Mqtt mcucông việc

Tìm cộng tác viên Data Engineer Freelancer Thời gian làm việc khoảng 20h/tuần Mức lương 50k – 100k/giờ. Open cho bạn nào muốn làm việc và trả lương theo task Làm việc từ xa, thời gian linh động Công việc chính là HỖ TRỢ TÌM HIỂU về các công nghệ như Apache Airflow, Apache Druid, Apache Kafka, graphQL, flask, postman, MQTT, dashboard/ webapplication, OBC, Moxa, v.v…

Mô tả: share màn hình hướng dẫn cài đặt mosquitto MQTT broker trên Linux (có mã hóa TLS). Test gửi message trong terminal, phần mềm MQTTX và MQTT explorer Ngân sách: 100k-200k (VND)

Hiện tại tôi cần dev Flutter làm ứng dụng mobile về iot, tech yêu cầu: Flutter, getx, mqtt broker. Đã có ui, api. Làm việc cứ done UI nào thì trả phí UI đó. Sờ kai: da lô: 0985 tám sáu năm 4 năm bảy

1. Viết phần mềm MQTT broker chạy trên máy PC chủ, kết nối với các MQTT clients (MQTT client có thể là thiết bị IOT...) 2. Viết app trên nền tảng IOS hoặc Android, kết nối tới MQTT broker - Đăng ký/Đăng nhập (Tên, điện thoại, mail) - Kết nối MQTT broker - Thêm thiết bị IOT (điều khiển/hiển thị tham số) Có thể tham khảo app Blynk

1. VIết phần mềm MQTT broker chạy trên máy PC chủ, kết nối với các MQTT client ( MQTT client có thể là thiết bị IOT hoặc là PC công nghiệp ) 2. Viết các app trên nền tảng IOS hoặc Android, kết nối tới MQTT broker

cần mạch đo công suất, năng lượng, góc pha và code tương ứng. Sử dụng MCU 8052

I am looking for a freelancer who can create a comprehensive workshop presentation and demonstration on AIOT (Artificial Intelligence of Things) technology in ...of the hardware setup can take place of the actual hardware setup Ideal Skills and Experience: - Experience in IoT and smart farming systems - Knowledge of temperature and soil moisture sensors, as well as livestock tracking devices parts list and project tracker https://docs.google.com/spreadsheets/d/1WRdulFFVmN9InQkxm0iTSXRfDLUab3F8/edit#gid=1933887443 project github - Familiarity with hydroponics and weather visualization - Proficiency in developing both web and mobile applications for accessing and visualizing data from the smartFarm project. Reference:

I am looking for a freelancer who can create a comprehensive workshop presentation and demonstration on AIOT (Artificial Intelligence of Things) technology in ...of the hardware setup can take place of the actual hardware setup Ideal Skills and Experience: - Experience in IoT and smart farming systems - Knowledge of temperature and soil moisture sensors, as well as livestock tracking devices parts list and project tracker https://docs.google.com/spreadsheets/d/1WRdulFFVmN9InQkxm0iTSXRfDLUab3F8/edit#gid=1933887443 project github - Familiarity with hydroponics and weather visualization - Proficiency in developing both web and mobile applications for accessing and visualizing data from the smartFarm project. Reference:

I need a simple circuit using common hardware parts that measures the high width of a TTL pulse and if it exceeds 3 seconds a logic output is set high as an alarm. If the pulse becomes shorter than 3 seconds the logic output is set low so alarm is turned off. A 32768Hz clock is ava...common hardware parts that measures the high width of a TTL pulse and if it exceeds 3 seconds a logic output is set high as an alarm. If the pulse becomes shorter than 3 seconds the logic output is set low so alarm is turned off. A 32768Hz clock is available. Maybe a 74HC series binary counter might work. Or specify your own clock generator. We want simple 74HC logic, or 4000 logic. Not MCU and not FPGA. When we choose the circuit we will build it to confirm it works before award...

I am looking for a freelancer who can help me with a project involving the STM32G0 microcontroller. Specific Requirements: - Familiarity with STM32G0 microcontroller and its HAL library - Experience in interfacing microcontrollers with motor drivers - Proficiency in C programming language Skills and Experience Required: - Strong knowledge of STM32G0 microcontroller and its HAL library - Experience in working with motor drivers and encoders - Proficiency in C programming language If you have expertise in these areas and are interested in working on this project, please submit your proposal.

