微控制器 工作与竞赛

A microcontroller refers to a small computer on a single integrated circuit consisting of a CPU, clock, ports and memory. These chips are designed for small or dedicated applications. They are used in engine control systems in cars, medical implants, remote controls, power tools and toys. Your business may need help with designing microcontroller chips. You can find such help in the form of freelancers willing and able to do microcontroller work right here. Simply post your job today to get started!
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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(HKD)
Arduino and stepper motor simple task Hello. we are looking to prove a proof of concept. We want to open and close a door with a stepper motor and a Arduino. The idea is tha we need to have the door to be safe. How can we make the steper motor to stop if some one puts their hand between the door and the frame? we cannot use IR sensor or anything on the frame of the door. I was wondering if somehow we can read when the motor is bee... 22 电子, 微控制器, 机械工程, 电機工程, Arduino Jun 17, 2018 今天6天 21时 $8932
STM32F103 RTOS Firmware Development (Keil + STMCubeMX) I am looking for a person to get the firmware for my PCB done, here is what I need: RTOS Can Bus USB Device (Vcom) Wake up and sleep on interruption Start your message with the text Truck Project PCB so I know you read the whole description 2 x UART comm 6 x GPIO control 2 x GPIO read 5 ADC read 2 x User button read Control 0.96" OLED I2C LCD (write code considering special characters, not ... 5 电子, 微控制器, 电機工程, 印制板布局, Arduino Jun 17, 2018 今天6天 20时 $1350
Project for Chris M. Hi Chris M., I noticed your profile and would like to offer you my project. We can discuss any details over chat. 1 C 编程, 电子, 微控制器, 电機工程, , Arduino Jun 17, 2018 今天9天 17时 $5887
Project for Bijan M. im making a PCB for ESP8266. i buy a lot of SP6201EM5-L-3-0/TR (Fixed Low Dropout Regulators(LDO) SOT-23-5 RoHS) Page: [login to view URL] I have other: LM1117MPX-ADJ (same but regulated). Page: [login to view URL] I wish use this for down voltage from 5v to 3v and i have questions about usage and wiring. and another questions and PCB making. Thanks 1 工程, 电子, 微控制器, 印制板布局, , 电路设计 Jun 17, 2018 今天9天 16时 $78
Longlight Firmware Hardware description Light source: 1 or 2 ledstrip SK6812 (similar WS2812) with individually adressable leds. Ledstrip can be RGB, RGBW or WWA (wharm white and amber) Length 1 m (144 leds) or custom specified Microprocessor control board: Teensy LC or alternative Resistive touch strip with two channels, connected to analog inputs of Teensy. Touch strip has same length as ledstrip. At each end of ... 8 C 编程, 电子, 微控制器, 电機工程, Arduino Jun 17, 2018 今天6天 15时 $1656
PCB Design, Analog Audio circuit expert, KiCAD to Eagle I'm looking for someone who is expert in PCB Design especially in Analog Audio circuit It's a simple circuit -Through hole converts to SMD -Reducing the noise of the circuit -KiCAD to Eagle I need someone professional who can improve the design I will provide you more details 12 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 17, 2018 今天6天 14时 $1287
arduino pcbdesign eagle need arduino mega 2560 eagle design 27 电子, 微控制器, 电機工程, 印制板布局, Arduino Jun 17, 2018 今天6天 12时 $1193
Electrical meter and control A card with a 16x2 LCD screen that sends data from the current sensor using MQTT and has remote relay control. There will be 3 internet connection protocols. - ENC28J60 will be used as a wired internet chip. - wireless ESP8266 or ESP8285 antenna chip can be used. (It can also be in the form of a ready-made module.) - Sim card and internet connection. The stm32f0 series will use a microprocessor.... 18 无线, 电子, 微控制器, 电機工程, 印制板布局 Jun 17, 2018 今天6天 11时 $3556
intruder system using pic or arduino System need to generate alarm when any motion or movement detected by it during specified [login to view URL] should send sms to specified number when it detect movment. 22 C 编程, 电子, 微控制器, C++编程, Arduino Jun 17, 2018 今天6天 8时 $32
