Gsm modem microcontroller työt

I am looking for an experienced Electronics Engineer, well-versed in using Altium Designer, for a series of projects that demand proficiency in a wide array of electronics, specifically focusing on Microcontroller integration, PCB layout and USB connectivity. Key Aspects: - PCB Layout design - Microcontroller implementation - USB Connectivity solutions Additional Requirements: - Expertise in Circuit design - Experience in selecting suitable electronic components - Signal analysis knowledge - Ability to conduct thorough testing procedures This project demands an adept understanding of electronic systems and circuitry meant for consumer electronics. Candidates with a solid track record in crafting and refining consumer electronic designs are strongly preferred. Your task ...

More details: What type of communication method would you like the smart watch kit to use? GSM Do you want to send only text messages or multimedia messages as well to the smart watch? Only text messages What type of phone will you be sending messages from to the smartwatch? iPhone All I require is a code which enables me to send messages from my iphone 11 onto this Arduino board.

I'm in need of an adept illustrator to create a visually compelling poster for my microcontroller company. The poster must predominantly feature: - Product images showcasing our microcontroller models - Descriptive content about these products. For the aesthetics, I want a design that breathes futurism into the representation of these models. Ideal skills for the project are: - Proven experience in Adobe Illustrator - A knack for creating futuristic designs - Sound understanding of the microcontroller industry - Excellent attention to detail and a keen eye for aesthetics. Your ability to present product specifications in an engaging way will be key to the success of this project. I'm looking forward to witnessing your creative prowess in action.

The project is to create Inverter automation to start export, stop export and charge the battery automatically using a microcontroller that can subscribe to the server to get spot prices to run the automation. Objectives: 1. Modbus read and write 2. ESP32 Webserver 3. Spot price subscribe 4. Calculation / rules 5. MQTT Service (Server) 6. Price Service (Server) 7. Device Dashboard (Server) Project scope and system architecture are referred to the project brief documentation "Inverter Automation Project "

I'm looking for an expert in openbsc, osmocombb, and openbts GSM to help me with a project that includes the following key aspects: - **GSM Man-in-the-Middle (MITM):** The project also involves GSM man-in-the-middle functionality. This includes capabilities such as intercepting and analyzing GSM communications, modifying GSM network traffic, and manipulating GSM network authentication. Ideal Skills and Experience: - Proven experience with openbsc, osmocombb, and openbts GSM. - In-depth knowledge of GSM network setups, including voice calls, SMS, and base station capabilities. - Proficiency in network monitoring and analysis tools. - Previous experience with GSM man-in-the-middle implementations. - Excellent problem-solv...

We are currently working on an exciting project and are in need of a freelance service for the development of an ESP32-based solution. PART OF THE PROJECT AND SOME PARTS OF ITS CODES ALREADY BEEN DONE. I'm seeking a talented IoT engineer for the development of an industrial Internet of Things (IoT) monitoring and control device. This project will focus on managing and controlling energy consumption and environmental aspects at a property-level precision in an industrial setting. Key Job Responsibilities and Deliverables: - Design and develop an IoT device capable of monitoring, controlling and analyzing energy consumption and environmental management for an entire property. - Implement IoT solutions with MQTT, AWS, LoRaWan & Datalogger technologies. - Establish industrial proce...

I am doing a gut renovation of a 4-story townhouse in Washington, DC and I need help designing the internet connectivity throughout the house. I have some ideas of what the network might look like, but I want the guidance of an expert to make sure I don't make any mistakes. My thought is to have the electrician run ethernet cables from each floor to a central location where my modem will be located so I have a hardwired connection on each floor of the house. I would use those ethernet outlets to connect TVs that would stream content from the internet, and I'm also thinking of having a wireless access point on each floor to ensure strong wireless access throughout the house. I need help figuring out the exact equipment I should buy, and to confirm that my wiring plan wi...

