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I need a compact two-layer PCB laid out in Altium Designer for an industrial-control product. The schematic is ready and centres on a microcontroller that must talk to the outside world through both RS485 and Modbus, so the board has to keep those differential pairs clean, properly terminated, and routed with industrial-grade robustness. The job covers: • Translating my finished schematic into a neat, manufacturable board outline that fits the mechanical envelope I will provide. • Placing the microcontroller, its support parts, and the required communication-interface circuitry while observing good separation between digital and noisy field lines. • Layer-stack definition, clear power/ground strategy, silkscreen clarity, and all the DRC housekeeping expected for a two-layer design. Deliverables I expect: 1. The complete Altium project folder (schematic and PCB files). 2. Fabrication outputs—Gerbers, drill files, pick-and-place data. 3. A concise BOM with manufacturer part numbers. 4. PDF plots for quick reference. If you can suggest minor tweaks—for example adding power-conditioning parts that help the RS485 driver survive a harsh factory floor—let me know; I’m open to experienced input. Once these files pass my review and the board house’s checks, the project is done.
Project ID: 40408733
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45 freelancers are bidding on average $183 USD for this job

As a seasoned electrical engineer with a master's degree in embedded systems and experience in the entire product development workflow, I firmly believe I'm the ideal person for your 2-layer industrial control PCB project. My proficiency in Altium Designer and my expertise in circuit design and PCB layout make me well-suited for efficiently translating your schematic into an organized, manufacturable board outline that fits within the provided mechanical envelope. I always ensure neat layer-stack definitions, clear power/ground strategies, and appropriately terminated differential pairs – critical components for maintaining robustness and minimizing noise in your industrial application. Moreover, my proficiency with various microcontrollers (including STM32 and ESP32 - which may be relevant to your project) enable me to place them strategically while efficiently separating digital and noisy field lines. This dexterity extends to considering enhancements like power-conditioning parts that aid RS485 driver performance under tough factory conditions. In all my work, attention to detail is paramount—I will provide you with a meticulously compiled BOM, Gerbers, drill files, pick-and-place data, and all necessary fabrication outputs. I am excited to merge my extensive skills in firmware development and IoT connectivity so that your microcontroller can aptly communicate with outside world through RS485 and Modbus.
$325 USD in 7 days
8.3
8.3

Profile : ---------- over 20 years of experience in PCB layout design. Expertise in EDA layout tools Pads & Allegro. Over 6 years of experience in Ethernet related layout designs with Electrical interface, Optical interface, PHY device, Switch, Processor, DDR, FPGA, Press-fit Backplane connectors, CPLD. Good knowledge on DFM, DFT and DFA Concepts. Exposure to Product development stages. Knowledge in High speed designs, signal integrity, EMI, EMC concepts. Sound knowledge on Component creation, Design Rule settings, Library management and Customer deliverables with documentation. Educational Background : ------------------------ Bachelor Degree in Electronics & Communication Engineering Layout tool supported : ----------------------- 1. PADS Layout 9.5 (Basic) 2. Pads VX2.1 standard 3. ORCAD PCB Designer 16.6 4. ORCAD PCB Designer 17.2 5. Eagle 6. Kicad 7. Altium Designer 21 Schematic tool supported : -------------------------- 1. Orcad Capture 17.2 2. Pads Dxdesigner VX2.1 standard 3. Eagle 4. Kicad 5. Altium Designer 21 Services Offered : ------------------ 1. Symbol Creation 2. Scheamtic Capture 3. Footprint Creation. 4. Place, Route ,Gerbers and TQ closure. 5. PCB Layout Review. Minimum Required Inputs : ------------------------- A top - level functional block diagram Schematic Netlsit BOM Mechanicals Impedance Information Current Consumption on each voltage rail. Target fabrication house - capability report
$250 USD in 10 days
6.5
6.5

Your key challenge is maintaining clean, noise-immune RS485/Modbus communication on a 2-layer PCB—without proper routing, termination, and protection, field reliability will fail. I have strong experience in industrial PCB design using Altium, including RS485, Modbus systems, and mixed-signal layouts in noisy environments. I have designed similar control boards with robust communication interfaces and production-ready outputs. I will create a clean 2-layer layout with proper differential routing, controlled impedance (as much as feasible on 2-layer), correct termination, biasing, and isolation from noisy lines. Power and ground strategy will be optimized, with added protection (TVS, filtering) for industrial robustness. All deliverables will include complete Altium files, Gerbers, drill, pick & place, BOM, and clear documentation. I can also suggest practical improvements for reliability in harsh environments. I am confident in handling this type of design and ready to deliver a clean, manufacturable board. Regards, Engineer Muhammad Usman
$140 USD in 5 days
6.8
6.8

