你好Jin C.，我这边是做GPS、蓝牙和WiFi模块的，FreeLancer上你的评价很高，希望我们有更多合作机会！我的手机号13480657793，微信同号，Yolanda。期待你的回信！
任务： 1、集成Arduino，实现正常的初始化、连接Arduino硬件，并且支持向Arduino上传代码； 2、UI调整； 以上第1步已经完成集成Arduino部分，初始化、连接存在BUG，需修复，上传代码功能待实现。
类似于滴滴快车界面（但不是打车软件，而是一个在特定人群范围内的互动软件），通过用户打开gps，可以实时看到活动用户的实时位置及个人资料，且每个用户可以在地图上通过点击对方在地图上的图标进行互动沟通（文字、语音、图片、视频等方式），每个用户可在地图界面创建活动并接受他人参加或邀请地图上所见的其他用户参与。等等。需能负责整个项目的后期维护.详细的可以通过和我聊天沟通一下。
我有进行中的、与之前的项目相关的工作parsing jsonarray using Arduino mega with esp8266-12 '
主要是想仿真一个激光测距的，暂时可以不考虑激光传感器，只需要模拟出计算时间差然后乘以光速，最后显示在LCD显示器上。自己已经做了一部分，proteus图已经画好，程序但是有点问题，求帮忙，有偿。
...allow user to access the internet thru our company servers.. 2. GEO Location of device for clients when they enter the office building to know where they are. 3. Building lay out, with using scan QR codes to let clients know where they are at precisely 4. USING wifi, A-GPS and GPS to access location INSIDE the building and on different floors 5. Allow downloading of pamphlets and documents helps references for services provided in the entire 10 story building along with each specific floors 7. Will need ongoing support for at least 1 year, 8. Within the app, the layout for the client changes and makes changes based on the wifi positioning. 9. Smart app controller, allowing the app to control simple internet connected item...
Gps测速 实时显示gps速度 放电保护电压(向单片机写入一组数据) 充电保护电压(向单片机写入一组数据) 温度保护(向单片机写入一组数据) 放电显示(从单片机读取电流参数并在安卓上面显示出来) 电流显示 (从单片机读取电流参数并在安卓上面显示出来) 温度显示 (从单片机读取电流参数并在安卓上面显示出来) 电压显示功能(显示电池每一节的电压 可以手动配置电池数量,从单片机读取电池,可以按照低压高低排序) 电压差功能 单节电池最高电压和最低电压的差别 修改蓝牙的配对密码 以及ssid 三个界面 一个是显示速度温度电流使用电量的界面 一个 是 配置各种参数的界面 还有一个是读取电池电压的界面
苹果和安卓系统开发，需要的功能主要是，点评，GPS定位导航，购买（支付宝和银联+PayPal ，分享=微信，QQ，facebook，中文简体，繁体，英文版。我已经完成了UE,UI及切图。 iphone 5： 设计尺寸是 640px * 1136px，Android ：1920x1080。中英双语。我的联系方法是 963522395QQ.(Removed by Freelancer.com admin for breaching Terms and Conditions)
苹果和安卓应用系统开发，需要的功能主要是，点评，GPS定位导航，购买（支付宝和银联+PayPal ，分享=微信，QQ，facebook，中文简体，繁体，英文版。我已经完成了UE,UI及切图。 iphone 5： 设计尺寸是 640px * 1136px，Android ：1920x1080。中英双语。我的联系方法是 963522395QQ. 电话：15214377354.
苹果和安卓系统开发，需要的功能主要是，点评，GPS定位导航，购买（支付宝和银联+PayPal ，分享=微信，QQ，facebook，中文简体，繁体，英文版。我已经完成了UE,UI及切图。 iphone 5： 设计尺寸是 640px * 1136px，Android ：1920x1080。中英双语。我的联系方法是 963522395QQ. 电话：15214377354.
