Download File: PL2303_MacOSX_1.6.1_20160309.zip

Mac OS X Universal Binary Driver v1.6.0 (PKG file format)

• For Mac OS X 10.11 El Capitan (64-bit)
• For Mac OS X 10.10 Yosemite (64-bit)
• For Mac OS X 10.9 Mavericks (64-bit)
• For PL2303 H/HX/HXD/EA/RA/SA/TA/TB chip versions
• For Prolific USB VID_067B&PID_2303 Only
• Includes Driver Installation Manual

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Download File: PL2303_MacOSX_v1.5.1_20160309.zip

Mac OS X Universal Binary Driver v1.5.1 (PKG file format)

• For Mac OS X 10.8 Mountain Lion (64-bit)
• For Mac OS X 10.7 Lion (32-bit and 64-bit kernel)
• For Mac OS X 10.6 Snow Leopard (32-bit and 64-bit kernel)
• For PL2303 H/HX/HXD/EA/RA/SA/TA/TB chip versions
• For Prolific USB VID_067B&PID_2303 Only
• Includes Driver Installation Manual

 

macbook:user$ cd /dev
macbook:user$ ls -ltr /dev/*usb*
crw-rw-rw- 1 root wheel 9, 66 Apr 1 16:46 tty.usbmodem1a21
DT-macbook:dev user$
Step 4 Connect to the USB port with the following command followed by the router USB port speed:

macbook:user$ screen /dev/tty.usbmodem1a21 9600
To Disconnect the OS X USB Console from the Terminal Window
Enter Ctrl+A followed by Ctrl+\