Pcb design gpspráce
Tengo un servidor con traccar le tengo personalizado unos botones pero me gustaria crear una apk webview o si tiene la GPS PRO que conecte con el servidor GPS PRO using traccar personalizado para ingresar la ip en español con notificaciones
Hledám šikulu co umí navrhovat plošný spoj. Osazení tlačítek, otočných ovladačů, komunikace s pc přes usb. Ideálně Praha / SČ / JČ
CPU: AVR2560 GSM/GPS/BT: SIMCOM SIM868 WiFi - ESP 8266 4x UART 10x I/O CAN Vcc = 6-30V mam celkem hodne konkretnich pozadavku na celkovou funkcnost. nutne probrat podrobneji.
Chceme vytvořit mobilní aplikaci pro teambuildingovou hru do tabletů a mobilních telefonů. Hra bude založená na následujícím principu: 1. navštívení přesného místa - pozice tzv. "game point" 2. game pointy budou vyznačené viditelně a přehledně na celkové mapě 3. aplikace by měla podle GPS poznat kde se právě klient nachází 4. pořadí game pointů si klient bude volit z mapy sám - podle vlastní preference 5. každý game point bude mít různou bodovou hodnotu 6. na každém game pointu bude nějaký úkol (např. kolik soch je na mostě? nebo vyfoťte fontánu a odešlete fotografii, fotografie se ode&...
Je k dispozici bitmapa ”obsahující” mapu o rozměrech x×y. Nad touto bitma- pou jsou definovány body, u kterých známe souřadnice px x × px y v pixelech a odpovídající gps souřadnice latitude × longitude (zeměpisná šířka a zemepisná délka). Použitá mapa je promítnuta v Mercatorově zobrazení (předlohou pro tvorbu map jsou mapové podklady ze serveru ) a nemusí mít nulový azimut, což je nutné při výpočtech zohlednit. Poptávám vytvoření následujících metod: • Vzdálenost mezi dvojicí GPS bodů. • Přepočet pozice na mapě v pixelech ...
...zakázky, číslo řidiče, počet ujetých km, celková cena, poplatek firmě) Základní body pro řidičskou část: - Na obrazovce aby byly vidět tyto ikony: čas, signál GPS, signál telefonu, pořadí mezi řidiči, počet posádek celkově, počet posádek volných, zakázky ve frontě existují-li. - při přijímání zakázky telefon vydává zvuk. Řidič má možnost zakázku přijmout nebo odmítnout. Po odmítnutí automaticky zakázka přiřazena řidiči v pořadí. - při přijmutí zakázky se zobrazí obrazovka, na které bude: čas, signál GPS, signál tel., jméno kli...
Hledám freelancera, který udělá aplikaci odesílající GPS souřadnice. Aplikace se bude do budoucna rozšiřovat, takže neuzavřít si žádné cesty. Workflow: -> Přihlášení uživatele oproti serverovému API nebo registrace (Odkaz na www stránky) -> Dashboard s ikonama (Zatím zde bude pouze sledování polohy) -> Při odchodu z aplikace musí posílat data na pozadí. Pokud ji uživatel nevypne v menu aplikace. Ve sledování polohy: -> Tlačítko začít sledovat X Ukoncit sledování -> Odesílá data na server pomocí get požadavku. Při zapnutí sledování...
Hello, Your Request I create a simple application that will communicate with the server. Function application is simple. - User logs (as opposed to server notified) - Key track position (at adjustable intervals Applications sent by gps coordinates to server. I make API that assumes the dates and stored in the database) - START background (applications are minimized, but still sends location information) - Shut down button (Applications will be turned off) The application therefore has access to the Internet and GPS. nothing more
I urgently need a skilled Electronics Engineer who is proficient in working with Cadence Virtuoso. Your tasks will include: - Designing a simple circuit - Capturing the schematic of the circuit - Creating a PCB layout of the circuit - Writing a comprehensive report on the completed tasks Due to the urgency of this project, I would prefer someone who can get started as soon as possible. Ideal Skills: - Expertise in Electronics Engineering - Proficiency in circuit design - Solid experience with schematic capture - Strong skills in PCB layout - Experience in Cadence Virtuoso - Ability to write clear and comprehensive reports I look forward to receiving your bids and working with you on this project.
