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    14,642 arduino timer relay jobs found, pricing in USD
    Write some software -- 2 6 days left
    VERIFIED

    I need you to develop some software for me. I would like this software to be developed . Need a simple arduino code for send string to android Bluetooth serial terminal app with hc-06

    $21 (Avg Bid)
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    1 bids

    ...3 Phase Motor with an Arduino. The 3 Phase Motor will be connected to a VFD of course, and the VFD will be controlled by the Arduino. There will be a control panel with the following: -Start/Stop Button, whenever Start Button is pressed it will allow the motor to start rotating based on Auto/Manual Switch, and will run a timer that will show the time

    $174 (Avg Bid)
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    I need is a simple windows service to monitor the serial ...the program. need that as a windows service because it should run even there is no user logged in. also, need to write this from C# or VB.net and I need the code. I have an Arduino connected via serial port to monitor the ups and main power levels I need windows application to accompany that.

    $333 (Avg Bid)
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    1 bids

    An Arduino board that produces inputed audio output through a speaker, and power two water proof servo motor. Speaker with volume up/down control. Switch (audio output only, audio output and servo motor turned on, audio output and servo motor turned off) On/off power switch for entire component. Reachable battery with charging port LED (to show

    $197 (Avg Bid)
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    4 bids

    PROJECT IDEA COMPONENTS 1. Water flow meter 2. Arduino 3. LCD 4. Relay 5. Solenoid Valve 6. Think speak 7. Speaker DESCRIPTION 1. When water flows , the water flow meter should measure the pressure of water in liters and the information about how many liters of water is consumed should be transmitted to think speak 2. For the first four minutes

    $31 (Avg Bid)
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    13 bids

    An Arduino board that produces inputed audio output through a speaker, and power two 9v service motor. Speaker with volume up/down control. on/off power switch. Reachable battery. LED (to show when power is turned on, battery power is full, battery charging, and battery almost dead). USB charging port for Arduino and battery.

    $87 (Avg Bid)
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    5 bids

    Bluetooth shield design for Arduino

    $291 (Avg Bid)
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    32 bids
    Write some software 5 days left
    VERIFIED

    I need you to develop some software for me. I would like this software to be developed . I need support to send data from arduino to android bluetooth terminal.

    $39 (Avg Bid)
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    9 bids

    I need you to develop some sof...to work in real time. We are taking in the PPG values with an Arduino and connected Pulse Sensor. We have tried connecting Matlab to the Arduino via Simulink with no luck due to inexperience. Don’t care how it’s done. We just need the Matlab algorithm to work in real time with the arduino as it takes in PPG values.

    $88 (Avg Bid)
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    1 bids

    I need you to develop some software for me. I would like this software to be developed using Python. I need someone to create a code for an arduino compatible weather station . This station must send data from a gps module to a mqtt server . I will give more info to anyone who is interested.

    $600 (Avg Bid)
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    36 bids

    Need to Build window based app using arduino and servo motors kindly note person should in Dubai UAE only

    $705 (Avg Bid)
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    7 bids

    Windows C o C++ Necesito un desarrollador arduino para proyecto de deteccion de líquidos

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    12 bids

    ...can also work with "Relay" to manage things. We only need someone which is also available this weekend on saturday and sunday as well. We already have a Raspberry pi 3b with a relay and what we want is that this is connected with our server (our laravel team gonna help you with this). We just want a Open / Close signal on the "Relay" which is managed

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    10 bids
    Trophy icon Design project 5 days left

    We are a team of 6 ladies taking part in a 24hr cycling relay in a velodrome. Our team name is Sleepless in the Saddle. We are looking for a logo to be designed to go on our team kit. We thought that the logo could include cogs (like from a bicycle) or the infinity symbol, as we will be going round and round the track for 24 hrs! Points to note:

    $106 (Avg Bid)
    Sealed
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    17 entries
    PCB Re-Design 5 days left
    VERIFIED

    ...I simply need the design to be more space efficient. It drops the DC voltage from a battery network down to a lower voltage and uses an external 12VDC signal to trigger a relay to fire the shunt coil on an MCCB using the battery voltage as it's supply. The OHM and wattage of the resistors mounted externally can be selected to allow the PCB to work

    $208 (Avg Bid)
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    35 bids
    arduino project 5 days left

    My project is to use an arduino circuit like ATMEGA328P Pro Mini 328 Mini and a SIM 800L gprs GSM circuit board, prefered board to be smallest possible or ( if you can recommend better module for this project is fine let me know) conected to a the main alarm control panel and whenever there is an alarm this module call and send a text massage to the

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    41 bids

    I have a encoder need to connected with stepper motor with arduino.. Urgent one

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    6 bids
    Build me a heliostat 5 days left
    VERIFIED

    Need to build a sun tracker using stepper motor with arduino and raspberry pi as communication port...

