Gps测速 实时显示gps速度 放电保护电压(向单片机写入一组数据) 充电保护电压(向单片机写入一组数据) 温度保护(向单片机写入一组数据) 放电显示(从单片机读取电流参数并在安卓上面显示出来) 电流显示 (从单片机读取电流参数并在安卓上面显示出来) 温度显示 (从单片机读取电流参数并在安卓上面显示出来) 电压显示功能(显示电池每一节的电压 可以手动配置电池数量,从单片机读取电池,可以按照低压高低排序) 电压差功能 单节电池最高电压和最低电压的差别 修改蓝牙的配对密码 以及ssid 三个界面 一个是显示速度温度电流使用电量的界面 一个 是 配置各种参数的界面 还有一个是读取电池电压的界面
The application is a Bluetooth application with 2-3 pages of control functions to control an external Bluetooth device. There are roughly 20-30 functions in the app. You will be provided a working model of the application in Android format and you will need to copy it and make it look professional.
Need to design some hardware that transmits data using BLE to a smartphone
...app to control the volume on a device using bluetooth. The app will have to connect to the device seamlessly, that is with no user intervention (some designing will have to be done here). The app will have levels. Each level will be dependent on the devices it is connected to. Since this is open ended project, I would like to go on a hourly. You will
Project scope is for a ESP32 module to have bidirectional communication over Bluetooth to a Windows10 application. For that, is required the development of ESP32 firmware and the development of a Windows10 application. Freelancer needs to already have a ESP32 development platform. ESP32 used module for development purposes need to be one of three
I need an Android app. I would like it designed and built.
This project needs mp3 file transfer from Android to arduino over hm-10 bluetooth module and write it to SD card with SD card reader. I need working sample code and connection scheme that how wires have been connected to arduino. My budget is about 100-150 USD.
Hi, I would like some software developed to control a number of devices and log actions based on inputs. The inputs are: - temp sensor - push button with LED - Bluetooth - XY axis controller Based on the states of the device, these will drive various outputs (esc, motors etc) I have attached a [login to view URL] image showing the circuit layout. I
Bluetooth CANBus Reader Firmware Development (OBDII)
We need APP to work with Bluetooth and Login page: Request: Discover devices Read and send strings (UART) Read async Login Page Read json to save config Multiplatform (Android and IOS) Cordova or Xamarin
Write an easy android app for scan QR code and send to mysql db. App must: Scan QR code (will be only numbers) and send to remote mysqldb these data: "date", "time", "ID reader" (I must be able to modify this number) and "scanned code". I need scan a lot of barcode so the priority it's that the scan must be fast and with less clic...
...Redeem or delete by the User. The type of Notification will be text, image and video if possible. The beacons will automatically ON the Bluetooth based on from and to timing. Or user can keep it manual to start the Bluetooth on and it will start the service also at that time. Also it will show the available URL from the beacon and open it in the Browser
Allwinner V3s Soc, running embedded linux, need driver for bluetooth and wifi with Realtek RTl8723DS
I need to connect 2 Raspberry Pi zero Ws to each other. One Pi is connected to 8 pressure sensors and i...broadcasting the values, the other is connected to a touchscreen and needs to display the results using Tkinter GUI library. All programming should be done in python 3. For bluetooth communication possibly needs to use and setup the BlueZ library.
...zleceń związanych z jej rozbudową (w szczególności dodanie funkcji wpółdzielenia danych między użytkownikami aplikacji, możliwości komunikacji chat (w kolejnym kroku również audio/wideo), komunikacja poprzez Bluetooth LE, funkcje in-app purchase). Preferowani wykonawcy ze strefy czasowej CET dobrze posługujący się językiem polskim. Szczegółowa d...
