12v battery charging circuitPekerjaan

I am looking for a skilled developer to create an online financial calculator for me. Calculator Type: - The calculator should be a financial calculator, specifically designed to perform complex financial calculations. Functionality: - I have a detailed list of specific functionalities that I would like the calculator to have to create quotes for solar panels size 4>20 panels Battery options 4>7 and 4 extra items and then add company margin. Design and build Timeline: - This project is urgent, and I would like it to be completed within 1-2 weeks. Skills and Experience: - Experience in developing online calculators, particularly financial calculators, is required. - Knowledge of financial concepts and formulas is necessary to ensure accurate calculations. - Proficiency i...

I have a small business selling quadrocopters from China. There is a task for today and tomorrow to find customers for the supply of quadrocopters anywhere in the world. It is necessary to have time to fulfill the sales plan. Our sales model looks like this: we find a ...pro=780$ DJI Mini 3 pro （+DJI RC PRO）=910$ DJI Avata Avata Fly Smart Combo =1120$ DJI Avata Avata Pro-View Combo =1340$ DJI Air 2S Fly more combo =1335$ DJI Air 2S Standart =1040$ DJI Mavic 3=1910$ DJI Mavic 3 Fly More Combo=2650$ DJI Mavic 3 Fly More Combo+DJI RC PRO=3430$ DJI Mavic 3 Cine Premium Combo（Chinese version）=4950$ DJI Mavic 3E =3498$ DJI Mavic 3E+battery/RTK =5060$ DJI Mavic 3T (termal vision)=4808$ DJI Mavic 3T + battery (termal vision)=5380$ DJI Mavic 3 Classic=1540$ DJI Mavic Classic +DJI RC ...

I am looking for a freelancer who can develop a Square Wave to Sine Wave (Power) Converter for my project. Input Voltage: 120V (rms) Square wave Frequency: 500 Hz Output Voltage: Same as Input Load applied at Output: 1....for my project. Input Voltage: 120V (rms) Square wave Frequency: 500 Hz Output Voltage: Same as Input Load applied at Output: 1.5 Amp Skills and Experience: - Experience in designing and developing power converters. - Proficiency in working with square wave to sine wave conversion. - Knowledge of frequency range specifications and voltage regulation. - Familiarity with power electronics and circuit design. - Ability to ensure reliability and efficiency in the converter design. If you have the required skills and experience, please submit your proposal for thi...

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I am looking for a professional freelancer to build a small PC board for a 24v electric car. The PC board should measure up to 10cm x 10cm and be used as a control system with basic components and functions. This project will require expertise in putting together a circuit board and should take an experienced professional no more than one or two days. I am hoping to receive a competitive bid from a reliable freelancer with knowledge and experience in this area. Thanks for your attention, and please don't hesitate to contact me with any questions.

I'm interested in developing a durable handheld milk frother designed for robust performance. I'm seeking a product that combines quality with affordability, primarily constructed from stainless steel, or other high-quality materials for most components. Additionally, it should offer flexibility with power options, including both battery and corded functionality (Optional). If your company can deliver a product that aligns with these specifications, I would appreciate receiving your proposal and exploring further details. Thank you! *An image was added as a reference only.

I am looking for an experienced developer to fix a bug on my WordPress website. The bug is related to late fees being charged incorrectly. The late fee system is connected to an API that checks if the shipment has been returned to us. Dispatch parcels being lodged at post offices on time, the system is charging our customers falsely, please figure out why and fix bug Ideal Skills and Experience: - Strong experience in WordPress development - Proficient in debugging and troubleshooting WordPress websites - Familiarity with payment systems and fee calculations - Attention to detail to identify and rectify the error accurately - Ability to work independently and deliver the fix in a timely manner

