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    489 esp32 app trabalhos encontrados, preços em USD

    Utilizará como método de comunicação entre os pontos, a infraestrutura de rede Mesh, tendo como ponto de concentração um Gatway WI-FI (300 dispositivos organizados automaticamente); O envio dos dados deverá ser realizado por meio de uma API Rest; Atualização OTA de todos os nós; Armazenamento temporário dos dados em ca...

    $2373 (Avg Bid)
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    7 ofertas

    Preciso de um sistema de monitoramento e controle de vazão de um certo processo. Basicamente seria um código para Arduino ou ESP32, que me permita fazer leitura de duas variáveis e o controle de uma válvula, além de transmissão e leitura destas duas informações e status da válvula. Também deve incluir gravaçã...

    $12 / hr (Avg Bid)
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    7 ofertas

    Eu tenho um app iOS/Android que envia uma mensagem codificado com AES para um dispositivo ESP32, porém não estou conseguindo fazer a rotina de decodificação. Segue a mensagem: cZhQI2vvcqKO9YWwFPCEYyL/2DuNdafHuUYJ5LJuSFghC8CQkjyLbFL5RM+nb58QAX2x1JW0GvO3sBXEhixa8nPIhvkFevftUvhEt8+flRCA0444xataKcnRIYxMcpQiPay9tTTk2Mwqs27UnzPa9ZGTFV2HQAVoAygm1F51N6DWY

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    2 ofertas

    ...finishing up a project for a mobile app - (Concept Climbing. It can be found in the google play store) and it connects via bluetooth to an ESP32 device. The android app is finished and the connection via serial is all working. The IOS app is near completion too but we are having difficulty with the IOS - ESP32 bluetooth connection. You will need

    $30 - $250
    $30 - $250
    0 ofertas

    Hi guys, I am in need ...technology - 3D design of the circuit - Calculation of final consumption Hardware: - ESP32 controller - Screen 11 '' VGA - Ultrasonic sensor HC-SR04 - two strips of 10cm RGB LEDs The design should contemplate issuing variations of states via the W32 controller of the ESP32 I am attentive to your budgets and delivery times.

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    22 ofertas

    ...GPRS SIM5320A, GPRS module SIM5360A, GPRS module SIM7000A, GPRS module SIM7100A, SIM7600A GPRS Module, SIM900A GPRS Module, SIM808 GPRS Module. My microcontroller is an ESP32 Espressif, and any of these GPRS modules mentioned above can be chosen. There will be about 50 stations scattered on various farms, so the need to upgrade software via OTA

    $196 (Avg Bid)
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    5 ofertas
    ESP32 mp3 player 2 4 dias left
    VERIFICADO

    I want to have an android based app where I can send mp3 files via wifi from my phone to an arduino based gadget with an esp32 module and make the esp32 play it. I don't want to use a separate mp3 card, everything must be done within the esp32. The MP3 files must be in the phone and sent to ESP32. If you already have the solution please bid.

    $134 (Avg Bid)
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    8 ofertas

    I need someone to design a project that has the following features: 1- The main controller is ESP32 2- It controls 4 level of 7 segments each level has 4 digits. the total digits is 16. 3- I need 4 local switches which are select switch, up switch, down switch and ok switch. 4- I need the control will be either by local switches or by wireless by RF

    $554 (Avg Bid)
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    22 ofertas

    I would like to know what will take to create something like Adafruit platform to control esp8266 and esp32 from my own server and just simple activation of gpios. also be able to integrate with IFTTT Alexa and Google Voice

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    ...shouldn't be operated manually untile the on signal send againe. 5. If the breaker swiched off manually, no problem to swiched ON manually againe. 6. The main controller is ESP32. 7. I need the code file and PCB file. 8. I need bill of materials with their number. 9. I need it ASAP. 10. I want this proudct as package hardware and software. 11. I want

    $129 (Avg Bid)
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    14 ofertas

    ...that sends a message to the esp12-master. The esp12 then directs the ardunio to turn-off a solenoid & sends push notification to the app. The arduino also supports an HC-05 module linked to the android app. The simple app can open or close the solenoid. Arduino also uses a manual push button momentary switch to open or close the solenoid. Objectives:

    $150 (Avg Bid)
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    16 ofertas

    The goal of the project is to create an esp-mdf mesh node that collects readings from SCD30 CO2, Temp, RH sensor. Display the values on a SSD1309 LED display. Transmits the current readings to the root node at a minimum interval. If acting as root node handle communications to and from the mdf network/server Need the following configurable settings: Temperature Units F/C Altitude (SCD30 setting...