Create a pattern plot for an output signal taken from an antenna array. It is desired to create a pattern plot for a signal received by a matrix of 8 antennas. The signal is processed using Root Music to determine the reception angle of the useful signal, and for beamforming   is used MVDR. The simulation is created, the signal must be taken over and entered into a pattern plot. 9 电子, 矩阵及数学软件, 微控制器 Jun 17, 2018 今天6天 4时 $283
Panasonic Firmware Looking for Panasonic Telephones firmware 5 电子, 微控制器, 电機工程, 印制板布局, Arduino Jun 17, 2018 今天6天 1时 $1691
Arduino Programming & hardware making Hi, I want to get some electronic 7 seg displays made, assembled with Arduino Uno (we shall provide material), then get an Auduino Program made to run this. 23 电子, 微控制器, Arduino Jun 17, 2018 今天6天 1时 $143
Drone Schematics/Files needed I need a copy of the Schematics and board files that was used for the 3DR Solo drone. If you have parts of the schematics (gimbal..... carrier board...ESCs) please let me know and a price to obtain them. For private use only. I may also be interested in the BOM file as well. 6 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 17, 2018 今天6天 $2527
OBD2 with GPS/GPRS device OBd2 with GPRS/GPS device, firmware and demo webserver included 1 电子, 微控制器, 印制板布局, 电路设计 Jun 16, 2018 Jun 16, 20185天 18时 $1743
I need an expert on Arduino, Micro-controller and GPS I need an expert on Arduino. I need the microcontroller to calculate the distance between two coordinates chosen from 1 gps local and another remote. and display the distance in a Display. More details to be provided to preferred freelancer 24 C 编程, 电子, 微控制器, 电機工程, Arduino Jun 16, 2018 Jun 16, 20185天 15时 $251
4 Channel IoT Based PCB Prototype Board Design and 2 Sample Design This project is based on Iot. We need a fresh pcb design which is unique and well tested with prototype. if any one interested on my project contact us .yes if you are not sure how you can or half knowledge , dont west time. 16 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 16, 2018 Jun 16, 20185天 14时 $312
Pythia: Arduino Firmware / Libraries / APIs This project is the ARDUINO PROGRAMMING MILESTONE ONLY for a broader project described below. Given the information below, please describe how you'd complete this task, how many hours it will take you to complete, the duration it will take you to complete the task (10 hours in 1 day, 7 days, 14 days...), and your rate. __________________________________________________ We're developing ... 2 C 编程, Javascript, 微控制器, Arduino, API Jun 16, 2018 Jun 16, 20185天 13时 $149
Design and Manufacturing of BLE Based PCB Hi, We are looking for someone who can design and develop BLE based PCB. This will be used for a IoT based product. Please refer attached file for more details. Tasks To be done: 1. Schematic Design 2. layout 3. Embeded Software Design [login to view URL] For Manufacturing 5. Debugging and final Delivery Please share detailed costing 8 电子, 微控制器, 电機工程, 印制板布局, 产品设计 Jun 16, 2018 Jun 16, 20185天 10时 $4094
Modulation the SI446x Transceiver or RFM24W Hello, I need help with the modulation of my transceiver. I want to create a new header file with Wireless Development Suite and paste it into my library. Since I'm still relatively new to programming, I'm not sure what steps I need to take in this regard. To what extent, for example, something has to change in my own code. 4 C 编程, 电子, Verilog / VHDL, 微控制器, 电機工程 Jun 16, 2018 Jun 16, 20185天 9时 $1231
Ardunio Project with GPS and SD card, PCB design. Project is to help me develop a board layout that connects a GPS and SD card modules directly to a ATMEGA328P. Then assist with the programming of the Arduino chip. This is a educational project for myself. I am looking to learn skills during the development process, so I would like to work closely, watch and ask questions. If you wish to work alone without questioning do not bid on this project.... 29 电子, 微控制器, 印制板布局, Arduino, 电路设计 Jun 16, 2018 Jun 16, 20185天 9时 $1320