...and off every time the the GW sends new data to the cloud. On the other, I'm using the LM2596 as voltage regulator. It goes from the 12V supplied by a solar panel to stable 5 volts, this supplies the wifi modem and other route goes to a LDO-3.3V. I don't want to use the module () anymore and embed it to the PCB as a fixed-5V circuit. So i Ask for: 1. Add a transistor circuit to supply 5V to the modem (from the lm2596 regulator) when the ESP32's GPIO commands. Add it to the current version of the schematic and PCB board layout. 2. Do the fixed-5V circuit, according to LM2596 datasheet, in the current schematic and PCB layout. Find the main components (1. transistor; 2. coil, diode, chip

Hi! I have a small business selling quadrocopters from China. There is a task for today and tomorrow to find customers for the supply of quadrocopters anywhere in the world. It is necessary to have time to fulfill the sales plan. Our sales model looks like this: we fi...pro=780$ DJI Mini 3 pro （+DJI RC PRO）=910$ DJI Avata Avata Fly Smart Combo =1120$ DJI Avata Avata Pro-View Combo =1340$ DJI Air 2S Fly more combo =1335$ DJI Air 2S Standart =1040$ DJI Mavic 3=1910$ DJI Mavic 3 Fly More Combo=2650$ DJI Mavic 3 Fly More Combo+DJI RC PRO=3430$ DJI Mavic 3 Cine Premium Combo（Chinese version）=4950$ DJI Mavic 3E =3498$ DJI Mavic 3E+battery/RTK =5060$ DJI Mavic 3T (termal vision)=4808$ DJI Mavic 3T + battery (termal vision)=5380$ DJI Mavic 3 Classic=1540$ DJI Mavic Classic +DJI RC ...

...sophistication and modernity while allowing the design to pop. Colour palette must be white, light blues, greys, black - to use in which ever combination you prefer. Carbon Fiber Aesthetic: Incorporate a realistic carbon fiber texture or pattern. The carbon fiber should convey a sense of strength, quality, and luxury. Technical Imagery: Infuse technical elements into the design, such as subtle circuit-like patterns, hexagons, or other high-tech graphics, to emphasize the racket's advanced engineering. Please ensure that the design adheres to any relevant trademark or copyright regulations and that it can be easily adapted for various racket sizes within the Top End product line if necessary. The final design should reflect the essence of luxury, innovation, and technica...

I have a small business selling quadrocopters from China. There is a task for today and tomorrow to find customers for the supply of quadrocopters anywhere in the world. It is necessary to have time to fulfill the sales plan. Our sales model looks like this: we find a ...pro=780$ DJI Mini 3 pro （+DJI RC PRO）=910$ DJI Avata Avata Fly Smart Combo =1120$ DJI Avata Avata Pro-View Combo =1340$ DJI Air 2S Fly more combo =1335$ DJI Air 2S Standart =1040$ DJI Mavic 3=1910$ DJI Mavic 3 Fly More Combo=2650$ DJI Mavic 3 Fly More Combo+DJI RC PRO=3430$ DJI Mavic 3 Cine Premium Combo（Chinese version）=4950$ DJI Mavic 3E =3498$ DJI Mavic 3E+battery/RTK =5060$ DJI Mavic 3T (termal vision)=4808$ DJI Mavic 3T + battery (termal vision)=5380$ DJI Mavic 3 Classic=1540$ DJI Mavic Classic +DJI RC ...

Hi, I need a PCB designer ideally with experience with and that had designed and manufactured boards already from china. I need an adaptation for an ESP32-CAM with a lower current draw voltage regulator and some other JST connectors for battery.

I have an Arduino Uno and L293D motor shield. I have a 12v, 100 rpm DC motor and 2 180 deg 5v servos. I want to be able to operate the DC motor at a constant speed in both the clockwise and counterclockwise direction for a full 360 degs, stopping and starting at any point during the rotation. Each of the 2 servos also need to function in the same manner as the DC motor although their range of motion will be limited to less than their full 180 deg of travel. Also, the H/w list includes 2 2-axis joysticks and 12v to 5v converter in addition to the Arduino Uno, L293D motor shield, dc motor and 2 servos Because of this I’ll need the ability to set limits of travel in each direction of the servos so they won’t hit up against any physical part. I also want to b...

