Fix i2c typo

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Otto Winter 2018-06-06 08:11:30 +02:00
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@ -19,7 +19,7 @@ Configuration variables:
- **sda** (*Optional*, :ref:`config-pin`): The pin for the data line of the i²c bus.
Defaults to the default of your board (usually GPIO21 for ESP32 and GPIO4 for ESP8266).
- **sdc** (*Optional*, :ref:`config-pin`): The pin for the clock line of the i²c bus.
- **scl** (*Optional*, :ref:`config-pin`): The pin for the clock line of the i²c bus.
Defaults to the default of your board (usually GPIO22 for ESP32 and
GPIO5 for ESP8266).
- **scan** (*Optional*, boolean): If esphomelib should do a search of the i2c address space on startup.