Adc 20ma jobs
I'm in need of a skilled electronic circuit and hardware engineer to help me with the design and selection of components for a project. The project involves the creation of a power supply, an analog digital converter, and a relay. Key Responsibilities: - Circuit design: I need h...particularly in circuit design and component selection. Experience with power supplies, analog digital converters, and relays will be highly preferred. This is an exciting opportunity for a talented engineer to contribute to an innovative project. I have an electronic pcb circuit, it is receiving emc noise. I tried to solve that part by making a 4-layer pcb, but it is still receiving noise. There is an ADC converter in the circuit, sometimes I also experience the problem of spontaneous shutdown. ...
I'm in need of a seasoned engineer to implement the Highway Addressable Remote Transducer (HART) protocol within a new RF control system. This protocol implementation will primarily serve to monitor Radi...- Ability to build a uP control system from the ground up - Extensive experience in device monitoring, end to end HART transmission and reception Understanding of both transmitters, sensors, and valve positioners in context with HART devices would be beneficial. Your role will be to develop a new control system, ensuring smooth and efficient communication with our primary RF components. The 4-20mA monitor is NOT required, just the digital. Please submit your bids and relevant experience. I look forward to working closely with you to perfect this integral part of our system ...
I'm in need of an experienced Android developer to update our Java-based app, originally designed for Android 5 KitKat, to work seamlessly on modern tablets. Key Requirements: - Improve User Interface: The project involves enhancing the app's existing UI. - Compatibility Upgrade: The current app is only compatible with Android 5 KitKat; the d...enhancing the app's existing UI. - Compatibility Upgrade: The current app is only compatible with Android 5 KitKat; the developer must ensure it functions smoothly on contemporary tablets. Additional Information: - The app currently consists of 6-10 screens or activities. - A new feature will be the integration of Bluetooth connectivity. -The app controls hardware via bluetooth, sends PWMs and reads ADC values and reads/write...
I'm looking for experienced circuit designer who can design sensing circuit for RTD temperature sensor. Sensing should be done by STM32F103 microcontroller ADC. There should be 8 channels for RTD temperature sensor. I need Schematic design and sample code to read temperature value. Only bid if you have experience with RTD temperature sensor.
...ESP32-C3FH4. ***This is for integration in an existing device that is currently utilizing a ESP32-C3 Supermini Dev Board Key functionalities should include: - Bluetooth connectivity - GPIO pins configuration - ADC Input - USB-C Female Plug - Serial TX and RX IO - Ten (10) GPIO functionalities This blueprint will serve as the basis of a prototype I am developing. As such, I'm seeking to partner with someone who is experienced and proficient in the following areas: ESP32-C3FH4 development and configuration including the following features: - Bluetooth connectivity - GPIO pins configuration - ADC Input systems - USB-C connection. - Serial Comms Please ensure your proposal reflects your ability to fulfil these requirements. Also please do NOT ask to conduct busine...
I would like to manage LiteSpeed Web ADC with API since I made a external control panel wrotten in PHP and what I would like to do is to use LiteSpeed Web ADC to manage user registration, user settings, backend IP, SSL certificates, user permissions, domains, etc... with my external panel. I am OK to use cPanel API if it is not possible to use LiteSpeed Web ADC native API. What I am asking to the freelencer is to set API endpoints for my needs which I said above. REST API are OK. LiteSpeed Web ADC is a Load Balancer. I am not referring to LiteSpeed Web Server which is another thing.
...in developing Mitsubishi PLC programs - Expertise in PID control system - Previous work with both analog and digital signals - Ability to deliver efficient and effective control systems I have a small test job that needs completing The plc Mitsubishi FX3G 14M & HMI E615 Will be controlling the heating and cooling on a small mixer There is analog input (PT100 temp probe) and pressure sensor 4-20ma Analog output to 2 inverters for speed control of mixer and small pump for emptying mixer with on/off and speed control on HMI All controls for Speed and heating and cooling to be on separate pages on HMI Heating and cooling on full pid control via HMI with all variable settings available on screen Date and time to be on each HMi page Page 1 Main menu Page 2 Producti...