Vui lòng Đăng Ký hoặc Đăng Nhập để xem thông tin.

Project Description: I am looking for a freelancer to help me with my smartFarm IoT project. The project aims to create a smart farming system that includes te...7. IOT AI visionary documentation with links and images (a must) Ideal Skills and Experience: - Experience in IoT and smart farming systems - Knowledge of temperature and soil moisture sensors, as well as livestock tracking devices parts list and project tracker https://docs.google.com/spreadsheets/d/1WRdulFFVmN9InQkxm0iTSXRfDLUab3F8/edit#gid=1933887443 project github - Familiarity with hydroponics and weather visualization - Proficiency in developing both web and mobile applications for accessing and visualizing data from the smartFarm project. Reference:

I am looking for a freelancer who can help me with my packet tracer IoT project. I have a general idea of what...devices and sensors that can be used in IoT projects - Understanding of how to connect and integrate multiple devices and sensors - Proficiency in programming and configuring devices and sensors in packet tracer Ideal Skills and Experience: - Strong background in networking and cybersecurity - Experience in designing and implementing IoT solutions - Familiarity with different IoT protocols such as MQTT and CoAP - Knowledge of the programming language Python - Ability to troubleshoot and debug IoT systems - Strong communication and problem-solving skills If you are interested in this project, please provide examples of your previous work related to packet tracer and IoT...

I am looking for a NODE and MQTT protocol expert who can help me with a project that requires real-time data transmission. The ideal candidate should have experience with cloud-based development platforms and should be able to complete the project within a week. Skills and Experience: - Expertise in NODE and MQTT protocol - Strong understanding of real-time data transmission - Experience with cloud-based development platforms - Knowledge of security and encryption for data transmission - Ability to ensure scalability and performance of the project Timeline: - Urgent (Less than a week) If you have the skills and experience required for this project, please submit your proposal.

requirements title: to implement the code for esp32 mqtt bridge using c programming language and painlessmesh library as per the following details abstract: this project using ESP32, MQTT & ESP32 WIFI MESH network technology only professionals on the above fields may apply in this project please have a look on the diagram which illustartes the general idea of the project requirements details: as per the diagram, we have an esp32 wifi mesh network, required to send commands to esp32 nodes in this mesh, so that we can turn led on/off using mobile application, every mobile device can turn led on/off for only one predefined esp32 node in the mesh network, in other words it's a one to one relation between the mobile device and the esp32 node, when the esp32 node get ...

I am looking for a freelancer to help me with the modularization of firmware for my project. Type of Firmware: Embedded systems Timeline: The desired timeline for the project is 3-4 weeks. Firmware is in C, MCU nrf52840

I am looking for a NODE and MQTT protocol expert who can help me with a project that requires real-time data transmission. The ideal candidate should have experience with cloud-based development platforms and should be able to complete the project within a week. Skills and Experience: - Expertise in NODE and MQTT protocol - Strong understanding of real-time data transmission - Experience with cloud-based development platforms - Knowledge of security and encryption for data transmission - Ability to ensure scalability and performance of the project Timeline: - Urgent (Less than a week) If you have the skills and experience required for this project, please submit your proposal.

Linux System Specialis...Linux system installation and configuration - Proficiency in scripting and automation - Familiarity with various Linux distributions, including Ubuntu and CentOS - Ability to troubleshoot and maintain Linux systems - MQTT / Dooker Project Overview: We are seeking a Linux System Specialist to assist with the installation and configuration of our Linux systems. The ideal candidate will have experience in scripting and automation, and be familiar with various Linux distributions, including Ubuntu and CentOS. Tasks include: - Installing and configuring Linux systems / Dooker mqtt - Troubleshooting and maintaining Linux systems - Assisting with scripting and automation tasks The level of urgency for this task is flexible, and no specific timeframe h...

