DATAQ Firmware Upgrade Center for DI-245, DI-11xx, DI-2008, DI-21xx, DI-41xx, D-42xx, and DI-47xx: Click the link and download the zip file, you will find all the firmwares inside, including non-standalone version for older hardwares under \oldhardware directory

Firmware for DI-11xx, 21xx and 4xxx	Major Updates
Beta Firmware	Beta firmware for testing purpose only
Rev 1.39	Adds support for DI-2160 Event recorder Adds LOCAL/UTC timestamp options for CSV files Fixed a range error in DI-4730 stand alone operation
Rev 1.38	Fixed a range bug in DI-4718's ASCII outputmode Fixed negative trigger level bug DI-2108P now supports CDC mode
Rev 1.37	Starts new files in standalone when buffer overran Fixed timestamp error for 2108P Fix sync error Increase precision in ASCII output mode from .3e to .5e
Rev 1.36	Longer USB wait time before switching to Ethernet Wait until power supply stable before recording in standalone Fixed rate error in CDC mode Fixed 2108P stand alone circular mode error
Rev 1.35	Fixed leap year error in standalone mode Use D5 and D6 as flag in standalone trigger mode (except DI-4730): D5 is low when file is open, D6 is low when trigger is detected. D5 & D6 back to high when file is closed
Rev 1.34	Fixed Rare communication error
Rev 1.33	Fixed DIN 0/1 polarity error in WinDaq
Rev 1.32	Fixed a standalone file error in Windaq format Use RAM to store data if pre and post trigger can be fitted in memory Adds support for CSV circular mode
Rev 1.31	Fixed a standalone file error in Windaq format Use RAM to store data if pre and post trigger can be fitted in memory Adds support for CSV circular mode
Rev 1.30	Add support for DI-4730 Add support for CSV timestamps
Rev 1.29	Fixed DI-2108P unipolar error

To update the firmware for the DI-11xx, 21xx and 4xxx, please follow this instruction

Firmware for DI-245	Major Updates
Rev 1.22	Allowing ExcelLink to be used with DI-245

Firmware for DI-2008	Major Updates
Rev 1.18	Support all versions of ADC in 2008

To update the firmware for DI-245 and 2008:

1. Download and unzip the above file to your pc
2. Start with the DI-245 or 2008 disconnected from your PC
4. Hold down the pushbutton on the side of the instrument, and connect the unit to your PC
5. With the instrument connect to the PC, release the button (the mode LED should be solid white)
6. Run the Update.exe application and click the 'Update Firmware' button
7. Follow the instructions