...with two different approaches. Additionaly obvisouly a MCU will take place - as well as RS485 communication. Absolut main aspect is an accurate (in sense of stability, low noise and absolute value representation) K thermocouple element measurement. Two approaches are forseen - using the high precision MAX31856 as well as the AD8495 in conjunction with a 20-bit SAR and 24-bit SigDelt ADC. Apart from the ADC proposition the project comprisis of a full circuit and PCB creation. Additionaly also the needed firmware for the respective communication (over SPI) shall be properly implemented (well structured and with readable comments). Finally also testing should take please for measure the achievable performance of the proposed and implemented solutions. Please read carefull...
I am looking for a python programmer who can develop python code to interface with some hardware data acqusition and basic signal processing. Phidgets Device: Basic Functionality: 1. GUI for User 2. Be able to read raw data from 1-4 channels from bridge sensor 3. Be able to set ADC scale, data sampling rate 4. Perform auto zero (take X readings, average it, and subtract it from the values) 5. Calibrate sensor (we apply 3 points of known excitation to sensor, and scale reading to that using linear or polynomial fit) 6. Save raw and scaled data to CSV files You must be able to debug software with the hardware remotely via Team Viewer or remote desktop.
We require microcontroller programming services to execute sensor interfacing and manage communication protocols. Our project needs an expert who can: - Interface our 32 bit PIC microcontroller with temperature sensors, analog circuits like Op-Amp and ADC - Implement SPI communication protocol within the microcontroller Experience with PIC microcontrollers is a must, along with a sound understanding of sensors, analog-to-digital conversion (ADC), and SPI protocol. Proven experience in similar tasks will make you an ideal candidate for us.
...who can create a seamless application that interacts with Arduino via Bluetooth. Your responsibility will be to ensure the app gets specific sensor data, in this case, Analog-to-Digital Conversion (ADC) values in the range of 0-1023, via its Bluetooth connection. Skills required: - Proficiency in TensorFlow Lite for running the model's results - Experience in handling Arduino systems - Strong skills in app development, particularly Bluetooth communication capabilities The primary functionality of this app will be to run the TensorFlow Lite model and display its results based on the received ADC values. I am particularly interested in individuals who have a solid understanding of handling sensor data from Bluetooth and running TensorFlow Lite model. The project'...
The project uses: I2C GPIO Expander (I2C Address 0x30) ESP32-CAM I2C ADC Rain Sensor Gear Motor Driver (VNH7070AS) The PCB schematic is written in EAGLE
Develop simple application to send data over Lora module controlled by ESP32 module based on ADC and GPIO values.
...system should only be operational if the frost stat is in normal mode. An AHU Damper Open/Closed input is being simulated by a switch on the front panel. The AHU Damper must be in the open position before allowing the AHU fan to turn on. The presence of 24 Volt power and 230 Volt power are indicated by two green lights on the front panel. To simulate control of the flow of water through a pipe, a 4-20mA space heating actuator shall be used. This actuator may be controlled using a ‘Space Temperature’ potentiometer on the front panel of the board, where an increase in resistance will gradually open the heating actuator. It shall also be controlled by the operator by setting a set point on the HMI. A ‘Heating Pump Running’ green light shall simulate that the ...
Detailed Deliverables : [Deliverable 1] Separate Test Benches creation for S&H, buffer, comparator, DAC characterization and optimization & improvement suggestion [INR 2000] [Deliverable 2] Test Bench for complete ADC & Characterization [INR 6000] a. Test Bench for SNR/SNDR, ENOB analysis b. Test Bench for INL/DNL/offset analysis c. Toplevel improvement suggestion [Deliverable 3] Detailed discussions [INR 2000]
I am in need of a professional capable of setting up an Integrated Development Environment (IDE) utilising a Nordic nRF52840. This IDE should utilize a simple ADC data to BLE example project (with minor modifications or any other code with similar functionality ). Segger embedded Studio is the prefered one, but VS Code or any cloud IDE are okay too. While you can use either C, C++, or Python, the emphasis is on creating a functional programming environment. Your responsibilities will include: * Configuring the IDE and project code for the functional nRF52840 based device (the device, after programming, must demonstrate data transmission to BLE central). I am looking for someone
...experience in STM32WL55JC series microcontrollers. I am focusing on a cutting-edge IoT application and need someone who can program efficient, power-saving wireless communication features. Specifically, the project requires: - Programming STM32WL55JC for an IoT system - Proficiency in developing low power consumption firmware - Wireless communication integration in firmware - Need to use timers, ADC and UART/RS485 communication This role is an optimal fit for someone with direct experience in IoT applications, appreciating the art of power management and seamless connectivity in firmware design. An understanding of the STM32WL55JC series microcontroller is essential for us. I am excited to welcome a skilled developer to our team and witness together the realization of this Io...
