Software Downloads of CI-203

CI-600 image callout

Scott Trimble

September 24, 2021 at 4:09 am | Updated December 6, 2021 at 8:22 pm | < 1 min read

Current Version

LibUSB setup tool for CI-203

Download Zip File >

Steps for using:

  1. Extract libusb_setup_203.zip
  2. Run the installer and follow the prompt.

Download the latest Firmware (1-15-2014). This firmware code is only for CI-203’s with a serial number of 203-3.01-xxxxx. If firmware is needed for a 203-3.00-xxxxx or other, please contact technical support ( support@cid-inc.com).

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CI-203 Driver and Application to Transfer Code to 203


CI-203_software_1-15-2014.zip

Firmware Code


ci-203-v4.22.bin

Previous Version

The software below works with Windows 95 through XP, and is used to download data from the CI-203 to a Windows PC.

Allow COM1-COM8 which may be useful if you use a USB COM PORT adapter:


RS232_203V1203.exe

Allow COM1-COM8 which may be useful if you use a USB COM PORT adapter:


RS232_203V1101.exe