IoT GSM Switch Development & Prototyping

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I'm seeking an electronics engineer to develop a simple IoT switch with GSM functionality and data storage capabilities.

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DESCRIPTION

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The project will put all parts together in a 3D enclosure that will provide external access to the SD and the SIM cards, the Output ethernet connector.

The Input ethernet cable will not be detachable.

The components will be standard modules/breakouts, described at the end as OPTION-1 and OPTION-2.

The project consists in:

- Providing 3 of those modems, completely tested and fully functional.

- Provide all schematics for the connections, the PCB containing the parts and the CAD for the enclosure.

- Provide the Arduino code for testing the LEDs, GSM, DNS, Ethernet, RS232... etc.

- Provide an Arduino demo example where the modem listens the TCP/IP traffic going across the switch and, when being requested (the computer will send a json request to the modem using its DNS), connects over GSM with a remote server using HTTP and requests a [login to view URL] that will then be stored in the SD memory.

Please check the attached block diagram: "[login to view URL]"

By being granted the project you agree that the full ownership of the project, code and any material belongs to me when having released the last milestone.

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IMPORTANT:

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The GSM must be a 4G one that works in Europe!!

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PAYMENT:

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The project budget is a fixed price. The costs of the components and delivery will be paid extra on top of this project price.

* I am paying two milestones for the design: 50%when I get the example code done (requested in the description): you show me in an online meeting, and 50% + the cost of the components and the delivery are paid AFTER having received the 3 prototypes.

* That means, that you have to order the components at your expense (about $ 100), mount the boards, test them, show me in an online meeting (then i pay you 50%) and then send to me the boxes to get the rest 50% and all components + transport expenses. I work like this since the beginning, you can see my reputation in Freelancer.

* But please, you need to be very confident and commited: i am only paying the first 50% after I see the boards at your place and you show me the example code WORKING on them. If you fail or retire, I will not pay any conpensation.

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OPTION 1:

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* GSM module: [login to view URL]

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OPTION 2

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* ESP32: [login to view URL]

* [login to view URL]

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FOR BOTH OPTIONS:

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* Micro SD memory card: [login to view URL]

* Embedded 2-ports switch [login to view URL]

* Eth-SPI converter: [login to view URL]:pcDetailTopMoreOtherSeller,scm-url:1007.40196.404796.0,pvid:1285704b-2727-46a2-b9ac-3f9ddd8142d1,tpp_buckets:668%232846%238112%231997&pdp_npi=4%40dis%21USD%214.90%211.96%21%21%2135.59%2114.24%21%4021038e1e17333202354116521edc89%2112000034551360233%21rec%21CH%212034764679%21X&utparam-url=scene%3ApcDetailTopMoreOtherSeller%7Cquery_from%3A

* Some Eth cat5e short cables: [login to view URL]

* RS232 output: [login to view URL] (later will be connected a usb-RS232 cable to the computer, like this one: [login to view URL])

* 2 x LED RGB diffused: [login to view URL]

* 1 x digital temperature sensor module for monitoring internal temperature in the enclosure, like [login to view URL]

Layout PCB Arduino Design de Circuito HTTP

ID do Projeto: #38866534

Sobre o projeto

28 propostas Projeto remoto Ativo em há 4 semanas

28 freelancers estão ofertando em média $255 nesse trabalho

macroenergy

With a comprehensive background in your project's target areas such as digital motor control, analog design, electronic design and embedded systems, I am excited at the prospect of bringing my skills to your IoT GSM sw Mais

$245 USD in 7 dias
(111 Comentários)
7.1
mairajali11

With my extensive experience in Arduino, Circuit Design, and PCB Layout, I am confident that I am the ideal candidate for your IoT GSM Switch Development & Prototyping project. Over the course of my 8-year career, I ha Mais

$248 USD in 2 dias
(79 Comentários)
6.3
HarimohanG

IoT GSM Switch Development? Say Less—I've Got You Covered! Hi, I came across your project for developing an IoT switch with GSM functionality and data storage capabilities, and this is exactly what I specialize in. Wi Mais

$300 USD in 7 dias
(8 Comentários)
6.2
Adeel2k14

I am an electrical engineer with over 6 years of experience in PCB design and firmware development. I have designed up to 8-layer PCBs, including mixed-signal, high-speed digital, and power converter designs. I also ha Mais