现有Android程序升级和功能完善,包括: *添加AVATAR *获取GPS信息 *Barcode扫描 *中英文支持 *自动更新等
您好，我想设计一个手机应用软件服务于地方性的社交活动。 软件必须带有以下功能：聊天，发帖， 卫星定点（GPS）， 用户注册， 用户管理。类似于陌陌那种吧，只是功能方向不太一样。需要有中英文版，最好就是能够根据系统的语言来更换吧。
需要对VPN有一定了解，并且能实现虚拟GPS功能， 有实力的开发团队或公司 程序涉及android端 Pc 端 第三方VPN提供者 php+mysql 下面是程序运行流程，能实现的公司和团队联系我索取文档。 android启动自动优先运行守护程序 -〉设定VPN需要使用的国家 -〉启动WiFi -〉自动搜索WiFi -〉自动连接WiFi -〉自动填写WiFi密码（预设） -〉连接WiFi成功 -〉返回成功信息给守护程序 -〉守护程序连接服务器 -〉验证守护程序版本 -〉如遇到版本更新自动下载安装更新 -〉守护程序连接数据库 -〉从数据库下载运行指令（运行指令有后台进行设置） -〉提取开机设定国家的VPN账号密码、Ip和GPS信息 -〉提取成功 -〉运行指令打开VPN拨号 -〉拨号成功 -〉验证Ip是否连通 -〉连通后获取当前ip的GPS信息并设定android 虚拟 GPS -〉返回给守护程序成功 -〉下载指定APK并安装打开
需要一位热衷 Arduino、电子设计的玩家创客帮忙介绍一个拇指般大小 32 位 Arduino 兼容开发板给中国的玩家. 这小小 38mmx18mm 的开发板功能含: 100MHz 32bit RISC / FPU + 1MByte Flash + 212KByte RAM + 2 UART + 2 SPI + 1 PWM + 17 GPIO + GPS 接收器. 售价 $12 (不含 GPS 有源天线). 性价比远超越在群众募资网站 Kickstart上能看到的任何 Arduino 相关开发板 (Digispark, Microduino, Tinyduino, Galago, Teensy 3.0...). 目标是 10 天内帮 NavSpark 活动增加 250 位中国区的支持赞助者, $500 做酬劳, 超过或不及都照比例计算. 例如: 增加 200 位中国区支持赞助者则以 US$400 做酬劳, 1000 位则以 US$2000 做酬劳. NavSpark 活动网址:
...experienced embedded C/C++ programmer to assist with my project which is using the CH32F103C8T6/CH32X033F8P6 MCU. The project involves working with either Zephyr or RT-Thread RTOS, depending on your preference. The AI-generated code has been causing me issues, so I need someone with expertise who can help debug and complete the programming. The main problems I am facing are compilation errors, runtime error. The work won't take much time as the code has already been generated by LLM only error correction is needed. Key Requirements: - Extensive experience in embedded C/C++ - Proficiency in either Zephyr or RT-Thread RTOS - Ability to troubleshoot and fix AI-generated code - Experience with the CH32F103C8T6 MCU Please note that mere knowl...
...Project Overview I have a custom Boat Lift Controller (Arduino/AVR-based) that communicates over USB-to-serial. I need an Android app (for phone/tablet with OTG) to serve as a Dealer/Installer Toolkit, providing: Full configuration (all settings, e.g., limit switches, motors, etc.) Setup Wizard (mandatory) with GUI screens guiding through each step of device setup. Control (move the lift up/down, set presets, toggle AUX lines, etc.) Monitoring (real-time serial terminal for manual commands, logs, etc.). Firmware Updates over USB for both the main controller and a sidekick microcontroller board. The final app must replace the need for a laptop + terminal software. A dealer can just plug in their Android device with an OTG cable, open this app, and...
...cross-platform app for both Windows and Android. The app will interface with an engine dynamometer (dyno) and will need to support: - Real-time data monitoring - Data logging - Control of dynamometer settings - Real-time calculation of horsepower (HP) using a supplied equation The ideal candidate for this project should have extensive experience in app development, particularly for Arduino-based systems. A strong understanding of engine dyno operations and data interpretation will be advantageous. Given the nature of this project, proficiency in real-time data processing and cross-platform app development is crucial. Arduino Dyno APP Project. The objective of this project is to create a App, capable of reading and displaying th...