I'm seeking an experienced Simulink HDL coder to assist with a project focused on generating and optimizing HDL code from Simulink models. The models primarily consist of mixed-signal systems such as memory array and ADC, so previous experience working with these is crucial. The objective is to target this code to Field Programmable Gate Arrays. Ideal Skills and Experience: • Extensive experience with Simulink HDL coder • Understands how to optimize HDL code • Previous work with mixed-signal systems • Experience with FPGA and ASIC implementation This is an excellent opportunity for an experienced coder who is familiar with Simulink Model and has a solid understanding of HDL code and mixed-signal systems. Your expertise in these areas will greatly contribu...
I'm interested in working with someone who can accurately measure and analyze the non-idealities of a SAR and Flash Analog to Digital Converter (ADC). It should be done Cadence virtuoso software. Your task will include: * Measuring and analyzing the offset error * Measuring and analyzing the gain error * Assessing the non-linearity, including integral non-linearity (INL) and differential non-linearity (DNL) Ideal Skillset: * Strong experience in ADC measurement and analysis * Hands-on experience with SAR and Flash ADCs * Knowledgeable of Cadance virtuoso software. Please include any relevant past work on ADC analysis in your application. This will be helpful in evaluating your expertise related to this project. I look forward to your application!
In the plant there is a Siemens PLC, model ET200S with 60 digital inputs, 32 digital outputs and 2 analog inputs, 4-20mA. There is a PROFIBUS card on the PLC where 15 ABB inverters and two Siemens SLAVE substations with few analog inputs are connected. You need to make the project that connects the 15 inverters and the two SLAVES. Attached files with the project and steps to follow. Thank you
...modules that interfaces with "plug in modules" that communicate with external sensors. We also require a firmware module that runs on the existing 5GV/Razor/Mini product and interfaces with the POD module(s). Key functions include: - Constructing firmware for the POD module to interface with plug-in modules that in turn, interface with external sensors like vibrating wire sensors, RS485 sensors, 4-20ma sensors, SDI-12 sensors, Pulse and Voltage Input sources. - Developing a module for the 5GV/Razor/Mini gateway/logger that drives one or more PODs. This includes configuration, interrogation and data capture data from the POD. - Test and debug the code on production 5GV/Razor/Mini and one or more PODs (initially, VW and RS485) - Collaborating on comprehensive test plans...
Seeking a passionate firmware developer...Experience: - Strong experience with C++ and embedded systems - Proven experience in firmware development - Detail-oriented with meticulous debugging skills - Good understanding of data transfer protocols would be beneficial. I want to use this ADC with the US9111 pressure sensor. I want to measure the pressure at 15 PSI range. And, initial condition that should be zero, and pressure value should be precis, at the initial condition it will be 0. Here is the pressure sensor datasheet; chrome-extension://efaidnbmnnnibpcajpcglclefindmkaj/
...applications. I need to use the electronic diagram of the Arduino Mega PCB board and implement the following changes: 1. Use an easy programming language, namely using the Arduino IDE to carry out this programming. In this way, use the Atmega2560 microcontroller. 2. The PCB must have between 10-12 24VDC digital inputs, 10-12 24VDC digital outputs, 3-4 analog inputs, 2 0-10V analog outputs, 1-2 4-20mA analog outputs. All with screw connectors (as in the image). 3. Interface for RS485 communication. 4. Interface for a touch screen display (where the RS485 communication data will be changed). This is all on the same PCB. In the end, I intend to have: - Electronic PCB design in DesignSpark file or compatible format; - GERBER files ready for production - BOM file filled out wit...