HI, KINDLY READ THROUGH MY PROPOSAL I will deliver a compact, two-layer industrial-grade PCB layout in Altium Designer for your microcontroller-based RS485/Modbus control board — clean differential-pair routing with proper termination, robust power/ground strategy, digital/field separation, and full production-ready outputs. MY APPROACH ✅ Phase 1: Import your finished schematic, define board outline from mechanical envelope, strategic component placement. ✅ Phase 2: Optimized routing, stack-up definition, termination resistors, silkscreen, DRC/ERC cleanup, plus minor power-conditioning tweaks for RS485 robustness. RELEVANT PROJECTS • Industrial RS485/Modbus two-layer controller PCB (Altium, harsh-environment differential routing, proper termination and power conditioning — delivered first-pass success) DELIVERABLES • Complete Altium project folder (schematic + PCB) • Gerbers, drill files, pick-and-place data • Concise BOM with manufacturer PNs • PDF plots for quick reference QUESTIONS 1. Can you share the ready schematic + mechanical envelope files now? 2. Which microcontroller and RS485 transceiver are used? 3. Any specific board size constraints or preferred layer stack? Ready to start immediately.
$150 USD in 3 days
6.3
6.3

Hi, Hope you are well. It sounds like a great job and aligns with where I'd like to take my career. I'm eager to learn more. I have experience over the past fifteen years as a PCB Design Engineer at Global Engineering services and RWR Private Ltd. You can visit my freelancer profile page; https://www.freelancer.com/u/ahsanfreelancer7 I’ve been consistently committed to Specific goals, skills or traits the new job entails. Could we schedule some time to discuss about opportunity in more detail? I’d welcome the opportunity to learn more about the role and share how my skills and experiences would benefit you. I’m available to talk at any time. I look forward to speaking with you. Best, AHSAN ULLAH
$250 USD in 10 days
6.4
6.4

Hey there! I’m Alok, A PCB, Circuit and Mechanical designer with a passion for turning ideas into rock-solid, high-performance circuit boards. even expert on Python, C, C++ With nearly a decade of experience, I’ve tackled everything from compact consumer gadgets to complex industrial systems—always with a focus on precision, efficiency, and reliability. # Schematic & Layout Design – Clean, optimized, and manufacturable. # Component Selection & Library Management – No surprises, just the right parts for the job. # Reverse Engineering – PCB cloning, replication, and improvements. # Gerber, BOM & CPL Generation – Ready for seamless production. # DFM & DFA Expertise – Because great design means smooth manufacturing. # Multi-Layer, Flex, & High-Density PCB Design – Whatever the project needs. If you need a PCB and Code that’s efficient, reliable, and built for real-world performance, let’s chat. I’d love to help bring your project to life!
$280 USD in 7 days
5.8
5.8

Hello! I'm a highly skilled PCB Designer with over 10 years of expertise in delivering reliable and efficient PCB designs. I specialize in creating precision designs tailored to client's needs, utilizing top-tier design tools such as Altium Designer, Autodesk Eagle, KiCad, EasyEDA, Siemens PADS, DipTrace, Allegro/OrCAD, Fritzing and Proteus. My goal is always to ensure the highest quality and performance in every project. Core Expertise : • Schematic Capture & Layout Design • Component Selection & Library Management • Reverse Engineering (PCB Replication, PCB Cloning) • Gerber, BOM, and CPL File Generation & Manufacturing Support • Design for Manufacturability (DFM) and Design for Assembly (DFA) • PCB Design & Development (Single, Double, Multi-Layer, Flexible PCBs) Industries Served : • Medical Devices • Telecommunications • Consumer Electronics • Industrial Equipment • Automotive Electronics • Safety and Security Devices Why Choose Me? • Attention to Detail and Commitment to Quality • Strong Communication Skills & Client-Centric Focus • Timely Delivery & Flexible Approach to Meet Project Requirements I would love to help you with your next PCB design project. Feel free to reach out, and let’s discuss how I can bring your ideas to life! Best Regards, Utpal
$140 USD in 5 days
5.6
5.6

I can take your finished schematic and turn it into a compact, production-ready 2-layer PCB in Altium Designer, with a strong focus on industrial reliability and clean RS485/Modbus performance. I’ll handle component placement to ensure proper separation between MCU logic and field-side signals, then route the board with controlled differential pair practices (impedance awareness, tight coupling, minimal stubs) and correct termination. Power and ground will be structured for low noise—solid ground reference, clean return paths, and proper decoupling strategy. For robustness in industrial environments, I can also integrate practical improvements such as TVS protection on RS485 lines, fail-safe biasing, proper termination selection, and optional filtering or isolation recommendations if needed. Deliverables include the full Altium project (schematic + PCB), manufacturing outputs (Gerbers, drill, pick-and-place), a clean BOM with MPNs, and PDF documentation for review. The result will be a clean, manufacturable layout that passes DRC and is ready for fabrication without surprises.
$140 USD in 7 days
5.3
5.3

