电子 工作与竞赛

Electronics is the branch of science and technology that makes use of the motion of electrons for accomplishing some tasks like information handling or device control. If your business is about electronics engineering and electronic circuits, then you will not have much time to focus on engineering aspect of your business. You can easily outsource electronics engineering to capable and willing freelancers as a matter of routine. Post a job today to find your electronics talented freelancer!
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项目/竞赛 描述 竞标数/参赛作品数 技能 已开始 结束 价格(CNY)
Build me a heliostat Need to build a sun tracker using stepper motor with arduino and raspberry pi as communication port... 2 C 编程, 电子, 微控制器, 电機工程, Arduino Jun 22, 2018 今天6天 23时 ¥1150
Nodal Reduction Of Power Network Models In Power Factory DIGsilent (software) Network reduction in connected grids is one of the prime goals in power engineering field. The task is to implement " Ward Equivalent Method" & "REI Method" separately on the provided system. Files are given below. File to operate: "paper weber [login to view URL]" (It will open within DIGsilent software) About the file: It's a network of multiple connected g... 1 电子, 电機工程, 电工 Jun 22, 2018 今天6天 21时 ¥756
Write SPI slave for attiny84 in C++ Need an SPI interface for an attiny84. It will be used to send an encoder count to the master on request. Intend to be compatible with SPI library for Arduino (which will be the master) 10 电子, 微控制器, C++编程, Arduino Jun 22, 2018 今天6天 20时 ¥615
Oil supply from dimension technology make a dimension technology and get or produce oil supply from dimension technology 1 电子 Jun 21, 2018 今天6天 17时 ¥19130
Biometric Door Lock I am looking for someone who can design a Door lock that has a fingerprint scanner. I will be having a database of fingerprints, so when someone wants to open the door he/she scan the finger and the door electronics will push the scanned fingerprint to a central server and check whether the person is allowed to enter or not. 16 电子, 微控制器, 印制板布局 Jun 21, 2018 今天6天 14时 ¥1800
Python, 电子, 微控制器, Arduino, 树莓派 Jun 21, 2018 今天6天 14时
PIC/MCU Expert I am looking for PIC & MCU Expert. My requirements is to edit LCD display directly to bin or hex file. (Bin and Hex file shared). *** For example, I want to display "Welcome" on LCD. I will run your app and open bin/hex file to do. And then I will apply the text which I want. As a result, I will get bin or hex file with the changes. *** If you would understand what i want and yo... 10 C 编程, 电子, 微控制器, 电機工程, Arduino Jun 21, 2018 今天6天 14时 ¥916
Build me a SunSpec ModBus Simulator I would like to create a software that simulate an Inverter of Fronius, ABB, Schneider and SMA. All these brands use SunSpec ModBus protocol. I would like to have this software written on Python for Arduino or Raspberry PI. 8 Python, 电子, 微控制器, LabVIEW, Arduino Jun 21, 2018 今天6天 13时 ¥136
Complete Product Design in Altium including Schematic and PCBA with all output files/libraries/footprints/Bom/mechanical drawings ETC... Design based around GL3590 EVB Schematic BGA-289 , Cost effective yet Impressive electrical characteristics Expert Altium PCB/Schematic Design 95.5mm by 60mm 4 or 6 layer (FR-4) 1.6mm 1oz copper 5/5mil spacing 0.25mm min hole size Black PCB with White silkscreen and Immersion Gold Finish Complete Schematic needs to be created using of the shelf components (sourced through Digi/Mouser/Avnet/etc) Board needs to incorporate all of our specified Connectors /LED pipes and DC jacks (files for jacks will b... 12 电子, 微控制器, 电機工程, 印制板布局, 产品设计 Jun 21, 2018 今天6天 13时 ¥3821
Changes to Altium PCB project I need to make some minor changes to an existing Altium project and export Gerber files for production. 29 电子, CAD/CAM, 电機工程, 印制板布局, 产品设计 Jun 21, 2018 今天6天 13时 ¥2560
