Pcb arduino mega 2560lavori

I want 3d Simulation or rendering of smart inventory control system, in which lift mechanism connected with vibration sensors and conveyor is connected with ultrasonic sensor along with Arduino uno, esp wifi module, screen and motor driver all in software.

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I have an existing Arduino and BBC Micro:bit devices and I'm seeking a skilled freelancer to help me connect them for a home automation project. Key Responsibilities: - Implement a system that can control lighting, monitor temperature and provide security surveillance - Ensure the system can be powered using solar, wind, battery and be connected to the internet. The ideal candidate should have experience in: - Arduino and BBC Micro:bit programming - Home Automation projects - Solar and wind energy integration - Internet of Things (IoT) connectivity - Strong understanding of security surveillance systems Your role will involve setting up a reliable, efficient and user-friendly home automation system. The ability to integrate multiple power sources and ensure the syste...

I have a desktop application made using Electron software for electrochemistry experiments and I'm looking for a skilled front-end developer to help with software packaging and COM port detection. Ideal Skills and Experience: - Expertise in Front-End Development, specifically with Javascript and HTML - Experience with Electron software - Prior experience with arduino and python, a bonus - Strong understanding of software packaging in Electron applications The application should be compatible with Windows operating system. I need help fixing certain issues like the selecting the COM Port, the functionality needs to be re-written so that it is performed by Electron's WebAPI rather than Python(current). The start-up image must be the company logo. I need help in packagi...

I'm seeking a knowledgeable Arduino and IoT expert to create a sophisticated system for collecting data on water flow. Key functionalities required: - Pulse input data collection, specifically for monitoring water flow. - Understanding of Deep Sleep Mode to save Battery. - Data handling capabilities to efficiently send this information straight to the cloud system. The ideal freelancer for this project must demonstrate vast experience with Arduino programming, IoT systems, and data management. Familiarity with cloud technologies will be a significant plus. Ability to create a robust system capable of handling potential fluctuations in water flow is necessary. The chosen developer will be tasked with not just simple data gathering, but also with transferring these dat...

I'm looking for an experienced professional in Power Factory and Electronics. The project will involve a mix of tasks such as circuit design, power system analysis, PCB layout design, as well as potentially designing a circuit, simulating power systems, and developing control systems. Ideal Skills and Expertise: - Proficiency in Power Factory and Electronics - Prior experience in circuit design, power system analysis, and PCB layout design - Capability to undertake tasks related to designing circuits, simulating power systems, and developing control systems. - Strong problem-solving ability The task involves working on a project where knowledge and expertise in Power Factory and Electronics is crucial. The right candidate should be able to provide support in a wide ra...

I'm looking for a skilled PCB designer, with experience in automotive electronics to create a medium-sized, bendable PCB for an upcoming project. Key Project Details: - Application: The intended use of the PCB is specifically for automotive applications. - PCB Flexibility: The design should be bendable, but not necessarily foldable or twistable. - Size: The overall dimensions of the PCB fall within the medium range, roughly 10-20 cm. Skills and Experience Required: - Previous experience with automotive electronics and PCB design. - Understanding of the unique challenges and requirements of designing for a vehicle environment. - Familiarity with creating bendable PCBs, using appropriate materials and techniques to ensure the desired flexibil...

...you were to pass the second logic test, and $50 (Fifty Dollars) if you were to pass the third logic test. ✻ OBTAINING SUPPLIES ✻ I will send you approximately $50 (Fifty Dollars) so that you can purchase ESP32 development boards, breadboards, components (such as resistors, transistors, and capacitors), wires, etc. on a site such as AliExpress, Mercado Libre, etc. The ESP32 is similar to an Arduino. I realize it may take you up to 30 (thirty) days to obtain these items. That's fine with me. However, I will * not * help you deal with corrupt local customs officials who require bribes to release goods. Any “horror stories” you might have heard or read about corrupt local customs officials in your country requiring bribes to release goods probably were for item...

