Battery tester circuit microcontroller işler

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    30,739 battery tester circuit microcontroller iş bulundu, ücretlendirmeleri EUR

    Arduino analog çıkışı veya potansiyometreden 0-5V sinyal ile 12V sabit gerilim ve 0-2A arası değişen güç kaynağı istiyoruz. Pcb olabilir devre şeması da olabilir. Örneğin arduino analog çıkışı 1V için 12V ve 0.4A arduino analog çıkışı 2V için 12V ve 0.8A arduino analog çıkışı 3V için 12V ve 1.2A arduino analog çıkışı 4V i&c...

    €14 / hr (Avg Bid)
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    5 teklifler

    Standart araç takip core yazılımı. Canbus yok. Koordinat bilgileri,hız bilgisi ve kontak on/off bilgilerinin olması yeterli. Ekte araç takip cihazının resmi var. Projeyi yapacak developer a ulaştırılacaktır. NXP LPC1759FBD80,551 32 Bit Microcontroller

    €569 (Avg Bid)
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    Elimizde , kendisi metal sensorleri ile korunan bir bilgisayar var , diger tarafta bi bilgisayara yapistirilarak calisan elektronik bir duzenek. bilgisayaramiz metal sensorleri ile korundugu icin , elektronik cihazimizi bilgisayara yapistirdigimizda , bilgisayarin metal sonsoru devreye giriyor ve alarm veriyor. kullandigimiz parcalar icinde , bu sensore yakalanan , sadece 10 mah lik Lithium io...

    €16 / hr (Avg Bid)
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    Devrenin gorevi cikis konrolu yapmak. Devrede 2 sensor + 2 button var. (Besleme girisi 220 V Sensorler 30mV Cikis en fazla 30 mV) Calisma ornegi = [URL'yi görüntülemek için giriş yapın] acik buton acik ise cikis = + 30 mV [URL'yi görüntülemek için giriş yapın] kapali buton acik ise cikis = 0 V [URL'yi görüntülemek i...

    €113 (Avg Bid)
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    Önceki projemizle ilgili devam eden işlerim var 'Touch sensor and power circuit design for a smart doorbell'

    €32 / hr (Avg Bid)
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    1 teklifler

    One solution Güç & Kirchhoff Kanunu solution

    €7 / hr (Avg Bid)
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    I need excellent QA tester. not developer fluent english. psd or invision, knowlege about shopify.

    €5 / hr (Avg Bid)
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    8 teklifler
    PCB Designer 6 gün left

    PCB 1: to manage external input; HDMI, twice USB Type A 3.0, SD slot and twice USB type C. PCB 2 : to manage a powerbank, better if there is the chance to implement directly the power bank on the PCB. Each board will be installed in an enclosure, all the PCBs are powered by a single power bank in order to provide serially charge to all the PCB. The power bank will also provide battery to external ...

    €294 (Avg Bid)
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    PCB 1: to manage external input; HDMI, twice USB Type A 3.0, SD slot and twice USB type C. PCB 2 : to manage a powerbank, better if there is the chance to implement directly the power bank on the PCB. Each board will be installed in an enclosure, all the PCBs are powered by a single power bank in order to provide serially charge to all the PCB. The power bank will also provide battery to external ...

    €45 (Avg Bid)
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    2 teklifler
    Website tester 6 gün left
    ONAYLI

    I need a website tested to ensure it works as planned. Must be able to communicate in English any errors and the steps you took to receive the error.

    €144 (Avg Bid)
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    *** OVERVIEW *** - Ten US dollars per hour. - One hour per day (or per night). - You will help me design, code, and develop an IoT product using MicroPython running on an ESP32 microcontroller. - You do *not* need any experience with... ESP32, microcontrollers, electronics, electrical engineering, mechatronics, Arduino, PCB, or circuit design. - If Freelancer.com prevents you from bidding on ...

    €10 / hr (Avg Bid)
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    I’ve been meaning to hack my blood pressure monitor for a while. So i need a test circuit that can be used as schema ( [URL'yi görüntülemek için giriş yapın]) to successfully connect my BeagleBone Black between the MCU and the memory chip of that board. Using the datasheet as a reference I hooked up some thin wires to the bus. That’s SDA (data) and SCL (clock...