MCU/PIC Expert Hi guys, I am looking for an expert of MCU/PIC. My requirement is to edit LCD display directly to BIN or HEX file. I attached the files. I want a program for PIC. If you would expertise on PIC programming, please contact me. Thanks 9 C 编程, 电子, 微控制器, 电機工程, Arduino Jun 21, 2018 今天6天 13时 ¥643
configure 3d printer electronics Configure 3d printer board MKS SBASE 1.3 with 3,5" MKS TFT35 screen, wifi and filament run out system. ([login to view URL],searchweb201602_3_10152_10151_10065_10344_10068_5722815_10342_10325_10343_10546_10340_5722915_10548_10341_5722615_10696_10084_10083_10618_10304_10307_10820_5722715_10843_10059_306_100031_10103_10624_10623_10622_5722515_10621_10620,searchweb201603_32,ppcSwitch_5&algo_... 2 电子, 微控制器, 产品设计, 3D建模, Arduino Jun 21, 2018 今天6天 12时 ¥1525
Embedded Control Unit Programming We are looking for a on-going part-time hourly C programmer to maintain and enhance our product. The unit is an industrial embedded integration unit based on Arduino multi processors, industrial sensors, graphic display. The person must be proficient in C programming, understand industrial data collection and communication schemes. Strong understanding of electronics is desired. Prefer US based ... 19 C 编程, 电子, 微控制器, C++编程, Arduino Jun 21, 2018 今天6天 11时 ¥357
Embedded Control Unit Programming - 21/06/2018 15:12 EDT We are looking for a on-going part-time hourly C programmer to maintain and enhance our product. The unit is an industrial embedded integration unit based on Arduino multi processors, industrial sensors, graphic display. The person must be proficient in C programming, understand industrial data collection and communication schemes. Strong understanding of electronics is desired. Prefer US based ... 11 C 编程, 电子, 微控制器, C++编程, Arduino Jun 21, 2018 今天6天 11时 ¥338
Need Arduino Firmware developer for ESP32 We are in need of an arduino developer who can finish few pending functionality to existing firmware. Currently we have ported our code to platformio using arduino as base. We have a currently working firmware, however we need to add some additional functionality to it. It will be not major changes as most of the firmware is already ready. Major changes needed: 1. Add ESPNOW functionality to our c... 4 C 编程, 电子, 微控制器, Arduino, 低功耗蓝牙(BLE) Jun 21, 2018 今天6天 8时 ¥591
micro controller i' like someone to build a micro controller that has ESC with pedal assist sensor , Bluetooth 4.0, GPS. 25 电子, 微控制器, 电機工程, 印制板布局, Arduino Jun 21, 2018 今天6天 5时 ¥6719
Build a digital Measurement device It is a medical equipment meant to evaluate growth in pediatric age group, and give a digital assessment​. 7 电子, 电機工程, 设计 Jun 21, 2018 今天6天 3时 ¥912
circuit board for clock PCB design, schematics and layout needed for basic stepper motor function. Our goal is to have a designed circuit board that will be used to drive an Adafruit reduction stepper motor (or similar motor) at exactly 1 rpm. We currently use an arduino, with the reduction stepper, but would like to create our own circuit board as a more cost effective solution long-term which could possibly fit in a... 31 电子, 微控制器, 电機工程, 印制板布局, Arduino Jun 21, 2018 今天6天 3时 ¥2866
"Scale project" [load cell, HX711, ATMega16] = [UNO, GSM, SD] I need someone who can help me or is capable to teach me to build and code simple "Scale project" Scale project is made of - Scales (one to several units) - Scale controller (one unit) Scale is made of: - load cell - HX711 - ATmega16 It give read on request by scale controller. Scale controller is made of - UNO (chines arduino) - Power source (also powering Scale) - GSM modu... 16 C 编程, 电子, 微控制器, Arduino Jun 21, 2018 今天6天 1时 ¥1647
Write code for embedded application, Rasberry Pi3 integrated, i2C We are going to develop an application, with embedded firmware and Rasberry Pi3, with Linux UI. 24 C 编程, Linux, 电子, 微控制器, Arduino Jun 21, 2018 Jun 21, 20185天 22时 ¥7356
