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Necesito un pequeño aplicativo para Windows que abra un puerto COM y envíe comandos RS232 a un dispositivo externo, de modo que pueda controlarlo desde mi PC. El flujo de trabajo es sencillo: selecciono el puerto, configuro parámetros básicos (baud rate, bits de datos, paridad, stop bits) y lanzo cadenas de comandos predefinidas o escritas a mano; el equipo responde y la aplicación debe mostrar esa respuesta en pantalla para confirmar la ejecución. Función principal • Control de dispositivos a través de comandos ASCII o binarios que yo mismo definiré. No necesito transferencia continua de archivos ni monitoreo de señales analógicas, solo interacción comando-respuesta. Interfaz mínima esperada • Lista desplegable de puertos disponibles. • Campos de configuración de comunicación. • Consola o panel de registro con fecha y hora de cada trama enviada/recibida. • Botones o accesos rápidos para los comandos más frecuentes. Aceptación del trabajo El entregable será el ejecutable final y su código fuente bien comentado; debo poder compilarlo sin advertencias. El programa tiene que conectarse correctamente a cualquier puerto RS232 estándar, enviar/recibir las tramas que le indique y mantener un log exportable (CSV o TXT). Una prueba satisfactoria con mi dispositivo confirmará la aceptación.
Project ID: 40426718
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Active 10 days ago
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Ya hablamos con Luis por mensaje y acordamos los detalles de como tiene que ser la comunicacion con su dispositivo
$100 USD in 10 days
0.0
0.0
26 freelancers are bidding on average $133 USD for this job

Hi, Desarrollaré la aplicación Windows para control RS232 — selector de puertos, configuración de comunicación, consola con timestamps y botones de comandos rápidos, junto con log exportable a CSV/TXT. Usaré comunicación asíncrona con buffer circular para evitar pérdida de tramas cuando el dispositivo responde rápido, y añadiré timeout configurable por comando para distinguir entre respuesta lenta y falta de respuesta. Questions: 1) ¿Prefiere la aplicación en C# (WinForms/WPF) o en otro lenguaje? 2) ¿Los comandos predefinidos siguen algún protocolo estándar o son propietarios de su dispositivo? Ready to start whenever you are. Kamran
$90 USD in 5 days
6.3
6.3

⭐⭐⭐⭐⭐ ✅Hi there, hope you are doing well! I have developed Windows applications to control external devices via serial RS232 communication, allowing seamless command sending and response receiving with a user-friendly interface. From my experience, the key to success is ensuring reliable and configurable serial port handling that adapts to different device parameters. Approach: ⭕ Create a clean Windows desktop app in C# with a dropdown for COM port selection. ⭕ Implement settings for baud rate, data bits, parity, and stop bits. ⭕ Develop a command input area and quick-access buttons for frequent commands. ⭕ Build a real-time console showing sent/received data with timestamps. ⭕ Include exportable logs in CSV or TXT format. ⭕ Provide well-commented source code with clean structure and error handling. ❓ What are the most commonly used commands and their formats? ❓ Do you prefer a specific UI style or theme for the application? ❓ Will you need the app to support connection to multiple devices or just one at a time? I am confident I can deliver a robust and user-friendly RS232 device control software that meets all your requirements and passes your device tests smoothly. Best regards, Nam
$200 USD in 3 days
5.2
5.2

As a seasoned software developer with over a decade of experience, I have specialized in designing custom applications for clients across various industries. Given your project's specifications, I am confident that my skill set encompasses the extensive comprehension and expertise needed to deliver a successful outcome in your software development job. Throughout my career, I have effortlessly navigated PC device controls involving different data transfers and signal monitoring systems. This puts me in an excellent position to meet your specific needs, dealing only with ASCII or binary commands and responses. Moreover, I understand the importance of clear and accessible user interfaces, ensuring a seamless experience for you when interacting with the application. Lastly, rest assured that with me on board the project will be finished efficiently and effectively. You will receive not only a robust, functional application but also the source code which will be thoroughly commented for your convenience. With such comprehensve skillset meeting all criteria of the task description and using stack such as Laravel, MySQL, PostgreSQL etc we can handle even more requests beyond what you have clearly defined already. Let's connect to discuss how I can add value to your project and let's bring it to life!
$120 USD in 4 days
5.3
5.3

