I think I’ll post a separate StackOverflow question on that shortly. I’ve just had a minor breakthrough! User Control Panel Log out. Hi andersm, thanks for replying. Stack Overflow works best with JavaScript enabled. I use Visual Studio’s compiler.

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I don’t know why. Does “on” need a CR or LF line terminator? By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies.

[SOLVED] Serial communication with USB CDC device (libusb/termios)

Someone mentioned in a random forum thread somewhere else, that unloading the OS drivers by using a utility called kextunload on OS X can help, but I’ve been unable to figure out exactly how to do this.

Forum Themes Elegant Mobile. In linux, program worked as expected. Attachment s Screen Shot Also, in that C code, I think you need to turn hardware handshake off or tie the handshake lines back.

Do you see any characters come out?

c – libusb can’t open CDC device on Windows but it can on Linux – Stack Overflow

A USB-to-serial converter may use the configured baud rate to set the external communication speed, but communication between the lbusb and the device always happens as fast as the device can handle it.

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The original StackOverflow question can be seen here: Yes I install the driver but problem still exist. I encountered the same problem today only windows.

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USB DAQ Products Support LibUSB and CDC

Device is successfully opened. Also since you’re using a Mac you may want to check out IOKit’s device support. In regards ljbusb the termcap, I’ve tried changing the settings in iTerm to limit it, and also tried unlimited scrollback, but the terminal still gets busted for some weird reason. I’ve just had a minor breakthrough!

Csc Microchip forum keeps dropping the indentation when I paste here. I’m trying to manipulate it to send the string “on” to my device: The C program is probably misconfigured for my device, and I’d really like to just be able to send “on” to the device from C.

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Now, option one, using libusb, is failing miserably, as Mac is stingy, and does not want to let go of the USB CDC ccdc, so I can claim the interface and do stuff with it. But i can open it in my host application.

The composite device is a USB 2. Why does my PIC32 run slower than expected? Evidence that the circuit works. Stack Overflow works best with JavaScript enabled.

Also, when the application exists, my terminal window gets screwed up. Beside, I can access CDC device from any terminal program.

Sounds like you busted the termcap in your terminal window. Take a look at the following: By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service. Sign up or log in Sign up using Google.