CPS Version 1.2.78This version fixed a problem that only affects the VHF version of the CS580. Allows the use of smaller channel spacing than the orginal version.
Firmware Update Version 1.0.9This version fixed a problem with the manual entry of data using the enhanced parameter mode for the VHF version of the radio. This version does not fix or enhance any features in the UHF version.
Firmware Update Version 1.0.8This version fixed a problem with texting. The CS580 should now be comptaible with the CS700, CS750, and MD380.

Firmware Update Version 1.0.6

This version fixes the last known bug in the firmware. In version 1.0.5 in the enhanced parameter mode, only the private calling worked. This version fixes that problem and now both private and group calling works.

Firmware Update Zip Files
Firmware Update Instructions

These program must be used to update the firmware of your radio.

Unzip files before putting in directory of your computer.
Read instructions competely before updating radio.

CPS Version

First Production Release
Production Code PlugThis is the code plug that is shipped with the radios from the factory