As a web developer skilled in languages like C#, JavaScript, TypeScript and more, I bring a comprehensive understanding of software and application development to the table. This enables me to not only meet your request for a PC RS232 device control software but also ensure it is completed with optimal efficiency — front end to back end — something most developers lack. Having developed applications with similar functionalities, I understand that quick and concise data transmission is key for your desired project. As a result, using my knowledge in languages that include Node.js and Express, our final product will give you easy communication with external devices through ASCII or binary commands. Additionally, I'll facilitate a comprehensive user experience by incorporating features such as drop-down lists of available ports, communication configuration fields, date and time recording console/panel for every transmitted or received frame and buttons or shortcuts for frequent commands. Lastly, I assure you of neat code documentation that will enable you to recompile the program without errors while also monitoring the execution flow extensively. My solution-minded approach combined with my experience in various technologies make me a great fit for this project. Looking forward to exceeding your expectations!
$140 USD in 2 days
4.5
4.5

Hello, I appreciate the opportunity to assist with your Windows application for RS232 communication. I understand that you need a straightforward tool to open a COM port, send commands, and display responses from an external device. With over five years of experience in developing desktop applications, particularly in communication protocols, I am well-equipped to meet your requirements. I have extensive knowledge of C# and the .NET framework, which I will utilize to create a robust and user-friendly application tailored to your specifications. To ensure successful project delivery, I will: - Develop a clean interface featuring a dropdown for available COM ports and fields for communication parameters. - Implement logic for sending and receiving ASCII or binary commands, along with a logging mechanism that timestamps each transaction. - Ensure the application produces well-documented source code, allowing for easy compilation and future modifications. - Conduct thorough testing with your device to guarantee functionality and acceptance criteria are met. I am excited about the possibility of working together and confident in delivering a quality solution that meets your needs. I am available to discuss any additional details and can start immediately. Best regards.
$30 USD in 7 days
4.4
4.4

Hello, In a word, the key point of this task is that reliable communication with the RS232 device must be established. I will implement a modular architecture using a serial communication library for Windows, ensuring robust connection handling and error management. The application will have a straightforward UI with a dropdown for port selection and input fields for configuration parameters. Commands will be processed in a non-blocking manner to maintain responsiveness, and edge cases such as port unavailability or invalid parameters will be handled gracefully. I will reuse established libraries for serial communication and logging, while the UI will be built from scratch for clarity. The deliverable will include a fully functional executable along with well-documented source code, ensuring easy compilation and minimal warnings. I have successfully developed similar applications in the past. I'd love to discuss in more detail. Regards.
$140 USD in 7 days
3.1
3.1

Hi, I am a Windows desktop software developer with 8 years of rich experience. I am familiar with C#, Windows Desktop, RS232, COM Port, Serial Communication. For this project, the most important part is making the COM port communication stable and easy to test with your device. I can build a small Windows app to select the port, configure baud rate, data bits, parity, stop bits, send ASCII or binary commands, show received responses, and export logs to CSV or TXT. I can also provide clean commented source code and a final executable that you can compile and test without issues. I'm an individual freelancer and can work in any time zone you want. Please contact me with the best time for you to have a quick chat. Looking forward to discussing more details. Thanks. Emile.
$250 USD in 7 days
3.2
3.2

