Esp32 bluetooth example arduino jobs

We are currently working on an exciting project and are in need of a freelance service for the development of an ESP32-based solution. PART OF THE PROJECT AND SOME PARTS OF ITS CODES ALREADY BEEN DONE. I'm seeking a talented IoT engineer for the development of an industrial Internet of Things (IoT) monitoring and control device. This project will focus on managing and controlling energy consumption and environmental aspects at a property-level precision in an industrial setting. Key Job Responsibilities and Deliverables: - Design and develop an IoT device capable of monitoring, controlling and analyzing energy consumption and environmental management for an entire property. - Implement IoT solutions with MQTT, AWS, LoRaWan & Datalogger technologies. - Establish industria...

I'm in need of an Arduino ESP32 BLE Beacon that can help me locate my position. Its key function will be to triangulate its position based on three central beacons in an indoor environment. Key Requirements: - The main goal of this project is to create a beacon that allows me to know my position inside indoor spaces, such as offices and warehouses. - The system should be designed to provide a medium level of precision in position tracking, with an accuracy of up to 5 meters. Ideal Skills and Experience: - Proficiency in Arduino and ESP32, with a strong understanding of BLE (Bluetooth Low Energy) protocols. - Prior experience in designing and developing beacon systems for positioning. - A solid understanding of indoor positioning systems and the ...

In this exciting project, I'm looking for a freelancer gifted in system integration to apply Arduino-powered robotics interfaced with IoT devices. Your role includes: - Implementing well-structured Arduino programming concepts dedicated to robotics. - Leveraging your strong background in system integration. - Using your extensive experience with IoT devices to smoothly integrate them with the Arduino robotics. A working knowledge of robotics design and construction is beneficial, but not necessary. Only those with proven experience in similar projects, particularly involving Arduino and IoT interconnection, should apply. I'm excited to see your creativity at work on this project.

The project is to create Inverter automation to start export, stop export and charge the battery automatically using a microcontroller that can subscribe to the server to get spot prices to run the automation. Objectives: 1. Modbus read and write 2. ESP32 Webserver 3. Spot price subscribe 4. Calculation / rules 5. MQTT Service (Server) 6. Price Service (Server) 7. Device Dashboard (Server) Project scope and system architecture are referred to the project brief documentation "Inverter Automation Project "

...is ready, into an existing C++ codebase designed for ESP32 arduino. Here is the specifics: - Integrate user authentication functionality, file input/output, and error handling into the previous codebase. - Implement RTCM messages code for real-time positioning corrections, data integrity checks, and network communication. The successful candidate will ideally have the following skills and experience: - Proficiency in C++ programming, including libraries and message coding. - Extensive understanding of RTK library and RTCM messages. - Experience with ESP32 Arduino. - Strong troubleshooting and problem-solving abilities. The original code is completed. All you need to do is adjust and ensure its seamless operation with the ESP32 Arduino code....

I am in telecom industry and I wish to participate in one of an upcoming exhibition, wherein I intend to have a robotic arm which should be capable of doing the following: Unlocking a Android Mobile phone by dialing in the passcode Open the phone app dial a number from the history In order to keep the movement to minimum, we can have a same 6 digit passcode, and we can place the phone in a way that the position of the passcode key aligned with the intended called number last position It should be able to be operated by a standalone computer connected to it, as I might not get WiFi in school where I will be displaying it

...Allow users to subscribe to your blog and receive notifications for new posts. Encourage user engagement through comments and sharing options. E-commerce for Driver Accessories: Integrate a robust e-commerce platform, such as WooCommerce or Shopify, to create an online store for driver accessories. Offer a range of products that can enhance the driving experience, such as phone mounts, dashcams, Bluetooth devices, and other relevant items. Implement secure payment gateways, inventory management, shipping options, and promotional tools to create a seamless and attractive shopping experience for your customers. Modern and Responsive Design: Ensure that the website has a modern, clean, and intuitive design that appeals to your target audience. Use attractive visuals, easy-to-read ...

