Prolific technology inc pl2303 serial port mac

The Prolific USB-serial driver is very poor quality.

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It consumes way too many clock cycles when heavy transfers are in progress, and it will cause a kernel panic if software attempts to select an unsupported baud rate. I had many problems with the drivers that shipped with the adapter, but I haven't had any problems with these drivers. I've been successfully using these drivers in Tiger since version 1.

Haven't had stability problems as have been mentioned, but I only use it for low-throughput serial connections. For those that don't know, this is software for connecting a computer to a car and reading troubleshooting diagnostic codes and acquiring real-time engine sensor data Oh, and I should mention the drivers work "out-of-the-box" for the adapter that I bought. No plist tweaking necessary. Anyone know of a good vt emulator that will support these.

I have not found anything to do vt emulation using a serial port. I've unloaded and loaded the. I tried installing the drivers on a MacBook Pro and it caused the hang on reboot. It wouldn't get past the gray screen. It was pretty terrifying for a while. I was able to find the offending KEXT and delete it.

Boots fine after that. If I didn't have another mac to do this with, I'd really be hosed.

Fixing the Prolific Driver on OS X

I finally got this working. There's a new prolific driver available, not to mention a universal binary of minicom.

The complete instructions are over at www. Lost your password? Powered by the Parse. More Mac Sites: Macworld MacUser iPhone Central.

One simple trick for USB-to-Serial on MacOS X

The drivers that come with the GUCA did not work for me. Use the following instructions if you cannot get your GUCA to work. This is necessary; the ProlificUsbSerial kernel extension is owned by root.

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Use the Calculator to convert the numbers. Not having this cable, I haven't tested these instructions. The following comments are owned by whoever posted them. This site is not responsible for what they say. Watch out for this driver! Authored by: DaveOrZach on Jan 10, '06 Sadly Silicon Labs doesn't give their drivers for download. Choose System Information or System Profiler.

In the window that appears, select USB from the left column. Spiff Why are you posting information about a Prolific PL?

That's a different vendor and chip. Stop confusing yourself with Prolific PL stuff. That was also my first thought Spiff, but if I connect abd disconnect the board, then I see this USB-item coming up and disappearing. Installation guides FTDI: Spiff, thanks I reinstalled the Prolific PL driver again and now it works fine. A little bit strange, but finally up and running.

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USB to Serial Adapter removal - Apple Community

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