...for power supply and controlling the 16X16 led lights (WS2812B). Also we need Android App for controlling the led lights like sending customize or fixed images, text using BLUETOOTH. The freelancer has to provide the specification of the battery on which this board along with Led lights will work. The battery has to be portable. If interested please
I need to control a arduino vía Bluetooth from a app on a tablet android . On the app has to appear some questions and if you answer correct to can move the car for a short time or few meters . The idea is to make a contest with several participants . The car and the arduino code I already have it so it’s only the android app
...[login to view URL] or [login to view URL] Requiremements: -----------------
A one page flutter app for moving actuators in/out. Scan for and connect to my products over Bluetooth Low Energy (perhaps using packages: flutter_blue or flutter_ble_lib). Display found actuators in listview with state and other BLE particulars. Depending on state, show IN or OUT button to the left for each actuator. Send signal for in/out when a
...environmental sensor that supports RS-458MODBUS or SDI-12 interface. I would like to create a device that is able to connect to the sensor using either interface, and have the bluetooth ready to pair to Android and iOS app which I can run command from my app and control, get data from the connected sensor. Please contact me for further information. Thanks
...very irritating at times and also serves a bad user experience. We are looking for someone: - Who is strong in Android and has good experience around core features like bluetooth. - Who has previous experience working with various beacon libraries. - If someone is good with react native, that will be an addition as our main mobile application is built
I need to connect 2 Raspberry Pi zero Ws to each other. One Pi is connected to 8 pressure sensors and i...broadcasting the values, the other is connected to a touchscreen and needs to display the results using Tkinter GUI library. All programming should be done in python 3. For bluetooth communication possibly needs to use and setup the BlueZ library.
Solution will import specific files to software on handheld where it is searchable & updated. Output includes specific file type...specific files to software on handheld where it is searchable & updated. Output includes specific file type to upload onto national database s well as possibility to print to bluetooth printer or save to spreadsheet & pdf.
...raspberry pi) have onboard Bluetooth and WiFi adapters but they are headless (without display or serial number). How could be configured to connect to the your WiFi using a simple bluetooth link with a smartphone? The basic idea is that the mobile app sends the WiFi SSID and password to the device using a secure bluetooth channel, and then wait for
Core Features: The app helps a user to quickly measure the multimeter values from the desired points. The measur...interest. - Two Level access for Creator and User - Store the Tested results in a database by serial number. - Prioritise the test points based on historical data. The Bluetooth Multimeter with Android Eclipse SDK will be provided.
...of mobile applications, so he can develop an App for iPhone/iPad that controls all the speakers of my house that use bluetooth and that are of different brands. The application is to make all the speakers of the house that use bluetooth play the same music at the same time in sync. I have a party this coming Saturday, September 8 and I need this application
...for an Android developer to write a quick BLE 2.0 application to control a BLE 2.0 device. Requirements: Must use BLE 2.0 not 4.0 Create a button to connect to a static bluetooth name with a static password Create 2 buttons - Payload 1 and Payload 2 on the app's home screen When you press Payload 1 it sends a hex string of: 413D4C0D0A to the connected
Looking for an iOS developer to write a quick BLE 2.0 application to control a BLE 2.0 device. Requirements: Must use BLE 2.0 not 4.0 Create a button to connect to a static bluetooth name with a static password Create 2 buttons - Payload 1 and Payload 2 on the app's home screen When you press Payload 1 it sends a hex string of: 413D4C0D0A to the connected
...for size reference Attached some info / calcs for the above. Steps and milestones will be: 0. Sourcing the NRF52DK, I2S microphone 1. Program for mic and NRF52 to record voice 2. Program to save recorded data to SD card as byteStream 3. Program to send data from SD card to BLE target device 4. Add battery and charging circuit for testing 5. Build
you must be able to test from an external device. i have the working app that runs on this macbook. i need you to build a little program for the mobole that communicates to the app on the mac which does not run on mobile. i need this done very soon. i will send further requirements, not many, if you want this gig.
you must be able to test from an external device. i have the working app that runs on this macbook. i need you to build a little program for the mobole that communicates to the app on the mac which does not run on mobile. i need this done very soon. i will send further requirements, not many, if you want this gig.
