# Zigbee - Step-by-Step Lectures

Work through these in order. Each file is one session: read it, do the lab at the end, then move on.

**Hub:** [Zigbee course guide](../Guide.md)

| Lecture | Topic |
|---------|-------|
| [Lecture-01](Lecture-01.md) | What Zigbee is and where it fits |
| [Lecture-02](Lecture-02.md) | Roles, topology, and network formation |
| [Lecture-03](Lecture-03.md) | The Zigbee stack: ZDO, APS, endpoints, and clusters |
| [Lecture-04](Lecture-04.md) | Security, commissioning, sleepy devices, and OTA |
| [Lecture-05](Lecture-05.md) | ESP32-C6 practical path: devices, NCP, gateway, and Jetson context |