I am looking for a PCB designer to create a circuit board for a Class-D audio amplifier. The project requires the following: Power Output: - The audio amplifier should have a power output of less than 50W. PCB Size: - The PCB should be designed to a specific size (less than 3 x 2 inches). The PCB will have two inputs one for the audio and one for the power source of +30VDC and -30VDC Input Source: - The amplifier will be used with an analog input source. Ideal Skills and Experience: - Experience in PCB design for audio amplifiers. - Proficiency in working with Class-D amplifier circuits. - Knowledge of analog input source compatibility. - Ability to design PCBs to specific size requirements.

I am beyond excited to have the opportunity to work on your " Website Designer " project! After thoroughly reviewing the project description, I am confident I have the expertise and passion to bring your vision to life and exceed your expectations.. I will work for you without charging any money and deliver the final product within the time frame you needed and will deliver satisfactory result for you. I have done relevant work like these before as well. I can also do multiple revisions until you get satisfied with the work and I am also willing to work with your organization for long term. Please message me so we can discuss and proceed accordingly.

I want a very simple DC motor controller with these features: 1- Input 9v Alkaline battery 2- 12v, 5W DC motor 3- Capability to adjust the motor speed (using PWM preferred) through a potentiometer 4- Low voltage, low amp switch entry on the board (2 wires) to start the motor. ( I will solder the switch wires later) 5- Green LED bulb that shows when motor is running (not a surface mount LED) 6- Red LED bulb that turns on when battery voltage is too low (not a surface mount LED) 7- Fixed timer that shuts the motor down automatically, even if the switch is on, with timer set to 5min (acts as a safety feature) I need the gerber files so I can move the components around if needed. To complete the project, I'm looking for an experienced freelancer who understands how ...

...development of a battery supervisor system. The budget for this project is $800. Specific features required for the battery supervisor system include overcharge and overdischarge protection. My project is the development of a BMS PCB. I need a device to monitor the state of the battery. (5S cells) Without control function. If deviations are detected, the device must close the relay contacts. The cell balancing function should also be implemented. It is necessary to prepare a specification for release on the pcbway platform. The specs I have given are the minimum requirements; any additional features or capabilities would be a plus. The PCB should take into account any potential future upgrades that I may require. This system is designed to monitor, not control, ...

...engineering and measurement accuracy. Requirements: - The earth resistance measurement must have a required accuracy of ±1%. - The preferred method for the meter to measure earth resistance is through the inductive method. - The maximum earth resistance value to be measured should fall within the range of 0-10 Ohms. Ideal Skills and Experience: - Strong background in electrical engineering and circuit design. - Experience in developing clamp earth resistance meters or similar instruments. - Proficiency in programming and firmware development for data acquisition and analysis. - Knowledge of inductive measurement methods and techniques. - Familiarity with designing instruments with high measurement accuracy. If you are confident in your abilities to meet these requiremen...

I'm looking for a skilled and experienced freelancer to solder components onto my printed circuit board (PCB). I have a detailed schematic showing all components and their placement on the board, and there are more than 50 components that need to be soldered. This requires excellent soldering skills and a great deal of care and precision. This project is a high priority for me and I need to get it done quickly and right the first time. Preferred qualifications include experience working on PCBs and a proven track record of success in soldering PCBs with complex designs. If you can help me with this project, I look forward to hearing from you!

Aviator game Platform: Mobile I want app or website of aviator in which people add money and take bet on aviator Preferred game genre: Simulation Level of game complexity: Simple, one-level game Skills and Experience: - Experience in mobile game development - Proficiency in simulation game design - Ability to c...of aviator in which people add money and take bet on aviator Preferred game genre: Simulation Level of game complexity: Simple, one-level game Skills and Experience: - Experience in mobile game development - Proficiency in simulation game design - Ability to create a simple, one-level game with intuitive controls and smooth gameplay - Knowledge of mobile game optimization for performance and battery efficiency - Strong understanding of game mechanics and user experie...

