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BLE Card Project

$30-250 USD

Closed
Posted almost 5 years ago

$30-250 USD

Paid on delivery
Moto: Need to check the location of the card in zones with a long battery life of 2 years Design idea: Nordic nrf52 + key1 + Led (low power) + MCU chip (ultra-low power) + 2 x CR3032 Purpose: Need to make a broadcaster with the following parameters macid,uuid,temp,rssi,key_state, datetime Note: If the key is press long for 3 sec it will change a bit of key_state to 1 else show 0 Settings: Read DateTime from phone/uart and update rtc The set time interval of broadcast (default time interval is 1sec) Set UUID Set Sleep time will be set (say if time is set 07:00 14:00 then it should transmit between those interval other hours it should sleep) Requirement: Sch files Gerber files BOM Firmware development App to show the above data is got at receiving end
Project ID: 19277249

About the project

8 proposals
Remote project
Active 5 yrs ago

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8 freelancers are bidding on average $630 USD for this job
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Hello sir, I have experience in designing electronics circuits and can develop hardware compatible smartphone and PC based apps. I also have done a lot of IoT projects and can transform your idea into a fully working product. If you wish we can discuss details in chat. Thanks
$1,250 USD in 30 days
4.8 (45 reviews)
6.7
6.7
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Hi, I hope you are doing well. I have extensive experience in BLE based embedded projects using NRF51 and NRF52 module. I have understood your requirements and I can execute it in less possible time. Looking Forward, Khawaja
$1,000 USD in 15 days
4.8 (86 reviews)
6.8
6.8
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Hi there i have 5+ years experience with nrf52. I have made many BLE based low power high battery time. I can develop this project for you. Let me know if you are interested.
$1,000 USD in 30 days
4.8 (36 reviews)
6.4
6.4
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Hello, We have 15 years of work experience in manufacturing and have worked extensively in china, Apac countries and India. We have a team of Designing and Developing Electronics Projects and have good experience is designing Multilayer PCB with greater experience in the relevant field. Also you can see, Our past product experiences includes: - Communication products on (Bluetooth, wifi, gsm-2g/3g/4g with and without gps, Lora, sigfox) - Commercial products (fully automatic top loading washing machine with fuzzy logic, smart microwave over, BLDC fans and compressor drives for air conditioners, Led lightings-home down lights, smart bulbs and tube lights, solar street lights and high bay lights) - Automotive products (tire pressure management systems, obd2, Bluetooth for infotainment, ev charging stations, BLDC drives, Battery management systems) - Utilities (water flow meters and Energy Meters) We have a production capacity to support international quality standards of production. We hence request-fully submit our proposal for your evaluation and reassure you of our quality and promptness. We also are willing to sign a long term freelancer support contract for your future needs as well. Awaiting your response. Regards, Mihir
$1,111 USD in 3 days
5.0 (2 reviews)
4.7
4.7
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yes buddy, an easy project to handle,,,,u will get the best work accompanied with brotherhood,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
$100 USD in 3 days
4.5 (28 reviews)
4.1
4.1
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I DO NOT OUTSOURCE I have been a freelancer for the past 8 years, I believe that my experience and skill in this background will prove to be of great help to you. Contact me to discuss more on the details
$150 USD in 3 days
3.7 (5 reviews)
3.9
3.9
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I have experience in microcontroller with this type of communication by doing a lot of projects base on STM32 core and SIM900A. I also have done project smart home, connect and transmit temperature, humidity for my house and few houses in Viet Nam.
$277 USD in 13 days
0.0 (0 reviews)
0.0
0.0

About the client

Flag of SWEDEN
Stockholm, Sweden
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0
Member since Apr 18, 2019

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