Create a schematic for UART interface. 

libSymbols:
- Connector:UEXT_Slave
- Connector_Generic:Conn_01x04
- power:+3V3
- power:GND
schematicSymbols:
- libraryNickname: Connector_Generic
  entryName: Conn_01x04
  position:
    x: 111.76
    y: 39.37
    angle: 90
  properties:
  - key: Reference
    value: J2
    position:
      x: 113.03
      y: 33.02
      angle: 90
  - key: Value
    value: Conn_01x04
    position:
      x: 113.03
      y: 35.56
      angle: 90
- libraryNickname: Connector
  entryName: UEXT_Slave
  position:
    x: 81.28
    y: 47.625
    angle: 0
  properties:
  - key: Reference
    value: J3
    position:
      x: 83.4741
      y: 33.655
      angle: 0
  - key: Value
    value: UEXT_Slave
    position:
      x: 83.4741
      y: 36.195
      angle: 0
- libraryNickname: power
  entryName: +3V3
  position:
    x: 111.76
    y: 53.34
    angle: 180
  properties:
  - key: Reference
    value: '#PWR02'
    position:
      x: 111.76
      y: 49.53
      angle: 0
  - key: Value
    value: +3V3
    position:
      x: 111.76
      y: 58.42
      angle: 0
- libraryNickname: power
  entryName: +3V3
  position:
    x: 81.28
    y: 34.925
    angle: 0
  properties:
  - key: Reference
    value: '#PWR05'
    position:
      x: 81.28
      y: 38.735
      angle: 0
  - key: Value
    value: +3V3
    position:
      x: 81.28
      y: 29.845
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 109.22
    y: 53.34
    angle: 0
  properties:
  - key: Reference
    value: '#PWR01'
    position:
      x: 109.22
      y: 59.69
      angle: 0
  - key: Value
    value: GND
    position:
      x: 109.22
      y: 58.42
      angle: 0
- libraryNickname: power
  entryName: GND
  position:
    x: 81.28
    y: 60.325
    angle: 0
  properties:
  - key: Reference
    value: '#PWR04'
    position:
      x: 81.28
      y: 66.675
      angle: 0
  - key: Value
    value: GND
    position:
      x: 81.28
      y: 65.405
      angle: 0
junctions: []
noConnects:
- position:
    x: 93.98
    y: 50.165
    angle: null
- position:
    x: 93.98
    y: 42.545
    angle: null
- position:
    x: 68.58
    y: 42.545
    angle: null
- position:
    x: 93.98
    y: 45.085
    angle: null
- position:
    x: 68.58
    y: 45.085
    angle: null
- position:
    x: 93.98
    y: 47.625
    angle: null
busEntries: []
graphicalItems:
- type: wire
  points:
  - x: 109.22
    y: 44.45
  - x: 109.22
    y: 53.34
- type: wire
  points:
  - x: 111.76
    y: 44.45
  - x: 111.76
    y: 53.34
- type: wire
  points:
  - x: 114.3
    y: 44.45
  - x: 114.3
    y: 53.34
- type: wire
  points:
  - x: 116.84
    y: 44.45
  - x: 116.84
    y: 53.34
globalLabels:
- text: SDA
  shape: input
  position:
    x: 114.3
    y: 53.34
    angle: 270
- text: SCL
  shape: input
  position:
    x: 68.58
    y: 52.705
    angle: 180
- text: SCL
  shape: input
  position:
    x: 116.84
    y: 53.34
    angle: 270
- text: SDA
  shape: input
  position:
    x: 68.58
    y: 50.165
    angle: 180
sheetInstances:
- instancePath: /
  page: '1'
