ESP32 Lora Shields

It’s required the design of two shields for TTGO ESP32 Lora device ([login to view URL]).

Shield #1: Soil Moisture Sensors: This shield is required to control three soil moisture sensors.

Shield #2: Valve control: This shield should control two solenoid latch valves

All the components must be SMT except for cable connectors which should be KF301 type or similar.

All the components in the TB6612FGN and ADS1015 breakouts represented in the attached schematics should be directly on the new Shield PCB, here are the links of the schematics as a reference:

- TB6612FNG: [login to view URL]

- ADS1015: [login to view URL]

- LM2596: [login to view URL]

Both PCB must be squared shaped the smallest size possible with 4 bolt (M4) holes on each corner. Neither should be larger than 12x12 cm

The design could be developed in any electrical software, and the deliverables files must include:

-3D model, STEP or parasolid file

-Board and schematic design in PDF

-Original files

-Eagle .brd and .sch files

-GERBER Files for manufacturing

-BOM List xlsx file

The project will be paid in two phases:

-Phase 1: The design is approved by us.

-Phase 2: The design is approved for manufacturing by PCBCart or PCBWay in China. For these the freelancer should help with any doubt or requirement from the factory.

Skills: Electrical Engineering, Electronics, Microcontroller, PCB Layout

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About the Employer:
( 4 reviews ) Stgo, Chile

Project ID: #16936377

Awarded to:


Hi i have well experience in the CAD tool i have used Altium,Cadence Allegro Tool see my profile and portfolio Thank you

$333 USD in 10 days
(49 Reviews)

18 freelancers are bidding on average $545 for this job


Dear Sir, I am an highly skilled board designer who has over 17 years experience on complex, multi layers PCB design. I can provide you with service from schematic entry to PCB Layout.I can also provide the prototyp More

$750 USD in 10 days
(113 Reviews)

Hi I am experienced PCB designer with more than 8 years of experience. I have completed a number of projects on ESP32 . Please get in touch to discuss it in detail Regards

$700 USD in 10 days
(241 Reviews)

Hello from Bulgaria. I am a professional hardware designer from Europe. We are one of the firsts teams with esp32 projects. I can start work immediately. Professional Eagle CAD designer. I worked in [login to view URL] More

$350 USD in 5 days
(68 Reviews)

Hola puedo ayudar con su proyecto hablar en español es mas util puede ver mi portafolio para ejemplos de trabajos, en una semana lo puede tener listo, cuento con fabricantes de PCB en China de muy alta calidad y bajo c More

$555 USD in 10 days
(52 Reviews)

Dear Sir! I am very interest in your job as an experienced PCB designer. For 10+ years, I have been working in this field. Specially, I have an essential skill to design the PCB likes your job I checked carefully t More

$666 USD in 10 days
(33 Reviews)

Hi, Client I have almost 8 years of experience in development of products including the custom electronics. I am an Electronics and Electrical Design Engineer with the areas of expertise in Embedded System, product More

$555 USD in 10 days
(44 Reviews)

Hi Sir, We have read your project and can design you very aesthtic pcb boards. we also give very good price for pcb manufacturing , it shall be lower than pcb way or pcb cart. Lets talk to us and we will mass produc More

$250 USD in 15 days
(39 Reviews)

Hi, I read your project description. Your project is really interesting to me and i can do it correctly. I will do my best to complete the project perfectly. Let's discuss the details. Thank you. Okamoto. T

$555 USD in 10 days
(47 Reviews)

Hello there! Hope you doing good! If you still need this to be done, be sure to contact me. Lets make something awesome! Greetings!

$500 USD in 30 days
(34 Reviews)

Hi, Thank you for the detailed description of project. I have worked on ESP32 board with soil sensors programming and PCB design. I understood your all requirements. I have Orcad and Altium software for PCB designi More

$740 USD in 10 days
(24 Reviews)

I can help you with this PCB design as I work on ESP32 projects. My PCB design team has a vast experience in industrial PCB design. Please feel free to contact me and visit my profile.

$666 USD in 15 days
(4 Reviews)

A proposal has not yet been provided

$277 USD in 14 days
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$666 USD in 10 days
(1 Review)

I propose a guaranteed quality, I currently have experience with NXP, Arduino and ESP32 microcontrollers. I also have advanced experience with touch screens, servomotors, CD motors, sensors, etc. I have a wide range of More

$444 USD in 10 days
(3 Reviews)

Hello, My experience in the embedded R&D field would make the best candidate for the job. I know that this would be my first project on the Freelancer platform, but don't let the fact that i have no reviews yet, foo More

$666 USD in 15 days
(0 Reviews)

Hello! I got acquainted with your task and it's clear to me. I am ready to work on your terms and fulfill this task. Sincerely, Igor.

$388 USD in 10 days
(0 Reviews)

I can submit a high quality product. You can be confident on my professional services. Are you planning to go into production using PCBCart ? Or would you use them for prototypes ? I think the PCB can be done using t More

$750 USD in 15 days
(0 Reviews)