https://community.nxp.com/t5/Model-Based-Design-Toolbox-MBDT/No-Communication-between-LPI2C0-and-LPI2C1/m-p/2115503#M10284 <P>Hi,</P><P>I'm trying to implement the I2C example on MBDT between lpi2c0 and lpi2c1:</P><P>i've configured both using LPI2C peripheral (not FLEXIO) and i've connected PTF20 -&gt; PTC29 (SDA) and PTF21 -&gt; PTC28 (SCL) on&nbsp;S32K3X8EVB-Q289 using cables.</P><P>I've find out that master (lpi2c0) sends the slave address but it doesn't receive.</P><P>i've also found with the oscilloscope that SCL line is always low until the master sends the request, than raises up and start clock signal..</P><P>SDA is, instead, always high but the message sent is not correct...&nbsp;</P><P>&nbsp;</P><P>Please tell me if i'm missing something somewhere... i'll attach my prj with .mex</P> Thu, 12 Jun 2025 15:09:17 GMT simon98 2025-06-12T15:09:17Z https://community.nxp.com/t5/Model-Based-Design-Toolbox-MBDT/No-Communication-between-LPI2C0-and-LPI2C1/m-p/2115503#M10284 <P>Hi,</P><P>I'm trying to implement the I2C example on MBDT between lpi2c0 and lpi2c1:</P><P>i've configured both using LPI2C peripheral (not FLEXIO) and i've connected PTF20 -&gt; PTC29 (SDA) and PTF21 -&gt; PTC28 (SCL) on&nbsp;S32K3X8EVB-Q289 using cables.</P><P>I've find out that master (lpi2c0) sends the slave address but it doesn't receive.</P><P>i've also found with the oscilloscope that SCL line is always low until the master sends the request, than raises up and start clock signal..</P><P>SDA is, instead, always high but the message sent is not correct...&nbsp;</P><P>&nbsp;</P><P>Please tell me if i'm missing something somewhere... i'll attach my prj with .mex</P> Thu, 12 Jun 2025 15:09:17 GMT https://community.nxp.com/t5/Model-Based-Design-Toolbox-MBDT/No-Communication-between-LPI2C0-and-LPI2C1/m-p/2115503#M10284 simon98 2025-06-12T15:09:17Z