Bluetooth is a short-range wireless communications technology standard that utilizes 2.4 to 2.485 GHz UHF radio wavelengths.

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    9 jobs found, pricing in USD

    ELM327 is a normal BT dongle. We need to pair-connect with a ELM327 Bluetooth dongle, and send / receive relevant configuration + data commands to it

    $20 - $167
    $20 - $167
    0 bids

    We are developing a bench top apparatus to dilute odourous sample with water at various dilution ratios. We are using an Android tablet as the user interface for the apparatus. This allows the user to enter the sample details and make their selections at various stages of the experiment. The string texts are sent to the Bluetooth port and then executed through the Arduino board. We will des...

    $355 (Avg Bid)
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    $355 Avg Bid
    14 bids

    • 2-way communication • Multilayered SMD • 18650 Battery + charging • Max 1uA stand-by, max 10mA talk • 3W audio amplifier • Open communication on touch (so no button) • Connect to each other on power up • auto-close connection after 30s (to Bluetooth idle mode) • NO Arduino/raspberry/Pi/ESP32 or other amateur stuff • BOM + Gerber files &...

    $818 (Avg Bid)
    $818 Avg Bid
    9 bids

    I need help with a quick project here! need help in troubleshooting using attifyos. 1. hcitool lescan show error message: set scan parameters failed: file descriptor in bad state (can not scan smartbulb led device) 2. wireshark and adafruit sniffer is unable to capture bluetooth attribute protocol - value and handler thanks

    $116 (Avg Bid)
    $116 Avg Bid
    4 bids

    We currently have an app that prints tickets for events using a SOAP web method. We need some ui updates and extra functionality added. The app in build in flutter and has native android components. The current printing functionality works, however, we would like tender screens added as well as loading symbols and printing lists. If you are unfamiliar with JPOS and have not worked with android b...

    $181 (Avg Bid)
    $181 Avg Bid
    7 bids

    I’m in need of an app that can track workouts, running, heart rate during workouts/running (if the user chooses), nutrition, and I want the app to have capabilities to be synced to the user’s doctor’s office to show a trend with exercise/nutrition to assist with preventative care for my nonprofit. Lastly, I’d like a “call to action” button so that the user can d...

    $26 / hr (Avg Bid)
    $26 / hr Avg Bid
    26 bids
    data entry 2 days left

    I need someone to submit some articles for me.

    $35 / hr (Avg Bid)
    $35 / hr Avg Bid
    19 bids

    x,y,z co-ordinates updated from mobile using bluetooth pyQT app, reads this and based on the points input draw a wireframe.

    $156 (Avg Bid)
    $156 Avg Bid
    4 bids

    Be sure you understand all details. You must have ESP32 devices for testing ! At least 2 devices ESP32 !!!! NO HARDWARE DESIGN REQUIRED ! We have 3 tasks: Task 1 - - - - - - - - - - Creating a full Bluetooth network for ESP32. (Bluetooth 5.0. ...distance range is required for more than 100 meters). We will test it outdoor. Network must have at least "Coordinator" and "End node&...

    $120 (Avg Bid)
    $120 Avg Bid
    7 bids

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