    $292 (Avg Bid)
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    12 ofertas

    ...speed, coordinates, accelerometer data, timestamp, number of sattelites. String can be modified adding any divider and end of string symbols. Deice is using ESP32 and 10Hz GPS module. Task of APP is to determine Start condition (gps speed >0 and acceleration > 1). Calculation of speeding 0-100 km/h, 100-150, 100-200. And 100-200 not from start condition

    $258 (Avg Bid)
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    19 ofertas

    ESP32 firmware using Ardino IDE Hardware assembling was done. You need to code and test it on the board.

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    13 ofertas

    ...I already finished hardware level firmware, it sends dataset using MQTT protocol. You need to understand ESP32 firmware sending data via MQTT. What I need for now is to design web based application working with MQTT protocol. The functions of App is not so complicated; it has dashboard, schedule setting functions for number of devices. I need UI design

    $431 (Avg Bid)
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    17 ofertas
    arduino ESP32 wroom Encerrado left

    Arduino ESP32 wroom, over local explorer with user name and pass to enter device to setup wifi ssid and pass, 2 edit box and save it on ESP32 EEPROM, 6 edit box to save data to ESP32, place async data temp from dht22, and read GPIO 1 button, place one button to turn LED on ESP32 over explorer, print on serial and show in explorer, and get internet

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    4 ofertas

    ...pin status (we could use ESP32) , using web server and a web page it is possible to turn on/off some GPIO and read some GPIO status. I would like to use the Olimex ESP32 card: [fazer login para ver a URL] I don't understand what the difference is between ESP32 DevKit-Lipo ESP32 DevKit-Lipo-EA and I would

    $234 (Avg Bid)
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    6 ofertas

    I need someone to design a project that has the following features: 1- The main controller is ESP32 2- It controls 4 level of 7 segments each level has 4 digits. the total digits is 16. 3- I need 4 local switches which are select switch, up switch, down switch and ok switch. 4- I need the control will be either by local switches or by wireless by RF

    $692 (Avg Bid)
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    35 ofertas

    So there will be multiple ESP32's in the network and the first ESP32 will connect to the router, second ESP32 will connect to the first one, third ESP32 will connect to the second one and so on. The phone will connect to the best range ESP32 and will have internet access.

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    7 ofertas

    Design requirements are in the document attached. The design requires the following Microcontroller:ESP32-WROOM 32D Secondary CAN Controller + Transceiver:MCP2515 + TJA1050 12v voltage regulator: Designer will recommend 3-5v voltage protection IC: Designer will recommend UART 2x (optionally optoisolated): Max speed of 1mb SPI Flash: W25M512JV Accelerometer: MPU 9250 (Communicate over SPI) FRAM ...

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    I'm looking for engineers experienced in the usage of ESP32 devices to create a prototype schematic design that integrates the following components: 1. ESP32 DevKit-C Module 2. DS3231 I2C RTC Module (4pin) 3. SD1306 I2C LCD Module (4pin) 4. 4-Channel Relay Module (6pin) For start, only 2-layered PCB that will act as a motherboard with headers for

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    We have our existing Project where we use DTU, RTU & repeater , DATA is transferred from RTU to main PC with the help of Repeater & DTU & ...Repeater & DTU & viceversa. The DTU & repeater has LORA for communication & the RTU has wifi for communication, need to mesh all the RTU & transfer the data, we have used ESP 12, ESP32 & arduino program platform.