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    16 bids

    Need an SPI interface for an attiny84. It will be used to send an encoder count to the master on request. Intend to be compatible with SPI library for Arduino (which will be the master)

    $125 (Avg Bid)
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    20 bids

    My project is to use an arduino circuit like ATMEGA328P Pro Mini 328 Mini and a SIM 800L gprs GSM circuit board, prefered board to be smallest possible or ( if you can recommend better module for this project is fine let me know) conected to a the main alarm control panel and whenever there is an alarm this module call and send a text massage to the

    $93 (Avg Bid)
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    1 bids

    El software debe adquirir datos desde un sensor de temperatura digital. El software debe adquirir datos desde un sensor de humedad digital. El software debe adquirir datos desde un sensor de nivel de líquidos. El software debe adquirir datos desde un RTC. Si la temperatura es inferior a un cierto nivel, debe generarse una alerta. Si el nivel de líquido es inferior a un cierto nivel, ...

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    15 bids

    I would like to create a software that simulate an Inverter of Fronius, ABB, Schneider and SMA. All these brands use SunSpec ModBus protocol. I would li...software that simulate an Inverter of Fronius, ABB, Schneider and SMA. All these brands use SunSpec ModBus protocol. I would like to have this software written on Python for Arduino or Raspberry PI.

    $21 / hr (Avg Bid)
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    9 bids

    ...dispensadora Dispensa productos después de validar identificación de usuario y dependiendo de algunas preguntas. Transacciones se graban y registran en base de datos remota Arduino Raspberry Pi IoT Etc....

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    1 bids

    We are looking for a on-going part-time hourly C programmer to maintain and enhance our product. The unit is an industrial embedded integration unit based on Arduino multi processors, industrial sensors, graphic display. The person must be proficient in C programming, understand industrial data collection and communication schemes. Strong understanding

    $54 / hr (Avg Bid)
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    30 bids

    We are looking for a on-going part-time hourly C programmer to maintain and enhance our product. The unit is an industrial embedded integration unit based on Arduino multi processors, industrial sensors, graphic display. The person must be proficient in C programming, understand industrial data collection and communication schemes. Strong understanding

    $52 / hr (Avg Bid)
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    16 bids
    Mobile development -- 5 4 days left
    VERIFIED

    I need an Android app. I already have a design for it, I just need it to be built. Android application that recieve arduino sensor data

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    We are in need of an arduino developer who can finish few pending functionality to existing firmware. Currently we have ported our code to platformio using arduino as base. We have a currently working firmware, however we need to add some additional functionality to it. It will be not major changes as most of the firmware is already ready. Major changes

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    ...function. Our goal is to have a designed circuit board that will be used to drive an Adafruit reduction stepper motor (or similar motor) at exactly 1 rpm. We currently use an arduino, with the reduction stepper, but would like to create our own circuit board as a more cost effective solution long-term which could possibly fit in a smaller footprint and

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    ...David U., I noticed your profile and would like to discuss details of a project I have in mind over chat. I am looking at a long term relationship with a developer knowing Arduino, IDE and perhaps PC Board design, depending on progress in the project ideas I have. Initially the project will need your help to write code and after that some help in making

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    ...Controller with following specification 1 Sensors used Thermocouple J,K,E, PT100 etc 2 Micro 8051 Family 3 Output Electro magnetic Relay 4 Display 1 Set Value seven segment LED, 2 . PV seven segment LED 5 SETTings 3/4 keys P/B on front panel 6 Range -100 to

    $183 - $550
    $183 - $550
    0 bids

    ..."story" section, writing a 1,000 word story (including rewards and risks + solutions) about each project. 1) an indie video game 2) a robotic game a) digital simulation and b) arduino/raspberry pi interactive artwork 3) a travel ebook and documentary video about the adventure 4) a micro-budget political documentary feature movie shot on video My budget is

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    13 bids

    ...Scale controller (one unit) Scale is made of: - load cell - HX711 - ATmega16 It give read on request by scale controller. Scale controller is made of - UNO (chines arduino) - Power source (also powering Scale) - GSM module (for later GPRS communication to the database server). - storage for init files if need (optional), to avoid reprogramming

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    Hi F...at NUST, currently doing my Electrical Engineering. I have been doing freelancing works in similar fields as yours i.e. English writing and technical reports plus MATLAB, Arduino coding through different managers. I am still awaiting my first proposal acceptance here on freelancer :P Mind if you could help? I will be really grateful :) Regards.

