This is what we get on our Mac with 10.6.7:
Let's uninstall the drivers:
1. developed by Repleo @osxpl2303 Contact - Terms - [email protected]
Reply ↓ Carlos on 2014/11/27 at 19:55 said: i have tried to ti follow the steps as instructed. Add Image I'm e.g. good answer!(undo) Cancel Edit Your Reply (some HTML allowed) What's the status of this question? This device uses the Apple FTDI kext. http://support.plugable.com/plugable/topics/issues_with_my_mac_detecting_my_serial_usb_converter
i am using the IOGEAR GUC232A. This site is not responsible for what they say. You may choose to allow others to view your tags, and you can view or search others’ tags as well as those of the community at large. To make sure that no Prolific driver kext files remain in your Extensions folder, next click the plus button & make sure no Prolific network interface is listed in the "Interface:"
kidding, amused, unsure, silly sad, anxious, confused, frustrated happy, confident, thankful, excited indifferent, undecided, unconcerned Cancel 0 Edit Delete Remove Official Fork Jerome Myers January 17, 2012 01:12 Hi Horatio, Thanks Add Image I'm e.g. Bookmark the permalink. 5 thoughts on “Fixing the Prolific Driver on OS X” Fordan on 2015/02/03 at 13:05 said: You seem to be confusing hexadecimal and octal. 16 is hex. Untrusted Kexts Are Not Allowed Subject: USB-Serial with Prolific 2303 and OS X El Capitan crash From: Jeff Mandel Jeff Mandel (view profile) 2 posts Date: 11 Apr, 2016 15:28:03 Message: 3 of 6 Reply to
Choose... Error: Invalid Signature For Com.prolific.driver.pl2303, Will Not Load If after these steps, your install is still not working, would it be possible to try the adapter on another system? We will be adding these to the driver. 3. Hex to Decimal Conversion Calculator in hex mode We need to convert the hex numbers to decimal. Anyways, I went back to mfr.
Instead of failing, homebrew cask should either silently proceed - kext is not loaded anyway, and can be safely removed, or inform user that kext was not loaded, proceed with uninstallation, Ch340 Driver Mac I think it's a driver issue, you should definitely be seeing a device on Networking. good answer!(undo) Cancel Edit Your Reply (some HTML allowed) What's the status of this question? Choose...
Choose... You may proceed with step 4 and delete the old drivers. Prolific Usb To Serial El Capitan When I looked for info about this on the web, I discovered that this seems to be an ancient device (by computer hardware standards) & the instructions for driver removal were Nozap Pl2303 The device still wasn't loading.
Don't have any of the hardware yet. [ Reply to This | # ] Search Advanced From our Sponsor... For Parallels, the OS X driver doesn't matter. The GUC232 uses the Prolific driver. http://smartnewsolutions.com/failed-to/failed-to-register-for-driver-notification.html Jerome.
kidding, amused, unsure, silly sad, anxious, confused, frustrated happy, confident, thankful, excited indifferent, undecided, unconcerned Cancel 0 Edit Delete Remove Official Fork Horatio January 12, 2012 06:48 This thread has been Aten Uc232a Regards, Lampros Comment good answer! Change back the mode of the driver with: % sudo chmod 0555 ProlificUsbSerial Load the driver: % sudo kextload -v /System/Library/Extensions/ProlificUsbSerial.kext That's it!
Standort-ID: 0xfa210000 / 4 Verfügbare Stromstärke (mA): 100 Erforderliche Stromstärke (mA): 100 Regards, Jan P.S. I am pleased to say that logging in as root, editing the ProlificUsbSerial.kext Info.plist with your lines of code using TextEdit, saving and a reboot did the job! Use the following command to load the kernel extension:
sudo kextload /System/Library/Extensions/\ProlificUsbSerial.kext/Contents/Info.plist
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Note that you really don't have to do this -- the extension(s) won't cause any problems if they remain in the System/Library/Extensions/ folder but you may want to remove them for Enter your admin password . kidding, amused, unsure, silly sad, anxious, confused, frustrated happy, confident, thankful, excited indifferent, undecided, unconcerned Cancel 0 Edit Delete Remove Official Fork normandin17 June 23, 2011 22:42 Just like magic. his comment is here Doesn't need answer Answered Hi Jan-Hendrik, Thanks for posting your question, we be able to help.
It is necessary to have admin rights, so the sudo command is necessary. Play games and win prizes! Could this mean that the ProlificUsbserial.kext driver is loading but somehow failing to recognise the Elecom USB-serial adapter with its PL-2303 chip? The driver for the chip used by Cisco is conveniently included in OS X, but the FTDI and Prolific chips require their own drivers.
If yours isn't working, you can try enabling debug logging. Let me know if you have any questions or problems with it. I have an old MacBook that had been running the Yosemite beta, so I wasn't too worried about upgrading my primary laptop when the Yosemite final was released. Install the drivers 2.
Can you verify that this is the product you have? http://plugable.com/products/pl2303-db9/ Next, try the instructions at the following page and verify that the drivers have downloaded and installed correctly. http://plugable.com/2011/07/12/installing-a-usb-serial-adapter-on-mac-os-x/ If after these steps, your In fact most of the time I don't even need to carry my laptop with me, as my phone or tablet will get me into just about any device and do Looking at RXTX, I can't see that it has been updated since 2009. Using the GUC232 from home with the Prolific driver, same situation - MATLAB hangs, requiring force quit and reboot. > > Looking at RXTX, I can't see that it has been
kidding, amused, unsure, silly sad, anxious, confused, frustrated happy, confident, thankful, excited indifferent, undecided, unconcerned Cancel 0 Edit Delete Remove Official Fork Jerome Myers December 01, 2011 17:30 Hi Marc, Unfortunately, All rights reserved. Even for the latest 10.2.8 Kernel and G5 Macs. If the hardware is not the problem, you can contact us for assistance.
Install the drivers 2. I seem to be able to transmit (indicated by the orange LED on the adapter, but am receiving nothing back from my device. Execute the following steps in the terminal: cd /<_path_where_conflicting_driver_is_located_>/ sudo kextunload ./
In the beta 15A262e which is latest today you can disable ‘System Integrity Protection' with csrutil from OS X terminal in the recovery mode. I get the error: System/Library/Extensions/ProlificUsbSerial.kext/Contents/Info.plist failed to load - (libkern/kext) not found; check the system/kernel logs for errors or try kextutil(8). I called support and they only had a 'Sorry no drivers for