Hello, With over 7 years of experience in C# Programming and Software Testing, I have a strong background in building scalable SaaS, fintech, and eCommerce systems. I understand your requirement for a Windows application to control an external device via RS232 commands. I will develop a user-friendly interface allowing you to select the COM port, configure communication parameters, and send predefined or custom commands with real-time response display. My expertise in full-stack development (Node.js, TypeScript, Python, Go) and AI systems will ensure efficient handling of ASCII or binary commands. The application will feature a dropdown list of available ports, communication settings, a log panel with timestamps, and quick access buttons for frequent commands. Let's discuss further in chat to refine the project details. Thanks.
$140 USD in 7 days
2.0
2.0

Hello, I’m interested in developing your Windows RS232/COM control application and can deliver a lightweight, stable tool designed specifically for reliable command–response communication with external hardware devices. My approach focuses on simplicity, robustness, and clear traceability of all serial interactions so you can easily test and extend your command set. How I would build it: • Core Functionality * COM port detection and selection (auto-scan available ports) * Full serial configuration support (baud rate, data bits, parity, stop bits) * ASCII and binary command transmission * Reliable read/write handling with proper timeout control • User Interface (Minimal & Practical) * Dropdown list for available COM ports * Configuration panel for serial parameters * Command input box for manual commands * Quick-access buttons for predefined command sets * Live console/log panel with timestamps for all TX/RX data • Logging & Traceability * Real-time communication log (send/receive clearly separated) * Exportable logs in CSV or TXT format * Optional session saving for debugging and repeat testing • Stability & Device Compatibility * Designed for standard RS232 devices * Handles variable response timing and buffering safely * Prevents data loss or partial frame issues Looking forward to working on this. Regards JP
$140 USD in 7 days
2.0
2.0

Hey , I just finished reading the job description and I see you are looking for someone experienced in Software Testing, C# Programming, Windows Desktop, Software Development, Desktop Application, Windows API, Software Engineering and Debugging. This is something I can do. Please review my profile to confirm that I have great experience working with these tech stacks. While I have few questions: 1. These are all the requirements? If not, Please share more detailed requirements. 2. Do you currently have anything done for the job or it has to be done from scratch? 3. What is the timeline to get this done? Why Choose Me? 1. I have done more than 250 major projects. 2. I have not received a single bad feedback since the last 5-6 years. 3. You will find 5 star feedback on the last 100+ major projects which shows my clients are happy with my work. Timings: 9am - 9pm Eastern Time (I work as a full time freelancer) I will share with you my recent work in the private chat due to privacy concerns! Please start the chat to discuss it further. Regards, Adil.
$30 USD in 3 days
3.4
3.4

Hola, He leído cuidadosamente los requisitos y puedo desarrollar un aplicativo ligero para Windows que controle su dispositivo externo mediante comandos RS232 desde el PC. Propongo desarrollarlo en C#/.NET para que sea estable, fácil de compilar y mantener. La aplicación incluirá selección de puerto COM, configuración de baud rate, bits de datos, paridad y stop bits, envío de comandos ASCII o binarios, botones para comandos frecuentes, panel de registro con fecha/hora para tramas enviadas y recibidas, y exportación del log en CSV o TXT. También entregaré el ejecutable final y el código fuente bien comentado, con una estructura simple para que pueda agregar o modificar comandos predefinidos fácilmente. Haré pruebas con puertos RS232 estándar y ajustaré el manejo de respuestas según el comportamiento real de su dispositivo. Costo: $150 || Tiempo: 1-2 días Los detalles de pago y plazo pueden conversarse para ajustarlos a sus expectativas. Me encantaría ayudarle a crear una herramienta sencilla, confiable y práctica para controlar su equipo por RS232. Best regards, Oluwatobi Okedairo
$150 USD in 1 day
1.0
1.0

Hi! I see you need a small Windows application to control an external device via RS232 commands. I can develop this application for you, ensuring it has a user-friendly interface for selecting COM ports, configuring communication parameters, and sending both predefined and custom command strings. In a previous project, I developed a similar application for a client who needed to interface a custom sensor through RS232. I created a robust solution that allowed for real-time command execution and response logging, which included options for exporting logs to CSV. I utilized a straightforward UI and ensured that the application was well-documented, allowing the client to compile and modify the code without issues. I am confident in my ability to deliver a reliable application that meets your specifications, including the logging feature and a clear interface for easy command execution. Let's chat about your specific requirements and how I can help bring your project to life! Best regards, Cedric
$30 USD in 7 days
0.0
0.0