...communication. 3. Prototyping and Testing: Develop prototypes, conduct testing, and iterate designs to optimize device performance, reliability, and efficiency. 4. Sensor Selection and Configuration: Choose appropriate sensors for specific applications, configure sensor networks, and ensure compatibility with IoT platforms. 5. IoT Platform Proficiency: Work with IoT platforms and protocols (such as MQTT, CoAP, or HTTP) to enable device communication, data transfer, and remote monitoring. 6. Security Implementation: Implement robust security measures to protect IoT devices and networks against potential cyber threats and vulnerabilities. and Documentation: Collaborate with cross-functional teams, document design processes, specifications, and provide technical support when needed

Project Description: - I am looking for a skilled freelancer to help me set up an MQTT broker on a Linux platform. - The preferred MQTT broker for this project is Mosquitto. - The MQTT broker should have TLS/SSL security measures in place. - The ideal freelancer should have experience in setting up MQTT brokers on Linux platforms and implementing TLS/SSL security measures. - Familiarity with Mosquitto and Linux is preferred. - The project will involve configuring and optimizing the MQTT broker for optimal performance and security. - The freelancer should be able to provide documentation and support for the setup process. - The project can be completed remotely, with regular communication and updates.

Project Description: I am looking for a freelancer to help me with my smartFarm IoT project. The project aims to create a smart farming system that includ...Documentation 7. IOT AI visionary documentation with links and images Ideal Skills and Experience: - Experience in IoT and smart farming systems - Knowledge of temperature and soil moisture sensors, as well as livestock tracking devices parts list and project tracker https://docs.google.com/spreadsheets/d/1WRdulFFVmN9InQkxm0iTSXRfDLUab3F8/edit#gid=1933887443 project github - Familiarity with hydroponics and weather visualization - Proficiency in developing both web and mobile applications for accessing and visualizing data from the smartFarm project. Reference:

Project Description: I am looking for a freelancer to help me with my smartFarm IoT project. The project aims to create a smart farming system that incl...Features such as voice control 6: Assistance with Project Documentation Ideal Skills and Experience: - Experience in IoT and smart farming systems - Knowledge of temperature and soil moisture sensors, as well as livestock tracking devices parts list and project tracker https://docs.google.com/spreadsheets/d/1WRdulFFVmN9InQkxm0iTSXRfDLUab3F8/edit#gid=1933887443 project github - Familiarity with hydroponics and weather visualization - Proficiency in developing both web and mobile applications for accessing and visualizing data from the smartFarm project. Reference:

I am looking for a freelancer who can assist me with the development of a microcontroller using Holtek HT66 8-bit microcontroller. The project requires the microcontroller to perform the following functions: - Analog to digital conversion - LEDs - Low power consumption The MCU chosen is HT66F003. Schematic, Product and development tools exist. Complete circuit PCB and in-circuit debugger can be sent to developer by mail. Ideal skills and experience for this job include: - Proficiency in Holtek microcontroller development - Familiarity with interfacing microcontrollers with NTC sensors - Low power consumption microcontroller (IDLE / Deep Sleep) If you have the necessary skills and experience to complete this project, please submit your proposal.

...for a freelancer who can help me with my project involving the LoRa RFM96 Module and a PIC 8bit MCU. The project requirements are as follows: - RFM96 Module (Datasheet attached) - Please use interrupts to communicate with RFM96. - Use LoRa protocol to communicate - Please consider in this project after sending data each time uC and RFM96 will be fully powered off, that means next turn should take minimum time to initialize everything. - PIC 8bit MCU programmed with Microchip MPLABX & XC compiler. - Setup one module as Host and other 6 as Client so that host can listen up to 6 clients and receive data - RFM96 has receiving buffer where you can store received data and one by one read buffer through MCU and print received data on serial port. Note: - Please note ...

Hi, For my customer i'm looking for a service request ticketing system with Payment Gateway.. The goal here is that customer can create a ticket and pay beforehand in order to have a remote coding of any type of vehicle. The hardware devices are available via MQTT messaging. Flow - Customer creates tickets (later based on car make , modal & year but not at first stage of project). - Agent opens ticket - Check online devices linked for this customer (eg device serial which is online) - Link local coding device to remote coding device and start remote coding - Once finished and customer is not responding eg (within 7 days) ticket can be closed. in fact a similar system like this link but with payment options/ invoicing / device list overview / device linking con...