PC And App Based Instrumentation And Control 1. We need the intern to develop from scratch a PC Based Control and Instrumentation setup integrating the hardware and relevant software to control electrical components (motors, sensors, electrical panels, etc). 2. Integrate the setup for Remote access and Remote monitoring over the internet. 3. Integrate back-end services with Mobile App based on front end needs. 4. Work with the team to manage... 4 电子, Mobile App Development, 安卓, 微控制器, 电機工程 Jun 16, 2018 Jun 16, 20185天 4时 $808
Build a linux/windows based Simple Program - To Read /Erase/Write data off Smart ic Chip/emv chip card reprogrammed using SDK to Read Write EMV IC Card. HI THERE I NEED EMV CHIP BANK CARD WRITER /READER SOFTWARE THAT CAN BE USED WITH MSR 206 IC chip and magnetic stripe or any other similar reader card encoder reader writer new model of MSR I am in need of the software asap as my company currenty is havin g issues with employees and their id cards. We are using the emv chip data to check and see the employees whereabouts in the companies building... 3 C 编程, 电子, 微控制器, 电機工程, 电路设计 Jun 15, 2018 Jun 15, 20184天 12时 $1122
Build Blue Tooth Controlled Motor and Display Need to have a blue-tooth controlled motor and display, where motor controls tension of a friction brake. Levels 1 - 15 of tension. System previously created, just need to replicate. 1. Identify and purchase: A. 6 v electric motor. B. blue-tooth unit. C. Digital counter. D. Printed Circuit board. E. Reed Effect Sensor. 2. Assemble system, solder PCB. 3. System must transmit data t... 32 电子, 微控制器, 电機工程, 印制板布局, 低功耗蓝牙(BLE) Jun 15, 2018 Jun 15, 20184天 10时 $4403
alarm with motion sensor for vehicles Looking to develop and produce an autonomous (battery powered) compact alarm for vehicles that will simply trigger a siren when provoked. must have arm/disarm wireless feature (RFID or Blueooth or fob etc) 31 电子, 微控制器, 电機工程, 印制板布局 Jun 15, 2018 Jun 15, 20184天 8时 $9605
Build me a software that works on an ATMEL at89c51 ic to make an automatic drill machine Hello everyone! I am a Delhi based manufacture of LPG gas stove burners. To make a LPG burner a lot of manual labour is required and I want to move away from it with the help of an automatic machine that drills multiple holes in the burner. I have a circuit board ready and all i need now is a Program that will work in the ATMEL ic. The program should be able to change number of holes according to ... 17 C 编程, 电子, 微控制器, 电機工程, Arduino Jun 15, 2018 Jun 15, 20184天 1时 $382234
MICROCHIP and ARDUINO voice commands Hello, I am trying to use my existing C ++ code for Microchip and transfer it to my existing Arduino code for the 110VAC DIMMER LIGHT and FAN. I already have the MICROCHIP DIMMER working but need to control by VOICE (alexa or google) maybe we can use [login to view URL] for more info please let me know! 22 C 编程, 电子, 微控制器, C++编程, Arduino Jun 15, 2018 Jun 15, 20184天 $1868
电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 14, 2018 Jun 14, 20183天 19时
Composite video to HDMI converter design (electronic design HW+SW) Dear Sir/Madam For unique project, we need to design our own composite to HDMI bridge converter. its going to be a part in a big electronic PCB, therefore we look for a design/drawings/layout cosiderations/software interface from someone who already did that or know that well. its a good "stand alone" task, so we found that fits to www.freelacer.com. it can be done by 2 parts digitize t... 5 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 14, 2018 Jun 14, 20183天 14时 $6601
Project for experts in Raspberry PI I am looking for experts in Raspberry PI. Please check this link. [login to view URL] this project is to control two servo motors to allow a webcam to pan/tilt while tracking a face in real time using the raspberry pi If you are expert , please bid. Thank you 28 C 编程, 电子, 微控制器, 树莓派, OpenCV Jun 14, 2018 Jun 14, 20183天 4时 $4482
Arduino, Partsim and design of sensors etc design of sensors, op amp etc and make them on partsim. arduino coding is also required. it is basically an open book test i will send questions to you and you have to reply them. 3 questions out of 5 are required. 21 电子, 微控制器, 电機工程, 印制板布局, Arduino Jun 14, 2018 Jun 14, 20183天 1时 $205
