Need an expert in audio, DAC, amplifiers, speaker
Need an expert in audio, DAC, amplifiers, speakers etc Should be familiar with chips like MAX98374 and i2s
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Simple ESP32 with IR transmitter
Build a simple PCB that can house the following module: ESP32-S3-WROOM-2-N32R8V Has a standard IR transmitter connected to one Digital output pin (not SMT but t...
Read moreControlling air flow through diffuser
There are number of diffusers. Want to provide full, partial, closed condition for diffuser in order to regulate the air flow. Require freelancer who has worked...
Read moreI need a circuit designer
I need a circuit which can do "weight"
Read moreSpeaker as Microphone Circuit
We need a professional (ideally field proven) circuit/schematic on how to use a typical ceiling speaker (8 Ohm NOT 70/100V) for talkback/intercom purpose. Of co...
Read moreFour wheel drive skid steer yard cart
We are currently designing a 4 wheel drive cart for yard use in transporting firewood around a property. It is to be a skid steer system, similar in function to...
Read moreElectronic circuit design to be created, with recommendations on how to build it
The input power is from uk mains 230V AC, which needs to be step-down to various DC supplies ranging from 12V to 5V in order to power multiple devices that can...
Read moreArduino mdb cashless -- 2
I'm looking for freelancer who have a strong knowledge in mdb protocol to communicate a vending machine with Arduino uno as a cashless device. All what I need i...
Read moreArduino Pogram Clean-up
We are a company specialized in overpressure systems that keep machinists in a safe working environment. To be able to do that we have a Controller that control...
Read moreNEED HVAC PLC PROGRAMMER
must have experience with HGRH (hot gas reheat) need to make a our own controll board for hvac unit that used for growing cannabis. 2 refrigeration solenoids (o...
Read moreEspnow esp32 arduino
Looking for a way to connect multiple esp32 together in a two way multi communication protocol
Read moreAutonomous mobile robot with gps and compass navigation plus obstacle avoidance.
Need the code for a project similar to the video in this link. https://www.youtube.com/watch?v=InE3uzmJxr8&list=PLh_ojl8FDxjdzec_Lk4whXYEuJqdPoA4u&index=7
Read moreImplementation of CAN CiA 402 in stm cube ide
I have a bldc driver with CAN Bus with CiA 402 protocol. STM32F446RE microcontroller is used to control the driver through CAN bus. Stm32 Cube Ide is used to pr...
Read moreHelp Programming ATEMGA4809 from Arduino IDE
I recently created and completed a project to replace the processor on a PCB with an alternate. This project is complete, and I have prototype PCBs ready to rec...
Read moreI am looking for an electronic engineer to develop Firmware and hardware for a personal project
Firmware and hardware development for security team 5.0 with coordination of tasks. I am looking for an electronic engineer to develop Firmware and hardware for...
Read moreDesign of Active Harmonic Filter (single module 30/60/90 Amp rating) , 3 Phase 3 Wire / 3 Phase 4 Wire.
This product is used to mitigate Harmonic Pollution in the Electrical System. It is also used for Active Power Factor Improvement. The literature of this produc...
Read moreBldc motor design
We want a free lancer who having sound knowledge of bldc motor design. Who can provide us solution for errors in our bldc motor with harware and winding
Read moreBuild an Arduino powered energy monitor
The project is to design and develop an Arduino based energy monitor to keep track of and monitor two separate powerlines. The main objective is to monitor when...
Read moreIR Glucometer in the form of Oxymeter
We want to build a IR Glucometer in the form of Oxymeter. Objectives: 1. writing code into arudino Micro controller, we need the script and working model. 2. Bu...
Read moreKubernetes and Rancher with Kafka
Kubernetes and Rancher with Kafka
Read moreUML State Machine C
We have a stream of Hex data that needs to be decoded and then a decision made on what to do next. The data is received as a single byte. A loop will be the rec...
Read moreConversion of project from Xilinx to Quartus
A complete color sorter Machine Firmware needs to be converted into Intel Quartus Project, The project contains IP Cores as well as softcore processor and the v...
Read morePlc programmer
Build 2 boxes which have predefined I/Os
Read moremodify the PCB design
we have a PCB using AT89C51CC03 MCU and now we would like to add a jtag port on the current PCB design to be able to programme the MCU online, let me know if u...
Read moreDesarrollo de Firmware y hardware para equipo de seguridad 5.0 con coordinación de tareas
Busco un ingeniero electrónico para desarrollar Firmware y hardware para proyecto personal. Ademas del desarrollo de la electrónica ha de saber coordinar difere...
Read moreModify existing firmware to interface sht30 sensor with PIC microcontroller.
The objective of this project is to modify existing firmware to interface sht30 sensor with PIC microcontroller. The existing firmware was written for HDC1080 H...
Read moreSTM MC SDK specialist to build a custom firmware for BLDC motor controller
We designed and built custom very reliable bldc controller board with STM32G431CBU6 microcontroller. We need to write a custom firmware with additional function...
Read moreEasyEDA Zoom session to make a few moderate adjustments to a prototype board. Add LiPo, Charging, etc
EasyEDA Zoom session to make a few moderate adjustments to a prototype board. Add LiPo, Charging, etc Required to be completed via EasyEDA and open to Q&A durin...
Read moreMount a Arduino Due to Windows 10 64bit PC NOW LONGER NEEDED
I need help installing Arduino Due broad to a windows pc. Nothing I seem to do works. Help if possible please. Sorry but no longer required. Would you believe i...
Read moreUsing C++ to run on microprocessor to control twin digital attenuators in parallel
Greetings, I'm looking for an individual to construct C++ to run on an Arduino Nano to control two digital attenuators (Peregrine Semiconductor PE43703) in para...
Read moreAdd Features to Existing Firmware/Embedded Code Base
We have a code base for an iot product. The code requires some features added to it. This project will include adding these features whilst maintaining the high...
Read moreprecision peak detection of voltage for photodiode
Hi. Attached a few spike from scope capture. Need at least 8 channels simultaniously. 1. how to get detect these with a precision of 1mV? 2. how to get the valu...
Read moreBuild me a BLE App for Arduino
It is a very basic app Just to send and receive data over bluetooth through Arduino I would also like to learn from the developer.
Read moreUpdate bomlist and pcb
Hello everyone, We want to check our bomlist mistakes, update parts and change measurement , please feel free to ask all information. They will be provided.
Read moreDemo Software Development for UHF RFID Reader
We want to develop a application/software which can communicate with UHF RFID reader development board. Development board consist PIC micro controller. From our...
Read moreIoT engineer needed
We have two tasks to be completed in this project, this small IoT system will be integrated into a bigger system that is controlled by PLC (24V). 1) SMS alert w...
Read morehex code for acer motherboard
I need to change an acer motherboard on a gaming machine but there is a 32 digit hex serial number in a config folder that pairs the SSD with the motherboard. I...
Read moreCreate Raspberry 3 automation software and GUI
The software must be able to read the values of three load cells and operate three solenoid valves via relays. The operation is as follows: The user sets a targ...
Read moreneed pcb board and firmware addaped from a PIC mcu to a Atmega
have a pcb board done and firmware but now the mcu chips are out of stalk so need to change to atmega looking at 2 small boards to change over
Read moreArduino Java echo server
Send a string to the arduino and have it returned
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