...LTE and 5G cellular connectivity is required for the device for full GPS tracking, along with a battery capable of powering the device for up to 20 days. I'm looking for a freelancer who can help me create this device as soon as possible(in 2 -3 weeks may be). If you are experienced and have the skills to meet my specifications, please apply for this job. This should securely connect AWS IOT core MQTT broker. Need hardware, firmware and secure connect. IOT features needed: 1. Full detailed GPS tracking 2. Thermocouple connectivity with Internal and external temperature 3. Tilt 4. Humidly 6. Battery Level should last 20 days minimum. 7 Pressure 8. Size should be like cellphone size including battery. 9. Device should have certificate and securely bootstrap it. 10. During ...

I am in need of a skilled programmer to develop a simple program for the ab21bp0p141-42a JL mcu. The details of the project are as follows: Programming Language: - The program must be developed using C. Primary Function: - The main purpose of the program is to function as a control system. Hardware Specifications: - I will provide specific hardware specifications for the project. Ideal Skills and Experience: - Proficiency in C programming language. - Experience in developing control systems.

Hello I am looking for an experienced Apache NiFi developer with extensive experience in real work with NiFi and database postgresSQL. Experiences in Java and SQL is required. Also REST API experience is needed. That is to develop of APIs by requirements, and integrating them to NiFi, for interaction with flows. It is very important that the fre...system using NiFi and we have a developer but want to have an additional resource for time to time support. The first part will be to provide an external review of the way it is currently set up. After that there may be tasks extending the existing system together with existing developers. An additional benefit but not hard requirement is experience in MQM communication and to be familiar with MQTT/JSON and working with command/reply p...

...Wifi connection , Flow meter integration , User Data maintenance and tracking,Payment Gateway integration,Payment Tracking, Auto Cutoff , Auto Restart, etc) ESP not preferred. Skills and Experience Required: - Proficiency in C/C++ programming language - Experience in developing embedded systems for remote control and monitoring - Knowledge of IoT protocols and communication interfaces (e.g., MQTT, TCP/IP, Bluetooth,Wifi) - Familiarity with data collection and analysis techniques - Ability to integrate the system with other devices and platforms Hardware Requirements: - The client has specific hardware requirements for the embedded system. Therefore, the freelancer should have experience in working with the client's preferred hardware components. If you have expertise ...

...print file to the printer via USB port. We need suggestions on using cost-effective parts as the total cost should be around 20 USD or less per unit of the system. I will suggest about the printers that can be used. We need to first choose an appropriate microprocessor/controller, whichever should be good enough for this. Can we get this done using a microcontroller, if yes can we choose a low-cost MCU so that we can have this as cheap as possible? I am an electronics engineer and I myself will design the PCB for this, but I need someone to assist with the software part of the project. Please reply with some possible solutions and if you have relevant experiences, share those as well. The key requirements are cost-effective solutions and the ability to have 1,000 or more such...

I want to make simple mqtt web server app can send or receive mqtt message to/send IoT deivce.

Design, Develop, and Deploy Sharepoint and MQTT-based solutions.

...channels. Even if in promiscuous mode you’ll be listening only one channel at a time. You must jump from channel to channel to cover all possible channels. -->The Wi-Fi library you used in previous assignments might not provide explicit support for promiscuous Wi-Fi mode. Feel free to further investigate this and, if necessary, use other libraries. 2ºPHASE After completing the first phase, use MQTT to: -->Receive the list of devices to detect from a central application -->Report to the central application whenever a device is detected Optionally, you may keep using the detector’s serial port to provide further details about the detected device, such as the specific device that triggered the led and the channels where it is present. SOME POINTERS ESP...

...am looking for an Arduino coder, MQTT savvy who can assist with an expert level to work with me for this project and other projects expected to come in the futur. The actual projet is not complex, however, the requirements and complexity will increase over the coming months. Specifics: - The project initially involves an Arduino board acting as the Management module for a water treatment system. The module must take control of the following: - a water flow sensor, - a backup 12V battery to activate when the 110V or the 220V source goes down - an electrolysis module that must generate 2A and can adjust Voltage accordingly to maintain a stable 2A. - a lcd display the information - a connection to wifi/LoraWan/LTE for real time data transmission - a MQTT broker. I ...