I need an Android service developed that continuously captures GPS location data in the background, enabling real-time tracking. Key Deliverables: - A service that can consistently capture GPS location data in the background - even when the app is closed. - The capture precision of the location data should be within 10 meters. - This data must be updated every 5 minutes to ensure accurate real-time tracking. Skills & Experience: - Strong proficiency in developing Android services. - Prior experience with GPS location tracking in background mode. - Demonstrated ability to deliver high-precision location data.
...following features: - GPS location tagging: The app should be able to capture and store the precise location of the driver when a photo is taken. - Date and time stamping: Each photo taken should be automatically stamped with the current date and time. - Picture capture functionality: The app should provide an intuitive and user-friendly interface for capturing images. It is crucial that the app also includes a secondary functionality for flight tracking. The app should be able to link to flight schedules, write the time and date of a passenger's landing, and store it for the driver to ensure the accuracy of the pick-up time. The skills required for this job include: - Strong experience in app development, particularly in location-based services. - Proficiency in integra...
...looking for a mobile app developer to create a rideshare app that will be available on both iOS and Android platforms. Although I have a rough idea for the app design, I am open to suggestions from the developer. The most important feature that I want to include in the app is GPS tracking to ensure accurate location tracking for both drivers and passengers. Other features such as in-app payments and ratings and reviews are also important to provide a seamless and reliable user experience. Ideal skills and experience for the job include: - Proficiency in mobile app development for both iOS and Android platforms - Experience in implementing GPS tracking functionality in mobile apps - Knowledge of in-app payment integration - Familiarity with implementing ratings and ...
...PCBs. Key Requirements: - Soldering: The resistors need to be soldered professionally with leaded solder. - Experience: The ideal candidate should have experience in PCB assembly and soldering. - Quality: It's crucial that the resistors are soldered correctly and with high quality, as the functionality of the prototype depends on this. - Quantity: I require 10 PCBs to be assembled in this manner. Shipping: Once the PCBs are soldered, they will need to be shipped via Express courier service. This means that the professional must also be able to handle the shipping requirement. If you have experience with prototype PCB assembly and are confident in your soldering abilities, I'd love to hear from you. Please provide details of your experience, and also let ...
...experience in HR processes or a similar background. What you need to do: The project is divided in 2 milestones. 1. the task is to submit the employee documents to the clinic receptionist or manager and ask them to provide us with verification . 2. second part is to make 6 geo tag pictures Of the signboard of the clinic , building, business card. By using following app . For proof of your visit we need the pictures. What I will provide: - All necessary information for you to verify the potential employee's employment history This task takes precision and attention to detail; your due diligence can have a significant impact on my organisation. Please only apply if you have relevant experience and can handle this sensitive
I am looking for an experienced Electronics Engineer, well-versed in using Altium Designer, for a series of projects that demand proficiency in a wide array of electronics, specifically focusing on Microcontroller integration, PCB layout and USB connectivity. Key Aspects: - PCB Layout design - Microcontroller implementation - USB Connectivity solutions Additional Requirements: - Expertise in Circuit design - Experience in selecting suitable electronic components - Signal analysis knowledge - Ability to conduct thorough testing procedures This project demands an adept understanding of electronic systems and circuitry meant for consumer electronics. Candidates with a solid track record in crafting and refining consumer electronic designs are strongly preferred...
Task Requirements 1- You have to visit the place and get the verification form filled and sign stamped. 2- Take 4 to 5 geotagged photos with GPS MAP CAMERA APP with the name board visible in photos 3- In case of refusal ask them to give you written refusal statment with stamp. 4- Most important get the details of HR person or verifier ( Name, Designation, Department and contact email) If all above requirements fulfilled than task will be considered complete.
