pcf8574:
  - id: 'pcf_inputs_1to14'
    i2c_id: i2c_bus
    address: 0x20
    pcf8575: true
  - id: 'pcf_inputs_15to28'
    i2c_id: i2c_bus
    address: 0x21
    pcf8575: true
  - id: 'pcf_inputs_28to35_menu'
    i2c_id: i2c_bus
    address: 0x22
    pcf8575: false
mcp23017:
  - id: 'mcp_left'
    address: 0x23
  - id: 'mcp_right'
    address: 0x24