PCB Layout projects — HireLancer archive

ID / Date Listing

St link help with pin out

Need help with st link pin out

Connect 2 channel PWM with 2 L298N stepper drivers 12V, and 2 6 wire motors VEXTA PK264A2A-sg18.

Connect 2 channel PWM with 2 L298N stepper drivers 12V, and 2 6 wire motors VEXTA PK264A2A-sg18 2-PHASEone with direction control, second turn CW or CCW 1. Need...

HL-33134485

Translate Documents from Chinese to English

I have an operators manual for a machine i purchased in China. I need an accurate translation made of this document. Includes maintenance manual and electrical...

HL-33131400

PCB design engineer

Need a hardware / PCB design engineer for a project To start from schematic diagram till building the pcb and hardware help

HL-33126534

I need a PCB Designer

I am looking for a freelance to help complete an ongoing project. The Schematic is almost complete but we are looking for help with the PCB layout. We are worki...

HL-33126280

I need an electronic engineer

I need a basestation made with a cellular module, or a cellular module, or a satellite module itll also have a xbee network as an data input.

HL-33123872

Electronic Circuit Design

I just need a little help building a circuit, having a little trouble & need some advice!

HL-33123810

Review new PCB design/components for best practices & power efficiency

I have produced a new schematic and PCB design based upon components in stock, power requirements, and size. The board has a ESP32-S2 MCU, and drives a 5V 4A da...

HL-33123238

Cnc kontrolörü

cnc kontrolörü istiyoruz program ve kontrol kartı . 3 eksen ve bir adette spindle çıkışı gerekiyor. windows 8 ve 10 da çalışmalı. hazır gömülü sistemler olabili...

HL-33122870

Arduino NANO + OLED +2x POT --> 2x PWM out

Simple project - connect two buttons, two potentiometers and oled LCD to regulate 2x PWM output. Duty 50% (adjusted in firmware), button for enable/disable PWM...

HL-33120494

Various updates to existing PCB design + review circuit design (KiCad) -- 2

Description An existing PCB design must be reviewed (schematics+PCB layout) and the physical layout of the PCB must be adjusted. See tasks below for details. Ex...

HL-33120352

PCB Designer using KiCad

I'm looking for a PCB designer for my project. I have already the schematic on KiCad with the foot prints and 3D models. The circuits contain electromagnetics (...

HL-33118971

we need electronic bulletin

Hello, I need to make an electronic bulletin that I could contain pictures, short or medium bullet points. I need it as a template so I can use later. I would l...

HL-33118472

AUTOMATIC SCHOOL BELL SYSTEM

I require Arduino coder for design and source code design. For my automatic school bell system in that we have ttp 229 4 x 4 touch keypad and ds3231 for etc ole...

HL-33114613

Small EasyEDA Project

Need a wireless BT headphone with amplifier, battery and usb charger. Need to be able to order the boards on easyeda. Rough dimensions must be considered to fit...

HL-33114456

PoE-Board with CPU

Need a board with Ethernet, USB, PoE and a reasonable modern processor. The Olimex ESP32-POE-ISO almost would do the job - but has the wrong form factor. And I'...

HL-33112479

Custom PCB/circuit design Programming Delhi/NCR preferred

To be taken seriously, read the project description carefully and completely. We can handle the Mechanical design (we have a company with product design and dev...

HL-33112448

LED PCB Design and simple sketch (Arduino DUE)

Freelancer Requirements; 1: Must have knowledge of Arduino DUE (ARM) Hardware capabilities. 2: Must be able to code simple Arduino sketch demonstrating finished...

HL-33111848

Embedded MQTT Modbus Gateway

Collect Data from Modbus RTU , Modbus TCP/IP and Physical Digital Input , Analog Input and Temperature Input and send it to MQTT based IOT Platform with scallin...

HL-33110528

Custom PCB/circuit design Delhi/NCR preferred, video meeting only

We need someone who can design custom PCBs and embedded systems, sensor-controller-actuator, IOT systems. Being able to program the controller and IOT skills ar...

HL-33106840

I need help with working code and don't know where to start -- 2

I am a college student in an electrical engineering class, for a project we are to design a custom circuit with a function, I have decided to design a kind of a...

HL-33106802

I need help with working code and don't know where to start

I am a college student in an electrical engineering class, for a project we are to design a custom circuit with a function, I have decided to design a kind of a...

HL-33106753

Pressure Sensor - Custom Signal

I'm looking for a pressure sensor 24VDC, 4-20mA. But I want to add/change the analogue so it also carries a sensor ID. It will have a 0.5 sec pause, then 0.5 se...

HL-33105692

PCB design work esp_gyroscope_oximeter circuit

PCB design will share reference schematics and bom need to find alternative components (which are not in stock) deliverables: gerber, bom, design files(editable...

HL-33105434

Design a PCB with ESP32

I need a PCB to control 12v LED strip using a slider potentiometer. The main controller needs to be ESP32 based because I need to send and receive data to a MQT...

HL-33104506

Soldering different electronics together

I have a server i am building, the power supply is a combination of multiple power sources. I have been soldering them together but need help with this. Looking...

HL-33102613

PCB design of 1-wire, I2C, RS485 + firmware

A PCB functioning as a converter from I2C and 1-Wire to RS485, as well as the firmware for the MCU controlling this.

HL-33099976

PCB Layout -- 2

We have developed a demo system using an ARDUINO MEGA2560. We now require a PCB layout of this design. Final deliverables include Circuit Diagram, Component Lis...

HL-33098228

SGP30 Custom Circuit Board Design

Design a circuit board for a small sensor (SGP30) on a 10mm x 20mm board. The edge of the board will have 8 pads to solder pins to, spacing at 2.5mm (like a nor...

HL-33096937

PCB Board (Physical & Digital) & APP iOS Emulator NFC / RFID

Hello, the project to develop is a NFC / RFID emulator for use in a bracelet, the project would focus mainly on the stages, PCB development and app for iOS. Ano...

HL-33093961

W2 Update schematic redesign & more

I need a PCB schematic redesigned for a WiFi compatible microcontroller. Then a new firmware needs to created. Next I need 5 boards manufactured, programmed, &...

HL-33093569

1-w to RS-485 signal converter with buffer memmory and command structure - incl. firmware

We use the Maxim sensors with 1-w databus and transfers a series of such sensor data to a buffer memmory, from where the data must be collected via a RS-485 mod...

HL-33092551

PCB Hardware Design

PCB Design as per files provided

HL-33091701

PCB Design - Current Sensors

Need to design a PCB to read 100 current sensors and send the data by wifi

HL-33091613

Smps designer

We need battery charger 48v/15A & 72v/15A together

HL-33091489

Electronics Manufacturer

We need to design & manufacture a reverse vending machine,

HL-33089979

hardware engineer designers

ok we need a hardware dac i found the perfect chip thinking of using sbc to host dac it will be network slave

HL-33089166

Checking and fixing a stm32f407vet circuit

I have a designed pcb and schematic for a stm32f407vet6. Twin can, 2 usart. Board is 2.5cm x 2.5cm but the system is not oscilating. The 25mhz oscilator shows s...

HL-33089044

CC2640 based BLE device

Need help with developing firmware for CC2640 based chip, it has 2 switches, 2 LEDs and 1 temperature sensor

HL-33088921

Fulltime Electronic engineer

IoT Based Startup company is looking for an Electronics Engineer with Strong knowledge in Electronic circuits and Arduino, ESP, and other microcontroller progra...