Hi, I’m a senior PCB design engineer with 10+ years in Altium Designer, having completed 120+ boards including 40+ industrial-control designs with RS485/Modbus, achieving first-pass fabrication success in 95% of cases and EMI compliance on the first test cycle in multiple projects. Approach ✅ I will import your schematic into Altium Designer and define a compact 2-layer stack with controlled impedance strategy, prioritizing solid ground plane integrity and return paths. ✅ I will place MCU and interface circuits with strict zoning between logic and field-side signals, applying differential pair routing rules for RS485 with proper termination and stub minimization. ✅ I will implement robust protection (TVS, biasing, filtering) and optimize power distribution (decoupling, bulk caps, ferrite segregation) for industrial noise immunity. ✅ I will finalize DRC-clean layout, generate fabrication outputs (Gerber, NC drill, pick-place), and produce a precise BOM with verified MPNs and assembly notes. Questions ✅ I need the mechanical enclosure constraints (dimensions, connector positions) to ensure accurate board outline and component placement. ✅ I need clarification on preferred manufacturers or cost targets for BOM optimization. Best, Yaroslav
$220 USD in 7 days
5.0
5.0

HI, I am an experienced electronics and PCB Design engineer, specialised in use of ECAD software such as Altium Designer, KICAD, EasyEDA, etc. for the the design of electronics and PCB. I will design your projects to meet your Requirements and the industry standard. I do all kinds of circuits such as Power delivery circuit, Sensor Integrated Circuits, wireless control, MCUs etc. I will deliver the following. The Schematics for your Design The PCB for the design Bill of materials(If needed) Gerber, Pick and Place and other manufacturing and assembly drawings needed. Full Support and consultancy till the project is done. Kindly send me message for my previous designs and also so we can discuss further on your project I look Forward to working with you. Best Regards, Abdur-Rafiq
$140 USD in 7 days
4.7
4.7

Hi, I can design your compact 2-layer PCB in Altium with a clean, manufacturable layout tailored for industrial use. I’ll ensure proper RS485/Modbus routing with controlled differential pairs, correct termination, and strong noise isolation. You’ll receive a fully organized project, complete fabrication files, BOM, and PDFs. I can also suggest small reliability improvements for harsh environments. Ready to start immediately. Note : Timeline depends on actual work design. Let's discuss about the project work.
$90 USD in 10 days
4.2
4.2

I will do:- Simple to advanced Circuit design and analysis using software tools such as KiCAD, Proteus, Altium Designer, Allegro, PADs, and Eagle My package provides the following services - Schematic drawings - Gerber files - Netlist generation - Pcb's - BOM generation (Professional BOM) - 3D Models of the Actual PCB - ECAD Library Administration I will also generate Gerbers on existing PCBs files
$250 USD in 10 days
3.8
3.8

Hi, I can take your schematic and deliver a clean, production-ready 2-layer PCB in Altium Designer. I’ll focus on robust RS485/Modbus implementation—proper differential routing, termination, and protection—while maintaining clear separation between MCU logic and noisy field lines. Power and ground strategy, placement, and DRC will be handled to ensure reliable industrial performance. You’ll receive the full Altium project, Gerbers, drill, pick-and-place, BOM with MPNs, and PDF plots. I can also suggest small improvements (e.g., surge/ESD protection, filtering) to enhance durability. Happy to review your files and mechanical constraints before starting. Best regards, Ahmed
$140 USD in 7 days
3.6
3.6

I have solid experience designing compact, industrial-grade PCBs in Altium, especially for systems using RS485 and Modbus communication. Your requirement for a clean two-layer layout with proper differential routing, termination, and noise isolation is something I’ve handled in multiple control-board designs. I can take your finished schematic and convert it into a robust, manufacturable PCB with proper grounding strategy, thoughtful component placement, and clear separation between digital logic and field-side signals to ensure reliable operation in industrial environments. I’ll deliver the complete Altium project, fabrication files, pick-and-place data, BOM, and clear PDF outputs, all ready for production. I can also suggest practical enhancements like surge protection, filtering, and power conditioning to improve durability on the factory floor. Do you already have preferred RS485 transceivers and protection components, or would you like me to recommend a reliable set based on your use case?
$140 USD in 7 days
3.6
3.6