- I am looking for a freelancer or team who can integrate a UPI payment gateway into my website. - Currently, I am using payment gateway like paytm, razorpay, payumoney. etc. but they are started charging some percentage of transaction charge. my business volume is not much. so please help us finding or setting up upi 0% transaction charge for any rbi authorize payment gateway. - seeking assistance in creating merchant account if required - Integration of payment gateway also required in php and mysql with strong security

I am looking for an experienced engineer to assist me with a project involving a simple analog mic circuit. I need to add an Op-Amp to increase the voltage by a factor of 10 for a simple microphone circuit. Input Voltage Range: The input voltage range for the mic circuit is 48VDC. Op-Amps Needed: Only one Op-Amp (AD743) is required for this circuit. Skills and Experience Required: - Strong knowledge and experience in analog circuit design. - Proficiency in using KiCad or TINA or Altium for circuit simulation and design - Ability to create a Bill of Materials (BOM) and create Gerber files. If you possess the necessary skills and experience, please submit your proposal for this project.

Customising the ca...on Shopify - Project Title: Customising the cart interface Shopify - Specific Changes: I want to radically change the interface of the payment page. In a more simplified way, I want it to be logging in through the mobile number, sending a sms, and entering the account or to complete the request, Red, changing the form of the payment method and putting icons for it and being more clearly and charging method. Ideal Skills and Experience: - Proficiency in Shopify development and customization - Strong understanding of cart interface and functionality - Experience in implementing design changes and enhancements - Ability to collaborate with clients and provide assistance in refining design ideas - Efficient and able to complete the customizations within the give...

...designer to create a website for our electric motorcycle and battery swapping business. The main purpose of the website is to showcase our products, services, and rental and management of batteries. Design Preferences: - We prefer a minimalist and modern design that reflects the sleek and innovative nature of our electric motorcycles. Specific Features and Functionalities: - We require an online booking/reservation system for battery swapping, allowing customers to easily schedule and manage their battery swaps. - Maybe some ecommerce but not much Ideal Skills and Experience: - Experience in designing modern and minimalist websites - Proficiency in creating online booking/reservation systems - Knowledge of electric motorcycles and battery swapping indu...

YOUR BID IS THE PRICE FOR WHICH YOU WANT TO WORK, only that way you gonna be accepted. I am looking for a graphic designer who can create 8 screenshots and a feature image for my Battery Monitoring app on the Play Store. Here is link to the application: Current screenshots and featured image already exists on Figma for the in app screenshots that can be used. Theme: The app is focused on monitoring and managing battery usage on mobile devices. Design Preferences: I am open to suggestions and would like the designer to come up with creative ideas for the screenshots and feature image. Goals: - Attract new users to download the app - Showcase the app's features and functionality - Improve the app's visibility and ranking

I am looking for a skilled GUI designer to create a visually appealing and futuristic interface for our E bike. The GUI should have the following features: - Battery Level Indicator: This feature is crucial for users to monitor the battery status of the E bike. -Speedometer: TO indicate speed. and other things. The ideal candidate should have experience in designing minimalist and futuristic interfaces. Additionally, they should be able to adapt the GUI to fit a small screen size (less than 5 inches). Skills required for this project: - GUI design - User interface (UI) design - Experience with adapting interfaces to different screen sizes If you have the skills and experience required, please submit your proposal with relevant examples of your previous work.

...Converter for a power supply application. The converter should have the following specifications: * Input Voltage : 16-32 V DC * Output Voltage : 28V DC; 5 Amp with dimming facility from 10V to 28V using 10K pot. Skills and Experience: - Experience in designing and building Buck-Boost Converters - Knowledge of power supply systems and voltage regulation - Familiarity with power electronics and circuit design - Ability to select and integrate suitable components for the converter - Proficiency in simulation and analysis tools for converter performance evaluation The ideal freelancer should have a strong background in electrical engineering and power electronics. They should be able to provide a detailed design and schematic diagram for the Buck-Boost Converter, as well as recom...