I am seeking a developer with intermediate level experience IOS Swift. The main task will be to help me get the example working from the documentation at This is my first time working with IOS and the docs leave out some of the implementation. For example: ``` var totalUsageByCategory: [ActivityCategory:TimeInterval] totalUsageByCategory = (…) ```

Usando la placa de desarrollo ESP32-S2-DevKitC-1 (la que trae el led rgb), conectar a internet en modo station y hacer peticiones a un servidor de prueba (puede ser de esos gratuitos o instalarlo en el propio PC) para transmitir un dato a la internet (puede ser una cadena de caracteres). Hay que considerar que el led RGB debe usarse para indicar cuando se envía un mensaje (que use algunos colores). Idealmente debe realizarse en la plataforma PlatformIO con la herramienta ESP-IDF (NO ARDUINO). Para la placa ESP32-S2-DevKitC-1 (no me sirve otra).

We are looking for an ESP32 coder that can work on a "per project" basis. For the first project, the hardware has already been designed and assembled. Your main responsibilities will be to write code to ensure that the ESP32 adequately read the data from the INA226 Current & Voltage Sensor and then transmit the measurement data via LoRa. Key Requirements: - Proficiency in ESP32 programming - Previous work with sensor and sensor module integration - Familiarity with LoRa integration, or willing to learn

I'm in need of an experienced electronic embedded system developer to create a cutting-edge blood pressure monitor medical device. The project involves schematic, pcb, firmware development, as well as algorithm creation, testing and monitoring. Additionally, the device should be able to interact with an Android app for display and control purposes. Key features: - Bluetooth connectivity: The device should be able to connect to other devices wirelessly. - Real-time monitoring: The device should provide continuous data so that users can monitor their blood pressure in real-time. The Android app should include: control device and viewing data with scheduling. Regulatory Standards: - CE (Conformité Européenne): The device must adhere to European standards for healt...

I'm seeking a capable programmer with expertise in using C and Atmel Studio and a good understanding of Atmel microprocessors. The pro...in using C and Atmel Studio and a good understanding of Atmel microprocessors. The project involves developing a Simple Program capable of: - Reading analog sensor values - Reading digital input signals - Controlling digital output signals Using a combination of analog and digital inputs and outputs is key to the project, so demonstrated experience in this area is required. Prior knowledge of Arduino would also be beneficial. The right freelancer should be proficient in microprocessors, specifically with Atmel typed ones, and comfortable using both digital and analog inputs and outputs. Familiarity with wireless communication protocols is ...

I need an experienced freelancer to replicate the design, layout & structure from an existing website to serve as a starting point for our own site. Key tasks involve: - Implementing the structure or an an existing example website on Wordpress. This includes the pages, placeholders for posts, menu structure, etc. - Utilizing Spectra blocks/Kadence theme, contact form 7 Ideal candidate should have strong skills in Wordpress and Spectra/Kadence theme implementation. Please include examples of past work in your application. You will be working from a clean Wordpress install.

I need help using Squareline Studio and having arcs that are displayed on a touch screen to print their values to the serial monitor of Arduino IDE

I need a freelancer to assist me in connecting my MIT App Inventor to my HiveMQ broker. The main goal of this project is for me to gain knowledge and understanding about Io...freelancer to assist me in connecting my MIT App Inventor to my HiveMQ broker. The main goal of this project is for me to gain knowledge and understanding about IoT connectivity. I have the arduino code working succssfuly when I enter the topic and the message manullay in HiveMQ broker. Now I like to use MIT App inventor to connect to broker and passes the topic & messages Key requirements: - Connection of MIT App Inventor to HiveMQ broker - Ability to switch ESP32 LED on/off Ideal Skills: - Proficiency in IoT connectivity - Experience with MIT App Inventor and HiveMQ - Strong understanding of ...

I'm looking for a skilled C++ software developer to create a software on a esp32 which talks to a nrf24 module. The Software parts can be taken from the Github directory: I need only the functionality which can be seen on the pictures in the code. All the web and network stuff can be ignored.

I need assistance in simplifying the library management of a Platformio project. I need the openDTU Project to be simplified so that all the network and mqtt stuff is removed. I want just the inverter control functionality in that library so that im able to control it with the ESP32 without internet connection.

I need someone who can simplify a c++ project for me. The project is the openDTU repository on GitHub () . I want just the inverter control functionality without all the web and cloud connection stuff. I want a library where I can add a device and control it on a ESP32 directly without connecting it to the internet.