I'm seeking a skilled PCB circuit designer to create a digital circuit f. The primary function of the circuit is PWM Motor Speed Control Key requirements: Input supply voltage: DC 2.5V-25V The maximum output power: 350W The maximum continuous output current :15A The overload and short circuit protecting current is 25A PWM frequency: 25-30kHz Duty Cycle adjustable: 0-100% The operation environment temperature:-20℃-40℃ Ideal freelancer would have: - Proven experience in digital PCB circuit design - Strong knowledge of signal amplification principles - Familiarity with radio technology and its requirements - Ability to optimize circuits for low gain

Job Description: We are seeking an experienced software developer to create code for a power electronics control system. The project involves using an Arduino DUE and the IMC101T T038 motor controller. The software should control and regulate both the grid side and machine side using Space Vector PWM (SVPWM). Communication between the Arduino and other components will be handled via serial communication. Additionally, the system should include a quadrant display using 4 LEDs to indicate whether it is operating in motor or generator mode. All datasheets and circuit diagrams will be provided. Key Responsibilities: Control and Regulation: Implement SVPWM on both grid and machine sides. Grid-side control: Adjustable power factor (cos(φ)), current, and power. Machine-side c...

...Blender, here's a detailed plan based on your specifications. Specifications Recap: PCB and Battery Dimensions: 33 x 40 x 10 mm AirPods Pro 2 Dimensions: Height (H): 30.9 mm Width (W): 21.8 mm Depth (D): 24.0 mm Design Requirements: The case should connect to the top and be formed like a butterfly. The two circular charging metals at the bottom should be positioned to the left and right. The part of the AirPods Pro 2 that goes into the ears should stick up 15 mm above the case. Steps to Create the 3D Model in Blender: Set Up Blender: Open Blender and delete the default cube. Model the Charging Case: Create the Main Body: Press Shift + A to add a new mesh, select Cube. Scale the cube to the dimensions of the PCB and battery: Press S to scale, then X, Y, and Z to sca...

I am in need of a compact PCB design for a relay bank. The primary application of this relay bank is for industrial control, so the design needs to be both efficient and reliable. Key requirements: - The relay bank should be small in size, while still accommodating 6 triggers at 230 volts. - The design must include a dry switch rated at 13 Amps. - The PCB must be designed with the intention of obtaining CE certification. Ideal skills for this project include: - Proficiency in PCB design, particularly for high voltage applications. - Experience in designing for industrial control applications. - Knowledge of CE certification requirements for PCBs. It's crucial that the design be not only functional but also compliant with CE standards. I look forward to workin...

I'm looking for an experienced Arduino and ESP32 LVGL programmer who is able to Build arduino code for a Waveshare ESP32 s3 Touch LCD 4.3 and recognize data from I2C ADS1115 interface a display grafically Display have to rappresent data in 4 different page changeable touching icons placed in down part of display In each page are displayed more rounded bar with % value received from 3 x ads1115 i2c connected Key Responsibilities: - Program the ESP32 to recognize and interpret the data from the I2C ADS1115 sensor module - Integrate a responsive touchscreen control and an LCD display on the Waveshare ESP32 s3 Touch LCD 4.3 - Ensure the system is user-friendly and able to display the sensor readings accurately - Implement the system in a way that is easy for someone with...

...specifically in system-level assembly language. Knowledgeable in gaming input emulation and keyboard input simulation. Experience in backend applications is beneficial. Project Specifics: The emulator must not breach game firewall securities or require unauthorized system modifications such as disabling driver signature enforcement. It should operate successfully in the game, similar to devices like Arduino Leonardo or ESP32. The goal is to simulate pressing the Z1 keys solely through software, without external devices. Activation should be tied to the Caps Lock LED status—active when on, and inactive when off. Solutions utilizing 'keybd_event' and 'SendInput' do not meet the requirements of this project; a deeper, more intrinsic approach is necessary. ...

I am in need of an experienced hardware engineer, fully versed in circuit design and PCB layout. My aim is to develop a novel product. To meet the project objectives, the following experience and skills are critical: - Proficiency in circuit design - Expertise in PCB layout - Experience in working with Microcontrollers Understanding the intricacies of Microcontrollers is key as they are the central component for the new design. Efficiency, attention to detail and creativity in your approach will significantly contribute to the success of this innovative product design.

I'm in need of an electronic circuit and PCB designer proficient in working with ESP32 based microcontrollers, particularly for IoT applications. The project involves creating an efficient, compact, and robust PCB design that supports Wi-Fi connectivity. Key Requirements: - Proficiency in ESP32 based microcontroller design - Prior experience with IoT applications - Familiarity with designing for low power consumption - Expertise in creating compact PCB layouts - Ability to design a PCB for a rugged environment Your expertise in these areas is crucial, as the final product should be both functional and durable. If you're confident in your ability to deliver a high-quality electronic circuit and PCB design for an ESP32 based microcontroller, I...