I'm looking for a skilled IoT and Bluetooth professional who can help design a remote control using nRF devices from nordic or equivalent for low power consumption to control various types audio equipment like amplifiers, preamplifiers, control equipment, equalizers. The freelancer will also design the Control unit on the Audio equipment using ESP32 (with the native IDF, NOT using Arduino) to receive the do the initial connection with the remote control and the mobile app, then maintain the connection, receive the commands from the paired devices, and send them locally to a queue. The system should be able to control various aspects of the device, including: - Volume control - Track selection - Power on/off - Menu navigation - Device se...
Renders de 5 productos ( primeros 4 del excel + muestra) con sus dos variaciones de cada uno
...assistance with designing a drone that includes a transmitter and receiver. The project involves creating a modulator for the transmitter capable of encoding data using the Amplitude Shift Keying (ASK) modulation scheme. Key project components include: - The data will be sourced from an Arduino in binary form and needs to be modulated with a sine wave for transmission. - The drone will communicate its speed to a controller. - An analysis of the characteristics of both linear and non-linear amplifiers through a modulator at the transmitter end. Ideal skills for this project: - Proficient in circuit design and PCB creation. - Experience in working with Arduino and drone technology. - Knowledgeable in both linear a...
Por favor lee bien la propuesta Cordial saludo Por favor revisa bien el requerimiento para que no pongas precios bajos y luego aumentes el valor. Necesito saber el costo de configuración de este chatbot con api whatsapp, api chatgpt, google sheet que envíe video y documentos. Solo hay que seguir los pasos de es...luego aumentes el valor. Necesito saber el costo de configuración de este chatbot con api whatsapp, api chatgpt, google sheet que envíe video y documentos. Solo hay que seguir los pasos de estos tutoriales para hacerlo igual Inicialmente quiero implementarlo con uno de mis clientes y dependiendo del resultado, hacerlo con los demás clientes.
I'm looking for an expert to wire 5 buttons with 5 LED 7-segment counters. The buttons will be manual push buttons, and their function will be to increment the count on the LED counters. I already have the components including Arduino Uno R3 Boards that are pre-programmed with a time delay so the buttons cannot be spammed. I need to understand how the circuit works and how it is wired properly. Wires have been disconnected and it is not working at this time. Ideal Skills: - Proficient in working with 7-segment displays - Experience with wiring manual push buttons - Knowledge of basic circuit design and implementation
...developer with a proven track record in augmented reality (AR) applications to join our team and finalize the development of our AR app. The app is already built with most of its core features, but we need an expert to focus on key areas: Enhance GPS Location Management: Fine-tune and optimize location services to ensure accurate and efficient GPS tracking and location-based features. Boost Security: Implement security measures to safeguard user data and prevent vulnerabilities within the app. iOS Development: After refining the Android version, transition the app to iOS, ensuring smooth cross-platform functionality and performance. Required Skills & Experience: - Proven experience in mobile app development, par...
I'm looking for a passionate and skilled Robotics Tutor to teach my Basic Robotics Course. The ideal candidate will have experience in robotics, basic electronics, and programming, specifically with Arduino. The tutor will deliver online classes, guiding students through the course content with hands-on projects and discussions. Key Responsibilities: - Deliver engaging online classes - Guide students through course content - Facilitate hands-on projects and discussions Ideal Skills: - Experience in robotics and basic electronics - Proficient in programming with Arduino - Experience teaching beginners - Strong communication skills for online tutoring
Busco una persona experta en ciberseguridad para un posible proyecto de uno de nuestros clientes. El cliente esta ubicado en Madrid / España. Pertenece al sector de la Nuevas Tecnologías. Tiene 1 sede, 70-110 empleados. Mi cliente necesita fortalecer su estrategia de ciberseguridad, considerando la implementación de pentesting para evaluar y asegurar la protección de su infraestructura informática. Detalles del entorno actual: - La seguridad de la empresa está gestionada internamente. - Aunque nunca han sufrido ciberataques, quieren anticiparse a posibles riesgos y reforzar su protección. - Plataforma en la nube: Tienen algunos servicios alojados en AWS, pero estos están actualmente subcontratados. - Seguridad perimetral: U...
