5,374
edits
Changes
no edit summary
<div class="toccolours mw-collapsible mw-collapsed">
<div style="font-weight:bold;line-height:1.0;">
</div>
<div class="mw-collapsible-content">
1. Make sure you enable i2c interface, refer to How to enable I2C
2. Please check if the pogp pin of [[X1202]] or other ups shield [[X1200]] /[[X1201]] / [[X1203]] is in close contact with the pad position of PI 5.
There won't be any other problems, it's this poor contact that's causing it.