devices.esphome.io

Sonoff S20

Sonoff S20

Device Type: plug
Electrical Standard: euukus
Board: esp8266

GPIO Pinout

PinFunction
GPIO0Push Button (HIGH = off, LOW = on)
GPIO12Relay and its status LED
GPIO13Green LED (HIGH = off, LOW = on)
GPIO1RX pin (for external sensors)
GPIO3TX pin (for external sensors)

Basic Configuration

# Basic Config
esphome:
name: sonoff_s20
ESP8266:
board: esp01_1m
# OTA flashing
ota:
- platform: esphome
wifi: # Your Wifi network details
# Enable fallback hotspot in case wifi connection fails
ap:
# Enabling the logging component
logger:
# Enable Home Assistant API
api:
# Enable the captive portal
captive_portal:
# Device Specific Config
binary_sensor:
- platform: gpio
pin:
number: GPIO0
mode: INPUT_PULLUP
inverted: True
name: "Sonoff S20 Button"
on_press:
- switch.toggle: relay
- platform: status
name: "Sonoff S20 Status"
sensor:
switch:
- platform: gpio
name: "Sonoff S20 Relay"
pin: GPIO12
id: relay
status_led:
pin:
number: GPIO13
inverted: true
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