nRF Connect SDK
Documentation sets
nRF Connect SDK
nrfxlib
Zephyr Project
MCUboot
Trusted Firmware-M
Matter
Kconfig Reference
Zephyr Project
nRF Connect SDK
3.7.99
Contents
Introduction
Developing with Zephyr
Kernel
OS Services
Build and Configuration Systems
Connectivity
Hardware Support
Architecture-related Guides
Barriers API
Cache Interface
Zephyr’s device emulators/simulators
External Bus and Bus Connected Peripherals Emulators
Peripherals
1-Wire Bus
Analog-to-Digital Converter (ADC)
Auxiliary Display (auxdisplay)
Audio
Battery Backed RAM (BBRAM)
BC1.2 Devices (Experimental)
Clock Control
Controller Area Network (CAN)
Chargers
Comparator
Coredump Device
Counter
Digital-to-Analog Converter (DAC)
Direct Memory Access (DMA)
Display Interface
Electrically Erasable Programmable Read-Only Memory (EEPROM)
Enhanced Serial Peripheral Interface (eSPI) Bus
Entropy
Error Detection And Correction (EDAC)
Flash
Fuel Gauge
GNSS (Global Navigation Satellite System)
General-Purpose Input/Output (GPIO)
Haptics
Hardware Information
I2C EEPROM Target
Improved Inter-Integrated Circuit (I3C) Bus
Inter-Integrated Circuit (I2C) Bus
Inter-Processor Mailbox (IPM)
Keyboard Scan
Light-Emitting Diode (LED)
Management Data Input/Output (MDIO)
MIPI Display Bus Interface (DBI)
MIPI Display Serial Interface (DSI)
Multi-bit SPI Bus
Multi-Channel Inter-Processor Mailbox (MBOX)
Peripheral Component Interconnect express Bus (PCIe)
Platform Environment Control Interface (PECI)
PS/2
Pulse Width Modulation (PWM)
Real-Time Clock (RTC)
Regulators
Reset Controller
Retained Memory
Secure Digital High Capacity (SDHC)
Sensors
Serial Peripheral Interface (SPI) Bus
Stepper API
System Management Bus (SMBus)
Universal Asynchronous Receiver-Transmitter (UART)
USB-C VBUS
USB Type-C Port Controller (TCPC)
Time-aware General-Purpose Input/Output (TGPIO)
Video
Watchdog
Overview
API Reference
Pin Control
Porting
Contributing to Zephyr
Project and Governance
Security
Safety
Samples and Demos
Supported Boards
Shields
Releases
Zephyr Project
Hardware Support
Peripherals
Watchdog
View page source
Watchdog
Overview
API Reference
Watchdog
Interface
Related code samples
Watchdog
Use the watchdog driver API to reset the board when it gets stuck in an infinite loop.
Zephyr Project
nRF Connect SDK
nrfxlib
Zephyr Project
MCUboot
Trusted Firmware-M
Matter
Kconfig Reference
