I.</p>
<p>The user can disable internal pull-up by opening ioc file. For that, user can follow the procedure :</p>
<ol type="1">
<li>Double click on the I2C_OneBoard_AdvCommunication_DMAAndIT_Init.ioc file</li>
<li>When CUBEMX tool is opened, select System Core category</li>
<li>Then in the configuration of GPIO/I2C1, change Pull-up to No pull-up and no pull-down for the both pins</li>
<li>Same action in the configuration of GPIO/I2C2, change Pull-up to No pull-up and no pull-down for the both pins</li>
<li