nRF52840 Medical Wearable Firmware
Build a clinical-grade health monitoring wearable with the nRF52840 — continuous ECG, SpO2, and temperature monitoring with secure BLE data transmission.
Why This Combination
The nRF52840's CryptoCell-310 enables HIPAA-compliant encrypted BLE communication, while its ADC and PPI system support continuous bio-signal acquisition with minimal CPU involvement.
Protocols & Connectivity
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.
View platformMedical Wearable
Clinical-grade wearable device for continuous health monitoring including ECG, SpO2, and body temperature, with secure data transmission to healthcare systems.
View use caseAll 12 Documents Included
PRD
Comprehensive document defining what your firmware product needs to do — functional requirements, non-functional requirements, power budgets, user stories, and acceptance criteria.
Architecture Doc
High-level system design showing how firmware modules interact — task architecture, communication patterns, memory layout, and dependency maps with Mermaid diagrams.
HAL Doc
Defines the interface layer between your firmware application and hardware peripherals — GPIO, SPI, I2C, UART, ADC drivers with clean API definitions.
State Machine
Formal definition of your firmware's state machine — states, transitions, guards, actions, and error recovery paths visualized with state diagrams.
Context Bundle
Machine-readable JSON file containing all project context — hardware specs, pin mappings, library versions, and configuration — optimized for AI coding tools to consume.
Bootloader/OTA
Complete specification for the device bootloader, firmware update mechanism (DFU), and over-the-air update flow — memory partitioning, image signing, and rollback strategy.
Impl Plan
Phase-by-phase development roadmap breaking the firmware project into sprint-sized work packages with dependencies, milestones, and effort estimates.
HW Config
Detailed pin mappings, peripheral assignments, clock configuration, and power rail definitions for your specific hardware design and development kit.
Libraries/SDK
Reference guide for all software libraries, SDKs, and middleware used in the project — version pinning, initialization sequences, and API usage patterns.
Protocols Doc
Specification of all communication interfaces — BLE services, MQTT topics, REST APIs, UART protocols — with message formats, error handling, and sequence diagrams.
Peripherals
Detailed configuration for each MCU peripheral — ADC settings, timer configurations, DMA channels, interrupt priorities, and power domain assignments.
Code Files
Production-ready starter code files — main.c, CMakeLists.txt, prj.conf, Kconfig, device tree overlays, and .cursorrules — tailored to your specific hardware and project type.
More Solutions
nRF52840 BLE Sensor
Build a Bluetooth Low Energy environmental sensor with the nRF52840 — measuring temperature, humidity, and air quality with multi-day battery life and mobile app connectivity.
Learn morenRF9160 Asset Tracker
Build a cellular GPS asset tracker with the nRF9160 — real-time location reporting over LTE-M/NB-IoT with geofencing, motion detection, and months-long battery life.
Learn morenRF52840 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.
Learn moreESP32 Smart Home Hub
Build a multi-protocol smart home gateway with the ESP32 — bridging WiFi, BLE, and cloud services for unified device control and home automation.
Learn moreSTM32F4 Motor Controller
Build a precision BLDC motor controller with the STM32F4 — implementing Field Oriented Control (FOC) with encoder feedback, CAN bus communication, and real-time diagnostics.
Learn morenRF5340 BLE Audio Device
Build a Bluetooth LE Audio device with the nRF5340 — supporting LC3 codec, Auracast broadcast audio, and multi-stream capabilities for next-gen wireless audio.
Learn moreFrequently Asked Questions
Build your nrf52840 medical wearable
Generate all 12 firmware documents and production-ready code scaffolds for nRF52840 + medical wearable in minutes.