I am looking for an experienced MCU i2c programmer who can help me with a project involving the RP2040. The main purpose of the i2c communication port is to control external peripherals. Need to communicate using RP2040 directly connected to HUSB238A all aspects of i2c register requests need to be accessible with simplicity (example: request PDO voltage and Current , Reset port, Polarity Control , Port status detection etc.) Clean Code is required as this will be used in other MCU C++ environments after testing is done on RP2040 Skills and Experience: - Strong knowledge and experience in MCU i2c programming - Proficient in Python, as it is the preferred programming language for this project - Familiarity with the RP2040 microcontroller model is required Plea...

Project IoT: Industrial Monitoring Skills and Experience: - Experience in designing and developing IoT systems - Knowledge of industrial monitoring devices and systems - Strong understan...Integration of sensors and devices to collect data - Real-time data analysis and visualization - Alert system for detecting anomalies or malfunctions - Integration with existing industrial systems and databases Ideal Skills and Experience: - Proficiency in IoT design and development - Experience in designing and building industrial monitoring systems - Knowledge of communication protocols such as MQTT or Modbus - Familiarity with cloud platforms for data storage and analysis - Strong problem-solving and debugging skills Timeline: The expected timeline for the completion of this project is withi...

I am looking for a d...from external devices over different types of communication buses (ModBus, MeterBus, HTTP) - Wired and Wireless communication with other devices and our Cloud Platform using HTTP REST API and MQTT Hardware components: - Hardware is already done (ESP32 S3 based gateway with Meterbus and MBus interface) Communication protocol: - The desired communication protocol is HTTP(S)/MQTT for the cloud and Modbus, Meterbus and HTTP(S) for the local devices Ideal skills and experience: - Experience with esp-idf, C, C++ - Experience with FreeRTOS development on the ESP32 platform - Proficiency in HTTP(S), MQTT, Modbus communication protocols - Knowledge of real-time data monitoring and logging - Ability to work with specific hardware components as ...

I am looking for an experienced MCU Firmware Developer with expertise in Cortex-M0. The main functionality I expect the firmware to achieve is USB Power Delivery EPR 28V focus. HUSB362 and UM3506_PD31 Firmware Developer Skills and experience required: - Strong knowledge of Cortex-M0 platform - Experience in developing firmware for USB Power Delivery - Ability to achieve EPR 28V focus - Familiarity with data transfer and device control - Proficiency in signal processing The firmware development needs to be completed within 1 month.

Project Description: Setup a ThingsBoard project for people tracking. I am looking for a freelancer who can help me set up a ThingsBoard project for people tracking based on GSM and GPS. Skills and Experience Required: - Prior experience with setting up ThingsBoard projects - Proficiency in IoT platforms and protocols - Knowledge of data visualization and analytics - Familiarity with MQTT, CoAP, and other communication protocols - Ability to integrate ThingsBoard with existing systems and databases Budget: Less than $100 If you have experience with ThingsBoard and can help me set up this project for my business, please include your past work in your application.

Title: Advanced Python Developer for IoT System Refactoring and Enhancement Project Overview: We are ...balancing the need for timely information with network resource conservation. Rework the timer mechanisms to be more intuitive and maintainable. Update the Modbus library to ensure robust communication with various sensors over RS485. Write comprehensive documentation to support future development and maintenance. Qualifications: Proven track record with Python and IoT systems. Strong experience with MQTT protocol and Thingsboard platform. Expertise in Modbus protocol, particularly over RS485. Familiarity with industrial sensors and actuators. Solid understanding of best practices in software architecture and design patterns. Ability to write clean, maintainable, and well-docume...

Small program (2 analogue-IN and 1 PWM). Would like to use PID library that is supported by CH552 MCU.

...remote devices through a centralized system. Command will be queued and the device will perform instructions and return telemetry live to master . Both the device will work as master slave mode . Skills and Experience: - Strong knowledge of the MOsquitto MQTT protocol - Experience with Influxdb or Postgres database systems - Proficiency in developing Android applications - Ability to integrate remote devices with other software systems Project Requirements: - Develop an API for remote device control - Implement the MOsquitto MQTT protocol for communication - Integrate the chosen database system (Influxdb) for data storage and retrieval - Build an Android application for controlling the remote devices - Ensure seamless integration with other software systems Please n...