I need someone who can develop a small Android app that reads a PDF file from a Url and print it to a Bluetooth printer paired to the smartphone. Other programmer has already done: 1. Create the PDF 2. Store it in a Url (IIS server) using ASP.net What is needed to do is: 1. Create an Android app (compatible from 5.1 +) that is running in “background”
As part of a digital transformation project, an app (iOS and Android) featuring a chatbot and Bluetooth service (API provided) is required. The system provider will need access to the user data through a database.
Features: Make a video / Zoom in/ Zoom out/ Change the Camera / Remote camera / Increase more visual field/ Prefer photo effects For Android system, please confirm no bug! You can reference to the APP- BT Shutter Pro.
...from the board and sensors and send it to an android device over bluetooth 4. Writing software for all the above in Arduino IDE 5. PCB layout of the final board Measuring the power consumed is the most important aspect of this project hence someone who has worked on a same/similar project would be preferred. I will be available for building the board
Android App according to the finalized mockup (15 pages in total) shall be programmed. Essential features: - bluetooth communication to an embedded system running on the background of the Android app shall be implemented. Information contained in BT-messages and order of information exchage shall be discussed and finalized with the Freelancer. - application
i have a working progr...characteristic are used. The characteristic will allow central devices to subscribe -Your device is assigned as a peripheral device that connects to my central via Core Bluetooth - Each button much correspond to a value that your characteristic changes. The value here is a string of the numeric values 1-6. EX: let value = "1"
i have some requirements that require the device to communicate to the mac via bluetooth. i need help solving this. will send requirements after checking your profile :]
Design and develop an android app to communicate(via Bluetooth) with our custom hardware device. The app needs to respond to an SOS button pressed on the device and share location of the device with emergency contacts. Also, OTP based authentication needs to be incorporated to enable only authorised users to connect with the hardware devce.
I want someo...pdf. everything is explained in the chart. However, as I drew in the attachment file, we need a simple app that contents 2 pages. One to connect the app with the ESP32 by Bluetooth and the second page to adjust the five scheduled times. The app needs to work on ISO and Android. Also, the app interface needs to be by the Arabic language.
I am looking for an experienced embedded firmware engineer / software developer that is helping me with writing the firmware for a project based on Nordic NRF52 (main mcu/Fanstel BT832), mpu9250 (incl. DMP), vs1011e/vs1053b (mp3 decoder in slave setup), SDcard/flash storage (FATFS), capacitive touch (msp430 I2C) and vibration (TI drv2605L). All basic
Low range Tx Rx system that can send commands to more than 3 nearby Rx. Rx should be able to recognize the most nearby Tx. The use of the NRF is recommended.
I currently have a Sparkfun ELM327 connected to RPi & 7" touch screen via 5V breakout board. Unfortunately, all of the DIYs are using bluetooth, and I purchased a kit that uses a cable directly to the OBDII. I've tried to go through multiple DIYs, and they don't seem to work w/ my setup. Someone suggested I write an independent Python sketch, but it's
...Focus, C-Max, Transit. Year 2013-2018 -- Code standard -- Code shall be written in C and be well commented in English -- Documents -- * All documents for example VAW OBDII interface format or similar used to parse OBDII shall be send to us * List of test vehicles -- For testing -- * ELM327 with bluetooth communication is recommended for testing OBDII
Print form on Zebra ZQ520 Bluetooth printer from android app. Ref links: [login to view URL]
...high-power switching, regulating, and PWM; sensor integration, and Bluetooth (BLE) implementation to communicate with a yet-to-be created iOS/Android app. You will be working solely with me, and as such, your experience and design advice will be highly valued and influential for the project. Although the first deliverable will be a schematic/PCB design
LusioRehab has developed a special Bluetooth motion sensor (called LusioMATE) to gamify physio exercises for children with disability. We have developed a Unity Plugin for our sensors that makes game developing very easy. The plugin handles all network and Bluetooth stuff and provides you with some clean game inputs. So you just need to focus on the
So apparently no one makes this. Is it possible. Bluetooth pen support was available in Android M. Would want to start a kickstarter with some people to get it going.