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    ESP32 HTTP Webpage Encerrado left

    ########NOTE########## PROJECT DOCUMENTATION HAS BE REVISED TO REV1 for more clarity; PROJECT# 1013 Palesyn LLC - NDA Required Skills: ESP32, esp-idf, HTML, CSS, embedded, C/C++, IOT Overview: This project may be bid by one person with a multidisciplinary skill-set to achieve the milestones or may be bid piecemeal by main milestone(s). At a very high

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    28 ofertas

    This would be an application built on ESP32 chipset and would do the following: - Measure state of charge of the battery and State of health using conductance method - Measure the battery health during cranking of hte engine - Do ripple test for alternator testing The test results would be transferred via USB / Wifi

    $328 (Avg Bid)
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    6 ofertas
    Water motor on IoT Encerrado left

    I have water motor of 1.5kVA in my garage. I am looking for some designer who make design to control it remotely using esp32, OTA is necessary. further details will be shared to short listed freelancers.

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    ...that sends a message to the esp12-master. The esp12 then directs the ardunio to turn-off a solenoid & sends push notification to the app. The arduino also supports an HC-05 module linked to the android app. The simple app can open or close the solenoid. Arduino also uses a manual push button momentary switch to open or close the solenoid. Objectives:

    $140 (Avg Bid)
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    9 ofertas

    ESP32 IOT PCBA firmware & app I am looking for a PCBA design and basic firmware & app for the ESP based IOT HW that captures bluetooth sensor data and sends to MQTT server. Tasks: 1. ESP32-D2DW based PCBA design 2. firmware routine for wifi and Bluetooth 3. OTA updater 4. Scan for BT data and send to MQTT server 5. Mobile app - wifi/BT manager.

    $598 (Avg Bid)
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    29 ofertas

    I need you to develop some software for me. I would like this software to be created for the following hardware, Node mcu esp32 with IDE . as well as smaller arduino unit with wired lan connection. so two versions one with wired and one with wireless lan. I require 8 digital inputs , 8 digital outputs , I require modbus TCP IP slave on the unit and

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    The goal of this project is to flash the SAMD21 (Arduino Zero or Arduino MKR line) using the ESP32. To do so, the SAMD21 will have the SAM-BA bootloader and will be connected over SERIAL to the ESP32. The ESP32 will need to: - put the SAMD21 in bootloader mode - flash the SAMD21 with a binary stored in the SPIFFS. There are already applications that

    $521 (Avg Bid)
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    14 ofertas

    Design of PCB for load cell measurements as a breakout board for external ESP32 TTGO Lora V2.0 ([fazer login para ver a URL]). The load cells will be measured using TI ADS1232 ([fazer login para ver a URL]). PCB must include: - SX1509 i2c digital port expander - ADS1115 i2c analog port expander - DS3231 RTC clock + coin

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    ...experienced ESPressif ESP32 developer with good hands on experience to evaluate ESP32-WROOM module for a potential project. Need to evaluate low power modes and measure power for various low power modes or ESP32-WROOM module. Experience developing ESP32 ULP assembly program. Project: Development using Espressif IDF & Eclipse Environment Use ESP32-WROOM mo...

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    11 ofertas

    I need to configure my esp32 using a bluetooth or wifi connection. I need to configure 30 parameters. I need some help with doing that.

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    I need a firmware developer for a small job. The basics: We already have hardware and firmware in place. It communicate over GSM, via mqtt and sen...over teamviewer, given we don't want our firmware to be shared with anyone outside our organisation. To be considered for this, a minimum demand is an extensive knowledge in ESP32 and C code in general.