Objective: Create a complete project database with information from the project lists of...project details are accurately captured. 6. Final Submission: Once all data from employee project lists have been added and reviewed for accuracy, submit the updated database in Excel format. Deliverables: An updated Excel database file with projects from all employee’s project lists added, following the existing database format and categorisation. Deadline: [Insert Deadline] Documents provided • ADC CV (long Feb 24).docx • AW CV (long Feb 24).docx • KJ CV (long Feb 24).docx • LW • WB CV (long Feb 24).docx • CV Additional Notes: If any project details are unclear or missing, please flag these for clarification. Ensure confidentiality and privacy of the ...
...the first 5 hours, getting help is hard work) To start simple lets go fot the following: A PT100 sensor + PCB that reads the sensor, sends the data from it into my Windows based C# (in Visual studio 2022) The flow of data should be: From PT100 Sensor (24V) -> M8 connector -> PCB -> M12 connector .> Ethernet -> POE Switch (48V) -> Ethernet PC -> C# code PCB: - Voltage regulator for DC - dual 4-20mA input from (24V) sensor - a minor CPU, that can send data in defined time loop And as we talked about Power through the etnernet - POE (48V) Sensors (24V) M12 connector for the Ethernet M8 for the Sensor IP67 Can handle ambient heat of -30 to +90 degree Corrosive resistant EMC - reistant If the IP on the network is then ask the server for a new setup and re...
I'm in ...Experience with microcontrollers from all vendors, and good use of search tools. - Familiarity with analog and digital inputs from a variety of sensors. - Ability to choose options optimised for reliability, durability and cost. - **Project Outcome**: A spreadsheet document with several options, with reasons for the choices. There should be a column for cost of each significant BOM items, eg MCU, ADC, level shifters, LDO, etc, etc. The ideal candidate will have a strong background in electronics engineering and MCU related hardware development. But also a DFM common sense not to choose only the most capable components but ones which offer the best value for money. On production of a successful report, there will be a strong chance of development with the chose...
I am seeking an expert in FPGA and ADC circuit design. The core task involves replacing the Cyclone FPGA with an Efinix FPGA and a Linear ADC with an Analog Devices ADC on an existing schematic. I have already purchased both parts. The ideal candidate will have extensive experience with: - Efinix FPGA and Analog Devices ADC, - Altium Designer for schematic design and routing, - Gerber file generation. Not only will you need to replace the components and carry out the appropriate routing, but you will also be tasked with ensuring the functionality of the revised design through simulation. An understanding of best routing practices and design validation is crucial for this task. Deliverables include the finalised Altium Designer files and Gerber files ready for...
Need a PCB designed using the ATMEL SAM21D + SIM7020G and should have the proper resistance trace and connector for an external LTE antenna. It should use a usb connector to program the SAM21D in a similar way to the Arduino MKR Zero. The Atmel microcontroller will be connected to the SIM7020G in such...SIM7020G and should have the proper resistance trace and connector for an external LTE antenna. It should use a usb connector to program the SAM21D in a similar way to the Arduino MKR Zero. The Atmel microcontroller will be connected to the SIM7020G in such a way to send data over LTE of course. Additionally, there should be 3 channels to measure voltage between 6-40v using the Atmel's onboard ADC. Cost of components should be a consideration. Designs should be submitted in Ea...
I'm seeking an electronics expert for a specialized task: creating a control board for an Analog-to-Digital Converter (ADC) using Field-Programmable Gate Array (FPGA) technology. This board will primarily aim for data acquisition, taking advantage of a high-quality 24-bit resolution ADC to ensure accurate and reliable data retrieval. Interfacing will utilize the Serial Peripheral Interface (SPI) for its inherent advantages in speed, reliability, and simplicity. Key Skills & Experiences: - Proficient in FPGA design and programming - Familiarity with high-resolution ADCs - Experience in developing SPI interfaces - Understanding of data acquisition systems Your expertise will contribute significantly to the development of a powerful data acquisition tool. Let...