Dear Client, Good afternoon. How are you? I hope this proposal finds you well. I'M A CERTIFIED TECH/DEV & EXPERIENCED EXPERT, WELL VERSED WITH THE REQUIREMENTS FOR YOUR PROJECT TITLED "PC RS232 Device Control Software." This is to inform you that I have KEENLY gone through your project description, CLEARLY understood all the project requirements as instructed in your project proposal and this is to let you know that I will perfectly deliver as desired. Being in possession of all stated required skills, (Desktop Application, Windows Desktop, Software Development, Software Testing, Software Engineering, Windows API, C# Programming and Debugging), as this is my field of professional specialization having completed all certifications and developed adequate experience in the respective field, I hereby humbly request you to consider my bid for professional, quality and affordable services that meet all your requirements. I always guarantee timely delivery and unlimited revisions where necessary hence you are assured of utmost satisfaction when working with me. Please send me a message so that we can discuss more and seal the project. WELCOME.
$250 USD in 2 days
0.0
0.0

As a highly adaptable and experienced developer, I believe I have the skills necessary to create your PC RS232 Device Control Software. In particular, my expertise in C# Programming makes me the perfect fit for this project. With a strong understanding of Windows operating systems and their compatibility with RS232 devices, I can create an application that will effectively control your chosen devices. Furthermore, my experience extends beyond just coding. I understand the importance of user-friendly interfaces and clear communication during the development process. I can provide you with a sleek, intuitive interface that includes all the features you've requested - a list of available ports, communication configuration fields, a comprehensive log panel with timestamps, and quick access to frequently used commands. Finally, I guarantee timely delivery of not only the final executable but also well-commented source code that can be compiled without any warnings. Rest assured, my solution will connect to any standard RS232 port seamlessly, sending/receiving the necessary frames as instructed while diligently maintaining an exportable log for your convenience. Let's ensure all functionalities are working satisfactory by conducting thorough testing with your designated device prior to project acceptance.
$140 USD in 5 days
0.0
0.0

Hola, Entiendo que necesitas una solución sencilla y eficaz para controlar tu dispositivo RS232 desde tu PC, y que te gustaría poder enviar comandos sin complicaciones. Lo que propongo es crear una aplicación de Windows que te permita seleccionar el puerto COM y configurar los parámetros esenciales, como el baud rate y la paridad. La app aceptará comandos que tú definas y te mostrará las respuestas en pantalla de manera clara, con un log exportable para que puedas llevar un control. Tengo experiencia en desarrollo de aplicaciones de escritorio en C# y he trabajado con protocolos de comunicación serial anteriormente, lo que me da las herramientas para cumplir con lo que buscas. Te puedo entregar un ejecutable final junto con el código fuente bien comentado. Estimo que te podré tener la primera versión en 10 días. ¿Te gustaría que esbozara un plan de acción rápido para que veas cómo procederemos?
$70 USD in 10 days
0.0
0.0

As an experienced computer vision expert, I may not have a direct background in RS232 device control software but I bring a powerful set of skills to the table that aligns with the core objectives of your project. My mastery in Python and Windows Desktop applications, combined with my history of building intelligent solutions using various programming frameworks, makes me confident I can create a stable, efficient, and user-friendly application that meets your specific requirements. My understanding of command-response based systems from my work in image processing could be effectively translated here too. Moreover, attention to detail is paramount for any command and control system - something which is reflected in my work's foundation and well-commented code. I assure you 100% satisfaction with not just delivery of the final executable but also the entire codebase making it easier for you to maintain. Lastly, communication is essential at every step of the project. During the development process, I will keep you regularly updated ensuring you peace of mind and a seat at the table for any final tweaking or improvements. I believe in exceeding expectations and ensuring client satisfaction right to the very end. Choosing me will assure you not just a reliable RS232 control application but also an overall enjoyable collaboration experience. Eagerly awaiting the opportunity to turn your vision into a reality!
$140 USD in 5 days
0.0
0.0

