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SAM L21 Family Data Sheet SAM L21
SAM L21 Family Data Sheet SAM L21
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  2. 33 SERCOM SPI – SERCOM Serial Peripheral Interface
  3. 33.8 Register Description
  4. 33.8.3 Baud Rate

    Baud Rate

SAM L21

  • Introduction
  • Features
  • 1 Description
  • 2 Configuration Summary
  • 3 Ordering Information
  • 4 Block Diagram
  • 5 Pinout
  • 6 Signal Descriptions List
  • 7 I/O Multiplexing and Considerations
  • 8 Analog Connections of Peripherals
  • 9 Power Supply and Start-Up Considerations
  • 10 Product Mapping
  • 11 Memories
  • 12 Processor and Architecture
  • 13 PAC - Peripheral Access Controller
  • 14 Peripherals Configuration Summary
  • 15 DSU - Device Service Unit
  • 16 Clock System
  • 17 GCLK - Generic Clock Controller
  • 18 MCLK – Main Clock
  • 19 RSTC – Reset Controller
  • 20 PM – Power Manager
  • 21 OSCCTRL – Oscillators Controller
  • 22 OSC32KCTRL – 32KHz Oscillators Controller
  • 23 SUPC – Supply Controller
  • 24 WDT – Watchdog Timer
  • 25 RTC – Real-Time Counter
  • 26 DMAC – Direct Memory Access Controller
  • 27 EIC – External Interrupt Controller
  • 28 NVMCTRL – Non-Volatile Memory Controller
  • 29 PORT - I/O Pin Controller
  • 30 EVSYS – Event System
  • 31 SERCOM – Serial Communication Interface
  • 32 SERCOM USART – SERCOM Universal Synchronous and Asynchronous Receiver and Transmitter
  • 33 SERCOM SPI – SERCOM Serial Peripheral Interface
    • 33.1 Overview
    • 33.2 Features
    • 33.3 Block Diagram
    • 33.4 Signal Description
    • 33.5 Product Dependencies
    • 33.6 Functional Description
    • 33.7 Register Summary
    • 33.8 Register Description
      • 33.8.1 Control A

        Control A

      • 33.8.2 Control B

        Control B

      • 33.8.3 Baud Rate

        Baud Rate

      • 33.8.4 Interrupt Enable Clear

        Interrupt Enable Clear

      • 33.8.5 Interrupt Enable Set

        Interrupt Enable Set

      • 33.8.6 Interrupt Flag Status and Clear

        Interrupt Flag Status and Clear

      • 33.8.7 Status

        Status

      • 33.8.8 Synchronization Busy

        Synchronization Busy

      • 33.8.9 Address

        Address

      • 33.8.10 Data

        Data

      • 33.8.11 Debug Control

        Debug Control

  • 34 SERCOM I2C – SERCOM Inter-Integrated Circuit
  • 35 TC – Timer/Counter
  • 36 TCC – Timer/Counter for Control Applications
  • 37 TRNG – True Random Number Generator
  • 38 AES – Advanced Encryption Standard
  • 39 USB – Universal Serial Bus
  • 40 CCL – Configurable Custom Logic
  • 41 Operational Amplifier Controller (OPAMP)
  • 42 ADC – Analog-to-Digital Converter
  • 43 AC – Analog Comparators
  • 44 DAC – Digital-to-Analog Converter
  • 45 PTC - Peripheral Touch Controller
  • 46 Electrical Characteristics
  • 47 Electrical Characteristics - Extended Temperature Range 105°C
  • 48 Typical Characteristics
  • 49 Appendix A
  • 50 Packaging Information
  • 51 Schematic Checklist
  • 52 Conventions
  • 53 Acronyms and Abbreviations
  • 54 Datasheet Revision History
  • Microchip Information

33.8.3 Baud Rate

Name: BAUD
Offset: 0x0C
Reset: 0x00
Property: PAC Write-Protection, Enable-Protected

Bit 76543210 
 BAUD[7:0] 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 

Bits 7:0 – BAUD[7:0] Baud Register

These bits control the clock generation, as described in the SERCOM Clock Generation – Baud-Rate Generator.

For further information, refer to the Asynchronous Arithmetic Mode BAUD Value Selection.

On this page
  • Bits 7:0 – BAUD[7:0] Baud Register

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