Necesito crear un script que genere un .txt con datos. Se debera ingresar. Numero de tarjeta Factura Monto Cuota Referencia Y con cada uno mas datos fijos relizar el .txt Es un script para presentacion de debitos automaticos de tarjetas de credito.
Busco una persona experta en ciberseguridad para un posible proyecto de uno de nuestros clientes. El cliente esta ubicado en Aragon / España. Pertenece al sector de la Construcción. Tiene 3 sedes, 130 empleados. Nuestro cliente desea realizar una auditoría completa de su infraestructura tecnológica, incluyendo un pentesting exhaustivo. Actualmente, la gestión de la ciberseguridad está dividida: una parte es gestionada internamente por su equipo, mientras que la otra es manejada por un partner externo. Sin embargo, están interesados en centralizar todos los servicios de ciberseguridad con un único partner que les proporcione un enfoque integral y una mejora en la seguridad de su entorno tecnológico. • Usuarios y ...
QUEREMOS UN PRECIO CERRADO POR ESTE PROYECTO PREFERIBLEMENTE. Busco una persona experta en ciberseguridad para un posible proyecto de uno de nuestros clientes. El cliente esta ubicado en la Comunidad de Madrid Pertenece al sector de la fabricación y distribución. Tiene 3 sedes, 50 empleados. El cliente actualmente gestiona todo lo relacionado con la ciberseguridad de forma interna. Sin embargo, reconocen la necesidad de realizar una auditoría externa que les permita identificar vulnerabilidades, validar la eficacia de las medidas implementadas y mejorar su infraestructura de seguridad de forma proactiva. Objetivos del proyecto: El cliente busca una auditoría completa que abarque tanto el análisis de su infraestructura tecnológica actual ...
...+ PCF7991 125 kHz Transponder Reader with USB Interface Project Overview I am looking for a skilled electronics engineer or PCB designer to create a schematic and PCB layout for a device that uses: ATmega32U4 (5 V, native USB support, 44TQFP package) PCF7991 RFID base station IC (operating at 5 V, 125 kHz) USB interface for communication with a PC (no external USB–serial chip required) This device will transmit and receive data at 125 kHz for transponders (e.g., automotive immobilizer tags) using the PCF7991 and a coil antenna. The ATmega32U4 will handle the low-level bit-banging, timing, and decoding, while appearing as a USB CDC device (virtual COM port) on the PC side. I have existing Arduino-based code (.ino) that demonstrate...
...Orders and Shipping Goods within a Specific Area (Works on Android and iPhone)** We are seeking professional developers to implement a mobile application project that works on both Android and iPhone systems, as well as on computers, in compliance with the policies and laws of the United Arab Emirates. **Application Idea:** The application is a platform for receiving shipping orders and managing the process of delivering goods within a specific geographical area. The app will be an effective tool for managing orders, tracking shipments, and facilitating communication between customers and employees. **Project Requirements:** **Supported Operating Systems:** - Android - iPhone (iOS) - Computers (for Admin management ...
I'm seeking an experienced C# developer with expertise in Modbus protocols. The task involves sending sensor data to a Modbus application via COM3, using the Read/Write Multiple Registers function with signed integers. Key Requirements: - Proficient in C# programming - Knowledgeable in Modbus protocol, specifically Read/Write Multiple Registers function - Experience with handling signed integer data formats - Familiar with COM3 interfacing Ideal candidates should have a strong background in software development, with particular emphasis on C# and Modbus applications. Experience with sensor data transmission will be a significant advantage. I look forward to receiving your bids.