I'm in need of a skilled developer or a company that can provide me with a comprehensive voice solution for user verification and authentication. The project will involve two main components: a call voice blasting solution and a standalone voice OTP service integrated into my system. Key Project Requirements: - **User Verification and Authentication**: The primary purpose of this project is to ensure secure user verification and authentication. - **Call Voice Blasting Solution**: I require a highly customized solution for call voice blasting. It should cater to the specific needs of our user base. - **Voice OTP Service**: I need a standalone application that can provide a seamless OTP service. This application should be integrated into my existing system. Ideal Skills and Experienc...

I need a program developed for a microchip aimed at controlling industrial machinery. - The program should focus on device control, ensuring seamless operation and management of the machinery. - The ideal candidate for this task should be proficient in microcontroller programming, particularly in the context of industrial applications. - Familiarity with industrial machinery and relevant safety standards in this field is highly desirable. - Candidates with a background in device control systems are strongly encouraged to apply.

Project Job: ...circuitry to switch between power sources (USB Type-C and battery power bank) as needed, with appropriate voltage regulation and power management. 9. RGB LEDs: - Integrate the RGB LEDs into the schematic, providing connections for power, ground, and control signals. - Include circuitry for programmable control of the LEDs, possibly using PWM signals from the RK3588 SoC or an external microcontroller. When designing the schematic, be sure to follow best practices for signal integrity, power distribution, and thermal management. Consult the datasheets and reference designs for each component to ensure proper connections and compatibility. Additionally, consider factors such as power consumption, board layout, and user interface requirements when finalizing the ...

I'm looking for a seasoned electronics engineer to develop a circuit board with a microcontroller with ethernet connectivity, POE power and addressable LEDs, with the design done using EasyEDA software to be fully manufactured by JLCPCB (or equivalent). The core functionality of this project focuses on power management. Your skills and expertise should include: - Comprehensive understanding of EasyEDA software (can take other suggestions) - Proven experience in multi-layer circuit board design - Extensive knowledge in PCB design for power management This project requires intricate knowledge of these areas, so please only bid if you're confident in your ability to deliver. Looking forward to working with experienced and dedicated specialists. Proven portfolio related ...

I hope you are good. I have read your description carefully and understand everything. I’m Electronics engineer who have 25 year experience on analog design, renewable energy, power electronics, motor control, microcontroller coding and PCB design. I have used Arduino, PIC, MSP430, C2000 and STM32 for 8 years. I have developed several codes by using their IDE and compilers. I know all principles of them. And I can do microcontroller simulation by using Proteus. Proteus have microcontroller model and peripheral components to simulate the code. The code can be debugged by using COF file also. Simulation result is same with real time application.

...instagram, gmail, whatsapp and other services.. This means we will be using physical sim cards, NOT virtual numbers. Web backend will need to communicate with physical hardware: (Moden huawei e303, 3131 FOR EXAMPLE) The system has to be the same as sms-activate, sms hub, sms pva, please if you have this experience I am searching for coders experienced is USSD/AT commands. Heavy experience with GSM/CDMA cellular networks and sms gateway integration. Look at the websites I've posted above, put together a compatible hardware list for the web frontend&backend that you can design, and let me know how long it will take you to create this. I need an accurate estimate of time to complete this project (+/-) what programming languages you will be using and what hardware you rec...

I hope you are good. I have read your description carefully and understand everything. I’m Electronics engineer who have 25 year experience on analog design, renewable energy, power electronics, motor control, microcontroller coding and PCB design. I have used Arduino, PIC, MSP430, C2000 and STM32 for 8 years. I have developed several codes by using their IDE and compilers. I know all principles of them. And I can do microcontroller simulation by using Proteus. Proteus have microcontroller model and peripheral components to simulate the code. The code can be debugged by using COF file also. Simulation result is same with real time application. I have 8 year experience on Arduino and know all principles of it. I’m using Atmega chip instead of Arduino board...

I'm in need of an IoT expert who can set up a system for me. This system should collect data like temperature, humidity, location, and images from designated IoT devices. Key Requirements: - Utilization of Temperature/Humidity, GPS, and Camera Sensors: The IoT solution should be capable of collecting data ...client. Ideal skills for this project include experience with IoT solutions, Azure platforms, and a strong understanding of the various sensors required for the data collection. It would be a plus if you have a background in handling image data within IoT systems since the next project will be to implement computer vision on those images. Currently the hardware consists of a raspberry pi zero, GPS/GSM HAT, DHT22 sensor, camera, and a Witty module for waking up and sleep...

