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Merge pull request #317 from pycom/PoE-warnings

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re-inserted PoE diagram
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Christian Ehlers
2020-08-28 19:59:41 +02:00
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parent 89633eee96 ec9621b4d7
commit 3a1e827bfa
1 changed files with 24 additions and 64 deletions
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content/tutorials/networkprotocols/PoE.md
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@@ -23,72 +23,32 @@ Incorrect usages of Power over Ethernet can lead to unrecoverable damage of not
A battery can be connected to the PyGate without issues. The battery can be charged either via USB-C or PoE power.
<h3>Setup Options</h3>
## Setup Options
In the following diagram, we clarify what is, and what is not allowed:
### Power over Ethernet
<h4> Power over Ethernet</h4>
![](/gitbook/assets/poe-ni-warn1.png)
<div class="poe-table">
<table class="poe">
<tbody>
<tr>
<td> USB-C cable connected to a PC <b>with</b> mains ground protection</td>
<td class="poe-red">NOT OK</td>
</tr>
<tr>
<td> USB-C cable connected to a Notebook <b>without</b> mains ground protection</td>
<td class="poe-green"> OK</td>
</tr>
<tr>
<td> USB-C charger <b>with</b> mains ground protection</td>
<td class="poe-red"> NOT OK</td>
</tr>
<tr>
<td> USB-C charger <b>without</b> mains ground protection</td>
<td class="poe-green"> OK</td>
</tr>
<tr>
<td> Oscilloscope / Logic Analyser / Other equipment <b>with</b> mains ground protection</td>
<td class="poe-red"> NOT OK</td>
</tr>
<tr>
<td> Battery</td>
<td class="poe-green"> OK</td>
</tr>
</tbody>
</table>
</div>
| Connection type | OK?|
|--- |--- |
|USB-C cable connected to a PC with mains ground protection|NOT OK|
|USB-C cable connected to a Notebook without mains ground protection|OK|
|USB-C charger with mains ground protection|NOT OK|
|USB-C charger without mains ground protection|OK|
|Oscilloscope / Logic Analyser / Other equipment with mains ground protection|NOT OK|
|Battery|OK|
### Power over USB-C / External
<br><br>
<h4> Power over USB-C or external supply</h4>
![](/gitbook/assets/poe-ni-warn2.png)
<div class="poe-table">
<table class="poe">
<tbody>
<tr>
<td> USB-C cable connected to a PC <b>with</b> mains ground protection</td>
<td class="poe-green">OK</td>
</tr>
<tr>
<td> USB-C cable connected to a Notebook <b>without</b> mains ground protection</td>
<td class="poe-green"> OK </td>
</tr>
<tr>
<td> USB-C charger <b>with</b> mains ground protection</td>
<td class="poe-green"> OK </td>
</tr>
<tr>
<td> USB-C charger <b>without</b> mains ground protection</td>
<td class="poe-green"> OK </td>
</tr>
<tr>
<td> Oscilloscope / Logic Analyser / Other equipment <b>with</b> mains ground protection</td>
<td class="poe-green"> OK </td>
</tr>
<tr>
<td> Battery</td>
<td class="poe-green"> OK </td>
</tr>
</tbody>
</table>
</div>
| Connection type | OK?|
|--- |--- |
|USB-C cable connected to a PC with mains ground protection| OK|
|USB-C cable connected to a Notebook without mains ground protection|OK|
|USB-C charger with mains ground protection| OK|
|USB-C charger without mains ground protection|OK|
|Oscilloscope / Logic Analyser / Other equipment with mains ground protection| OK|
|Battery|OK|