    €164 (Avg Bid)
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    2 teklifler

    I’ve been meaning to hack my blood pressure monitor for a while. So i need a test circuit that can be used as schema ( [URL'yi görüntülemek için giriş yapın]) to successfully connect my BeagleBone Black between the MCU and the memory chip of that board. Using the datasheet as a reference I hooked up some thin wires to the bus. That’s SDA (data) and SCL (clock...

    €198 (Avg Bid)
    €198 Ortalama Teklif
    2 teklifler

    I’ve been meaning to hack my blood pressure monitor for a while. So i need a test circuit that can be used as schema ( [URL'yi görüntülemek için giriş yapın]) to successfully connect my BeagleBone Black between the MCU and the memory chip of that board. Using the datasheet as a reference I hooked up some thin wires to the bus. That’s SDA (data) and SCL (clock...

    €19 (Avg Bid)
    €19 Ortalama Teklif
    1 teklifler

    Thank you for viewing our project. We are Japanese electronic company and our main product is power bank and some other charging devices for phones. We come up with a concept of Phone Box that can lock up your phone for the certian time to avoid using it while studying or working something when you need to some concentration. The design A pictures attached from another company, and the ...

    €280 (Avg Bid)
    Özellikli Garantili Mühürlü En İyi Yarışmalar
    €280
    4 girdi

    Thank you for viewing our project. We are Japanese electronic company and our main product is power bank and some other charging devices for phones. We come up with a concept of Phone Box that can lock up your phone for the certian time to avoid using it while studying or working something when you need to some concentration. The design A pictures attached from another company, and the design...

    €333 (Avg Bid)
    €333 Ortalama Teklif
    53 teklifler
    design pcb 6 gün left

    Design PCB for Laird BL652 chip with temperature sensor (MLX90615) and rgb led (neopixel) and battery + charging cirquit (micro-usb) (and if possible also program the chip via usb). The sensor and led need to be on a seperate board, connected with small cable (+/- 60mm distance). Goal is to make a wearable for artistic/scientic research. First make 1-5 test PCB’s by your design, if everyth...

    €486 (Avg Bid)
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    We are a building blockchain based applications for customers across different industries, we have already built in commercial and non profit applications. We want to build the following: We have an application to create with: - about 25 screens - responsive - backend functionality such as login, database inputs from users - blockchain registration of hashed data, we plan to use Ethereum. -...

    €14389 (Avg Bid)
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    Location service 6 gün left
    ONAYLI

    Greetings, We are a company in software development but never worked with location services. So now we are making a application for our customer containing location service where every 40 seconds this service should be called and stay active till it reaches a accuarcy of <10 after that it should turn it off for 40 seconds and repeat. But the way we do it right now it stays active without d...

    €80 (Avg Bid)
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    I have a product design which requires electronic circuit. I will provide the specific output and inputs i require from this device. It is a mix of networking device and charging device.

    €155 (Avg Bid)
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    1. INTRODUCTION We has recently developed a new electronic PCB control interface based on existing PCB product but adding some new features. The purpose of this document is to define the requirements for a new firmware development. 2. PCB HARDWARE PCB is an embedded hardware design based on PIC24 microcontroller. This are the main elements involved in this firmware upgrade: • PIC24FJ1...

    €3767 (Avg Bid)
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    Good afternoon! It is necessary to automate the process of creating communication schemes, currently implemented as follows: 1) An excel file is generated with the data of the object (address, version by, number of users, etc.) 2) Using Visio, I create a diagram, link the figures of the diagram with an excel file. 3) With some periodicity, the excel file is updated, often the number of objects ch...

    €37 (Avg Bid)
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    3 teklifler

    Good afternoon! It is necessary to automate the process of creating communication schemes, currently implemented as follows: 1) An excel file is generated with the data of the object (address, version by, number of users, etc.) 2) Using Visio, I create a diagram, link the figures of the diagram with an excel file. 3) With some periodicity, the excel file is updated, often the number of objects ch...

    €18 - €36
    €18 - €36
    0 teklifler

    - Need a QA tester to perform crossbrowser testing using browserstack - Should have some physical devices as well - Execute & update test cases

    €95 (Avg Bid)
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    30 teklifler
    android apk app 6 gün left

    Ios and android Application and build web site : web site project-spy phone 1- web site will need to be fully responsive website for you which is working on tablet, ipad, desktop etc. also is need to be same view and different design as [URL'yi görüntülemek için giriş yapın] on mobile plz see it on mobile .the web site need to be built on asp.net ... 2- Will provide...