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    ...inteligent and automatic watering system that is conected to OpenWeather so if it rains, it cancels the process for that day. What I need is a program for Nodemcu, running in Arduino IDE ideally, that conects to [login to view URL]'s API. The Nodemcu should read some knobs and depending their position it opens a solenoid valve that lets the water go through

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    20 bids

    I want to connect three solar power (include 7 cases) with IEEE 3 node and IEEE 9 bus and 13 node test and analyze the protection technique and proposed one technique for IEEE bus system which works for the solar connected system and without it. (MATLAB)

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    I need you to develop some software for me. I would like this software to be developed using Python. Program to control electrical rela...me. I would like this software to be developed using Python. Program to control electrical relays to turn on and off at various cycles. Basic user interface is required. Arduino wiring schematic is also required.

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    43 bids

    If you understand the name of the project and have experience working with these technologies then you're probably a good fit for the project. We're developing a web application which will host educational resources including, but not limited to flashcards, multiple choice questions, and exams.

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    19 bids

    [login to view URL] on/off equipment and machinery by using relay and esp8266 chip from remote location through web dashboard . [login to view URL] on/off by setting sensor parameters like- temp and humidity sensor(AM2301). [login to view URL] facility like sonoff TH16 [login to view URL] Sharing facility and Timing schedules.

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    ...an offer page. The page will redirect after 60 seconds. At the top there should be a countdown timer, counting down the 60 seconds. This should be editable within the page, so if someone wants to change it to say 50 or 70 seconds they can do. Below the timer a large heading, well designed and in color with a background : Please Visit Your Email Address

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    hi we need a simple counter app that can use a switch attached to the ground and microphone of the headphone jack. for apple iphone, ipod when the switch is pressed (closed), the app should count up in seconds from zero when the switch is open the app should pause on the time reached. when the switch is pressed again the app once again resets to zero and starts counting up if it reaches 99 it ca...

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    ...hierarchy to set number of batteries in bank and voltage along with Potentiometer to set over and under voltage range (on) and range (off) action coupled to drive a 20 amp relay to invoke other modules. Total 11 relays on main board 1 for bank total and 1 for each battery in its bank Board shall feature Aux plug to accommodate backup Bank monitoring

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    9 bids

    Hello - I need to make a PCB that will have a total of 8 Solid State SPST rel...have milestones for a gerber file, one for the software, and then a milestone for a tested fully functional product. Please let me know your thoughts. I already have the arduino code written and this system is functional, but I want it all integrated into a single board.

    $475 (Avg Bid)
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    34 bids

    Hello - I need to make a PCB that will have a total of 8 Solid State SPST rel...have milestones for a gerber file, one for the software, and then a milestone for a tested fully functional product. Please let me know your thoughts. I already have the arduino code written and this system is functional, but I want it all integrated into a single board.

    $1081 (Avg Bid)
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    36 bids

    I have lost original code and only have eprom hex files that I need to burn to blank chips. I had someone in the past create some software that can do this on my pc and I have been using it for about 2 years however I used my bootloader on another pc and now it will no longer function. I need someone who can work out how to reconfigure my clon er on my pc.

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    7 bids

    Arduino code for a bluetooth controlled firefighting robot. The code should allow control of robot movements, up/down function of servo and on/off of a pump connected by a relay module.

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    YouTube Video Creation 2 days left
    VERIFIED

    I need help making a video and putting the information I have together to tell a story. I will require someone who will be willing to communicate r...encouraging offsite communication which is against our Terms and Conditions -Section 13:Communication With Other Users] to get a better understanding of what I'm looking to relay with this video project.

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    Arduino Windows Driver

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    8 bids

    Looking complete development and actual working pcb that will monitor battery bank for under and over voltages during charge and discharge. B...with green (normal) and red (fault) led. Desire dip switch voltage selection hierarchy along with Potentiometer to set range on and range off action coupled to drive a 10 amp relay to invoke other modules.

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    Preciso que você desenvolva algum software para mim. Gostaria que esse software seja desenvolvido para Windows.

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    ...hight, weight and body mass index BMI. - I have arduino Nano and mega - ‎I 18-D80N infrared sensor - ‎i have relays - ‎I have resistors - ‎I have screen LCD - I have 4 weight cells - ‎i have HX711 weight module to connect the for weight modules and add up the capacity to 200 kg I need an Arduino code to measure the person height and weight and

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