Fun and Easy UART - How the UART Protocol Works
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The document provides detailed information on UART and I2C serial communication protocols, including key configurations such as baud rate, data bits, parity bits, and stop bits. It outlines the communication settings necessary for connecting devices through serial interfaces and highlights standard values for configuration. The content also includes references to additional resources for further learning on serial communication.
Fun and Easy UART - How the UART Protocol Works
- 1. UART
- 3. Master Clock (SCL) Data (SDA) R1 R2 Slave I2C Master SPISlave Serial Clock (SCK) Master In Slave Out (MISO) Slave Select (SS) Master Out Slave In (MOSI)
- 4. Asynchronous = No Clock
- 5. Receiver and Transmitter Need to be on the Same Baud rate / Bitrate
- 6. UART Configuration (Serial Comms) Device 1 TX RX RX GND TX Device 2 GND
- 7. Communication Settings Device 1 TX RX RX GND TX Device 2 GND Baud Rate Data Bits Parity Stop Bits
- 8. Communication Settings Device 1 TX RX RX GND TX Device 2 GND Baud Rate : 1200 4800 9600 19200 38400 115200 bps
- 9. S Communication Settings Device 1 TX RX RX GND TX Device 2 GND Data Bits S
- 10. D1D0 D3D2 D5D4 D6 D7S Communication Settings Device 1 TX RX RX GND TX Device 2 GND Data Bits S Ack D1D0 D3D2 D5D4 D6 D7 8 Bits
- 11. D1D0 D3D2 D5D4 D6 D7S Communication Settings Device 1 TX RX RX GND TX Device 2 GND Data Bits S Ack D1D0 D3D2 D5D4 D6 D7 7 Bits
- 12. D1D0 D3D2 D5D4 D6 D7S Communication Settings Device 1 TX RX RX GND TX Device 2 GND Parity Bit S Ack D1D0 D3D2 D5D4 D6 P Odd EvenP
- 13. D1D0 D3D2 D5D4 D6 D7S Communication Settings Device 1 TX RX RX GND TX Device 2 GND Parity Bit S Ack D1D0 D3D2 D5D4 D6 P Odd EvenP 1 1 1 10 0 0 4 – Ones
- 14. D1D0 D3D2 D5D4 D6 D7S Communication Settings Device 1 TX RX RX GND TX Device 2 GND Parity Bit S Ack D1D0 D3D2 D5D4 D6 P Odd P 1 1 1 10 0 0 4 – Ones 0
- 15. D1D0 D3D2 D5D4 D6 D7S Communication Settings Device 1 TX RX RX GND TX Device 2 GND Parity Bit S Ack D1D0 D3D2 D5D4 D6 P P 1 1 1 10 0 0 4 – Ones 1 Even
- 16. D1D0 D3D2 D5D4 D6 D7S Communication Settings Device 1 TX RX RX GND TX Device 2 GND Parity Bit S Ack D1D0 D3D2 D5D4 D6 P P 1 1 1 10 0 1 5 – Ones 0 Even
- 17. D1D0 D3D2 D5D4 D6 D7S Communication Settings Device 1 TX RX RX GND TX Device 2 GND Parity Bit S Ack D1D0 D3D2 D5D4 D6 P P 1 1 1 10 0 1 5 – Ones 1 Odd
- 18. TD1D0 D3D2 D5D4 D6 D7S Communication Settings Device 1 TX RX RX GND TX Device 2 GND Stop Bit S Ack D1D0 D3D2 D5D4 D6 P 1 1 1 10 0 1 1 T
- 19. TD1D0 D3D2 D5D4 D6 D7S Communication Settings Device 1 TX RX RX GND TX Device 2 GND 2 Stop Bits S Ack D1D0 D3D2 D5D4 D6 P 1 1 1 10 0 1 1 T T
- 20. TD1D0 D3D2 D5D4 D6 D7S Communication Settings Device 1 TX RX RX GND TX Device 2 GND S Ack D1D0 D3D2 D5D4 D6 P 1 1 1 10 0 1 1 T 0 1
- 21. TD1D0 D3D2 D5D4 D6 D7S Communication Settings Device 1 TX RX RX GND TX Device 2 GND S Ack D1D0 D3D2 D5D4 D6 TD7
- 23. ASCII
- 24. Thank you for Watching Please Like, Subscribe & Share :)
Editor's Notes
- #4: Can check the Videos that I have on those Communication Protocols.
- #5: Serial Peripheral Bus. Clock to synchronize in out bits
- #6: Serial Peripheral Bus. Clock to synchronize in out bits
- #7: Peer to Peer . So now Multiple Devices on one bus. Commonly Known as Serial Communications
- #8: Peer to Peer . So now Multiple Devices on one bus.
- #9: Peer to Peer . So now Multiple Devices on one bus.
- #10: Peer to Peer . So now Multiple Devices on one bus.
- #11: Peer to Peer . So now Multiple Devices on one bus.
- #12: Peer to Peer . So now Multiple Devices on one bus.
- #13: Parity Is a 1 bit Error Checking Mechanism
- #14: Parity Is a 1 bit Error Checking Mechanism
- #15: Parity Is a 1 bit Error Checking Mechanism
- #18: Simple Method of Error Checking.
- #19: Simple Method of Error Checking.
- #20: Simple Method of Error Checking.
- #21: Simple Method of Error Checking.
- #22: Simple Method of Error Checking.
- #23: Serial Comms. ACSII American Standard Code for Information Interchange
- #24: Serial Comms. ASCII American Standard Code for Information Interchange