I am looking for a proficient C++ developer with extensive knowledge of embedded c or c++. I need someone who can simplify the openDTU projekt so that I will have only the inverter control functionality without all the other protocols. I want to be able to control the inverter with the ESP32 directly. over the nrf24l01+ module. The Projekt is found at: The OpenDTU is a DTU which enables control of multiple different solar inverters. The Projekt uses a web app to add/delete inverters and show or control the values which the solar panels are producing. I want to use the inverter control functionality inside of my own project so that I need library where I have the same features than in the web app but controled in my own code. So the task is to simplify

I am looking to develop a specialized program for the PN5180 reader with a focus on reading ID card data. This is a personal project aiming at making ID card management more efficient. The program just need joint wi...focus on reading ID card data. This is a personal project aiming at making ID card management more efficient. The program just need joint with our team and help to code for read data from reade with scan time below 3 second. Reading the mifare ISO 14443 card, using mrz information and APDU command for selecting, reading data Ideal skills and experiences include: - Proficiency in programming the Esp32 platform - Experience with PN5180 reader - A good understanding of ID card reading procedures and requirements. Please ensure to provide relevant examples of your past...

I'm looking to build an electronic device tha...should have a large, easy-to-read display to make the readings straightforward and accessible. - Bluetooth Connectivity: I'd like the device to connect to smartphones and other devices, allowing for data tracking and easy sharing with healthcare providers or family members. Ideal Skills: - Experience in health monitoring device development, especially blood pressure monitors. - Proficiency in electronic device design and production. - Knowledge of Bluetooth connectivity and app integration. - Able to create a user-friendly interface and large display. If you're confident in creating innovative health monitoring devices, especially with a focus on blood pressure, and you're skilled in Bluetooth connec...

I'm in need of a PCB design for prototyping purposes. The board's complexity is a double-layer one, and its dimensions are very small, up to 2 inches. The PCB design must be suitable for prototyping, so it should be well-structured, compact and efficient. Key details: - MCU: ESP32 - Interface: Wifi/Bluetooth - Number of sensors to be interfaced: 4 - Type: Prototyping - Complexity: Double-layer - Size: 40mm dia Ideal skills for this project: - PCB design experience, specifically in prototyping - Proficiency in designing double-layer boards - Ability to create compact and efficient designs - Familiarity with small form factor PCBs.

I am actively seeking a capable developer to perform a full porting operation from Arduino-Pymite to cc65 for Commodore 64. Notably, the step requires a comprehensive skill set: - simplified version - original version • Proficiency in the usage of cc65 and familiarity with Pymite. • Exceptional attention to details to achieve full compatibility between Arduino-Pymite and cc65 for Commodore 64. • Ability to exhaustively test and debug for optimal performance. As I have not started to work on this, it's essentially a from-scratch operation. Moreover, full compatibility between Arduino-Pymite and cc65 for Commodore 64 is a non-negotiable requirement. Fortunately, I will be providing all necessary

I'm looking to upgrade my current ESP8266 controller to an ESP32 C3 Mini controller. I am primarily interested in freelancers with specific experience in this upgrade. Here's what I need: Requirement -1 : 1. Update existing Master Controller board based of ESP8266 to support ESP32 C3 IPEX/ (EasyEDA PCB design) 2. Retain GPIO connections and other circuits and components. 3. Ensure the position of LEDs, buttons and interfaces are as in current design 4. Ensure that the device supports handling loads upto 3A total without any heat with each port support upto 1 A Requirement -2 : 1. Redesign existing Zone Expander PCB board from Eagle to EasyEDA 2. Add LED Power indicator option 3. Ensure that the Expander handle upto 3A without any heating and each port handles u...

I have an iOS XCode project that requires the integration of a Gantt chart client with BLE devices. The implemented solution should be engineered to: - Read and write data from/to BLE devices - Read the device status specifically - Engage simple communication with BLE devices Ideal candidates will have profound experience with Bluetooth Low Energy (BLE) devices, XCode, and incorporation of Gantt chart clients. A keen understanding of device statuses and ability to implement simple but effective BLE device communication are essential for this task.

I need a freelancing expert who can develop a touchscreen console with ESP32-S3 LVGL (embedded graphics) capabilities or other library. The console should operate on FreeRTOS and and be primarily designed for custom data visualization with a focus on remote control and message typing activity. Ideal Skills & Experience: - Proven experience with FreeRTOS - ESP32-S3 LVGL implementation proficiency - Remote-control and texting functionality design expertise Expectations: - Efficient usability for data visualization - Stable remote control and typing features - Prompt and responsive communication.