I have a project for Nordic nrf9160 MCU, I need UART base firmware upgrade bootloader code. It must UART0 ( the default port for AT command) and no MCUboot used Finally you need to provide the source code and UART communication protocol

Looking for footprint for WCH CH32V305GBU6 MCU for kicad

...calculating from. eg, gap calculated from transponders might be 1min20sec, but the official time gap from the officials is 1min, then we need to adjust the time gap being calculated, but then have the system take that adjustment into account as it keeps calculating that time gap. Information for broadcaster needs to be produced in a format able to be absorbed (perhaps JSON files published to a MQTT topic?) Information in that output need to be: elapsed - Event elapsed time chase1 - Time gap from leaders of race to first chase group chase2 - Time gap from leaders of race to second chase group chase3 - Time gap from leaders of race to third chase group peloton - Time gap from leaders of race to peloton covered - Distance covered (in km to 1 dec place) remaining - Distance ...

I am looking for a talented developer to create a mobile application using Flutter for both iOS and Android devices. The main purpose of the app is to provide utility services to users, and I am open to creative suggestions and ideas for the design. The successful applicant will need to possess a good understanding of the Flutter platfo...developer to create a mobile application using Flutter for both iOS and Android devices. The main purpose of the app is to provide utility services to users, and I am open to creative suggestions and ideas for the design. The successful applicant will need to possess a good understanding of the Flutter platform and be comfortable building both iOS and Android compatible apps. Mainly it requires MQTT and Bluetooth functions. I need the source code o...

I am looking for a skilled developer who can port the existing firmware of our embedded system to a new RF IC and design the PCB Current Firmware: - The current firmware is built for STM32F4 series MCU + DW1000 RF IC. RF IC for Porting: - We need the firmware to be ported to STM32F4 series MCU + QM33120 RF IC. Source Code: - We have the source code for the current firmware. Ideal Skills and Experience: - Strong experience in firmware development for embedded systems - Proficiency in working with STM32F4 series MCU - Expertise in porting firmware to different RF ICs - Familiarity with UWB Radio working and DW1000 IC is a plus HW used during Development : - qm33120wdk1

Bare-metal driver development and implementation for AMOLED display (450x600) driver IC RM690B0 and capacitive Touch-panel driver GT 1151Q from scratch (datasheet). Both drivers to implement all functionalities as per the respective datasheets. STM32H747XIH6 Core M7 is the implementation target. Utilization of DSI controller (MCU has 2-lane, display driver IC 1-lane) and other dedicated peripherals for optimum performance and fps. Code to be provided as ST CubeIDE (latest version) project. No Cube MX for hardware config. Bare-metal only! Implementation of LVGL graphics library for demo/testing purposes. Our ideal candidate has a development board with STM32H747XIH6 already on hand. Display module with adapter plates to be provided by DHL courier on returnable basis. Some...

I am looking for a hardware (PCB) developer for an entrepreneurial project. We are developing an IoT system (similar to an Alarm system but without the "cameras" section) with connections via HTTP, MQTT, Websockets and Wifi. Redundant system with two Esp32 microcontrollers Let me tell you that we are going to start with the interviews. I already told you that what we are going to propose is a professional collaboration coordinated with the other members of the team. Teamwork with high communication is necessary to guarantee the perfect development and achievement of the project. This is the way we are all going to win. The team members will be: Professional developing mobile application (flutter) Professional developing the Backend (server) Professional developing Hardwa...

InfluxDB que...requirements - Detailed requirements for the API will be provided by the client - Ensure efficient and optimized database queries for improved performance Few basic requirements are 1. Searching in influxdb and provide result in json format 2. Sending Periodic Mails from Influxdb query based on alert or scheduled reports via email in html format 3. Creating users / buckets and expert query 4. MQTT INGESTION Exp with CrateDB is a plus Nodered functions writing is a must or nodejs Additional Information: - The freelancer will be working with an existing database, no need to set up a new one - The project requires a thorough understanding of InfluxDB and its query language - The ideal candidate will have experience in developing RESTful APIs using Spring Boot...