I'm in need of an experienced engineer who has a solid background in measurement systems particularly using load cells and load cell amps and basic platform development. The objective is to develop a project which measures loads within a range of 10-20kg , with data input to an Arduino microcontroller. The ability to configure an edge device to continuously stream data to a simple BI dashboard on a desktop is also required. The successful freelancer should have the following skills and experience: - An excellent understanding of load cells and how to operate and interpret readings from them. - Extensive experience using Arduino microcontrollers and able to proficiently program and troubleshoot them. - Knowledge on how to integrate an edge device with this setup, and the skill...

We have a hardware in the loop (simulator) project that needs to be completed in 15 days time. Develop and write register level programs for an Arduino microcontroller that satisfy the following control objectives: 1. Speed / cruise control (PID) - maintain a desired car speed 2. Traction / launch control - maximize acceleration until a desired speed is reached 3. Braking control - maximize deceleration until the car stops - similar to traction control 4. Steering control down the track 5. Obstacle and crash avoidance We need the register level programming as well as C++ codes for simulation

...We are developing a wearable device powered by an ESP32 microcontroller and a 5000mAh LiPo battery. To ensure safe and efficient charging of the LiPo battery, we require a skilled electronic engineer (if you've already worked on similiar project) to create a LiPo charger circuit with comprehensive protection features, including low and high voltage charging protection. I've tried with TP4056 but the charging time is too big. **Key Features:** 1. Overvoltage protection to prevent damage to the battery during charging. 2. Overcurrent protection to safeguard against excessive current flow. 3. Low voltage charging protection to prevent the battery from reaching dangerously low levels. 4. Charging status indication for the microcontroller **Key Responsibilities:**...

I'm looking for a skilled professional to assist with an embedded software project that involves working with microcontrollers. Requirements: RTU shall be connected to following ETHERNET TCP IP/ MODBUS TCP IP/ SERIAL/ DNP3.0 SERIAL/ DNP 3.0 IP, etc. The ports Profibus and Profinet used protocol converter RTU connections GPRS link over DNP3 /Mod Bus TCP/IP /GSM GPRS servers. The RTU having functionalities analog input, analog output, digital input, digital output. RTU communication protocol: DNP3 level 4 & MQTT Both RTU Serial Comm Protocol: DNP3 level 4 Master/slave and peer-to-peer, Slave, Modbus Master/Slave DNP3 level 4 in TCP Master/Slave, UDP Master/Slave and peer-to-peer, Modbus TCP Server/Client, Modbus RTU in TCP Client.

The project revolves around developing a bespoke PID software based on a specific logic. Key Aspects: - ...software based on a specific logic. Key Aspects: - Programming will be done using C++ - The software should be compatible with PIC16F15325, SOIC14 microcontroller - The desired features include a control algorithm, sensor data acquisition, and user interface - A sampling rate of 50 Hz is expected for the software Ideal Skills: - Proficiency in C++ programming - Experience with PIC microcontrollers - Familiarity with PID control systems - Understanding of sensor data acquisition and UI development This project offers the chance to work on developing a unique PID software and should be a great opportunity for those with expertise in microcontroller systems and...

...Las máquinas clientes tienen que recibir sus IP por medio de DHCP. Las máquinas tienen que tener Dual Stack de IPV6 con RIPv2. Adicionalmente, cada una de las ciudades tienen que contar con una Central Office y una red de celular de donde puede acceder al servidor IOT. · RED HOGAR. Los hogares tendrán que estar conectados a una ISP que será la red empresarial a través de un CloudPT y un cable modem. CASA 1: Contará con un Home Gateway. Cada uno de ellos tiene que estar registrados al servidor remoto de la empresa y conectados a su Home Gateway. Se tiene que poder administrar a través del HomeGateway. Todos los dispositivos tienen que estar conectados de manera inalámbrica. Los dispositivos son: Cafetera. Parla...