Hello I will convert your finished schematic into a compact, production-ready 2-layer PCB in Altium, ensuring robust RS485/Modbus integrity and industrial-grade reliability. Confirmations • Import and validate your schematic → footprint/MPN consistency, ERC cleanup • Define mechanical outline per your enclosure (tight, efficient placement) • Clean partitioning: MCU + logic vs field/RS485 domain • Differential pair routing (controlled spacing, symmetry, short stubs) • Proper RS485 implementation: termination, biasing, fail-safe design • Solid GND plane strategy (low impedance return, minimal splits) • Power integrity: decoupling, bulk caps, clean routing paths • DRC-compliant layout (fab-ready, no surprises) Industrial Reliability Enhancements (proposed) • TVS diodes on RS485 lines (ESD/surge protection) • Common-mode choke for noise suppression • Robust connector interface + optional galvanic isolation (if needed) • Input protection / filtering for supply stability Deliverables • Complete Altium project (SCH + PCB) • Gerbers, NC drill, pick-and-place, fabrication notes • Clean BOM with manufacturer part numbers • Assembly + PCB PDF plots for review Quick Questions • Target baud rate / cable length for RS485? • Any isolation or surge standards to meet (IEC/ESD level)? • Preferred connector type / board thickness constraints? Once I review your schematic + mechanical limits, I’ll propose placement before routing to align expectations. Regards, Nichita.
$200 USD in 7 days
3.0
3.0

Hello, how are you? I specialize in industrial-grade PCB design using Altium and can deliver a clean, production-ready two-layer board that meets both electrical and mechanical constraints. I have hands-on experience routing RS485 interfaces with proper impedance control, termination, and EMI mitigation, ensuring reliable communication in noisy environments. I also focus on solid grounding strategies, isolation between sensitive logic and field signals, and practical layout decisions that pass manufacturing checks without iteration delays. You will receive a well-structured Altium project, complete fabrication outputs, and a precise BOM with verified part selections. I also review designs from a reliability standpoint and can suggest improvements such as TVS protection, filtering, and power conditioning where needed. I work efficiently, communicate clearly during layout reviews, and aim to get designs right the first time so they move smoothly into production.
$140 USD in 4 days
2.8
2.8

Hello, I’m an experienced PCB design engineer with over 10 years of hands-on work in industrial and mixed-signal designs using Altium Designer. Your project aligns very well with my expertise, especially in designing robust two-layer boards with reliable RS485/Modbus communication for harsh environments. I can take your completed schematic and turn it into a clean, manufacturable PCB that meets your mechanical constraints while ensuring: Proper differential pair routing and termination for RS485 Strong separation between logic and noisy field signals Solid power/ground strategy optimized for a 2-layer stackup Full DRC compliance and production-ready outputs Additionally, I can suggest practical improvements such as TVS protection, filtering, and power conditioning to enhance long-term reliability in industrial conditions. You will receive the full Altium project, manufacturing files (Gerber, drill, pick & place), BOM with MPNs, and clear PDF documentation. I focus on clean layout, reliability, and smooth manufacturing—so your board works right the first time. Looking forward to working with you. Best regards, Dong
$150 USD in 5 days
2.9
2.9

Hi, this is a good fit for my PCB and industrial interface experience. I have worked on microcontroller-based boards with RS485/Modbus communication, including differential pair routing, termination, and noise-resistant layouts for industrial environments. I can take your completed schematic and turn it into a clean, manufacturable 2-layer PCB in Altium. I will focus on proper placement, solid ground and power strategy, and clean routing to ensure reliable communication and robustness. If needed, I can also suggest small improvements like protection or power conditioning for better stability in real-world conditions. I can deliver the full Altium project, Gerbers, drill files, pick-and-place data, BOM, and PDF plots as requested. Please share the schematic and mechanical constraints, and I’d be glad to get started. Thank you. Jude.
$150 USD in 7 days
2.1
2.1

Hi client, Expert here Let's start immediately working. Looking forward to hearing from you soon. Best, Roger
$140 USD in 7 days
0.0
0.0

I have hands-on experience designing microcontroller-based boards with RS485/Modbus communication, including differential pair routing, proper termination, and layouts optimized for noise immunity. I can take your schematic and develop a clean, manufacturable 2-layer PCB in Altium. I focus on efficient component placement, strong grounding and power integrity, and tidy routing to ensure reliable performance. I can also recommend practical improvements such as protection circuitry or power filtering where beneficial. Deliverables will include the full Altium project, Gerber files, drill data, pick-and-place files, BOM, and documentation. Please share the schematic and any mechanical requirements, and I’ll get started right away.
$120 USD in 4 days
0.0
0.0

Hendre pada, India
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