PCB Revisions Our current PCB is designed to control four strings of addressable Leds over WiFi using a NodeMCU ESP8266 V2. Works well, but could be better with a few changes. --- Revisions --- - It uses a logic level shifter to connect the 3.3 V ESP data ports to 5 V Leds. We found that there are two sizes of shifters and it is difficult to know what you will get when ordering. A second set of pin holes 2.54... 27 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 13, 2018 Jun 13, 20182天 18时 $927
Power regulator/UPS and AV distributor circuit for Raspberry Pi I need a circuit designed for a Raspberry Pi that contains the following: Voltage regulator receiving +12V DC input and outputs +5V DC. The +5V DC will power a Raspberry Pi and should contain a UPS circuit using either battery power or capacitors (preferred). Upon +12V DC loss, the battery should power the Raspberry Pi for ~5 minutes and a signal should be sent to the Raspberry Pi over either an ... 14 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 13, 2018 Jun 13, 20182天 15时 $1538
PCB expert needed. needed circuit design expert. i have diagram and can support main functionality. 28 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 13, 2018 Jun 13, 20182天 12时 $188
ev conversion software development We convert internal combustion powered vehicles to battery electric power. We need someone to write the systems control software as well as integrate to the specific vehicle to power the stock instrumentation, typically CAN BUS communication. 11 工程, 电子, 微控制器, 软件构架, 电機工程 Jun 13, 2018 Jun 13, 20182天 12时 $322
MANAGE ALL MY ESP8266 WEB-SERVERS WORLDWIDE! I am looking to recreate this project to able to manage all my Web-Servers esp8266 globally from anywhere in the planet. The company called WEAVED is not anymore , but the migrate to [login to view URL] for more info to see what I want to accomplish please visit the link and let me know if we can do this on the GL-INET router so I can connect all my esp8266 devices an remotely control them from a... 6 C 编程, 工程, 微控制器, C++编程, Arduino Jun 13, 2018 Jun 13, 20182天 12时 $495
电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 13, 2018 Jun 13, 20182天 9时
Build me an NPK Sensor I am looking for someone expert in sensor technology. The proposed sensor(s) is/are to be able to measure the concentrations of Nitrogen, Potassium, and Phosphorous in wet soil. The sensor(s) should be able to be integrated into a. microcontroller. A specially skilled instrumentation engineer with experience in designing and building sensors is most appropriate. Further details can be shared on wa... 4 工程, 电子, 微控制器, 电機工程, 电路设计 Jun 13, 2018 Jun 13, 20182天 7时 $1711
ARDUINO SIPMLE 2 Roatry encoders I need a code that will read information from 2 rotary encoders (GND common) and pull up resistor, both change the same number (different "step": first increment by 1, second increment by 10) The value should be displayed on I2C lcd. Simple code that will work reliably... I have built something but was not reliable... see attached.. 34 C 编程, 电子, 微控制器, 电機工程, Arduino Jun 13, 2018 Jun 13, 20182天 4时 $55
simulation and coding of HC05 and RN42 Blutooth in Proteus I need to control 3 motors via Bluetooth using atmega 328 microcontroller or on arduino mega/uno board. only need simulation and code file. Experienced persons bids only mentioning in proposal past projects done if any. 30 电子, 微控制器, 低功耗蓝牙(BLE) Jun 13, 2018 Jun 13, 20181天 23时 $204
develop hardware using Aurdino I want to develop few Arduino based project and custom hardware 46 电子, 微控制器, 软件构架, 电機工程, Arduino Jun 12, 2018 Jun 12, 20181天 23时 $793
Firmware design I need firmware for a card I created. Use Rk3328 (processor), sim7500 (4g / gps), mpu9250 (accelerometer), ov5647 (camera), qca9377 (wifi / bluetooth). 4 电子, 微控制器, 电機工程, 印制板布局 Jun 12, 2018 Jun 12, 20181天 18时 $856
