How to wire up float switch and use in ESPHome?

[Vendril]

Thanks,

Got it hooked up and working now.

Code:

####### START digital inputs / physical buttons on board
binary_sensor:
  - platform: gpio
    name: "digital input1"
    id: digitalinput1_physicalbutton
    pin:
      pcf8574: pcf8574_hub_in_1
      number: 0
      mode: INPUT
      inverted: true