I'm seeking a seasoned C++ developer with experience in GSM to create a tool similar to GaPro that is compatible with Oplus. Key Functionality: - The tool should be able to perform various hooks, particularly pre-call hooks, post-call hooks, and message processing hooks. Ideal Skills: - Proficient in C++ and GSM. - Extensive experience in creating similar tools. - Knowledgeable in Oplus compatibility. Timeline: - The project needs to be completed within a month.
I'm seeking an ESP32 developer with experience in working with GPS Module LC89L/G from Quactel and Sensor LSM60DX. The project revolves around tracking and monitoring, specifically focusing on location data and movement data. Your expertise will be crucial in implementing the following: - Utilizing the ESP32 for data collection and transmission via Bluetooth. - Implementing OTA updates for system reliability and maintenance. - Using Restful APIs for data communication. Ideal candidates will have a strong background in IoT and embedded systems, with previous experience using the specified modules. Proficiency in Bluetooth communication is a must, as well as experience with OTA updates and Restful APIs...
...convert my existing HTML prototype into a fully functional native iOS and Android app. The current version has been converted to an APK, but I need a more robust, native solution that leverages the full power of smartphone capabilities. Background knowledge in Golf is a plus Key Requirements: - The app primarily utilizes GPS maps and user-entered data. - Implementing offline functionality is crucial. This includes: - Capability for data entry and storage without internet - Ensuring limited app usability offline - There is no user authentication required, hence no need for login systems. Ideal Skills and Experience: - Proven track record in developing native iOS and Android applications. - Proficiency with GPS and map...
...developer with experience in working with the InPost plugin. The task involves installing and configuring the plugin WITHOUT using an API, integration, or an InPost account. Requirements: Delivery Options & Coverage: Add InPost delivery as a shipping option. Enable shipments from Poland to the following countries: Poland Italy France Belgium Netherlands Luxembourg Spain Portugal Checkout Modifications: Customers selecting InPost delivery should see a popup map to choose a parcel locker. The plugin must detect the customer's location via geolocation or browser language to display the appropriate delivery options. Customers should only be required to provide the following details: Email GSM Telephone Number Parcel Locker ID All other WooCommerce-req...
...create a car sharing rental app for both iOS and Android platforms. Key Features: FOR THE RENTER - User Registration & Authentication – Sign up via email, phone, or social login. - Profile Management – Update personal details, payment methods, and rental history. - Car Search & Filters – Search for cars based on location, date, price, type, brand, fuel, transmission, etc. - Car Details Page – View car photos, specifications, pricing, owner details, and reviews. - Instant Booking & Request Booking – Book cars immediately or send requests for approval. - Secure Payments – Integration with Stripe, PayPal, Apple Pay, Google Pay, etc. - Ride Scheduling – Rent instantly or schedule for a future date. - Trip M...
...(iOS & Android) to accept trips, navigate routes, and track earnings. 2. A web-based admin panel for dispatchers to schedule, monitor, and optimize trips. The app must integrate real-time GPS tracking, automated route optimization, and Medicaid billing compliance while ensuring a seamless and user-friendly experience for drivers and administrators. Hybrid Pay Model will be implemented: • Drivers earn $20 per hour as a base pay. • Drivers earn an additional $5 per trip starting from the third trip per hour. • Automatic pay calculations based on trip volume and hourly guarantees. Key Features & Functionalities: 1. Driver App (iOS & Android) The driver-facing mobile app will enable drivers to receive trip ...
I need an experienced Arduino engineer to help me with a project. The goal is to control a filter press through a progressive increase of air pressure. This will be used in an industrial setting. Key Requirements: - Design an automated control system using Arduino and remotely control - Implement this to regulate air pressure in the filter press Ideal Skills: - Strong background in Arduino programming - Previous experience with industrial automation systems - Understanding of filter press operations
• Add sort by name/date etc. to open file dialog • plot GPS track bitmap • Add drag of y-axis to change size • Allocate colours to channels automatically
...Hardware Development for Smart Glasses (Based on Monocle Architecture) We are looking for an experienced embedded hardware engineer to assist in designing, modifying, and optimizing a smart glasses electronics system based on the Monocle architecture. The system includes an FPGA, Bluetooth MCU, camera, microphone, OLED display, RAM, and power management circuits. Scope of Work: 1. Review and Modify Existing Schematics • Analyze the provided Monocle MK12 v2 schematics (PDF will be provided). • Make modifications as needed to fit the custom smart glasses requirements. • Ensure component optimization for power efficiency, size, and availability. 2. Component Selection & Integration • Maintain key components, including: • FPG...