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.

I'm looking for an experienced electronics expert to help design a circuit for a consumer electronics device. Key Tasks: - Advanced PCB Design: This will involve creating a complex PCB layout that can accommodate the circuit's requirements. - RF Circuit Design: The circuit will need to ...and Experience: - Seeking Electronics Expert with the following skills: Proficient in LTSpice, Multisim, or SPICE. Analog, digital circuit design, power supplies, signal conditioning. Skilled in Altium Designer, Eagle, or KiCad. Knowledge of PCB fabrication processes. Experience integrating optical filters into IR-based devices. Write algorithms for signal processing, and control systems. Microcontroller programming (e.g., Arduino, Raspberry Pi). Design experience with IR-based devices...

I am in need of a specialist to help me build a STM32 based microcontroller board and program to convert an ESP32 prototype. The ideal candidate should have experience with STM32 and ESP32 and strong programming skills. Key Aspects of the Project: - Sensor integration is fundamental as it uses a strain gauge load sensor, a Lidar sensor as well as an LED display. - The board should also have connectivity functions. - There's a need for additional hardware integration with a thermal printer and a coin unit. Required Skills: - Strong experience with STM32 and ESP32 - Sensor integration - Connectivity programming proficiency - Hardware integration knowledge Apply if you have the necessary skills and equipment for this project. Let's convert this ESP32 prototype into a devel...

I need a detailed plan for distributing GPS devices across India, focusing on retailers, fleet operators and individual consumers. Key device functionalities include: - Real-time tracking - Geo-fencing - SOS button It's vital that the devices use GSM network for communication. Experience in market strategy, GPS technology and understanding of the communication networks within India are greatly beneficial for this project.

Project Overview: My project involves using a Raspberry Pi and a GSM module to achieve internet connectivity for video streaming capabilities on my robot. Here are the specific aspects I'm focusing on: Internet Connectivity and Video Streaming: I aim to enable my robot to stream video content via the internet using a SIM card connected through the GSM module. Navigation and Object Avoidance: The robot is equipped with LiDAR technology for object avoidance and will navigate using GPS coordinates provided to follow a predetermined map. Remote Control Functionality: I need to be able to control the robot's movements and the direction of the camera remotely, ensuring I can see the video stream and guide the robot accordingly. Request for Assistance: I would greatly app...

...seeking a skilled professional to collaborate on and contribute their expertise to the development and integration of our Smart Vending Kiosk System. If you possess the necessary skills and experience, please consider this opportunity to be a part of our project. Key Requirements: - Expertise in UI/UX design - Ability to integrate mobile payment systems - Understanding communication between a microcontroller and an HTML-based application - Strong HTML experience - Proficiency in JavaScript and its frameworks/libraries (e.g., React.js, Vue.js, Angular.js) for front-end development - Understanding of web accessibility standards and best practices (e.g., WCAG guidelines) - Knowledge of back-end technologies (e.g., Node.js, Python, PHP) for API development and integration with the f...

Task: Need to send a GSM command string ( USSD or SIM Tool Kit commands ) to request a pre-paid mobile credit send, credit recall, and balance check. These commands will be triggered by a web server, and communicate with the web server and log all events. Options: - Create stand alone software that will communicate with the web server. - Use the Diafaan software or similar, and customize with it’s C++ / .Net scripting connector - Use other pre existing software Current Hardware: Windows Machine with remote access Port modem , port Huawei modem 3 SIM cards from Local providers

I need a detailed plan for distributing GPS devices across India, focusing on retailers, fleet operators and individual consumers. Key device functionalities include: - Real-time tracking - Geo-fencing - SOS button It's vital that the devices use GSM network for communication. Experience in market strategy, GPS technology and understanding of the communication networks within India are greatly beneficial for this project.