...seasoned freelancer to devise a Derby car timer using Arduino Uno. The expected outcome will be a two-lane track device, with the ability to dictate the start and end of races, as well as display grades systematically. Key Features Needed: - Start Line Servo: To exhibit a complete rotation signaling the race's commencement. - Finish Line Infrared Sensors: These will be strategically positioned to detect the end of the competition. - Two-Lane Implementation: The structure should accommodate a dual lane setup. - Display: 7-Segment LED HT16K33 Backpack above each lane to show timing results. - Winner Identification Feature: An 8x8 matrix screen for indicating 1st and 2nd place finishes. Ideal Skills and Qualifications: - Working knowledge of Arduino programming languag...

Develop schematics, PCB and firmware for a compact NFC reader. The suggested RFID controller is PN7160. Microcontroller - STM32 0) Two boards - antenna and the main board. The antenna diameter is 15mm with a hole in the center 4-5mm. The main board is 14mm in width and length is 35mm or less. 1) The reader must read and write password-protected memory blocks in Mifare Classic cards. 2) The reader keeps the password for the RFID cards as a hard-coded constant. 3) The reader has an 4-byte reader ID stored in its EEPROM memory. 4) The RGB LED on the edge of the main board, whose location matches the hole in the antenna. RGB LEDs are connected to the PWM pins of the controller. 5) A waterproof (if possible) speaker must be on the opposite edge of the main board, closer to one side to l...

I'm looking for an expert in PCB design and fabrication to create a custom controller for my shop. The primary objective of this task is automating some key processes, with a special emphasis on security. Below are the specifications for the PCB controller: • Automation of the security system: This project requires designing a custom PCB controller which will integrate with various elements of the security system for automation. • Incorporation of alarm systems: The controller should easily synchronize with alarm systems, enabling automated responses in case of triggered alerts. • Seamless integration with access control systems: I wish to automate the access system in my shop, hence the PCB controller must be compatible with modern digit...

I'm in need of an expert in digital electronics to assist in a project of mine. The specifics of the project, including whether it involves circuit design, PCB layout, or microcontroller programming, we can discuss in further detail. Key requirements: - Proficient with digital electronics and related technologies - Experience with either circuit design, PCB layout, or microcontroller programming - Ability to collaborate effectively and share project files as needed Your role will be instrumental in the success of this project, and I am looking for someone with a proven track record in this field. Let's connect and discuss the project further.

Fix issue with enclouser Extend the pcb by 20mm

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...and 300watt BLDC Motor. -I already have the motors selected and the drivers for each motor. -I am wanting to use an arduino microcontroller for the controls. -I require the power supply to be as small as possible, but still being well within in a safe range of the power demand of the system. Refer to addition info regarding the sizing, or have a discussion with me on possibilities. -Additional peripheral components: 3 x Push Button, 1 x power switch, 1 x small display screen. 2 x Limit switches. What I need done. I need a freelancer to design and spec the unspecified components around the ones that are already spec'd. You will need to spec the PSU, and design the PCB board for the micro controller and for the peripherals required. I will buy all the compon...

I'm looking for an experienced firmware developer specializing in STM32 microcontrollers. I already have arduino Mega tested code which i need to convert into stm32 family Key Project Details: - Specific STM32 Model: The project will involve firmware development for a specific STM32 microcontroller model. - Application/Use Case: While not specified, the project likely involves a real-world application within the realm of consumer electronics, industrial automation, or wearable devices. Skills & Experience: - Prior experience with STM32 microcontrollers is essential. - Proficiency in utilizing various communication protocols (e.g. UART, SPI) and integrating sensors would be a plus. - Familiarity with power management techniques is highly desirable. - Experience wi...

I'm in need of a skilled electronic circuit and hardware engineer to help me with the design and selection of components for a project. The project involves the creation of a power supply, an an...ideal candidate for this job should have a solid background in electronic engineering, particularly in circuit design and component selection. Experience with power supplies, analog digital converters, and relays will be highly preferred. This is an exciting opportunity for a talented engineer to contribute to an innovative project. I have an electronic pcb circuit, it is receiving emc noise. I tried to solve that part by making a 4-layer pcb, but it is still receiving noise. There is an ADC converter in the circuit, sometimes I also experience the problem of spontaneous shu...