...to integrate and transmit data using Bluetooth after power On. The sensors for which I need to integrate include Temperature, Humidity, PIR motion, Pressure, and an RTD (Resistance Temperature Detector). To elaborate: - Sensor Integration: You need to possess in-depth knowledge about different types of sensors, mainly Temperature, Humidity, PIR motion, Pressure, and RTD (Resistance Temperature Detector). Leveraging this knowledge, you shall efficiently integrate these sensors with the ESP or NODE MCU. - Relay Control: Based on the Bluetooth ADV data received from another ESP, your task includes performing actions such as Turning on and Turning off the relay. - Data Transmission: After the power is on, the task is to transmit Sensor data using Bluetooth. The id...

I am looking for a skilled PCB designer to create a prototype that fits within a medium-sized, 2 to 4 inch space. This PCB should be tailored to contain an Arduino Mini and a 12V to 5V buck converter, with 3 pin and 2 pin JST GH connectors. The configuration of components on the PCB should follow a clustered arrangement to maximize space efficiency. This job does not require mass production capability at this time, with the primary focus being on creating a single prototype. Ideal candidates should have experience with Arduino components and compact PCB design.

I'm looking to enhance my current car stereo system with a limited budget of $100 - $500. Existing system will need to be replaced and the new one should offer the following features: - Bluetooth connectivity - GPS Navigation - Sirius XM Freelancers with proven experience in car audio system installations who can provide affordable solutions will be prioritized. Please highlight any similar projects completed. Ability to source and purchase the new system in addition to installation is a bonus. A timely and seamless installation is ideal, minimizing downtime of the vehicle. Thank you.

I need a BLE Bluetooth communication sample to send and receive data in Ionic with Vue.js for both Android and iOS. I'm looking for a developer who has experience with Bluetooth Low Energy (BLE) communication and Ionic framework. The prototype should allow for data transfer between devices. Key requirements: - BLE Communication: The app should be able to establish a BLE connection and send/receive data. - Cross-platform: The solution should work seamlessly on both Android and iOS devices. - Ionic & Vue.js: Proficiency in Ionic and Vue.js is necessary to implement this feature effectively. - Experience: A portfolio of similar projects would be a plus. In essence, the primary focus of this feature is to enable data transfer between devices, leveraging BLE technolog...

Using 3 boards of Arduino Uno WiFi R4, and using my home WiFi network, I want to have one of the Arduinos act as the Master Controller and be able to exchange commands with the other two Arduinos (acting as clients). I am attaching a file that describes specifically the assumptions you can make, the initial configurations of the Arduino boards and the operational requirements for the Controller and each of the clients. The communication network needs to be my home WiFi and the template sketch should be very well document to understand all the parts or blocks of the code so I can tailor it to my own needs. The project should be fully tested and list or include all the libraries needed.

...builder and I'm in need of a skilled Arduino programmer to assist with a stepper motor project. I have an Arduino Uno and a CNC shield, and need help in programming them to make my stepper motor move back and forth at different times. Im building the opening scene can opener in Back to the Future. marker 2:20 This is for my cat Daisy, I want to make an automated can opener because Back to the Future is my all-time favorite movie and it would be so fun to make and have. I started 3d modeling it back in college for a project but COVID ruined my class and never got to learn Arduino... I have pretty much all the pieces and mostly figured out how everything should work. The key requirements are: - Configuring Arduino Uno and CNC shield to properly interf...

...particularly in the development and manufacturing of high-end luxury furniture *Deep understanding of all aspects of furniture design concepts, engineering, production techniques and quality standards *Someone that is skilled and experienced in the development and production of mechanized furniture that utilize electrical and mechanical components such as; electric recline mechanism, LED lighting, bluetooth stereo, and various other functionalities *Strong business acumen with a track record of successfully launching and scaling businesses *Excellent communication and collaboration skills to work effectively  Benefits: By engaging your services, we anticipate the following benefits: * Access to your valuable industry knowledge and expertise * Streamlined operations and incr...

