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Bluetooth Beacon For Advertisment WHITOUT App Needed

I need a bluetooth beacon who transmits advertisment notifications around it.Who walks near of it, will receive a notification in its IOS or Android mobile.If this person accepts open the notification, he will be linked to an advertisment URL (Maybe text or an image could be opened).Most important is, this person no need to have any special App installed. We can use common App to receive notificatios as Chrome or other standard.Device could be powered by 220V charger but no…Full Description

Convert Android BLE Protocol (RxBle) To IOS Ble Protocol (RxBluetoothKit)

Provided Android app is a Showcase app for understanding how BLE works for M365 (Xiaomi scooter).Android App Repository:: [login to view URL](i am the owner)Please Check the README, and review the code.The iOS Proj Specification::Lang: SwiftStructure: 2 UI, 1 Manger (M365Manager), 1 Callback interface (M365Listener)Others are same.Full Description

Bluetooth Connectivity For Gps Receiver

Hi,I have this GPS receiver [login to view URL] on this board: [login to view URL] I need to add a bluetooth module with microcontroller and configure/program it (I am open to suggestions but the ESP32 seems suitable, for example this one: [login to view URL]) to extract the ublox raw measurement data from the receiver and send it via bluetooth to the mobile app. Please provide me with an estimate of the work.Full Description

Mobile Omr System

a mobile phone based optical mark recognition(OMR) system which is used for automatic checking of the user response sheets. It exploits prior information about the OMR sheet layout, which helps in achieving high speed and accuracy. The system incorporates following interdependent modules: (i) computer vision and image processing; (ii) computer communication and networking; (iii) database and (iv) user interface. The back end is developed in Python and OpenCV library while the front end is made using HTML and Android. The…Full Description

Custom Firmware For ESP32 - WiFi And BT

ESP32 Module ProjectGoal: To write custom code for an ESP32 module that allow it to be used as a slave device to both deliver JSON packets AND allow pass-through Bluetooth Serial communications. Hardware:We have a custom PCB which incorporates the ATmega2560 and all support hardware. We have a header with RX/TX/SPI and I2C, +5, +3.3 and GND that a CUSTOM designed PCB will interface an ESP32 module like the ESP32-WROVER. The RX/TX we are using are Hardware Serial3 from Arduino…Full Description

I Need An App

IOT developer, automation and iOS app CCTV VoIP I/O iOS app Raspberry Pi Who can help?Full Description


We are looking to get some help setting up our esp32 to transmit hid instructions via bluetooth. We would like to emulate a keyboard and mouse.1. You must have an esp32 already2. You must have a PC with bluetooth3. You will deliver code that can be flashed into the esp32 that types:"Hello World" to the keyboard, via the bluetooth4. Said code can also control the mouse and make it move in the shape of a…Full Description

Develop Bluetooth LE Software

We need a software for the communication with a specific Bluetooth LE device.Full Description

BlueNRG-2 Firmware

I need someone to help with the development of firmware for BlueNRG-2 system on a chip from STMicroelectronics preferably in Keil uVision. The system will comprise two BlueNRg modules and a smartphone application as described in the document. More detailed description can be provided upon request!Full Description

Nordic Firmware Programming Expert(2)

I have completed schematic design for medical device. Freelancer should have rich experience in Nordic BLE firmware programming since design involves BMD 330 module. Schematic design and firmware flowchart were attached. I need completed firmware with sufficient comments. You need to send me updates everyday. Freelancer who has project history relating Nordic firmware programming will be relevant. You need to be clear the flowchart by 100%. Please let me know if you have anything unclear. Send me proposal for milestone…Full Description

Smoke Detector

NB-IoT MQTT Firmware/Hardware, PCB design, Prototype, Mobile AppFull Description

Connect Hardware To Existing IOS Application

We are looking for help connecting our existing iOS app to hardware. It is a POS application that already works with Epson printers, but we are looking to connect it to Magtek bluetooth enabled card readers and label scanners like Motorola, Inatek and Teem.We're looking for a local (USA) developer as it will be tough to ship the hardware overseas for testing etc. so if you're overseas, please only bid if you have access to the following hardware.Reader: Mag-Tek 21079802…Full Description

TI CC2541 Programming

We need a pulse generator, controlled by Android and iPhone.Range from 1 Hz to 1000 Hz, pulse width = 0.1 msec.The pulses are ordinary, double or PWM. We will give detailed instructions if we agree.The Mobi application controls the generator, both the frequency and the duration of the pulse generationFull Description

BMD350 - Embedded Programming

Multiple slaves (BMD 350 -custom board ) should be connected with one central module( NRF52832 - Holy IoT). Self test should be incorporated. eg. slave 1 , slave 2 , slave 3 ... slave 12 will be coded to the custom boards. Send command will find all slaves.Full Description

Bluetooth Low Energy Beacon Technology

Seeking writer With 2+ Years Experience in Bluetooth beacon technologyWe’re seeking a freelance writer with 3+ years in beacon technology to write copy to optimize our website to generate more inquiries for our company we work for.Ideally?you’ve been writing professionally for at least 3 years? and have knowledge in Bluetooth beacon technology. English is your native language, and you have been previously published on sites like Arduino and raspberry pi.Responsibilities include:? Writing 2-3 blog posts per week. (Well provide topics…Full Description


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