I'm seeking an experienced PCB designer to develop a custom ATSAMD21 Micro PCB board. - A USB interface, specifically pin header for most GPIO and USB D lines. - 10+ GPIO pins required for this project. The ideal candidate should have prior experience working with ATSAMD21 Micro PCB boards as well as an understanding of USB interface technology. Proficiency in board design and a keen eye for detail will be crucial for success in this job.
As a transport company, I'm look...meters. This app should be available on both iOS and Android platforms, and should include the following key features: - **Real-Time Tracking:** The app needs to have GPS tracking capabilities that enable real-time tracking of our drivers. This is essential for ensuring efficient route management and dispatching, and monitoring driver performance. - **Driver Communication:** The app should also include a driver-to-driver messaging feature. This will allow for better fleet coordination and communication, and foster a sense of team collaboration among our drivers. The ideal freelancer for this project should have experience in GPS positioning, mobile and desktop web app development, and have worked on projects with real-time tracking a...
I need an expert in Printed Circuit Board (PCB) design to assist me in manufacturing an electronic product that falls under the category of consumer electronics. Key Requirements: • Comprehensive knowledge in PCB design • Expertise in electronic product manufacturing • Experience in Consumer Electronics sector In particular, I am interested in those with a versatile portfolio, showcasing their ability to work with various complexity levels of PCB design. Although the specific complexity level of this project is not yet final, I am looking forward to discussing it during our project discussions. This project is an excellent opportunity for those who are passionate and experienced in the consumer electronics field. Let's...
I'm in need of a highly-skilled developer who can successfully build an indoor navigation system using ibeacon. Th...effortlessly within a building is an indispensable part of the project. - Precision: 1 Metre. The navigation system must offer an accuracy of within 1 metre, providing highly precise tracking. Ideal skills for this job include: - Proficiency in working with ibeacon and nRF mobile app. - Demonstrated experience in building navigation systems specifically for Android platform. - Deep understanding of GPS and navigation software. - Strong skills in writing precise code to ensure high precision in tracking the movement. Looking forward to connecting with developers who have a knack for detail and precision. Your expertise will greatly contribute to navigating o...
...female to USB-C female connector. Key Requirements: - Design of two separate PCBs with USB-C connectors - One PCB should have a USB-C female to USB-C male connector - The other PCB should have a USB-C female to USB-C female connector - The male connector needs to be mounted at 90 degrees to the board - One female connector needs to be mounted at 90 degrees to the board - Both boards should support data transfer and device charging - Both boards when oriented should connect to each other with the 90 degree connectors forming a Z shape. - No additional components or features are required. Ideal Skills and Experience: - Proficiency in PCB design and layout - Experience with USB-C connectors and associated protocols - Ability to design for both d...
...got around 50 image folders with less then 1000 files in jpg format, each with GPS metadata. I need an expert to convert this metadata into Google Earth points. Key requirements: - **Automatic Generation:** The points should be created by extracting metadata from the images, not manually added. - **Output Format:** I need the final points to be saved in KML format, for easy integration into Google Earth. - **Quality Assurance:** Accuracy is key, the points should correctly represent the image positions. They will be broken into 3 colours depending on the date they were taken, the data is in the folder name and file name. Ideal Skills: - **GPS Data Handling:** Understanding of how to extract and work with GPS metadata from images. - **Google Earth Proficie...
...platforms. I already have UI screens, however, are open to guidelines and suggestions. The Primary function of the app would be easing the driving processes. Here's what I'm aiming for: - Operational across both: iOS and Android platforms - Integration with GPS tracking for precise navigation - Real-time notification capability - Streamlined payment processing The ideal developer for this project should have: - Proven experience in React Native Development - Proficiency in working with both iOS and Android platforms - Excellent understanding of GPS integration and real-time notifications - Ability to work with provided UI screens and enhance functionality - Expertise in payment processing integration. I'm excited to see how your skills and experience m...
