you need to send 1 file, without recurent need, you can use HyperTerminal file transfert function. If you want to send large files (>1Mo), you can get it faster using Wifi connection...

       
  • jpat

    jpat - 2015-01-14

    Thank you for your reply!

    My requirement is to send .png image file from my vb.net application to raspberry pi using serial port. I am able to send command, but not file.

    How can I implement this in vb.net?

     
  • PH FRANCOIS

    PH FRANCOIS - 2015-01-19

    Hi jpat,
    as it is, the Library is not ready to send a file.
    I tried to install a serial port emulator to complete the few hours missing for making this function works, but it's not working as expected... It needs additional time...

    if you need this function quickly, I would recommend to try to get it througt ethernet (or wifi)... using a function like wget (if available Under Raspberry Framework)...

     
  • Zack

    Zack - 2015-03-06

    Back again! Looking for the same thing as jpat. I need send binary files from my .NET app to a linux device, and Hyperterminal won't do.

    Has this function been finished? It seems like there are some challenges you are facing making that part. If it's not done, let me know what needs to be done or what the obstacles are. I'll try to make it work.

    Otherwise, are there any updates to the files since last year?

     
    • PH FRANCOIS

      PH FRANCOIS - 2015-03-12

      Hi Zack,
      sorry for the late reply.

      The main challenge is time... I have setuped a sort of local configuration to develop the send function, and the main difficulty is to develop and debug the sender commands...
      I will push the lastests code later, but this will not provide a ready to go function...

       
  • Paul Muschick

    Paul Muschick - 2015-06-25

    Any progress towards adding the ability to send a file?

     
    • PH FRANCOIS

      PH FRANCOIS - 2015-06-26

      Hi Paul,
      it takes time, and I only have a pre-version that is not enought reliable to be released.
      I will have some additional time for this project in the next weeks, but any help is appreciated ;)

       
  • Dababi Mohamed

    Dababi Mohamed - 2016-01-26

    Hello,
    Did you made any progress in sending a file. I'm working in a project that uses Zmodem as a transmission protocol to send file between two modems.

     
    • PH FRANCOIS

      PH FRANCOIS - 2016-02-20

      Hi Mohamed,
      unfortunately, I didn't have sufficient time to do it...
      Maybe in few months...

       
  • Wynn Jones

    Wynn Jones - 2016-06-26

    I'm working on a project using Zmodem to send file from one modem to another. Did you make any progress on the sending file?

     
  • Salvo Talerico

    Salvo Talerico - 2019-01-09

    I'm working on a project using Zmodem to send file over RS232. Did you make any progress on the sending file? Alternatively, could you give guidelines on the definition of the Send?
    thank you in advance

     

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