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Bluetooth and RS485 Expert -- 2

$15-25 CAD / hour

已关闭
已发布将近 8 年前

$15-25 CAD / hour

We are looking to build a product that utilizes RS485 communication and wireless transmittal through Bluetooth. The project will be involve successive development phases. Details will be provided through PM. Bidders will be required to provide a block diagram representing their ideas in achieving such communication. The first phase is required within two days. If you are not available to work on this project, please do not bid.
项目 ID: 10717601

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14提案
远程项目
活跃8 年前

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14威客以平均价$23 CAD/小时来参与此工作竞价
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Hello, Have a great day. We can assist you in developing the required hardware. Please feel free to contact us. Regards, Shahbaz.
$25 CAD 在10天之内
4.8 (71条评论)
6.9
6.9
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Hi, I have experience with RS485 as well as Bluetooth communication using Arduino. I would like to discuss the project in more details. Looking Forward, Khawaja
$21 CAD 在10天之内
4.9 (54条评论)
6.9
6.9
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Hi, I am an Electrical Engineer practicing for last 10 years in an R&D Organization. I have designed a number of products ranging from RF & Microwave circuits to digital circuits. i have experience in designing filters, couplers, LNAs, Amplifiers, antennas, sweep generators, function generators, VCOs, NCO and many more in the frequency range of DC to 2 GHz. i use ADS, HFSS, OrCAD, Eagle PCB and Altium for the design and development of the above mentioned products. I have designed circuits for Filters, Couplers, LNA, Amplifiers, Antennas, Bluetooth, WiFi, GSM, GPS, Sweep Generators, Function Generators, VCOs, NCOs, DDS, 555 timers, AM Modulators, Microcontrollers, EEPROM, Flash, Accelerometers, USB, RTC, Strain Guages, Opto-couplers etc. My area of expertise include also PCB Schematic and Layout Design, Antenna Design, PCB Prototyping and testing, Programming using LabWindows, LabVIEW and MATLAB, etc. Looking forward to discuss in detail. Regards
$20 CAD 在10天之内
4.8 (24条评论)
5.6
5.6
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Your demand: - RS485 communication and converting to wireless bluetooth - Work within 02 days - Based on previous work If you use a full-duplex RS-485, the block diagram is simple: <RS485> <---> <Bluetooth> If your use a half-duplex RS-485, the block diagram like <RS485> <---> <MCU> <---> <Bluetooth> MCU maybe your previous work. And <Bluetooth> maybe simple as HC-06 module
$15 CAD 在20天之内
4.8 (22条评论)
5.1
5.1
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i can do your job.
$24 CAD 在100天之内
4.8 (8条评论)
4.9
4.9
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Hello, I am embedded systems designer with over 15 years experience of designing products and would love to work on this too. As for achieving data communications through two mediums, we can use a micro controller with two UART's. Please contact to share and discuss the details of project. regards, Ali
$16 CAD 在40天之内
0.0 (0条评论)
2.7
2.7
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Hi have good experience with RS485 as well as BLE using nRF51 nordic. I have also used HC-05 bluetooth module. Please let me know what you want to make and do you have any requirement document as well as protocol document? Please share document for more clarity.
$24 CAD 在20天之内
0.0 (0条评论)
0.0
0.0
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A proposal has not yet been provided
$22 CAD 在2天之内
0.0 (0条评论)
0.0
0.0
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I used HC05 Bluetooth module for transmit temprature data, and io control data. Another project I write a stack for modbus with rs485. i used st1480.
$16 CAD 在10天之内
0.0 (0条评论)
0.0
0.0

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CANADA的国旗
Edmonton, Canada
5.0
37
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会员自3月 28, 2016起

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