# ESP8266 Alexa Controlled Switch ## Description This is an Alexa Controlled Switch. ## Project Details - **Owner:** charles - **Created:** 2/12/2021 - **Last Updated:** 2/12/2021 - **Visibility:** Public - **Forks:** 10 ## Key Components ### ? — [Relay Switch (open)](https://www.flux.ai/lwcassid/relay-switch-open~nz.md) **Pins:** - undefined - undefined - undefined - undefined ### ? — [AC-DC buck step-down module 220V - 5V](https://www.flux.ai/jharwinbarrozo/ac-dc-buck-step-down-module-220v-5v~nk.md) **Pins:** - 5V - GND - L (220V) - N (220V) ### ? — 2N2222 - : https://www.snapeda.com/parts/2N2222A/NTE%20Electronics,%20Inc/datasheet/ **Pins:** - B - C - E ### ? — [AMS1117-3.3](https://www.flux.ai/vasy_skral/ams1117-33~34.md) - Manufacturer Part Number: AMS1117-3.3 **Pins:** - ADJ/GND - VIN - VOUT ### +5V — Power Symbol **Pins:** - P1 ### +5V — Power Symbol **Pins:** - P1 ### +5V — Power Symbol **Pins:** - P1 ### 220 V Main — [Sinusoidal Generator](https://www.flux.ai/jharwinbarrozo/waveform-generator~ggu.md) - Peak Voltage: 311V - Frequency: 60Hz - DC Offset: 0 - Phase Offset: 0° **Pins:** - Anode - Cathode ### 220V Light Bulb — [Light Bulb](https://www.flux.ai/jharwinbarrozo/light-bulb~np.md) **Pins:** - undefined - undefined ### CH_PD — Label **Pins:** - P1 - P2 ### D1 — [Zener Diode](https://www.flux.ai/lwcassid/zener-diode~oo.md) - Series Resistance: 0Ω - Emission Coefficient: 2 - Breakdown Voltage: 5.6V - Saturation Current: 1.714352819281e-7A **Pins:** - ANODE - CATHODE ### GND — Label **Pins:** - P1 - P2 ### GPIO 0 — Label **Pins:** - P1 - P2 ### GPIO 2 — Label **Pins:** - P1 - P2 ### GPIO 2 — Label **Pins:** - P1 - P2 ### Q1 — [ESP-01 Module](https://www.flux.ai/jharwinbarrozo/esp-01-module~hv.md) - Price: 2.00$ **Pins:** - CH_PD - GND - GPIO 0 - GPIO 2 - RST - RX - TX - VCC / 3V3 ### RST — Label **Pins:** - P1 - P2 ### RX — Label **Pins:** - P1 - P2 ### TX — Label **Pins:** - P1 - P2 ### VCC / 3V3 — Label **Pins:** - P1 - P2 *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/charles/esp8266-alexa-controlled-switch~ec](https://www.flux.ai/charles/esp8266-alexa-controlled-switch~ec).* --- *Generated from [https://www.flux.ai/charles/esp8266-alexa-controlled-switch~ec](https://www.flux.ai/charles/esp8266-alexa-controlled-switch~ec)*