pcb reverse engineering i have at hand several pcb, all components already removed and scanned at printer i need someone who can re-design pcb %95 must be look same for more detail contact with me 21 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 20, 2018 Jun 20, 20185天 17时 ¥292
Electrical Engineer(High Voltage 10-20Kv System) We Require engineer that knows about high voltage 10-20kv. need validation and schematic I ordered the parts to do a test circuit ASAP looks like the Opto can be driven with 5vdc pulse 7 工程, 电子, 电機工程, 印制板布局, 电路设计 Jun 20, 2018 Jun 20, 20185天 16时 ¥78
Need help with simple photodiode circuit We have the circuit show in this article [login to view URL] The photodiode is the Digikey model 1125-106ND The JFET OPAMP is the AD820ANZ. Capacitance and resistance are shown in the diagrams. Problem The system is too sensitive, in full light, the output signal is saturated. Question What to add in the editing to decrease its sensitivity? 4 工程, 电子, 微控制器, 电機工程, 电路设计 Jun 20, 2018 Jun 20, 20185天 12时 ¥117
Design CB for firing 12 volts through a Hall effect Transistors one for each pot. My project that I have been working on for about a year off and on when I have the time. Is a 4 pot magnetic motor driven by a 12 volts I will send pictures. Let know if you have questions. Thank you Donnie 10 平面设计, 工程, 电子, 机械工程, 电機工程 Jun 20, 2018 Jun 20, 20185天 11时 ¥227
expert in motor control needed Motor control expert needed preferably an electrical engineer 29 工程, 电子, 电機工程, 印制板布局, 电路设计 Jun 20, 2018 Jun 20, 20185天 7时 ¥2407
Fixing the short ckt problem in Main Motherboard 3CCD Full HD Camera Control Unit I need the repair service to fix the short ckt problem in Camera Motherboard 1 电子 Jun 20, 2018 Jun 20, 20185天 6时 ¥742
Need VFD Expert for 3 Phase I need an electronic expert for coding and designing for 3 phase VFD for Induction motor. more details in chat please only bid if you have experience in this field. thanks 9 工程, 电子, 微控制器, 电機工程, 电路设计 Jun 20, 2018 Jun 20, 20185天 6时 ¥121
Matlab simulink and code file I want to have design attached schematics in simulink model and generate matlab code for my project. Only people having good hands on practice and can do in low price bid. Work should not take more than 2-3 hrs. In case needed few more showing some progress. 20 工程, 电子, 矩阵及数学软件, 电機工程 Jun 20, 2018 Jun 20, 20185天 6时 ¥188
Building a Prosthetic Hand 1 I want a prosthetic hand to be build for one of my relative that can move according to the mind signal, if you have experience in this, please bid with the methods brief details how you will do it, Please see this video what kind of thing I want. link: [login to view URL] 1 电子, 微控制器, 电機工程, Arduino, 3D打印 Jun 20, 2018 Jun 20, 20185天 5时 ¥2521
Altium PCB electronic design with tutorial I need a Altium tutorial for a 220 VAC PCB design according to the attached picture. Video or Picture based step by step explanation and I also need the altium files as reference. I can provide DXf and further details for layout and components during design process. 24 电子, CAD/CAM, 电機工程, 印制板布局, 电路设计 Jun 20, 2018 Jun 20, 20185天 3时 ¥1268
Relay Controlling through Website [login to view URL] on/off equipment and machinery by using relay and esp8266 chip from remote location through web dashboard . [login to view URL] on/off by setting sensor parameters like- temp and humidity sensor(AM2301). [login to view URL] facility like sonoff TH16 [login to view URL] Sharing facility and Timing schedules. 16 PHP, 电子, Arduino, Internet of Things Jun 20, 2018 Jun 20, 20185天 1时 ¥1244
