imagine a first serial interface (#89)

content/docs/50_platform/specifications/mqtt-panduza/_index.md

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 ---
-title: "Platform Specifications"
-weight: 4
+title: "MQTT"
+weight: 1
+icon: "hub"
 bookCollapseSection: true
 ---
-
-# Platform Specifications
-
-Panduza core concept is the abstraction of the physical interfaces at the network level.
-
-This chapter specify this abstraction layer.
-
-This chapter is usefull if you work on the platform core features or if you work on a library for a langage.
-

content/docs/50_platform/specifications/mqtt-panduza/interfaces/serial.md

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+---
+title: "Serial"
+weight: 3
+---
+
+A serial interface can be used to interact with any point to point serial communication adapter.
+
+Examples:
+
+- UART Adapter
+- RS232 Adapter
+
+This document describes the specific attributes of Serial interfaces.
+
+Please refer to [API interface](../core.md) to get a generic description of the interface mechanism.
+
+### `[PLATF_00012_00]` - Info
+
+```json
+{
+    "type": "serial",
+    "version": "0.0.0"
+}
+```
+
+## Attributes
+
+| Attribute name | Retain Topic |
+| :------------- | :----------: |
+| Tx             |    false     |
+| Rx             |    false     |
+
+### `[PLATF_00013_00]` - Serial Tx
+
+Bytes Stream
+
+### `[PLATF_00014_00]` - Serial Rx
+
+Bytes Stream
+
+## Changelog
+
+### Version 0.0
+
+- Experimentations
+
+

content/docs/90_annexes/_index.md

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+---
+title: "Annexes"
+weight: 1
+icon: "inventory_2"
+bookCollapseSection: true
+---