I hope you are good. I have read your description carefully and understand everything. I’m Electronics engineer who have 25 year experience on analog design, renewable energy, power electronics, motor control, microcontroller coding and PCB design. I have used Arduino, PIC, MSP430, C2000 and STM32 for 8 years. I have developed several codes by using their IDE and compilers. I know all principles of them. And I can do microcontroller simulation by using Proteus. Proteus have microcontroller model and peripheral components to simulate the code. The code can be debugged by using COF file also. Simulation result is same with real time application.

...with the project. Key project requirements: - The drone will be based on ESP32 and will utilize brushed motors. - It should be designed for both indoor and outdoor environments. - The primary control mechanism will be through a smartphone. - The main functionality of the drone will be for photography and videography purposes. Your role will be to: - Develop the necessary firmware to control the ESP32 based drone. - Implement the smartphone control interface. - Ensure that the drone is designed to be stable and suitable for both indoor and outdoor flights. - Implement the necessary software to enable it to capture high-quality photos and videos. Ideal skills and experience for the job include: - Proficiency in ESP32 and brushed motor drone development. - Prior ex...

...this circuit is to measure pressure using a flat piezo element, read the analog data, and then transmit it via Bluetooth to an Android smartphone. Key Points: - The circuit needs to handle a range of 0-100 PSI. It should accurately measure the pressure and convert it into a readable format for the smartphone. - The circuit should be compact and user-friendly, allowing easy pairing and operation with an Android smartphone. Ideal Candidate: - Strong background in electronic engineering, particularly in designing circuits for sensor data processing. - Prior experience in working with piezo elements and pressure transducers will be a significant advantage. - Proficiency in Bluetooth technology and its integration with electronic circuits. - Knowledge of Android app develo...

The system must function as a slave module and be connected via RS485 in mdonbus to a master PLC the conductivity values read must be transferred to a PLC via Modbus which will memorize them. The system must have an ESP32 module, an RS485 converter, a display for local visualization of the electrical conductivity and the probe. The conductivity value to be measured ranges from 0 to 20 mS

Hi I will generate the 120 degree phase apart SPWM source on ESP32

...developer skilled in working with ESP32 and PN5180. Your primary task for this project will be the implementation of a card reading function for the ISO 14443 Type A card, and successful communication of the device with a server. The key requirements are: - Skillful handling of the ESP32's communication functionality. You will need to ensure that the ESP32 can transmit the user data obtained from the card to a server. - Ability to extract 'User Data' from the ISO 14443 Type A card using PN5180. The target is: Can select to Card and reading the DG2, 13, 14, 15, SOD data of Card - Strong understanding and practical experience with Identification systems. The ideal candidate has a strong background in embedded systems and demonstrated expertise in ...

...involve: 1. Connect to a Expressif ESP32-Wroom device via BLE (Bluetooth) to turn attached device on/off. 2. Have a developed IOS/Android Application to communicate to the BLE to send On or OFF Command 3. The Mobile Application will be required to connect to a Cloud based Database to validate permissions for users account before the mobile device can send the request to the module to turn on/off function. 4. Integration to existing software systems to send update to database for account permissions to be assigned. This can be done via API to 2 platforms. Your main task will involve: - Developing and implementing an Arduino-based automation control system suitable for an industrial environment. Skills and Experience Required: - Robust experience with Arduin...

Write and read APDU data from/to an SD card using Arduino Nano.

For this project, we're looking to explore the capabilities of ESP32 - Arduino. In particular, we need help from developers who can demonstrate their understanding of this platform through a demo project. Looking for a simple ESP32/Wifi project for color mixing with LED lightbulb. This is a simple demo project to show WiFi connectivity using the ESP32 microporcessor Using ESP32, 64x128 oLed, one button and 3 LEDs, 10K potentiometer, 1602 LCD (non I2C) Dial in R color using potentiometer 0-255 – Press button, show brightness on RED LED Dial in G color using potentiometer 0-255 – Press button, show brightness on GREEN LED Dial in B color using potentiometer 0-255 – Press button, show brightness on BLUE LED Colors will show on indiv...

I need an expert in Arduino programming to develop a script for a 6.0A stepper motor, which will be used to enable the continuous running of the stepper motor in both directions, with a stop command. The motor should reach a maximum of 60 RPM. Key Features: - Variable Speed Control: The system should be designed to provide the ability to adjust the RPM between cycles progressively. Ideal Skills for the Project: - Proficiency in Arduino programming - Extensive experience with stepper motors and variable speed controls. - Practical experience in robotic arm operation would be beneficial. If you are the right fit, I'd be glad to brief you on the project.