I need to design a tracker control unit for the 137 MHz band antenna system of the ground station receiving weather information from the NOAA spacecraft on Arduino. The project must be modeled at https://projecthub.arduino.cc. Need your idea and help how to implement it.

...skilled professional who can help me with the following: - PCB Prototyping: I require assistance with the creation of the PCB for this new product. This includes the manufacturing of the board itself. - Creation of Test Plans: I need an expert who can help me create comprehensive test plans for this new product. This includes both hardware and software testing. Experience in creating test plans for electronics, would be highly beneficial. - Final Testing & Validation: Once the PCBs are produced and the test plans are in place, I would need a professional who can assist me in the final testing and validation of this new product. This includes making sure it meets the necessary standards for industrial use. Ideal Skills & Experience: - PCB design and man...

...craft a 3-hour movie script for an action-packed and thrilling adaptation of the popular video game "Mega Man". Ideally, I'm looking for a script that retains the core essence of the game but is open to some creative liberties. Key Requirements: - Create an engaging, 3-hour screenplay - Include intense action sequences, heroic battles against bosses, and characters with special abilities - Maintain the action-packed and thrilling tone throughout - Stay moderately close to the original video game storyline, while allowing for some creative freedom Ideal Skills and Experience: - Proven experience in scriptwriting, particularly for action-based movies - Strong understanding of the "Mega Man" game franchise and its characters - Ability to ...

I'm looking for an engineer who can help me write some code for an Arduino to help me with a hardware project to read accelerometer data / gyroscope data. I have a piece of construction equipment that is supposed to vibrate up and down, however, if a customer assembles some attachments to it incorrectly it will vibrate up and down and side to side which will damage the equipment. I want to be able to read the accelerometer data to determine my customer has placed the attachment correctly and if it's incorrect I want to display a message on an LCD screen saying "incorrect placement" or something to that regard. I need help getting the hardware to work, creating the code for the hardware as Phase 1. Phase 2 is to allow this hardware to send a signal back to...

...you were to pass the second logic test, and $50 (Fifty Dollars) if you were to pass the third logic test. ✻ OBTAINING SUPPLIES ✻ I will send you approximately $50 (Fifty Dollars) so that you can purchase ESP32 development boards, breadboards, components (such as resistors, transistors, and capacitors), wires, etc. on a site such as AliExpress, Mercado Libre, etc. The ESP32 is similar to an Arduino. I realize it may take you up to 30 (thirty) days to obtain these items. That's fine with me. However, I will * not * help you deal with corrupt local customs officials who require bribes to release goods. Any “horror stories” you might have heard or read about corrupt local customs officials in your country requiring bribes to release goods probably were for item...

...for an experienced PCB designer who's proficient with Altium Designer. The project specifically involves a multilayer PCB design. A strong attention to detail and a good understanding of circuit board layout is crucial for this project. Key Requirements: - Proficiency in Altium Designer - Experience with multilayer PCB design with large PCB Boards - Ability to understand and implement complex circuit board layouts - Attention to detail Please provide examples of your previous PCB design work using Altium. A portfolio demonstrating your experience in multilayer PCB design will be highly regarded. This is an LED board which needs layout editing with adding few more components. Please Show your previous work with dense Layout with Noise and ...

I'm in need of a PCB layout for a small electronic product. Here are the specifics: - The purpose of the layout is for electronic product manufacturing, not for circuit prototyping or repair. - The PCB must be designed to fit within a small size constraint, specifically less than 10x10 cm. - The PCB should be a double-layered design. Ideal skills and experience for this job include: - Proficiency in PCB layout design, particularly for small, double-layered boards - Prior experience in designing for electronic product manufacturing - Attention to detail and ability to work within specific size constraints.

...hardware system for a fitness rig that involves real-time human movement tracking. The system should be a combination of microcontrollers and computer vision technology, specifically using Arduino boards and Raspberry Pi. Key Requirements: - Real-time Movement Tracking: The primary functionality of the system is to track human movement accurately and in real-time. This involves capturing and processing data on various physical activities. - Minimalistic and Functional Design: I envision a setup that is small, lightweight and unobtrusive. Skills and Experience Needed: - Proficiency with Arduino boards and Raspberry Pi is a must. - Experience with computer vision, machine learning and human movement tracking is highly desirable. - Understanding of fitness or sp...