    €1064 (Avg Bid)
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    We have need for good penetration tester who has a good knowledege about the web security and mobile security .if any one have good knowledge in VAPT please me know.

    €7 / hr (Avg Bid)
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    8 teklifler

    I need a mobile app for Android and iOS. Its purpose is to communicate with an existing microcontroller based device using an existing protocol described in the attached documents. This is a first stage in development, but there is scope for significant expansion in the future.

    €1299 (Avg Bid)
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    chrisscoleman 6 gün left

    1 Semiconductor fingerprint sensor 2 Intelligent update function of fingerprint information,Constantly learn and store user new fingerprint information. 3 Rated voltage:4-8 pcs batteries power supply Have a external power interface(DC-5V;Micro USB interface) 4 There are 1 buttons on the back of the door battery box:Initialization(Resume out of the factory)Key.

    €455 (Avg Bid)
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    I'm seeking an experienced Architect who can design a home onto a 4.5 meter wide By 20 meter long, parcel of land, and produce realistic 3D renderings for visualization purposes only. Criteria of the home are: Parcel Size: 4.25 meters x 20 meters This is quite a narrow but long parcel. The goal of the design is to maximize the length of the parcel, emphasizing spaciousness in the most used...

    €529 (Avg Bid)
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    hello sir... i have experience in application testing,web testing and automation testing...

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    1 teklifler

    We need applications that make it possible to update a Texas Instruments F280049 Microcontroller via CAN. The software includes: Client-side application: This application takes a given hex file (compiled firmware) and transmits it via CAN to the F280049 MCU. MCU-side application: This application takes the received hex file and writes it into flash / updates it's firmware. The Software sho...

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    Oscillator 6 gün left

    Microcontroller oscillator with two channel 14Khz and 14.01Khz

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    I need two simple (!) Arduino C++ sketches; the first sketch is for an Arduino Mini Pro (Atmega 328P, 8 MHz, 3.3 V) connected to a Lora Hope RFM95W radio module (915 MHz) and with 3-wire capacitative water sensor connected to the Mini Pro A0 pin (+Vcc 3.3 V + GND). The sketch for the Mini Pro must sense once each day (to save battery) the presence of water at the connected water sensor and then se...

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    Hello We are facing a problem with ordering process it happens sometimes and we don't understand how or when it happen budget is 50 euro be fair i am not new here :)

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    Build IOT device to monitor temperature and position. For the first prototype, use comercial board (like Arduino, Linkit One, ESP, etc) with - DS18B20 temperature sensor - GPS - GSM/3G to send data - WiFi (optional) - Battery Data will be send to our server, we could discuss best way and the periodic to send it (better battery life versus accuracy)

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    My company provides mobile hearing testing to industrial sites around the country. Our computer interfaced audiometer uses outdated electronic components including the Intel D8741A microcontroller. My vintage programmer has an issue and I need to get a small amount of these chips programmed.

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    I have a prototype of a heated massage tool. Right now its running on a vape battery. Takes about a couple hours to charge. Then when turned on it stays hot all day, oscillating from around 130-115 degrees. I am needing a high low switch put in. Maybe adding another battery to get the lower temp up. Im working with a mechanical engineer so just need someone to work with him on the electrical part.

    €1841 (Avg Bid)
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    20 teklifler

    during day it should charge from solar with first [URL'yi görüntülemek için giriş yapın] absence of solar it should charge from [URL'yi görüntülemek için giriş yapın] will be 12v dc 3a motor.

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    I need you to design a programable NMEA buffer PCB. It should be in 122mm x 110mm. PCB should receive RS-422 data and convert it to CMOS using transistors and opto couples and receivers. Outputs RS-422 data to multiple device. All input, output and power ports should be galvanic isolated from each other. Electrical connections should be according to NMEA standards(check "NMEA-0183 Information...