...not fast enough and its bandwidth is even lower in crowded cities. Therefore, we need to change the backhaul connection of our gateways to 4G mobile Internet. There are two approaches to this: 1) using an external 4G modem that has an Ethernet connection (), 2) connect a 4G USB stick to the USB connector of the Kerlink Wirnet Station, like the Huawei K5150 (), or the Huawei K5160 (). As we also have some of the aforementioned 4G USB modems, what we are looking for is a solution for the 2) option, that is the integration of the K5150 or the K5160 to the Kerlink Wirnet OS. The solution should be

I'm seeking an expert in PIC microcontroller to assist in converting an existing embedded project. The primary goal of this conversion is to replicate the functionality of an existing project on a sister PIC chip. The original project was to create an Ethernet to Serial functionality on the Microchip Ethernet Starter Kit. This functionality was achieved. Now the objective is to move that project to a physically smaller PIC chip of the same family. A new custom daughterboard has been built. Some programmers are thinking to start over with the new chip. I believe this is an uncertain way forward. My request is to convert the existing project rather than start over. I am open to your suggestions. It's essential that interested freelancers have a strong background i...

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I'm seeking to develop a unique PCB design for a product that will use the STM32H7 microcontroller series. The board will need to allow for specific external hardware interfaces including a USB interface, USB-C, MIDI IN/OUT, and a 5v Power connector. Ideal candidates for this job will have experience with the hardware details of the STM32H7 series and be proficient in the design of PCB's that incorporate multiple hardware interfaces. Proficiency in the following areas is desired: - PCB design for manufacturing - Working with STM32H7 series - Incorporating USB, USB-C, MIDI and power interfaces into designs - Handling debugger connection in the design. The successful delivery of this project will provide a PCB design ready for manufacturing. I hope you will join me in turn...

...looking for an experienced and proficient developer with solid understanding of a Nextion 7" display. Your main tasks will include: - Developing new features in the existing code - Improving the code for better performance and efficiency It's crucial that you have worked on similar projects in the past, as it requires in-depth knowledge and understanding of Nextion displays and also ESP32 microcontroller knowledge is a plus. Please note, for this project, I can provide the existing code but lack comprehensive documentation. Thus, your ability to understand existing coding frameworks without exhaustive documentation would be a big plus. Preferred skills: - Strong knowledge of Nextion displays - Previous experience with ESP 32 microcontrollers is a plus - A knack f...

I wll redesign your logo as per modem standards. Thanks

This project is focused on the design/Modification of a PCB intended for mass production. The design is expected to have an intermediate complexity, including elements like microcontrollers, memory modules and GSM modules. To ensure the quality and safety of the final product, the design must strictly adhere to IPC Standards. Ideal Candidate: - Proven experience in Autodesk Eagle - Proven experience in PCB design, preferably with mass production in mind. - Proficient in dealing with intermediate complexity components such as microcontrollers and memory modules. - Familiarity with IPC Standards is a must. - Highly detail-oriented, ensuring the produced design is efficient, safe, and meets the industry standards. - Can provide examples of previous PCB designs is a plus.

I'm seeking an experienced Arduino programmer who has superb skills in the development and integration of sensor systems (Temperature, Humidity, Motion) and device control. This proje...superb skills in the development and integration of sensor systems (Temperature, Humidity, Motion) and device control. This project will require: - Proficiency in programming an Arduino microcontroller - Sensor data collection from the temperature, humidity, and motion sensors - Expertise in device control with the Arduino - Command over efficient communication protocols for device interaction The ideal freelancer should have a well-rounded background in both embedded systems development and sensor integration. At the end of this project, I expect a fully integrated and functional Arduino ...

...programmer with proficiency in the 89c51-52 microcontrollers who can take on two major tasks: 1. Programming the Microcontroller - You'll be in charge of writing the core program that will run the microcontroller. 2. Debugging and Troubleshooting - I will count on you to identify and resolve any issues, ensuring optimal performance and efficiency. The aim of this project is twofold: - Controlling Electrical Devices - The programmed microcontroller will need to handle managing different electronic devices. Your code will directly affect the functioning and control of these devices. - Collecting Sensor Data - There will be various sensors connected to the microcontroller, capturing multiple types of data. The program will need to successfully fetc...