$250 USD in 7 dias
(48 Comentários)
5.7
markoa7

As an electronic engineer specialized in converting ideas into reality through meticulous design, I'm confident that my services are the missing piece in your IoT GSM Switch project. With my expertise in PCB Design & D Mais

$248 USD in 7 dias
(6 Comentários)
5.0
Mahihassi

With a background encompassing multiple aspects of electronics engineering, I assure you that selecting me for this IoT GSM Switch Development & Prototyping project would be an astute choice. My Master's in Embedded Sy Mais

$248 USD in 7 dias
(13 Comentários)
4.8
salmanramay98

Hi. I have gone through detail and you want mini portable internet like device . I have worked with all the devices that you want to use. I can help in firmware + pcb design. I have designed ESP32 ,arduino , PICO cust Mais

$248 USD in 7 dias
(9 Comentários)
4.7
rashidamjad

Dear Paul, I am excited to submit a proposal for the development and prototyping of the IoT GSM switch you are seeking. Your detailed description and component list provide a clear roadmap for the project. Before pro Mais

$250 USD in 8 dias
(2 Comentários)
4.5
electronicsdone

Best IoT GSM Switch Development Expert! ⭐⭐⭐⭐⭐ Hi, I am confident I can help you develop and prototype the IoT GSM switch with all the required functionalities and components. With over 10 years of experience in embedde Mais

$250 USD in 2 dias
(12 Comentários)
6.3
manusharma2992

As an experienced electronic engineer and proficient in circuit design and PCB layout, I believe I'm the perfect fit for your project. With over five years of experience, I have honed my skills in working with a wide r Mais

$266 USD em 1 dia
(2 Comentários)
3.9
danielgrapher

Hi, I can do what you need, code and card if you like, with a 60% advance payment. You can check my portfolio, my advantage is that I have a laboratory and material available, like most of the components I use, improvi Mais

$248 USD in 7 dias
(2 Comentários)
3.4
Ahmedkamal568

As an electronics engineer with a penchant for IoT and embedded system design, I'm more than ready to tackle the challenge of developing your GSM switch. Leaning on my vast experience with technologies such as Arduino, Mais

$250 USD in 5 dias
(1 Comentário)
1.9
durjoytalukder11

I am excited to submit my proposal for your IoT switch project with GSM functionality and data storage capabilities. With extensive experience in embedded systems, industrial automation, and IoT development, I am confi Mais

$248 USD in 15 dias
(1 Comentário)
1.0
hunzlausairg5

I am pleased to submit my bid for the 3D enclosed modem project as detailed in your specifications. I am confident that my expertise in electronics design, embedded systems, and programming aligns with the requirements Mais

$248 USD in 4 dias
(0 Comentários)
0.0
marshad11

Hi there, I am confident that I can deliver the IoT GSM switch project you're looking for. I will design and prototype three fully functional modems, integrating the GSM module, ESP32, SD card, Ethernet components, an Mais

$248 USD in 7 dias
(0 Comentários)
0.0
artakharutyun7

I am an electronic engineer with over 8 yrs of experience. I am familiar with PCB design, and confident in helping you.

$248 USD in 7 dias
(0 Comentários)
0.0
Muhammadahsan783

With a solid 5+ years of experience as a PCB Designer, specializing in cutting-edge tools such as Proteus, KiCAD, EasyEDA, Eagle, and Altium Designer, I am perfectly poised to tackle the complexity your project require Mais

$248 USD in 7 dias
(0 Comentários)
0.0
hmo95

Hello This project sounds intersting to me and I have more than 7years of experience in pcb design and industrial electronics development. I can do this design for you. Looking forward to your positive response.

$248 USD in 7 dias
(0 Comentários)
0.0
sajidm23

As a seasoned professional in PCB design and development, I'm confident that I can deliver the robust IoT GSM switch you're envisioning. My experience of over 6 years in the field, including proficiency in Arduino, Cir Mais

$248 USD in 5 dias
(0 Comentários)
0.0
ElectronicsMust

Dear Client, I am Avi Gupta, an experienced electrical circuit design expert with over 10 years in hardware design and IoT system integration. I am truly excited about the opportunity to assist you in developing a sim Mais

$300 USD in 2 dias
(0 Comentários)
0.0