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name: nordic-nrf description: Nordic Semiconductor nRF5x/nRF Connect SDK expertise category: Vendor-Specific allowed-tools:

• Bash
• Read
• Write
• Edit
• Glob
• Grep graph: domains: [domain:embedded-systems] specializations: [specialization:embedded-systems] skillAreas: [skill-area:rtos-programming, skill-area:firmware-development] roles: [role:embedded-engineer]

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Nordic nRF Skill

Overview

This skill provides expert-level support for Nordic Semiconductor nRF5x series and nRF Connect SDK development, with deep expertise in Bluetooth Low Energy, power optimization, and wireless protocols.

Capabilities

nRF Connect SDK

• SDK configuration and setup
• West workspace management
• Board definition customization
• Application architecture patterns
• Multi-image builds

Bluetooth Low Energy

• SoftDevice configuration (legacy nRF5 SDK)
• Zephyr BLE stack configuration
• GATT service generation
• Connection parameter optimization
• Advertising configuration
• Pairing and bonding
• Bluetooth Mesh implementation

Power Profiling

• Nordic Power Profiler Kit 2 integration
• Current measurement analysis
• Sleep mode optimization
• Radio duty cycle analysis
• Battery life estimation
• Power consumption logging

Debugging and Logging

• nRF logging subsystem configuration
• RTT (Real-Time Transfer) debugging
• J-Link integration
• nRF Command Line Tools
• Core dump analysis

Thread/Matter Support

• OpenThread configuration
• Thread network setup
• Matter device implementation
• Border router setup
• Multiprotocol configuration

Peripheral Configuration

• GPIO and GPIOTE configuration
• Timer and counter setup
• PWM configuration
• SPI/I2C/UART drivers
• ADC (SAADC) configuration
• NFC configuration

Target Processes

• bsp-development.js - nRF BSP implementation
• low-power-design.js - Ultra-low-power nRF design
• power-consumption-profiling.js - Power analysis
• ota-firmware-update.js - nRF DFU implementation

Dependencies

• nRF Connect SDK
• nRF Command Line Tools
• Segger J-Link software
• Nordic Power Profiler Kit 2 (optional)

Usage Context

This skill is invoked when tasks require:

• nRF5x/nRF52/nRF53/nRF91 development
• BLE application implementation
• Ultra-low-power optimization
• Thread/Matter development
• Power profiling analysis

Family Support

Series	Features
nRF51	Legacy BLE (deprecated)
nRF52810/832/833	BLE 5.0, low-cost
nRF52820	BLE 5.2, Thread
nRF52840	BLE 5.0, Thread, Zigbee, USB
nRF5340	Dual-core, BLE 5.2
nRF9160	LTE-M/NB-IoT cellular

Example Configurations

BLE Advertising

static struct bt_le_adv_param adv_param = BT_LE_ADV_PARAM_INIT(
    BT_LE_ADV_OPT_CONNECTABLE | BT_LE_ADV_OPT_USE_NAME,
    BT_GAP_ADV_FAST_INT_MIN_2,
    BT_GAP_ADV_FAST_INT_MAX_2,
    NULL);

bt_le_adv_start(&adv_param, ad, ARRAY_SIZE(ad), NULL, 0);

Power Configuration (prj.conf)

CONFIG_PM=y
CONFIG_PM_DEVICE=y
CONFIG_BT_CTLR_TX_PWR_MINUS_8=y
CONFIG_BT_CTLR_ADV_EXT=n