    $14 / hr (Avg Bid)
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    20 ofertas

    Hello, I created a schematic in KICAD for a little MCU-project. It is called "...experience in creating circuits/schematics I need someone to verify that the created schematic is ok. As well I need a pcb layout on basis of the circuit. Some components are: ESP32-WROOM, Power Suppy with linear voltage regulators, transistors, RTC schematic with DS3231

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    44 ofertas
    Vizco Project 1 Encerrado left

    Vizco ESP32 Project. April 23 2019

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    8 ofertas

    Hi Xiaoqi D., I would like to offer you my project. We can discuss any details over chat. WiFi ESP32

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    1 ofertas

    ...manage and collect information from an operating environment. We will also need geolocation information. We have a concept test device (PoC) that works on the breadboard using ESP32 and SIM808. We are now searching an embedded systems engineer to create a prototype appliance, power suply, schemas, PCB and help us designing a project to manufacture

    $19 / hr (Avg Bid)
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    32 ofertas

    1. Need an experienced ESP32 programmer Part A 2. Retrieve values from the first group of GPIO pins. The first group of GPIO pins are connected to thermometer 3. Send the values to a web server using HTTPS and WiFi 4. If there is no WiFi or Internet connection, store the value and will send when WiFi and Internet connection are available Part

    $157 (Avg Bid)
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    12 ofertas

    ...that sends a message to the esp12-master. The esp12 then directs the ardunio to turn-off a solenoid & sends push notification to the app. The arduino also supports an HC-05 module linked to the android app. The simple app can open or close the solenoid. Arduino also uses a manual push button momentary switch to open or close the solenoid. Objectives:

    $61 (Avg Bid)
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    6 ofertas
    ESP32 and MAX98357 Encerrado left

    Improve sound quality when playing .WAV file directly from internet with ESP32 and MAX98357 boards using Arduino IDE (no Pyton or JS) only. See attached project code. Please do NOT bid if you don't have those boards in hand. Will pay $100 who can make a live demo of sound being played. Start your message with word "MAX98357" or get reported.

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    7 ofertas
    esp32 development Encerrado left

    Docker similar container for esp32

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    37 ofertas
    Assembly Programmer Encerrado left

    I need an assembly programmer with experience with ESP32 wifi bluetooth module.

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    Hi! I am struggling trying to make an "Elechouse NFC module V3" work with an ESP32. Therefore, I would like to contract a freelancer to provide me with a working code to read MRD, MiFare and NFC badges on a PN532 connected to a ESP32 over I2C and over SPI (need both for testing each badge type). Very important: I need a working sketch for the three

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    9 ofertas

    Components to be used: ESP32 and HLW8012 (Power Meter IC). Software Platform: ESP-IDF. Code is well written and working in Arduino IDE platform. We want a respective similar working code for Esp-Idf platform for the same. Deadline: 7 days to complete the project.

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    8 ofertas

    Make a android Chat/ messaging application Communicate with same application in other phone by LoRa / ESP32 module Message to be encrypted with 128 AES, Both users to have window for secret key, one user send message, other user receives, readable only when correct key input Quick send button to send GPS location Receive GPS location and option

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    5 ofertas

    Components to be used: ESP32, IR Receiver (TSOP), IR Led. Software Platform: ESP-IDF Ability to record any (should work for any company) IR Remote and mimic its working using IR led. (example: [fazer login para ver a URL]) Deadline: 5 days to complete the project

    $89 (Avg Bid)
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    6 ofertas

    I need you to develop some code on the ESP8266 (or ESP32) to be able to register securely and onboard with AWS IoT Core with WiFi via a Mobile UI. The application UI would need to allow for AWS User Registration to allow control to only the device the user has registered. The architecture needs to be able to support mass Onboarding of devices and

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    25 ofertas

    We need a programmer to provide a complete code with a ESP32 library (in C language, with all functions implemented as in "minimalmodus" library of python) for Modbus Communication. Program-1 (ESP32) -The Modbus data is to be read from one serial port of ESP32 (using TTL to Modbus converter) -Multiple slave devices are connected on Modbus (Maximum

    $180 (Avg Bid)
    ADC
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    7 ofertas

    I need to integrate esp32 with sim800 and neo-6m. The power source will be power bank 5V 2A. You should first test the circuit of mic29302 to give power to gsm 5V -> 4.1V. Along with that, I need to control 2 relays and a buzzer. I have a schematic which does not include a power connection to gsm. I was able to get 4.1V from mic29302 but still could

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    20 ofertas