I'm looking for a skilled professional in Proteus and KiCad to assist with an electronic simulation and PCB design project. - I require assistance primarily with circuit design, schematic capture, and component selection and placement. - I already have specific electronic components in mind for this project, so I would need your expertise in helping me integrate these into the design. - The primary purpose of the electronic device I'm designing is for control and automation. Ideal Skills and Experience: - Proficiency in Proteus for electronic simulation - Proficiency in KiCad for PCB design - Experience with circuit design, schematic capture, and component selection and placement - Previous projects focusing on control and auto...
...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 industrial process controls via IoT to enhance energy efficiency and environmental management. Ideal Freelancer Qualifications: - Proven experience in IoT device development, preferably within an industrial setting - Familiarity with MQTT, AWS, LoRaWan and Dataloggers - Proven track record in energy and environmental management - Ability to deliver accurate, property-level data precision. - Full PCB layout, design and development Your advanced skills a...
I require a skilled mobile app developer to create a comprehensive taxi app. The app's primary functionality will be for taxi services, and it must be accessible on both iOS and Android platforms. Essential F...and Android platforms. Essential Features: - Share riding feature for flexibility and economic options - Real-time tracking for seamless navigation - Online payment option for easy transactions. The payment is through a money wallet. - Driver and Rider profiles for user management - Feature in-app trip charge negotiation MVP, Wireframe and prototype is required. Freelancers with experience in GPS-enabled app development and secure online payment integration will have an advantage. Knowledge in user profile management and the ability to implement a ride-sharing fea...
I'm looking for an experienced Android developer to create an app that will facilitate e-commerce sales. Here are some key details about the...secure, and have a seamless checkout process. - Experience with integrating payment gateways and managing user data securely would be an added advantage. - You will be expected to develop and implement user authentication features to ensure secure transactions. - Push notifications to keep users engaged and informed about new products and offers will also be necessary. - An understanding of GPS location tracking would be beneficial, though not mandatory. - It’s important that you can communicate effectively and understand the importance of delivering a high-quality product on time. Please include examples of your past work i...
We are working on a power converter board and looking for an expert in MCU stm32. We are using the stm32G474ret6 and having several issues that we are not being able to explain . The main issues are : startup state of MCU systick clock for hal_delay non functional Debugger resetting MCU in middle of operation code not stored in memory after powercycle . We are looking for somebody that is v...the stm32G474ret6 and having several issues that we are not being able to explain . The main issues are : startup state of MCU systick clock for hal_delay non functional Debugger resetting MCU in middle of operation code not stored in memory after powercycle . We are looking for somebody that is very used with stm32 MCU and know about electronic schematics and circuit for mcu integration on ...
...force behind a key industrial project, I'm currently in the market for a talented and meticulous PCB board developer. Your knowledge of the Internet of Things will be challenged, with the board needing to achieve: - Seamless Wireless connectivity - Comprehensive Sensor integration - Precise Data logging capabilities What's the end goal? Enhanced industrial monitoring. This board will lie at the heart of our operation, gathering and transmitting valuable, real-time data back to us for accurate monitoring and decision making. The must-have communication protocol for this board? WiFi. It's a non-negotiable, ensuring our board remains connected and efficient. If you're well versed in PCB design, experience with WiFi connected devices, and have a...
I'm in need of an Electronic Technician who can design a PCB board. I would provide the schematic diagram drawing, dimensions and a bill of material of all the components. All I need is the PCB design in a format that I could send to print. Simulation is a plus. Key Responsibilities: - Designing and developing the PCB board. Ideal Candidate: - Proficiency and experience in designing PCB boards. - Understanding of electronic devices and their components. Please include a detailed project proposal in your application.
I need Altium Designer expert to review the schematic/PCB, change the dielectric material to Rogers RO4003C, resolve DRC issues, correct any issue in the PCB , and ensure that the PCB is manufacturable. The designer should also generate the necessary files required for manufacturing and assembly. The PCB is already routed, but some modifications may be required. The PCB is a simple 6-layer PCB with 2 through-hole connectors, and all other components are surface-mount with 2 or 3 terminals. All changes should be documented in detail.