..."Shiban Energy" Greetings Designers, We are "Shiban Energy", a company primarily dealing in batteries. As we look towards the future, we might also venture into solar energy products. With this in mind, we are seeking a fresh and innovative logo design that encapsulates our vision without being too literal. Key Points to Consider: While our primary product is batteries, we'd like to avoid direct battery imagery in the logo. We also want to steer clear of direct solar panel or solar cell imagery, even though we might delve into solar products later. The design should be versatile, hinting at energy and innovation without being tied down to a specific product. We value creativity and uniqueness, so feel free to think outside the box. Ideal Designer Qual...

PCB Design for safety Application, - Complexity Level: Moderate level, - details will be provided, Experienced PCB designer is required to develop a circuit board for an safety application. The design should be of moderate complexity and capable of meeting the specific requirements of our project. Skills and Experience Required: - Proficiency in PCB design software, such as Altium Designer or Eagle - Strong understanding of industrial application requirements - Experience working with complex circuitry and components - Knowledge of best practices for PCB layout and signal integrity - Ability to collaborate with the client to incorporate specific components into the design If you have a proven track record in PCB design for industrial applications and are able to work closely wi...

...project should be completed within 3 days === Job Title: UI/UX Designer for Battery Service Application Project Description: We are looking for a talented UI/UX designer to create stunning and modern screens for our upcoming mobile application. Our application is focused on providing battery services for cars, but it also offers additional features like towing, tire replacement, and fuel delivery. Project Scope: - Create a user-friendly and visually appealing interface for our mobile application. - Design screens that reflect our brand identity and values. - Ensure a seamless and intuitive user experience. - Incorporate the following key features into the design: - Battery replacement service with a variety of battery options. - Connection to truste...

Device Hardware with : eSIM module or embedded traditional SIM card ( traditional SIM card not useable on mobile after use ) Wireless headphone module, Wired headphone jack, Nokia BL5C BL-5C 1020 mAh Battery, Mini small number keyboard like watch, Number display like Calculator or watch, Smaller then 5cm x 5cm x 2cm and lightweight chassis, Simple free Operating system such as FreeRTOS or Zephyr, Microcontrollers or Microprocessors or other cost comfortable , Charging port for c type pin purposes : Calling application is required to make and receive calls. Connect with wired or wiless headphone Charge and showing charge set Pin and change pin and required pin befor call can use jio modem baord

Hello there! I'm looking for an experienced PCB designer to help me with a personal project. I am needing a single board design that is simple in complexity. The board should be designed as per my requirements, and have good quality component...and have good quality components for it. Ideally, I'm aiming for the board to be low-cost to manufacture and meet all the necessary specifications. The PCB should be designed to enable the best performance and be reliable at the same time. I'm hoping to find someone who has a track record of successful PCB designs and who is familiar with the technical aspects of designing and testing printed circuit boards. So if you fit the profile, please do not hesitate to reach out and let me know more about your qualifications. I look for...

...stored on device in the case no internet connection available - on having connection all "old" stored data are transmitted first and then current data is sent - schedule of position detection can be configured in seconds - schedule of deep sleep of ESP can be configured in seconds - solution shall be highly energy conserving, since in later phases it will run on battery and optionally on additional solar power for charging battery. So you require to consider sleep, deep sleep modes and the corresponding scheduling of the modes level of discussions expected: Ideally you already have implemented such a solution. The solution is working and you could demo. What we require: - you can offer us that solution with specific hardware - you let us know the benefits...