Looking for some Mega Menu Assistance with Minimog Shopify theme. Need help setting it up.

I'm looking for a skilled individual to design a PCB and program a chip for our RFID system. The focus of this project is on two key aspects: - **Wireless Connectivity**: Your expertise in designing wireless systems is crucial for this project. The RFID system needs to communicate with our central hub seamlessly, so ensuring a reliable wireless connection is a priority. - **Energy Efficiency Optimisation**: The system to be developed should be as power-efficient as possible. We need the RFID system to function optimally while conserving energy, ensuring long-term sustainability and performance. **Specifics of the Project**: The project is specifically for an RFID system, which comes with unique challenges and requirements. Since the system will not require encryption for sec...

I looking for someone to design a PCB to include an MCU, Wifi module, and some headers Key Requirements: - The PCB should have an STM32 microcontroller (MCU) to carry out basic functions. - The design should incorporate an ESP32 Wi-Fi module for internet connectivity and a motor controller. - The complexity of the project is minimal. Deliverable: Using EasyEDA to design the PCB, I ask to receive a copy of the project, Gerber files, BOM, Pick and Place, and any other files required to manufacture the PCB. Ideal Freelancer: - Proficient in PCB design. - Experience with integrating MCUs and Wi-Fi modules. - Able to deliver a simple, no-frills design that works effectively. Please provide me with your quotes and examples of relevant projects you have w...

Se trata del desarrollo de un sistema electrónico de control, basado en Raspberry para la lectura de sensores (Spo2, PH, temperatura, espuma, etc) y el control de sistemas de (calentamiento, bombeo ingredientes, agitación, bombeo aire) , utilizará una tablet y un panel de Thingsboard como interfaz de control y monitorización. El trabajo consiste en el diseño de una PCB de integración modular de los elementos y la programación del sistema de control así como las pruebas y puesta en marcha.

I'm seeking a PCB engineer to conduct rigorous PCB fab house audits and internal engineering efforts. Your primary task will be conducting inspections in line with IPC standards and internal standards flown down to PCB fab houses. I have a 6 month contract (renewable) available for someone who can qualify PCB fab houses and intimately understand IPC 6012/6013. Must be a US citizen due to industry specific requirements. Here's what I need: - Thorough PCB house audits/ inspections as a supplier qualification - Uses IPC standards for defining discrepancies as found by an inspection team - Provide detailed inspection reports as needed Ideal Candidates: - Experience in PCB Quality Engineering - Familiarity with IPC standards - Has excellen...

A website for a web design agency is to be completed as a project. It is a coffin page that consists exclusively of a mega section, a multi-page form with multiple choice etc., a contact page, a portfolio page. Homepage Contact page portfolio Multi-page inquiry form for potential customers. Under no circumstances may a ready-made website template be used. It is an advantage if you can start work as soon as possible and your previous customers were satisfied with you.

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I need assistance programming an Arduino Opta PLC for remote monitoring. - The device must: - Monitor all 8 voltage inputs. - Provide access to monitored data through a web interface. Including Bluetooth capabilities and Wifi. Needs to send emails to customers or notifications to my apps. Ideal Skills: - Proficient in Arduino programming - Experience with PLC programming - Knowledge about remote monitoring and control systems.

In this project, I am seeking a highly knowledgeable and experienced KiCad user who specializ...user who specializes in double layer PCBs. - Purpose: The primary function for this custom PCB is data transmission. This project will require a comprehensive understanding of different data transmission protocols and experience in related circuit design. Skills and Experience Required: - Proficiency in KiCad CAD software - Experience in designing double layer PCBs - Knowledge about different data transmission protocols and related circuit designs Please note, only bids from freelancers showing relevant previous works and portfolios will be seriously considered. I look forward to reviewing your proposals and potentially collaboratively creating an efficient and effective data transmi...

...DDR3 RAM and rout the PMICs. You should be proficient in length matching and proper KiCad design. You must review the schematic to ensure there are no issues before you start routing. I'm seeking a proficient PCB designer with experience in KiCad for the development of a multilayer circuit board intended for consumer electronics. Key Points: - The project involves the creation of a multilayer PCB targeted for consumer electronics. Prior experience in this field would be highly advantageous. - Proficiency in KiCad is essential. Prior experience working with KiCad for multilayer PCB designs is a must. - You should have a good understanding of the manufacturing process for consumer electronics PCBs, including the constraints and requirements that come with it. ...

