Firmware and PCB design for a IoT sensor board with nRF52840

Update the special mode to work both ways i.e. add 1200 baud, 7 data bits and even parity from BLE data stream via UART to the RS232 serial port. · ...

Seeking an experienced freelancer to complete PCB layout using Altium Designer. · Circuit Design · PCB Design · ...

We are seeking an experienced PCB designer to create an extension board for the Adafruit NRF52840 Express. · PCB Design. · Electronics. · Electrical Engineering. · Circuit Design. · ...

We're building a wearable impact sensor using nrf52840 and zephyr / nrf connect sdk. · For this mvp phase we need a senior embedded developer to review and extend the existing firmware. ...

We are looking for a skilled PCB designer to create a smart jewelry wellness tracker using the Nordic nRF52840 BLE SoC. · ...

Job Description: · We are looking for an experienced electronics design engineer to redesign and upgrade an existing PCB used in a wearable device. The previous PCB revision is functional but has multiple design issues that must be corrected and improved in this iteration. · The ...

An experienced Embedded Hardware Engineer is needed to review debug determine viability of custom nRF52840 PCB. · This role requires ownership of technical judgment providing defensible recommendation. · Firmware already developed working on nRF52840 Dev Kit · Custom PCBs fabrica ...

Update a small PCB wearable project. · Main goal is to reduce the pcb size while maintaining main functionality - reading IMU data and sending via BLE.Removing barometer and ToF sensor from the boardDecreasing the PCB size and making a circleSwitching from Xiao Ble (nRF52840) to ...

We are seeking an experienced Embedded Firmware Engineer to develop firmware for the XIAO nRF52840 Sense. · ...

Hi,.Have you designed nRF52840 at chip level (not module) with 4-layer RF layout and antenna matching network? · Contract duration of less than 1 month. with 30 hours per week. · Mandatory skills: Mechanical Engineering, PCB Design, CAD, CAD Conversion, ESP32, Arduino, STM32, Emb ...

Design a battery-powered QR/2D scanner PCB using a Newland NLS-EM3396 scan engine and an nRF52840 BLE MCU. · ...

PCB Design: Multimodal Biosignal Acquisition (Schematic + Layout) · Hi, · I'm building a wearable biosignal PCB for animal pain detection research. It's a medical-grade device that needs to work reliably for scientific studies. · The board captures multiple signals simultaneously ...

Hi, I'm working on an early-stage hardware prototype and looking for an experienced PCB designer to help create a very small custom PCB for a motion-sensing device. · The prototype will include the following core components: · Seeed XIAO BLE nRF52840 (microcontroller with Bluetoo ...

I need you to design the PCB in KiCad for manufacture (e.g. JLCPCB). The prototype includes: · 1x ESP32-S3-Zero · 1x LSM6DS3 IMU (I2C) · 1x SD card reader (SPI) · Circuit Design · KiCad · ...

We are developing TrackPro,a sophisticated wearable activity and behavior tracker.We are seeking a solution partner to help us build a scalable MVP designed for future mass production.Proficiency with Nordic nRF52840 or ESP32-S3/C3 classes for low-power SoC performance. · Develop ...

Gemini ha dicho · Este es un Brief de Ingeniería de Grado Profesional detallado. Está diseñado para que un ingeniero senior lo lea y sepa exactamente que no estás jugando: buscas fiabilidad de rally ("Rally-ready") pero optimizada para los servicios de ensamble automatizado de JL ...

We are developing a compact, battery-powered UHF RFID reader designed as a MagSafe-compatible smartphone accessory. For this feasibility stage, the absolute priority is the technical execution of the PCB architecture and precise antenna tuning, rather than the external cosmetic d ...

We are a biotech research team developing a low-noise biosignal acquisition system for animal pain research. We have: · Identified 5 critical schematic errors (detailed fix list provided) · Complete design documentation (70+ pages: pinouts, BOM, layout guidelines) · Virtual tes ...

Hi Martin, · I'm working on a hardware startup (smart sports insole) and need urgent help finishing a partially routed KiCad PCB. · Board overview: · • 2-layer rigid-flex PCB · • nRF52840 BLE MCU with PCB antenna · • Buck regulator + LDO architecture · • IMU + ADC + sensor multip ...

Hey, · I'm working on a medical wearable sensor, need help turning my component list and connection guide into a working PCB. · WHAT I HAVE: · - Full BOM with part numbers · - Connection details (what connects where) · - Block diagram · WHAT I NEED: · - Schematic from my connecti ...