Our website provides a free download of M1ProxCodeCalculator 2.2. This free program is an intellectual property of Aaron Kingsley. Commonly, this program's installer has the following filename: calc.exe. The most popular version of the software is 2.2. M1ProxCodeCalculator is included in Office Tools.
From the developer:
It allows M1 Proximity access cards to be programmed through NessRP. Based on the site code and card number located on the card this program provides the hex value needed to input into NessRP. The hex value from NessRP can also be entered to produce the site code and card number.
You may want to check out more software, such as Free QuData Calculator, AcadCalc or iUnit, which might be similar to M1ProxCodeCalculator.