interfacing dac using qsys in quartus i have a controller program and i need to read the output using DAC ....this should be done using qsys tool in quartus prime lite ...would be great if any one can help me with this 1 C 编程, 电子, Verilog / VHDL, 微控制器, 电機工程 Jun 20, 2018 Jun 20, 20185天 1时 ¥188
Design an electromechanical camera shutter for the PONF project The PONF Project ([login to view URL]) want to create a modular camera that bring together in a seamless, easy workflow photography and IoT. Ours is a (partially) Open Source project, and we hope to involve engineers or teams that may want to help us making the whole camera, continuing to cooperate with the PONF project after the completion of this small task. We are looking for an engineer that ... 8 工程, 电子, 机械工程, 编程, 树莓派 Jun 20, 2018 Jun 20, 20185天 ¥3961
Building a Prosthetic Hand I want a prosthetic hand to be build for one of my relative that can move according to the mind signal, if you have experience in this, please bid with the methods brief details how you will do it, Please see this video what kind of thing I want. link: [login to view URL] 1 电子, 微控制器, 电機工程, Arduino, 3D打印 Jun 20, 2018 Jun 20, 20184天 23时 ¥1624
Development of circuit diagram and PCB design using KiCad We are developing LCD display for our application, Basic concept and major component selection is done by inhouse team in order to expedite project we are looking for developer who will design circuit based on our brief and later design PCB for the same circuit for next stage.. PCB design has to be on KiCad 12 电子, 微控制器, 软件构架, 印制板布局, 电路设计 Jun 20, 2018 Jun 20, 20184天 22时 ¥862
Microcontroller 12V Led Project My electronics knowledge is very limited but I'm trying to build a light setup for a 12V car. I have six different lights that need to be able to flash or stay on continuously. The lights will be controlled by 12V SPST switches. 1. Two headlights that will either do alternating flashing or stay on continuously. 2. Two Fog Lights that will only do alternating flashing when the headlights ar... 31 电子, 微控制器, 电機工程, 印制板布局, Arduino Jun 20, 2018 Jun 20, 20184天 22时 ¥162
Design a Water Steamer Unit This unit is used in as Garment Steamer or Personal Portable Steamer. Design the complete unit for making Steam, which involve the Inner Circuit with Auto Shutoff functionality and the heating assembly too. Should be 1200 W capacity. Your job is to design only Heating Unit, where steam is generated, Water tank and supply and electronic circuit for that. User should be able to regulate the heat, st... 8 电子, 微控制器, 机械工程, 制造设计, 产品设计 Jun 20, 2018 Jun 20, 20184天 21时 ¥435
POWER DIAGNOSTICS BOARD Looking complete PCB development inclusive of simulation, source code, microprocessor programming, and Bluetooth App, schematics and Gerber file development and actual working pcb prototype along with aux board that will monitor input of up to 10 - 12v AGM batteries in series / 20 with aux board coupled to second battery bank which is parallel with primary which monitors bank(s) for under and ove... 9 电子, 微控制器, 电機工程, 印制板布局, Arduino Jun 20, 2018 Jun 20, 20184天 20时 ¥3067
PCB Designer I need an Altium PCB Designer for a small task. 39 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 20, 2018 Jun 20, 20184天 20时 ¥68
device engineer we need device engineer freelancers. you have to know about PCB. 22 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 20, 2018 Jun 20, 20184天 20时 ¥130
Design a PCB for my Solar Project Hello - I need to make a PCB that will have a total of 8 Solid State SPST relays, an Ardiuno nano (or similar functionality since I'm only using the digital pin functionality), 4 LEDs, and sturdy mounting connectors for a wiring harness to connect the following: Solar Power Wires, Lithium Ion 18650 Battery stack, Solar Battery Charger, Car Battery Charger, Wall Battery Charger. You could bui... 31 电子, 电機工程, 印制板布局, 产品设计, 电路设计 Jun 19, 2018 Jun 19, 20184天 20时 ¥3093
