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Low-Power, 32-bit Cortex-M0+ MCUs with 12-bit ADC, 10-bit DAC, 256-Channel PTC, RTC, and SERCOM
Low-Power, 32-bit Cortex-M0+ MCUs with 12-bit ADC, 10-bit DAC, 256-Channel PTC, RTC, and SERCOM
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ATSAMD20E14 ATSAMD20E15 ATSAMD20E16 ATSAMD20E17 ATSAMD20E18 ATSAMD20G14 ATSAMD20G15 ATSAMD20G16 ATSAMD20G17 ATSAMD20G18 ATSAMD20J14 ATSAMD20J15 ATSAMD20J16 ATSAMD20J17 ATSAMD20J18
  1. Home
  2. 17 WDT – Watchdog Timer
  3. 17.7 Register Summary
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  • Features
  • 1 Configuration Summary
  • 2 Ordering Information (1)
  • 3 Block Diagram
  • 4 Pinout
  • 5 Signal Descriptions List
  • 6 I/O Multiplexing and Considerations
  • 7 Power Supply and Start-Up Considerations
  • 8 Product Mapping
  • 9 Memories
  • 10 Processor And Architecture
  • 11 Peripherals Configuration Summary
  • 12 DSU - Device Service Unit
  • 13 Clock System
  • 14 GCLK - Generic Clock Controller

  • 15 Power Manager (PM)
  • 16 SYSCTRL – System Controller
  • 17 WDT – Watchdog Timer
    • 17.1 Overview
    • 17.2 Features
    • 17.3 Block Diagram
    • 17.4 Signal Description
    • 17.5 Product Dependencies
    • 17.6 Functional Description
    • 17.7 Register Summary
    • 17.8 Register Description
  • 18 RTC – Real-Time Counter
  • 19 EIC – External Interrupt Controller
  • 20 NVMCTRL – Nonvolatile Memory Controller
  • 21 PORT - I/O Pin Controller
  • 22 Event System (EVSYS)
  • 23 SERCOM – Serial Communication Interface
  • 24 SERCOM USART
  • 25 SERCOM SPI – SERCOM Serial Peripheral Interface
  • 26 SERCOM I2C – Inter-Integrated Circuit
  • 27 TC – Timer/Counter
  • 28 Analog-to-Digital Converter (ADC)
  • 29 AC – Analog Comparators
  • 30 DAC – Digital-to-Analog Converter
  • 31 PTC - Peripheral Touch Controller
  • 32 Electrical Characteristics at 85°C
  • 33 Electrical Characteristics at 105°C
  • 34 AEC-Q100 Electrical Characteristics at 125℃
  • 35 Packaging Information
  • 36 Schematic Checklist
  • 37 Data Sheet Revision History
  • 38 Conventions
  • 39 Acronyms and Abbreviations
  • 40 Product Identification System
  • Microchip Information

17.7 Register Summary

Register summary

OffsetNameBit
Pos.
0x0CTRL7:0ALWAYSONWENENABLE
0x1CONFIG7:0WINDOW[3:0]PER[3:0]
0x2EWCTRL7:0EWOFFSET[3:0]
0x3Reserved
0x4INTENCLR7:0EW
0x5INTENSET7:0EW
0x6INTFLAG7:0EW
0x7STATUS7:0SYNCBUSY
0x8CLEAR7:0CLEAR[7:0]

The online versions of the documents are provided as a courtesy. Verify all content and data in the device’s PDF documentation found on the device product page.

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