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    Accelerometer Based on ESP8266 and GY-521 module (MPU-6050) --> Measure acceleration on X,Y,Z - Configure full scale range (+- 2g,+- 4g,+- 8g,+- 16g) via MQTT command - Configure MPU-6050 filter via MQTT command - Select MPU-6050 Sample rate via MQTT command --> Stream Accelerometer data via MQTT to Mosquitto broker (current version) - Activate streaming on fulfillment of a condition...

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    MANUAL TESTER 5 gün left

    EXPERIENCE: 3+ YEARS OF RELEVANT WORK EXPERIENCE AS A TEST ENGINEER. NEED SKILLS: EXPERIENCE IN WEBSITE TESTING ABILITY TO DOCUMENT AND TROUBLESHOOT ERRORS EXCELLENT COMMUNICATION SKILLS ANALYTICAL MIND AND PROBLEM-SOLVING APTITUDE KNOWLEDGE OF AGILE AND DEVOPS METHODOLOGIES A BACKGROUND IN SYSTEMS ANALYSIS, INCLUDING REQUIREMENTS ANALYSIS AND PROJECT PLANNING IS PREFERRED. KNOWLEDGE OF THE SOFTWA...

    €437 (Avg Bid)
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    ESP8266 Audio Player 5 gün left
    ONAYLI

    ESP8266 Audio Interfacing Circuit Hardware Requirement:  ESP8266 controller (model 12F with 4 MB flash) dev board  8 ohm 0.5 Watt Speaker or 6.5 ohm 1W speaker to drive for mono audio file  Speaker interfacing circuit PCB to be developed (working with dev board via few jumper wires) PWM signal to be used and not I2S ....  Supply Voltage will be 3.7V from battery, no 5V will be available.. Soft...

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    My company is specified in battery charger, flashlight and batter. I want to hire someone to write six articles.

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    HI, I have a old MACbook pro. The hard disk of this is SATA. Recently the HD crashed and I have changed the HD. Now to load a new OS, I have lost the OS x DVD. When using Internet recovery, I get the attached message. Serial number of the MAC is in the attached image. I need a solution so I can use this MAC.I am OK with any OS, windows will be ideal, however any UBANTU or any GUI linux is OK, I ...

    €17 (Avg Bid)
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    4 teklifler
    MANUAL TESTER 5 gün left

    EXPERIENCE: 4+ YEARS OF RELEVANT WORK EXPERIENCE AS A TEST ENGINEER. NEED SKILLS: EXPERIENCE IN MANUAL TESTING AND SQL ABILITY TO DOCUMENT AND TROUBLESHOOT ERRORS EXCELLENT COMMUNICATION SKILLS ANALYTICAL MIND AND PROBLEM-SOLVING APTITUDE KNOWLEDGE OF AGILE AND DEVOPS METHODOLOGIES A BACKGROUND IN SYSTEMS ANALYSIS, INCLUDING REQUIREMENTS ANALYSIS AND PROJECT PLANNING IS PREFERRED. KNOWLEDGE OF T...

    €427 (Avg Bid)
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    I need this circuit to be drowned by EasyEDA program. Please make it looks like it has been drown as an actual (not necessary to be the same). I am uploading several pictures

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    We have developed 2 apps which are available on google play store and app store. We want to test it using testing software the following: - Functional testing . - Laboratory testing. - Performance testing - check the performance and behavior of the application under low battery, bad network coverage, low available memory, simultaneous access to the application’s server by several users and ...

    €366 (Avg Bid)
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    I am looking for someone with a great portfolio to create art for 45 ship modules in our Sci Fi Space Game. This is 2-D Art that will be displayed to show what the module is. For example one of the modules is called "Capacitor Battery" and it increases the capacitor capacity so we would need you to create artwork showing what that would look like. It might be a batter or some sort of en...

    €78 (Avg Bid)
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    We are starting a website on outdoor activity niche. Our brand name is 'Active Circuit' and our slogan is "Guides for an Active Lifestyle". We are aiming to build an authority site which will have a loyal audience who will trust us. Your job is to design a logo that suits our niche and goal. You have the freedom to design it however you want as long as it matches our brand ton...

    €18 (Avg Bid)
    Garantili
    €18
    77 girdi

    I would like to have the complete database of all ebikes for sale in Europe. The source can be this site ( [URL'yi görüntülemek için giriş yapın]) through the activity of scraping. Info: brand, model, characteristics (engine, battery, autonomy, price...)

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