Calibrate 7 energy meters by wiring up at a high consumption cable CALIBRATE 7 ENERGY METERS We have 7 pcs of energy meters, type EH10-DIN Carlo Gavazzi . The 7 energy meters need to be calibrated. Not via electronic programming, but by wiring up at a high consumption cable. The readings need to be higher then they are now. The maximum which needs to be added is +- 20 000 kWh. The various 7 meters need different readings (which we will inform in detail)... 3 工程, 电子, 机械工程, 电機工程, 电路设计 Jun 19, 2018 Jun 19, 20184天 19时 ¥120
Design a PCB for my Solar Project Hello - I need to make a PCB that will have a total of 8 Solid State SPST relays, an Ardiuno nano (or similar functionality since I'm only using the digital pin functionality), 4 LEDs, and sturdy mounting connectors for a wiring harness to connect the following: Solar Power Wires, Lithium Ion 18650 Battery stack, Solar Battery Charger, Car Battery Charger, Wall Battery Charger. You could bui... 33 电子, 电機工程, 印制板布局, 产品设计, 电路设计 Jun 19, 2018 Jun 19, 20184天 18时 ¥7011
FPGA Design Implementation I am looking at an FPGA project using xilinx the project has very specific functions that i do not have the skills required to implement it myself sadly so i hope you can help with that. The project is for a crypto miner that can mine using the cryptonote algorithm Variant 1 i have chosen a model of FPGA as it has 100k logic gates and good memory i have estimated the solutions a second for this ... 8 C 编程, 电子, Verilog / VHDL, 微控制器, FPGA Jun 19, 2018 Jun 19, 20184天 18时 ¥2388
dds radio transmitter a fully configurable dds(digital direct synthesis) radio transmitter more than 2 watts detail with block diagram is given in the document 2 C 编程, 工程, 电子, 微控制器, 电機工程 Jun 19, 2018 Jun 19, 20184天 16时 ¥13169
Calibrate 7 energy meters by wiring up at a high consumption cable CALIBRATE 7 ENERGY METERS We have 7 pcs of energy meters, type EH10-DIN Carlo Gavazzi . The 7 energy meters need to be calibrated. Not via electronic programming, but by wiring up at a high consumption cable. The readings need to be higher then they are now. The maximum which needs to be added is +- 20 000 kWh. The various 7 meters need different readings (which we will inform in detail)... 3 工程, 电子, 机械工程, 电機工程, 电路设计 Jun 19, 2018 Jun 19, 20184天 14时 ¥1596
connecting and controlling devices in LABVIEW or Matlab Hello, I need someone who had experience before in connecting Keysight Osciloscope to labview or Matlab and can figure also how to control a motor there. What I'll be needing is just to get the motor to one place and make several steps according to the step size i make automatically while getting the data from the Oscilloscope on each step (Vpp) Please only write if you have experience with... 12 工程, 电子, 矩阵及数学软件, 电機工程, LabVIEW Jun 19, 2018 Jun 19, 20184天 12时 ¥1391
device engineer we need device engineer freelancers. you have to know about PCB. 24 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 19, 2018 Jun 19, 20184天 10时 ¥1066
FPGA video processing via HDMI in and out Hello I am doing a small project and am on the lookout for FPGA and software developer to work on a prototype. We are creating a product that is very similar to SmallHD monitors where we take a HDMI signal, process that signal and display that video signal plus overlays such as histograms, false colour and 3D LUTS. What we require for this prototype is the ability to turn these features off and... 7 电子, 微控制器, FPGA Jun 19, 2018 Jun 19, 20184天 9时 ¥5297
Arduino firefighting robot Arduino code for a bluetooth controlled firefighting robot. The code should allow control of robot movements, up/down function of servo and on/off of a pump connected by a relay module. 23 C 编程, 电子, 微控制器, 电機工程, Arduino Jun 19, 2018 Jun 19, 20184天 8时 ¥120
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