...experienced PCB designer to create a functional prototype design of a multilayer PCB primarily composed of analog components. The main aim is to validate the functionality of the design. Key Tasks and Responsibilities: - PCB Design and testing: The prototype's design should allow for rigorous testing of its functionality. - Component selection: Predominantly analog components will be used in the design. - Creating documentation: Comprehensive documentation must be provided detailing the logic behind the selection and arrangement of components. Ideal Experience and Skills: - Previous experience in multilayer PCB projects - Confident and competent working with analog components - Proficiency in PCB design and prototyping software - Strong k...

...hardware system for a fitness rig that involves real-time human movement tracking. The system should be a combination of microcontrollers and computer vision technology, specifically using Arduino boards and Raspberry Pi. Key Requirements: - Real-time Movement Tracking: The primary functionality of the system is to track human movement accurately and in real-time. This involves capturing and processing data on various physical activities. - Minimalistic and Functional Design: I envision a setup that is small, lightweight and unobtrusive. Skills and Experience Needed: - Proficiency with Arduino boards and Raspberry Pi is a must. - Experience with computer vision, machine learning and human movement tracking is highly desirable. - Understanding of fitness or sp...

...a UI designer to create a modern and sleek user interface for an ESP32/Arduino and a sensor based project. The design should feature gauges and other components in various colours completing a modern and clean aesthetic design. The UI should include the following components: - Sensor Readings: The main screen should present readings from various sensors in a clear and easy-to-understand format. - Real-time Graphs: The design should incorporate real-time graphs that display data trends in an engaging and user-friendly manner. - Control Buttons: The UI must also include control buttons for user interaction. Ideal candidates should have: - Proven experience in UI design for IoT projects, particularly for ESP32/Arduino. - Proficiency in creating sleek, modern, and minim...

I have a STEP file of a PCB that includes submodels of various components. Each submodel is named by the component, e.g., resistor 0402. I need someone experienced to identify and accurately place components (e.g., resistors) in the STEP file. Attention to detail and precision are crucial for this job. Start comment with fustion3

I'm looking for an Arduino expert to setup an Opta PLC that can effectively monitor temperature readings. The system should be able to: - Receive inputs from different temperature sensors and digital inputs. - Monitor a vast range of temperatures from below freezing to above 90°F. - Send email notifications of temperature readings and changes every hour for remote monitoring. The perfect freelancer for this project is experienced in programming Arduino Opta PLCs, utilizing sensors, particularly those for temperature, and setting up efficient email notification systems. Beside technical proficiency, good understanding of thermodynamics would be a plus, but is not a requirement. The end-goal is an efficient and reliable remote temperature monitoring system.

Task description I am in need of a competent freelancer with proficiency in arduino, particularly for STM32 microcontrollers (specifically the NUCLEO-G491RE model) and ESP32 microcontrollers (specifically the ESP32-DEVKITC-32UE). It needs a certain amount of inputs and outputs to begin with, but also minimum 2 outputs with PWM-control or analog 0-5V, as the motorcontroller of choice works with PWM or 0-5V inputs. Also 2 analog inputs 0-5V for 2 kinds of safety edges. Find also the list of peripherals in the attachment. The pulse generated by the motorcontroller won’t exceed 500 Hz with our current motor/motorcontroller configuration. (see peripheral list: section motorcontroller) In total we need to have: Digital inputs: 12 Digital fast inputs (counter): 2 Analog inputs: 2 Di...

I'm in need of an Arduino expert who is adept at programming a small Arduino circuit to control LEDs, a motor, and sound. It will be integrated into a small, Matchbox/Hot Wheels-sized fire truck. The LEDS will flash alternately to represent the emergency lights. The motor will power the back wheels and the sound will play through a small speaker as a siren and horn. Here are the requirements for the project: I believe the Arduino MKR Zero would be a good fit since it has the integrated micro SD card holder and sound processing capabilities. It also has an integrated battery charger. The Arduino needs to be powered by a rechargeable Lithium Polymer battery like 3.7 Volts. - Control LEDs: I believe I can get by with two white 3mm LEDs. I will install fibr...