I am looking for an experienced electrical design engineer to assist with the design and engineering of an EV (Electrical Vehicle) for the transportation of goods. The specific tasks include circuit design, power distribution, power system, control and protection, and vehicle lighting design. - The project requires expertise in electrical engineering and design principles. - Knowledge of EV systems and components is essential. - The ideal candidate should have experience in designing and engineering EVs or similar electrical vehicles. - The electrical design needs to be completed within 1 month. - The client has specific requirements and preferences for the design, which will be provided upon hiring. If you have the necessary skills and experience in electrical design for EVs, pl...

...phases 380VAC 50Hz motor (10A each phase maximum current) I think is it possible to use same components except for the three phases version where I have to use a lower current sensor (12.5A or 15A for example) In the attached schematic I used hall current monitor like ACS711 for 25A of maximum current. I used TRIAC T3035 (30A maximum current). Important is the detection of over current in shor circuit condition. In this condition I use OCF line of current monitor to disable gate of TRIAC and save it. In the attached schematic is not present microcontroller because is not an important component in simulation. I need to calculate power dissipation of triac in the maximum current and to have the correct size of customized heatsink made with simply aluminum to dissipate the necessar...

...specifications: The PCB will be used to activate a 12-Volt-LED. The PCB is connected to a 12 Volt battery pack. The LED should iluminate appr. 180 seconds. Therefore, ther is a timer needed to activate the LED for a period of time and to deactivate the LED after this time. A contact switch will be used for the activation of the LED. Size: Medium (5cm x 5cm to 10cm x 10cm) - The PCB should be designed within this size range to fit the desired functionality. Timer Function: Countdown timer - The PCB should have a countdown timer function Skills and Experience: - Proficiency in Altium Designer is required to design the PCB. - Experience in designing PCBs with timer functions would be preferred. - Knowledge of battery-powered PCB design is necessary. If you have the s...

...stored on device in the case no internet connection available - on having connection all "old" stored data are transmitted first and then current data is sent - schedule of position detection can be configured in seconds - schedule of deep sleep of ESP can be configured in seconds - solution shall be highly energy conserving, since in later phases it will run on battery and optionally on additional solar power for charging battery. So you require to consider sleep, deep sleep modes and the corresponding scheduling of the modes level of discussions expected: Ideally you already have implemented such a solution. The solution is working and you could demo. What we require: - you can offer us that solution with specific hardware - you let us know the benefits...

I need to do an ethylometer( breath alcohol test ) with a very good acuracy. the device is connected to the smartphone by bluetooth and its powered by a little battery. The device needs to be small ( around 5 x 3 cm). I need a report of the project, the components that i need and the pcb project and design so i can send it to print. I need an app for Android and Apple for the readings too Thank you

I'm looking for someone to complete a commercial electrical drawing, 1 page, and have it professionally stamped by an engineer licensed to do work in the United States. The project relocates Panel L3 as a sub panel to L2 in circuit spaces 37/39/41 with 100amp breaker. Project requires Drawing E1.2 to be revised. IBC2018 Original city approved stamped drawing attached. Also attached is EIT schematic diagram detailing the change.

I am looking for a freelancer who can develop a 12V@2amp lead acid battery charger. Input Voltage: The charger should have a universal AC input voltage. Charging Technology: I am open to different charging technologies, including conventional, pulse, and trickle. Charging Time: The desired charging time for the battery is standard, which is between 4-8 hours. Ideal Skills and Experience: - Experience in designing and developing lead acid battery chargers - Knowledge of different charging technologies and their applications - Proficiency in working with universal AC input voltage - Familiarity with battery charging time optimization - Ability to deliver a high-quality and efficient charging sol...

Planning WIFI for small-sized Apartment Building with Personal Use - Size of the apartment building: small (8-20 units) Total...the network from anywhere within their apartments. - Strong expertise in planning and setting up WIFI systems for apartment buildings. - Experience in designing networks that can handle high-speed internet connections. - Knowledge of the best practices for achieving multi-floor coverage. - Plan for everything including a dedicated router for the system that will connect to a dedicated internet circuit. - Choose hardware that is secure, low failure rates, has easy availability for purchase and easy to configure with a GUI. This is only for the project design, implementation is not included. Please provide examples of similar projects you have worked on in...