I'm in urgent need of a Field Service Management Web & Mobile App that utilizes Google's Cloud Services. The app should have the following features: - **Scheduling and Dispatching:** The ability for a dispatcher to schedule and assign tasks to field service agents. - **GPS Tracking and Mapping:** For the precise location tracking of field agents and the ability to map their routes. - **Customer Relationship Management (CRM):** A robust CRM system that allows for customer data management, tracking of customer interactions, and more. The app needs to be accessible on iOS, Android, and the Web. I'm looking for a developer with experience in field service management systems and utilizing Google's Cloud Services. The ideal candidate will have worked on similar...
I'm looking for someone with the right skills to help me design a schematic and PCB layout for an electronic personal gadget. It's essentially a miniaturized, spherical device. Your work will be key to bringing this gadget to life. I need a skilled engineer to design the schematic and PCB layout for a compact video projector encased in a spherical, medical-grade silicone housing. Here are the specifications for the PCB: - The PCB should be circular. - It must have a maximum diameter of 15 millimeters. - The memory should be at least 10 MB, ideally 16 MB, to ensure ample storage. - The memory needs to be capable of supporting PDF files, though text files or images are acceptable alternatives. - The projector should be able to display con...
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...
Construir un circuito PCB que: disponga de 2 entradas de audio stereo (Audio_In), para poder analizar y determinar continuamente, cual es el nivel máximo de volumen conjunto durante 30 segundos. Si dicho nivel máximo es SUPERIOR a un nivel establecido "manualmente" en el circuito (con un potenciómetro), entonces las salidas de audio (Audio_Out) del circuito deberían pasar a cero (Mute), en caso contrario las salidas de audio stereo deberían ser idénticas a las de entrada. (Audio_Out=Audio_In)
...basic single-layer PCB prototype. Here are the essentials: - This circuit creates a pulse amplitude modulated signal which is amplified at high power. The signal is genrated within the circuit so no user input is required. - This project has been worked on before and an added varible resistor and mosfet will be needed as well as the most important part which is power management which can be done with component selection or circuit alterations. - The purpose is a prototype development, which means you'll be instrumental in bringing my concept to life and preparing it for eventual manufacturing. - The PCB design will incorporate analog components, so expertise in working with these components is a must. You should be comfortable explaining and justifying yo...
We are seeking an experienced PCB designer to develop a custom printed circuit board for a Raspberry Pi 4 Model B application. The project requires integrating specific components and ensuring the design can be enclosed within a standard industrial box. The successful applicant must have experience with power management and GPIO pin utilization. Key Requirements: - Experience with Raspberry Pi designs and GPIO pin functions. - Ability to integrate electronic components such as 5V relays into the PCB with high precision. - Familiarity with standard industrial connectors and terminals. This project aims to create a highly functional and reliable hardware system. Only applicants with a strong track record in custom PCB designs and the ability to work to exact sp...
We're looking for someone who can make a few changes to a PCB using Altium Designer and has experience and an education in electrical engineering. It would also be an advantage if you are familiar with the ESP32C3, creating circuits is not a problem for you, but it is also not a problem for you when troubleshooting, especially in the RF area. Out of discretion, we do not want to post the exact requirements publicly. However, we will send this to you in advance to discuss working hours and price if the requirements match your profile. Thank you
Homepage: Hero Section: Headline: "Delivering Peace of Mind: Reliable & Secure Courier Solutions" Subheading: "Specialized Same-Day Courier Services for Healthcare and Businesse...certifications] Fleet & Technology: Modern Fleet: "Our diverse fleet of vehicles is equipped to handle various cargo sizes and types. We maintain our vehicles to the highest standards, ensuring reliable and efficient transportation for your needs." [Image: A collage showcasing your fleet of vehicles, including vans, SUVs, and cars] Advanced Technology: "We utilize advanced technology, including GPS tracking, communication systems, and route optimization software, to provide you with real-time visibility and control over your shipments." [Image: Graphic depicting y...
