Smart Lock
Bluetooth-enabled smart door lock with secure access control, supporting mobile app unlocking, guest access codes, and activity logging.
Bluetooth-enabled smart door lock with secure access control, supporting mobile app unlocking, guest access codes, and activity logging.
Key Features
- Secure BLE pairing
- NFC tap-to-unlock
- Access code management
- Activity audit log
- Battery monitoring
- Tamper detection
Firmware Components
- BLE security (LESC)
- Motor/actuator driver
- Crypto engine
- NVS for access credentials
- Low-power state machine
- NFC reader driver
Protocols
ble, nfc
Recommended Hardware
nRF52820
BLE 5.4 and 802.15.4 SoC with USB 2.0 Full Speed and 256KB Flash. Bridges BLE/Thread wireless with USB at lower cost than the nRF52840.
nRF52833
Full-featured BLE 5.4 + 802.15.4 SoC with 512KB Flash, 128KB RAM, USB, and NFC. Offers extended-range BLE (Coded PHY) and mid-range capability between nRF52832 and nRF52840.
nRF52840
Advanced multiprotocol SoC with 1MB Flash, 256KB RAM, and USB support. The go-to chip for Bluetooth 5.4, Thread, Zigbee, and 802.15.4 applications.
nRF5340
Dual-core Bluetooth 5.4 SoC with dedicated application and network processors. 1MB Flash + 512KB RAM on the application core, with hardware security via ARM TrustZone.
Ready-Made Solution Recipes
nRF52840 Smart Lock
Build a secure BLE smart door lock with the nRF52840 — featuring encrypted pairing, NFC tap-to-unlock, guest access management, and tamper detection.
nRF52820 Smart Lock with USB
Build a BLE and USB-enabled smart door lock with the nRF52820 — combining secure BLE access control with USB connectivity for configuration, audit log download, and firmware updates.
nRF54L15 Secure Smart Lock
Build a next-generation secure smart lock with the nRF54L15 — CRACEN hardware crypto for secure BLE key management, tamper detection peripherals, and years of battery life on 2xAA cells.
Smart Home Hub
Central smart home controller that bridges multiple wireless protocols (BLE, Thread, Zigbee, WiFi) and enables unified device management and automation.
Smart Lighting Controller
Networked lighting control system supporting dimming, color temperature, scenes, and schedules over BLE Mesh, Thread, or Zigbee for residential and commercial use.