Choose "My Сomputer/Properties";

In "System Properties" window select the "Hardware" tab  and press the "Driver Signing" button;

In the "Driver Signing Options" dialog window (Figure 1.2, “The "Driver Signing Options" window”) select "Ignore" or "Warn". In case you choose "Block" hardware drivers installation will be blocked by Windows OS.

Figure 1.2. The "Driver Signing Options" window

Load the latest version of I2C Bridge program package from Diolan website ( http://www.diolan.com/products/u2c12/downloads.html);

Run I2C Bridge.X.X.X.exe file ("X.X.X" is the number of current version);

Read the license agreement (Figure 1.3, “The "License Agreement" window”). In case you agree with all license conditions press the “I Agree” button. The Setup process will continue;

Figure 1.3. The "License Agreement" window

In the next window (Figure 1.4, “Choosing the necessary application components”) choose necessary application components and press the "Next" button;

Figure 1.4. Choosing the necessary application components

In the "Choose Install Location" window (Figure 1.5, “Choosing folder for Diolan U2C-12 installation”) choose the folder in which to install the Diolan USB-I2C/SPI/GPIO Interface Adapter software. Then press the “Next” button;

Figure 1.5. Choosing folder for Diolan U2C-12 installation

In the "Choose Start Menu Folder" window (Figure 1.6, “Choosing "Start Menu/Programs" folder for the Diolan U2C-12 shortcuts”) choose the "Start Menu" folder for the Diolan U2C-12 software shortcuts. If you select the “Do not create shortcuts” check-box, the shortcuts for installed applications will not be created. Press “Install” button and wait until the installation is completed;

Figure 1.6. Choosing "Start Menu/Programs" folder for the Diolan U2C-12 shortcuts

After installation is completed press the “Close” button.

Select the "No, not this time" item in the "Found New Hardware Wizard" window (Figure 1.7, “"Found New Hardware Wizard" start window”) and press the "Next" button;

Figure 1.7. "Found New Hardware Wizard" start window

In next window (Figure 1.8, “"Found New Hardware Wizard" window for choosing searching options”) choose the "Install the software automatically" item and press the “Next” button;

Figure 1.8. "Found New Hardware Wizard" window for choosing searching options

In case of the "Hardware installation" window appearance (Figure 1.9, “The "Hardware installation" window appearance”) press the "Continue Anyway" button;

Figure 1.9. The "Hardware installation" window appearance

After the installation is completed, press the “Finish” button (Figure 1.10, “The “Found New Hardware Wizard" completing window”).

Figure 1.10. The “Found New Hardware Wizard" completing window