I'm in need of a skilled mobile app developer to create an Android-based platform that emulates the features of the popular Ola ride booking application. Key Features: - The app's primary function is to allow users to book rides conveniently. - It should integrate a robust and seamless real-time location tracking syst...app developer to create an Android-based platform that emulates the features of the popular Ola ride booking application. Key Features: - The app's primary function is to allow users to book rides conveniently. - It should integrate a robust and seamless real-time location tracking system for drivers. Ideal Experience: - Proven experience in developing Android applications. - Familiarity with GPS tracking systems. - Previous work on ride-sharing o...
I require a professional with expertise in Electrical Engineering or more fields to design schematic and PCB layout for a mini videoprojector, and a sferic case which I can print. What I need for this PCB: - Must be round - Must have max 15 milimeters diameter (1,5 centimeters) - The components used should be good quality - Must have minimum memory capacity of 10 MB (I think 16MB it's more than sufficient) - The memory must support pdf or text (pdf preferably, but text is also ok or worst case images) - This minimalistic videoprojector must have an option to project this pdf/text/img in any way (like a normal projector on walls, it's ok if will be smaller projecting final image; or like kids toys, where you are looking into a magnifier and see images) ...
As someone passionate about electronics, I am looking to create a PCB layout specifically for large, rectangular, tri-color LED display panels - a design that goes from scratch. Here’s exactly what I am looking for: Requirements: - PCB Design expertise with a keen eye for detail. - Handle the complete PCB layout design process, starting from scratch. - Apply knowledge of tri-color LED panel technology in PCB design. - Assist in producing a PCB layout tailored for large, rectangular shaped LED panels. Skills & Experience: - Experience in PCB design & layout. - Hands-on experience with LED technology, specifically tri-color panels. - Proven track record of designing PCB layouts from scratc...
I'm seeking a professional with expert knowledge in precision analog design. Goal of the project is a small prototype board to measure K type thermocouple elements - with two different approaches. Additionaly obvisouly a MCU will take place - as well as RS485 communication. Absolut main aspect is an accurate (in sense of stability, low noise and absolute value representation) K thermocouple element measurement. Two approaches are forseen - using the high precision MAX31856 as well as the AD8495 in conjunction with a 20-bit SAR and 24-bit SigDelt ADC. Apart from the ADC proposition the project comprisis of a full circuit and PCB creation. Additionaly also the needed firmware for the respective communication (over SPI) shall be properly implemented (well structured and ...
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'm looking for a seasoned electronics engineer to develop a circuit board with a microcontroller with ethernet connectivity, POE power and addressable LEDs, with the design done using EasyEDA software to be fully manufactured by JLCPCB (or equivalent). The core functionality of this project focuses on power management. Your skills and expertise should include: - Comprehensive understanding of EasyEDA software (can take other suggestions) - Proven experience in multi-layer circuit board design - Extensive knowledge in PCB design for power management This project requires intricate knowledge of these areas, so please only bid if you're confident in your ability to deliver. Looking forward to working with experienced and dedicated specialists. Prov...
I am looking for a specialized electronics engineer with a proven track record in printed circuit board (PCB) design, specifically tailored to handle sensor signals. In particular, the PCB should receive WiFi-based signals from sensors monitoring temperature, pressure, and vibrations. The scope of the project is as follows: 1. **Sensor-PCB Communication:** The maximum distance between the sensors and the PCB would be less than 10 meters. A strong understanding of short-range wireless communication is essential. 2. **Durability:** The PCB design needs to prioritize durability. Please demonstrate past work in creating robust and long-lasting PCB designs. 3. **Equipment Performance Tracking:** The primary purpose of the sensor sign...
100 Tons Weighbridge controller PCB design with RFID
100 Tons Weighbridge controller PCB design with RFID
I'm looking to upgrade my current ESP8266 controller to an ESP32 C3 Mini controlle...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 ...
