diff --git a/lib_xua/src/core/ports/audioports.xc b/lib_xua/src/core/ports/audioports.xc
index d6e85d3a..92cececd 100644
--- a/lib_xua/src/core/ports/audioports.xc
+++ b/lib_xua/src/core/ports/audioports.xc
@@ -79,11 +79,13 @@ void ConfigAudioPorts(
     }
 
 #if (I2S_CHANS_ADC != 0)
+    /* Some adustments for timing. Sample ADC lines on negative edge and add some delay */
     if(XUA_PCM_FORMAT == XUA_PCM_FORMAT_TDM)
     {
         for(int i = 0; i < I2S_WIRES_ADC; i++)
         {
             set_port_sample_delay(p_i2s_adc[i]);
+            set_pad_delay(p_i2s_adc[i], 4);
         }
     }
 #endif