Embedded C project with nRF52 I am working on a nRF52 project where MPU-9250 is connected with i2c interface and (ssd1331) display will be connected via spi. Project Details Initial Setup: Once the device is connected, mobile will pass struct data to do initial set up. This data will be: • Name of device: 15 Chars long • Unique ID: A uuid • Current Time Device Name and unique id will be stored in some ... 24 C 编程, 电子, 微控制器 Jun 12, 2018 Jun 12, 20181天 17时 $5157
C Code for MSP430 Target Board linked to (3) LS7366R Counters IC via SPI This the project needs to be composed on latest release for IAR SystemsEmbedded Workbench (download is with KIT from Texas Instruments). The MSP430F2013 CPU has 16-bit RISC architecture that is highly transparent to my application. Result: C code written for MSP430F2013 Target Board from Texas Instruments (part number MSP-eZ430D), detachable part of eZ430-F2013 Development Tool (Web Site: [login... 8 C 编程, 算法, 微控制器, 嵌入式软件 Jun 12, 2018 Jun 12, 20181天 17时 $1523
Raspberry PI Compute Module 3 Simple IO Board I require a simple I/O board for the raspberry PI compute module 3, a full schematic must be provided. Please only bid if you have experiance with the compute module. Basic requirements 6 to 20V (or similar) input 4 x single USB 2x LAN 3x USB Power LED Reset button connected to GPIO Each USB port must be able to power high draw devices >500ma Dimesnions and basic layout will be provided to t... 17 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 12, 2018 Jun 12, 20181天 13时 $3430
dc input variable switching bench power supply regulator hello i have 12v 10a dc input source i need switching regulator, output 0-24v 0-5A pls do not give this bid from pakistan or india for more detail please contact with me 17 工程, 电子, 微控制器, 电機工程, 电路设计 Jun 12, 2018 Jun 12, 20181天 10时 $1805
Electric Vehicle Charger PCB Control Board with PLC and GSM Modem Integration over OCPP 1.6 Protocol Dear All, we are Renewable Based company, Now we are looking for support in Design and programme with Integration of Electric Vehicle Charger PLC with Ocpp 1.6 Protocol and GSM Modem. Kindly connect to me at underline details. Regards Dharampal 8 电子, 微控制器, 电機工程, 印制板布局, 电路设计 Jun 12, 2018 Jun 12, 20181天 6时 $2256
Specialiser in ARDUINO Code Hello, We are looking for someone who can code in ARDUINO, specifically with using external inputs like photocells, biometrics, temperature gages etc. The person would be hired on an hourly rate or project based, who we can call upon, who lives in Sydney. For your info, we are a music & sound studio located in Millers Point (Sydney CBD). Look forward to hearing from you. Thanks! 35 C 编程, 电子, 微控制器, 电機工程, Arduino Jun 12, 2018 Jun 12, 20181天 1时 $117
6502 and Z80 project I have old 6502 and Z80 gaming motherboards, see some following project about that. 1. I have one Z80 game hex (Program) file, I need someone explaining and disassemble that program/code. 2. I have 6502 games files, how to make them in non-copiable? means no one can copy from EPROM. 3. Its possible to convert all 6502 and Z80 boards games for Normal Computer means games can play in a normal comput... 2 C 编程, 电子, 微控制器, C++编程, 汇编 Jun 12, 2018 Jun 12, 20181天 1时 $4906
build plc logic for lifting of 4 hydraulic jacks synchronously at a step of 0.5 mm we need to lift 70 ton weight using hydraulic jack at 4 four points. we cannot afford any tilt or twist while lifting, therefore the hydraulic system is plc controlled. I need to have a plc logic and a hmi interface with it. 26 工程, 电子, 微控制器, PLC 与 SCADA, 电機工程 Jun 12, 2018 Jun 12, 20181天 1时 $803
OCPP 1.6 Charging network software We are a small EV charging network. We are looking for a cloud based OCPP V1.6 server to control, analyse in field OCPP compliant chargers. We also need to handle validation from the charger when a person flashes and RFID, or Credit card or unique ID of the vehicle is read by the charger. the system will also need handle billing of individual charges and account charging and one off credit card ch... 3 无线, 电子, 微控制器, 电機工程, 网络管理 Jun 12, 2018 Jun 12, 20181天 $3571
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