CP210x Macintosh OS X VCP Driver v4 Release Notes

Copyright (C) 2015 Silicon Laboratories, Inc.

This release contains the following components:

* SiLabsUSBDriverDisk.dmg - Image containing the VCP Driver Installer

* ReleaseNotes.txt (this file)

* uninstaller.sh - a bash shell script for removing the driver

Known Issues and Limitations

----------------------------

This release includes the Macintosh OSX driver for the Intel and

PowerPC Platforms versions 10.5, 10.6, 10.7, 10.8,

10.9, and 10.10.

Driver Installation

-------------------

Mount the DMG file and double click on

Silicon Labs VCP Driver.

Uninstalling the Driver

-----------------------

To uninstall the driver, run the uninstaller.sh shell script from

a Terminal command prompt.

Release Dates

-------------

CP210x Macintosh OSX VCP Driver 4.10.7 - February 15, 2016

CP210x Macintosh OSX VCP Driver v3.1 - December 6, 2012

CP210x Macintosh OSX Driver Revision History

--------------------------------------------

Version 4.x.7

Added VID/PID for Sekonic and DASCOM.

Minor fix to postflight script for 64 bit 10.8 and below OS's.

Version 4.x.6

Added VID/PIDs for Vorze and Cadex Electronics.

Version 4.x.5

Added VID/PIDs for California Eastern Labs and Micro Computer Control Corp.

Version 4.x.4

Added VID/PIDs for Zonge International, AES GmbH, SPORTident GmbH

Version 4.x.3

Added VID/PID for Aruba Networks, Inc.

Version 4.x.2

Added VID/PID for ARKRAY, Inc.

Version 4.x.1

Added VID/PIDs for BodyCap, RTKWARE, and West Mountain Radio

Added uninstaller script to DMG

Installer now runs uninstaller script before executing install - removes older versions using previous naming scheme

Dropping support for OS X 10.4. If you require OS X 10.4 support, please install version 3.1 of the VCP driver

Version 4.x.0

Added OSX 10.9 and 10.10 driver support with signed kernel extension

Updated version numbering - 2nd digit represents target OS versions

4.7 - OSX 10.7 and older, 32 bit

4.8 - OSX 10.8 and older, 64 bit

4.10 - OSX 10.9 and 10.10, 64 bit, signed kext

Updated version numbering - 3rd digit represents VID/PID updates. Customers not needing the new VID/PID do not need to update drivers for 3rd digit changes.

Installer will now only install the proper matching kernel extension instead of both the 32 bit and 64 bit versions.

Version 3.1

Added support for CP2108

Version 3.0

Corrected issue where transmission would stop when a 0 length packet was sent

incorrectly on aligned packet boundaries

Version 2.9

Corrected issue with Baud Rates not being set properly if they were greater

than 230400 on PPC or Intel platforms

Corrected an issue where a device might get stuck when coming out of sleep mode

Corrected an issue on PPC where Baud Rates were not getting set properly

Added enhanced support for sleep, now reads state on sleep and writes state on

wake to provide smoother and more stable state transitions

Version 2.7

Corrected issue with initial Stop Bits value

Corrected issue which seen which switching between 32 and 64 bit mode and trying

to use the driver in each mode

Added in a clear stall to be more complete in invalid control transfers

Version 2.6

Corrected all known Kernel Panics for 10.4/5/6 for surprise removal and data

transmission

Corrected an issue with data drop while using XON/XOFF flow control

Corrected RTS/DTR toggling sync issue

Version 2.2

Corrected Kernel Panic in Snow Leopard which would randomly occur after

transmission

Modified DTR pin to toggle on open and close instead of on insertion

Modified driver to load without showing the Network Connection Dialog

Modified driver to allow toggling of RTS and DTR pins

Added 64 bit support for Snow Leopard

Version 2.1

Corrected device strings that were changed in the 2.0 release back to the

format used in pre-2.0 drivers

Version 2.0

Driver architecture updated.

Version 1.06

Corrected a bug which causes a Kernel Panic with a Baud Rate of 0, yileding

a Divide-By-Zero error

Version 1.04

Updated to support newer versions of Mac OSX

Version 1.02

Updated to support the Intel platform through a universal binary that

also supports PowerPC.

Version 1.00

Initial Release

if [ -d /System/Library/Extensions/SiLabsUSBDriver.kext ]; then

sudo rm -rf /System/Library/Extensions/SiLabsUSBDriver.kext

if [ -d /System/Library/Extensions/SiLabsUSBDriver64.kext ]; then

sudo rm -rf /System/Library/Extensions/SiLabsUSBDriver64.kext

if [ -d /Library/Extensions/SiLabsUSBDriverYos.kext ]; then

sudo rm -rf /Library/Extensions/SiLabsUSBDriverYos.kext

if [ -d /Library/Extensions/SiLabsUSBDriver.kext ]; then

sudo rm -rf /Library/Extensions/SiLabsUSBDriver.kext