I have a pre-existing STM32 board (STM32H750VBTx) that requires a skilled freelancer to complete a time-sensitive project. The tasks include reading data from 6 ADC channels (DMA), transmitting it over UART, and implementing a basic Proportional-Integral algorithm to control the DC output. I will be present to explain the hardware setup and provide assistance throughout the project. Proficiency in STM32 programming, ADC, UART communication, and basic control algorithms is required. This is a straightforward task for an experienced STM32 developer, and immediate availability is essential. If interested, please bid on the project, and let's get started.
...to a MySQL database for visualization on Grafana. Liquid Type: - The liquid being monitored is water. Arduino Model: - I am using an Arduino uno that I would like to be used for this project. Data Updating Frequency: - The data should be updated to the MySQL database every few hours. Data will be sent to the cloud using a botletics sim7000 module. The liquid level is measured using a 4-20ma sensor which is running through a voltage converter giving a voltage input signal to the arduino The arduino and sensors will be running from a battery and solar panel - power management is important. I will want the arduino to turn on a relay which will power up the sensors, wait for a couple of seconds - take the level reading then power the relay down again to preserve power. I ...
Looking for someone to develop a Python 3 / HTML two thread app for me. It'll run on a Raspberry 4 or 5. I'll do the Apache Server configuration... and such. You'll write the python app & Index.html. I'm attaching a PDF description of exactly what I'm looking for. You'll need this hardware for debugging: Serial Port adapter (to read / verify the Raspberry Pi RS232 output). SPI ADC.
I need a PCB design and parts suggestions for my project, with the following requirements: - Reliable measurement of Velostat resistance, without significant noise. - Bluetooth communication capability. - Powered by a USB cable. - Smaller size compared to the prototype. I currently have a working prototype (ESP32 + external ADC because there is too much noise on the ESP32 ADCs), but I need a smaller solution with a custom PCB.
I am looking for a skilled freelancer who can design an analog circuit with fusion 360 electronics. The purpose of the circuit is to generate an analog output signal -10 to +10V and 0 to 20mA from a DCA outptu 0..3.3V, and it should have high precision. The desired size or form factor of the circuit is medium-sized. Skills and experience required: - Strong knowledge and experience in designing analog circuits - Proficiency in using fusion 360 electronics - Ability to design circuits with high precision - Familiarity with medium-sized circuit design and form factors German is a big plus!
Hi, I need program for Drawing wire on Delta PLC , need to control the speed of four motors (using VFD) via the modbus RS485 we need hold constant speed using 4-20ma resistor sensor, we have converter 4-20ma to rs485, so need write program that can PID control 4 motors to hold constant speed, useng liner resistor for feedback
Hi Michael Kofi A., Thanks for Akan ADC project with Cognegica Networks. Sending you offer for payments
...interactivity with mouseover descriptions. Artwork and Frame Data Integration The Developer will receive an Excel list containing 30 new artworks and related metadata. The Developer will be provided with images for 30 new frames, including separate images for the corners and bars which must be assembled to create a full frame representation (FRM-L-<CODEHERE>.jpg). The Developer will also receive images for 30 new frame thumbnails to be displayed in a scrollable list on the artwork page (FRM-S-<CODEHERE>.jpg). JavaScript and JSON Update The Developer will download the current script and associated JSON files from the Client’s website. The Developer will
I am looking for an expert freelancer who can help me with programming the nRF52840 controller. The main goal of this project is to program the controller to meet my specific requirements. Skills and experience required: - Expertise in nRF52840 programming - Knowledge of programming languages and tools commonly used with the nRF52840 controller - Ability to configure the ADC module and set up the Bluetooth functionality I am open to the freelancer's expertise and do not have any specific programming languages or tools in mind. However, familiarity with standard industry tools would be preferred.