Hi, This is Jorge from IT GLOBAL SOLUTION LLC, based in the U.S. I’ve built Windows desktop utilities that interface directly with hardware over serial communication (RS232/COM ports), where the key focus is reliable command transmission, clean parsing of device responses, and stable logging for debugging and operational tracking. Your project is a classic serial control application, and it can be implemented in a very lightweight and robust way. I can develop a small Windows desktop application (C# preferred for native COM port handling) that allows you to select an available serial port, configure communication parameters (baud rate, data bits, parity, stop bits), and send both predefined and custom ASCII or binary command strings to your external device. The response from the device will be captured in real time and displayed in a console-style interface for verification. The application would include a simple but functional UI with quick-access command buttons, a configurable command list, and a live communication log showing timestamps for every sent and received frame. On the technical side, I typically use .NET SerialPort APIs with proper threading to ensure non-blocking communication and stable read/write handling. Let’s connect and go over your command structure so I can align the implementation precisely with your device protocol. Best, Jorge
$140 USD in 7 days
0.0
0.0

Hola, Tras revisar detalladamente los requisitos del proyecto, entiendo claramente el alcance y las expectativas. Necesita un aplicativo Windows pequeño y estable para abrir un puerto COM, configurar parámetros RS232, enviar comandos ASCII/binarios y mostrar la respuesta del dispositivo en pantalla. Tengo experiencia desarrollando aplicaciones de escritorio similares para comunicación con hardware externo y puedo empezar de inmediato. Cuento con sólida experiencia en C#, Windows Desktop, SerialPort/RS232, Windows API, debugging, software testing, logs exportables y desarrollo de aplicaciones de escritorio. Para este proyecto, desarrollaría una interfaz simple con selección de puerto, baud rate, bits de datos, paridad, stop bits, botones para comandos frecuentes y una consola con fecha/hora para cada trama enviada y recibida. Uno de los puntos clave es manejar correctamente la comunicación comando-respuesta sin bloqueos de interfaz ni pérdida de datos. Puedo entregar el ejecutable, código fuente comentado, exportación de logs en CSV/TXT y una estructura fácil de compilar y mantener. Tengo un par de preguntas rápidas: • ¿Los comandos serán principalmente ASCII, binarios o ambos? • ¿Prefiere WinForms o WPF para la interfaz? Saludos cordiales, Carlos
$30 USD in 7 days
0.0
0.0

Hi there, Puedo desarrollar este aplicativo Windows en C#/.NET, usando SerialPort para abrir puertos COM, configurar baud rate, data bits, paridad, stop bits, y enviar comandos ASCII o binarios al dispositivo. La interfaz será simple y práctica: selección de puerto, parámetros de comuncación, consola con fecha/hora para tramas enviadas y recibidas, botones para comandos frecuentes, campo manual para pruebas, y exportación de logs en CSV/TXT. Entregaré el ejecutable, código fuente comentado y una breve guía para compilar/probar sin complicaciones. Best, Carlos
$180 USD in 7 days
0.0
0.0

Hello, I can build your Windows RS232 control app with C#, Windows Desktop, SerialPort API, logging, and a simple command console. I’ll create a clean app where you can select the COM port, set baud rate, data bits, parity, stop bits, and send predefined or manual ASCII and binary commands. The response will appear in a timestamped log so you can confirm each command clearly. I’ll use C# with WPF or WinForms for a lightweight executable, with exportable TXT or CSV logs and well-commented source code that compiles cleanly. I’ll also include quick command buttons for frequent commands and help test against your device until the communication flow is stable. I’m ready to start. Can you share the command examples and expected response format from the device? Best, Smit
$30 USD in 3 days
0.0
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