...stored on device in the case no internet connection available - on having connection all "old" stored data are transmitted first and then current data is sent - schedule of position detection can be configured in seconds - schedule of deep sleep of ESP can be configured in seconds - solution shall be highly energy conserving, since in later phases it will run on battery and optionally on additional solar power for charging battery. So you require to consider sleep, deep sleep modes and the corresponding scheduling of the modes level of discussions expected: Ideally you already have implemented such a solution. The solution is working and you could demo. What we require: - you can offer us that solution with specific hardware - you let us know the benefits...

Project Description: - I am looking for a logo for my TV show that has a creative style. - The logo should be bright and colorful in terms of color scheme. - I want the logo to incorporate both a brain and a circuit as specific elements or symbols. - The ideal candidate should have experience in creating abstract logos. - Knowledge of color theory and the ability to create eye-catching designs is essential. - Familiarity with brain and circuit imagery is preferred. - The logo should be visually appealing and able to capture the attention of viewers. - The final deliverable should be in a high-resolution format suitable for use in various media platforms and mock ups. Remember it's for a TV reality show. So google other TV reality shows for geniuses and get an idea

I have started a home standby backup generator business. I am a Generac Dealer in the Units States. I plan on starting in the state of Ohio and expanding nationwide. I will start selling Backup Generators and then will scale up and sell solar powered battery backup power (also through Generac.) I also plan on installing Electric Vehicle stations as the demand is increasing. I need a company logo for my business which is called KEENETH POWER. Because our company will soon offer green energy products (solar and EV charging) and we currently offer Generac Backup Generators....I would like the logo to reflect green energy. Perhaps orange and green would go together? Orange is the main color for Generac (see ) and this could be coupled with a green in the logo. I would al...

La idea principal de este proyecto , es monitorear el voltaje, corriente y potencia de un motor de 12V utilizando el modulo PZEM 017. Este desarrollo lo requiero en Micropython.

battery Modelling for a simple R Load

...Voltage and current: - Dual output of 60V DC @ 15A and 72V DC @ 15A together Charging Speed: - Fast Charging, with a desired charging time of 1-3 hours EV Connector Type: - CCS Combo 2 (Combined Charging System) Skills and Experience: - Experience in designing EV chargers - Embedded system design and development of Hardware schematic, pcb, bom, Firmware code development and prototype testing. - Knowledge of different EV connector types - There should be OLED display and RS485 communication to remote. - The charger should design with suitable alarms, protection and trip mechanism to recharge the LION and LEAD ACID battery banks with temp control mechanism - Understanding of charging speed requirements - Familiarit...

As discussed, we will follow the design document "Final Spec EV Charger-22.09.2023" shared by you. We will complete the task in 5 - 6 weeks. Deliverables: 1. Design source files Schematic 2. BOM 3. PCB design Altium files 4. Firmware source files 5. Support during prototype development

...stored on device in the case no internet connection available - on having connection all "old" stored data are transmitted first and then current data is sent - schedule of position detection can be configured in seconds - schedule of deep sleep of ESP can be configured in seconds - solution shall be highly energy conserving, since in later phases it will run on battery and optionally on additional solar power for charging battery. So you require to consider sleep, deep sleep modes and the corresponding scheduling of the modes level of discussions expected: Ideally you already have implemented such a solution. The solution is working and you could demo. What we require: - you can offer us that solution with specific hardware - you let us know the benefits...

I am looking for a skilled individual who can help me develop a circuit and program on a PIC microcontroller. The main function of the circuit will be to control a system. While I have some components in mind for the circuit, I am open to suggestions from the freelancer. Skills and Experience: - Strong knowledge and experience with PIC microcontrollers - Expertise in circuit development and programming - Ability to recommend and select appropriate components for the circuit - Good communication skills hindi /english to discuss and understand the client's requirements and suggestions