...knowledge of graphic design (UX/UI) - are not afraid to test your developed app directly with hardware (beacons, sirens, etc.) - are solution-oriented (we don't believe in "that's impossible") - don't mind working on your own without constant supervision - keep your word and communicate openly Advantages: - experience with image processing, neural networks, and IoT concepts - knowledge of the Arduino IDE - basic understanding of communication protocols (USB, Ethernet, etc.) - project management skills - experience leading a development project - communicative English - you are ready to start right away You'll get a chance to: - directly influence the final product with your knowledge and skills - experiment and implement your ideas - continuously ...

...coding and PCB design. I have used Arduino, PIC, MSP430, C2000 and STM32 for 8 years. I have developed several codes by using their IDE and compilers. I know all principles of them. And I can do microcontroller simulation by using Proteus. Proteus have microcontroller model and peripheral components to simulate the code. The code can be debugged by using COF file also. Simulation result is same with real time application. I have 8 year experience on Arduino and know all principles of it. I’m using Atmega chip instead of Arduino board as a platform to have cheapest solution.I’m using samples, libraries and Arduino IDE for developing any code. I have developed several codes for different kind of boards. I can do simulation by using Proteus also. Th...

I'm looking for a skilled mobile app developer to create a cross-platform app for both iOS and Android that is specifically designed to control a Bluetooth device. The app should have the following capabilities: - On/Off control: The primary function of the app is to switch on/off the Bluetooth device. - Set specific parameters: The app should allow users to set certain parameters on the device. - Draw trends of specific variables: The app should be able to illustrate trends of specific variables related to the device's performance. - Show and manage (download) log files: The app should have the capability to display and manage log files stored on the device, with the ability to download them. - Show the value of specific parameters: The app should display real-tim...

I'm in need of an experienced Arduino expert, specifically one who is well-versed in home automation projects. While your specific tasks aren't limited to, they fundamentally revolve around the following: * Writing, troubleshooting, and optimizing Arduino codes. * Designing and prototyping of Arduino circuits. Ideal Skills: * Proficient in Arduino programming. * Rich experience in home automation projects. * Demonstrated success in circuit design and prototyping. In your application, please include a detailed descriptions of your past Arduino coding experience, particularly those related to home automation. Your proven track record and experience in this field is crucial for this project success.

I need an Arduino C expert with experience in sensor integration, communication with other devices, and data logging. To meet all my project needs, the selected freelancer should have skills to integrate RFID and WiFi sensors. Primary tasks include: - Integrating RFID and WiFi sensors into an Arduino C project. - Ensuring seamless communication between Arduino C and Mobile devices/PCs. - Implementing effective data logging. This is a complex project and looking for someone who can provide realistic solutions. Proven work with Arduino C, RFID/wifi sensor implementation, and device communication enhancement will give you an upper hand in your application. Looking forward to discussing further details.

...app developer who can do a project on infant child monitoring system. All data's will be given by hardware model making team..app should be done and data's should be created. First login page with an unique id and password. Then when we go inside it should have features of baby name, weight , body temperature, o2 level and humidity (these things data’s will be feeded from sensors controlled by esp32 module) Using yoso algorithm for speech detection, voices of mother, father and the caretaker voices are pre recorded. (So this project is basically abt babies in incubator…so in a room many babies will be there) so any other voices come other than those 3 it should show a stranger algorithm. Optional: Camera will be fixed and using cnn baby faces will be re...

Project Title: iOS Test App Development with BT Beacon Integration Project Overview: We are seeking an experienced iOS iPhone developer to create a unique test app featuring a Bluetooth (BT) Beacon for ultra short bi-directional communications. The goal of this project is twofold: first, to discuss the feasibility and requirements of the app through a paid chat session, and second, to develop a tiny, well-documented demo app for iPhone that integrates with BT Beacon technology. Key Content: - Integration of BT Beacon to facilitate sending messages and receiving responses. - Implementation of asynchronous bi-directional communications using BT Beacon protocol. - Development of a test app allowing users to type text, send messages, and receive responses on-screen. Prerequisite Expe...