...enabling end users to scan the tags and verify authenticity via a web-based interface. Each business (tenant) will have its own dashboard, branded verification page, and isolated data storage. Key Requirements 1. Multi-Tenant Functionality • Ability to register multiple businesses/organizations as tenants. • Each tenant has its own admin dashboard to manage NFC-authenticated items. • Data isolation: Tenants can only access their own records. • Role-based access control (e.g., Tenant Admin, Staff Users). • Custom branding per tenant (logos, colors, and subdomains like ). Choose NFC Tags – Order NTAG213, NTAG215, NTAG424 DNA (for encryption), or tamper-proof NFC stickers. 2. NFC Tag Functionality • Ability to program and...
Vorrei costruire uno shaker ispirandomi a questo video: L’obiettivo è assemblarlo utilizzando solo componenti già disponibili in commercio, senza dover ricorrere a lavorazioni meccaniche come saldatura, filettatura o foratura. Per questo motivo, preferirei acquistare tutti i pezzi in negozi come Brico, Leroy Merlin o ferramenta, così da garantire la facile reperibilità dei ricambi. Cerco qualcuno con esperienza che possa consigliarmi quali componenti acquistare e, se possibile, supportarmi nella fase di assemblaggio. Il sistema dovrà essere leggero, semplice da montare e in acciaio inox, almeno per le parti a contatto con il composto da shakerare. Un elemento chiave del progetto è il movimento verticale di un contenitore in acciai...
I'm looki...looking for an experienced developer to port existing Arduino and Raspberry Pi project (found at ) to an STM32 microcontroller. The project involves sensor integrations, data logging, and control algorithms. Key Requirements: - Porting critical features from the existing project - Implementing WiFi capabilities using the STM32's built-in WiFi module - Open to using alternative libraries or frameworks instead of the ones used with Arduino and RPi Ideal Skills and Experience: - Proficient in STM32 programming - Experience with Arduino and Raspberry Pi - Knowledge of sensor integrations and data logging - Familiarity with control algorithms - WiFi module implementation experience - Abil...
Project Overview: Signal Processing and Data Management System We are developing a device that provides signals which are to be processed and stored for further analysis. This device interfaces with a Labjack T4, and we need the following functionality developed: 1. Signal Acquisition and Processing • Objective: Capture signals from the Labjack T4 after an external trigger. A Reader scans a sample label. Waveform is digitized by Labjack and stored as a time sequence of samples. Number of data points is X. Resolution is 12 bits. Purpose of this program is to analyze the peak distribution in the waveform and compare each new waveform to prestored reference waveforms to match pattern. Display correct matching visual image to viewer. &bu...
Programa para Arduino ESP32 e display TFT 2.4 220x320 ILI9341 com um temporizador de 00min. 00seg. disparado por uma entrada que tbm dispara um totalizador de 4digitos e indicação de um codigo QRcode
I need an Arduino Uno code, alongside a connection diagram, that will allow me to integrate an RFID reader with a MIDI serial bridge. The setup should output a distinct MIDI note for each of my 6 RFID tags. Key Requirements: - Each RFID tag should trigger a different MIDI note when scanned. - The MIDI note numbers need to be hard-coded within the program. - The use of a 7-byte RFID tag, with UID provided by me. Ideal Skills: - Proficient in Arduino programming. - Experience with MIDI serial bridge setups. - Knowledgeable about RFID technology. - Capable of creating clear, understandable connection diagrams. The connection setup will be as follows: - An RFID reader is connected to the Arduino. - The Arduino is linked to a Hairless...