A flyback boost circuit that needs to be fixed as I cannot get the simulation to work. Should be constant current. Amplitude - between .2 - 20mA Channel gros on off at 2kHz. Enable is on. Open drain has to be closed by the uP. V_SYS is at 5.1V. HV at 140V I2C sets the ePot resistance Current path from the ring finger to the thumb. Driven by an ESP32 For chronic pain. End waveform
Hello, I am looking an experienced freelancer who can help me to debug the error that I am facing. I am calling dialogflow API from my local but I face following error. I need you to debug this error side by side with me. I am ...side by side with me. I am using CloudShell and Flask building the app. Welcome to apply : 403 Your application is authenticating by using local Application Default Credentials. The API requires a quota project, which is not set by default. To learn how to set your quota project, see . [reason: "SERVICE_DISABLED" domain: "" Full Stack Development Skills Flask API Integration Dialogflow API Python Chatbot
We have a data logging software on windows C# that we use it with arduino normally, AND NOW, we want to use STM32 bluepill(or blackpill) and our software adaptation. Please read carefully below explanation and give your price. Dont waste our time if you dont have stm32 project experiences. 1- STM32 bluepill or blackpill will be used. 2- 8CH STM32's ADC Reading and sending via COM port to the computer and see values on our software. 3- ADC reading and data sending speed 50k samples for each channel. Total 400k sampling in a second. 4- All STM32 cube and Keil codes will be given and all codes have to have explanations. 5- We have a C# based Windows software. Now, our software can not get data over 5000 samples. Our software will be UPDATED. I will share our software'...
We need to connect esp32 uart to Gilbarco 2 wire which is. Positive and negative. Gilbarco 2 wire protocol which is an asynchronous serial link, using standard NRZ communications between UARTs. There are two not-quite-standard aspects: 1) It is a 40 mA current loop, (not 4-20ma) 2) Logic 1 is current ON, Logic 0 is current Off. We would like someone to implement the connect so that we can send command and receive data from Gilbarco dispensee
Im looking for someone who can support me in coding. He/She must have string Embedded knowledge with C and C++ skills , Microcontroller knowledge, driver development, ADC knowledge, freeRTOS, data modeling, framework, bootloader exp.
...looking for a skilled freelancer to design a current limiter for a specific electronic component, namely a resistor. The purpose of this design is to protect the resistor from excessive current flow. I have a power board and it is working at 180v peak to peak voltage 18khz sine wave and 40 ma RMS. The issue I have the current is not steady I want a circuit design that ensures the current not exceed 20ma rms. Requirements: - The current limiter should have a peak to peak voltage of 200v and a current limit of 20mah at a frequency of 18khz. - The design should be suitable for an in-home working environment. Ideal Skills and Experience: - Strong knowledge and experience in electronic circuit design. - Familiarity with current limiting techniques and components. - Ability to de...
...ESP32 Description: I am looking for a skilled programmer to work on programming an ESP32 device. The project requires the use of the Arduino programming language and should be completed within 2 weeks. Specific requirements: - I have a detailed list of functionality and features that need to be implemented on the ESP32. - Program has to read the data from modbus devices, read the analog input 4-20mA, read the digital inputs, controlling the relay outputs. ESP 32 should connect to the any cloud database by GSM or by LAN/WAN when GSM is not available. More details will be available for selected candidates. - The programmer should be experienced in working with Arduino and have a strong understanding of its capabilities. - Attention to detail is crucial to ensure that all the spec...
...voltage converter to power an ESP32 microcontroller. The power supply should provide sufficient current to ensure stable ESP32 operation. 2. **ESP32 Integration**: All pins of the ESP32 should be available on the PCB, with proper labeling and connections for easy interfacing with other components. 3. **Analog Signal Integration**: The PCB should include additional components to interface with two 4-20mA analog sensors operating at 24V. These sensors should be connected to analog input pins of the ESP32 for data acquisition and processing. remember esp32 pins are 3.3v so need to implement somthing. 4. **Antenna Port**: The PCB must have provisions for an antenna port for the ESP32, ensuring seamless wireless connectivity. 5. usb C port for programming the esp32 I am looking ...
...programmer to finish our firmware, they have delivered it to us and it seems to have errors. Project description: Iot device connected to App and server through MQTT (Already working). We are looking for a collaborator who has the following experience: -Programming in "C" language -Management and knowledge in IDF expressif -Management of free-RTOS -Knowledge of structured programming -Knowledge of ADC signals Jobs to finish: - Wifi local network configuration for Esp32 microcontroller - OTA installation (remote updates via server) - Installation of Radio Frequency module -Code check in "C" to repair it or program it again. We offer: Team of collaborators in all areas (Electronics, App. Backend) Daily support as required. Contact the professional who made the...