I'm seeking an experienced embedded software programmer for a Keil 8051 microcontroller. The key functionalities required include: - Control of GPIO (General Purpose Input/Output) - Timer/Counter functionality Preferably, the freelancer should have prior experience with microcontrollers and a deep understanding of Keil 8051. You will be tasked with the development, testing, and debugging of the embedded software codes to ensure efficient and reliable interaction among the said functionalities of this microcontroller. Any experience with real-time operating systems is a plus.

I need an expert assembler programmer to write new code. The code needs to have the follow functions: Programming is for a circuit with an ATmega328P microcontroller, 4 push buttons, 4 LEDs, and a common cathode 7-segment display. Button 1: Displays the letter 'L' on the screen, turns on LED 1, and makes it blink. Button 2: Displays the letter 'D' on the screen, turns on LED 2, and makes both LED 1 and LED 2 blink. Button 3: Displays the letter 'R' on the screen, turns on LED 3, and makes LED 1, LED 2, and LED 3 blink. Button 4: Displays the letter 'S' on the screen, turns on LED 4, and makes LED 1, LED 2, LED 3, and LED 4 blink. When a button is pressed, a letter will be displayed on the screen and the corresponding LED will be turned on, bl...

I need an experienced engineer who is specialized in embedded system development. Key Responsibilities: - Developing and implementing hardware designs Know the microcontroller programming advance lavel Ideal Candidate Skills and Experience: - Strong understanding and practical experience in hardware design - Proven experience in relevant projects Please share relevant experience when applying. The project details will be discussed with the selected candidate. Qualified and serious bidders only, please.

I'm currently seeking a professional with comprehensive Unifi experience to configure a new Unifi home setup. I have a Unifi Express and two Unifi Access Points (APs). Key Tasks: - Get the Unifi Express to work with ISP router/modem, giving integrated network across wired and wireless. = The ideal candidate will have: - Extensive experience with Unifi setups - Proficiency in LAN configuration

I'm seeking expert engineers to design and develop a comprehensive genset control unit. This project calls for multifaceted functionality, including: • Start/stop...This project calls for multifaceted functionality, including: • Start/stop controls • Remote monitoring and control capabilities • Fault detection and alarm systems Communication is key, hence the control unit should interface with GSM/GPRS and CAN. The ability to monitor all standard inputs from the genset, such as fuel level, oil pressure, battery voltage and more is essential. Ideal candidates will have solid experience in hardware and firmware development, particularly within control unit design and implementation for gensets. Proficiency in working with GSM/GPRS and CAN communicat...

Configuración vía remota de un Ejoin 512 Sim SMS USA Carrier LTE SMS Modem 64 Ports GSM Modem 4G Support US and Global Mobile Sim Cards for Send and Receive SMS ACOM664L-512.

I need to design a web interface which can communicate with a USB using a micro:bit microcontroller. Web interface can be made using Java, HTML and CSS. Please apply if you have the required expertise. No teams or companies please.

...two GSM SIM lines, connected through IP phones and a GSM gateway. Scope of Work: 1. Configure existing hardware, including: * 2 IP phones (astTECS Mini PBX UC100 & Yealink T48S) * 1 GSM gateway (Yeastar TG400) * 1 Computer system loaded with Bicom PBXWare software Version (link unavailable) * 1 Network switch * 1 Internet modem 2. Set up the software to work with the following: * Failover and receive calls through the two GSM SIM lines * Make and receive calls through the IP phones and GSM gateway 3. Set Call Transfer 4. To set and configure the IVR ( Interactive Voice Response (IVR) 5. To set and configure the MOH (Music on Hold) Deliverables: * Successful configuration of the phone system to meet the above requirements * Testing and...

I need to design a web interface which can communicate with a USB using a micro:bit microcontroller. Web interface can be made using Java, HTML and CSS. Please apply if you have the required expertise. No teams or companies please.

Hello, I look for a specific company that produced STM32F407 PCB with LAN and 485 ports about 2 years ago, th...of assembled boards. I'll need the same team for forthcoming projects that I'll post here in Freelancer. The current requirement that will be used ONLY for proving skills: Short project for reading sms from SIM800L with ESP32 and search of a string with password inside the SMS. If password matches, ESP32 should send mail through wifi to given e-mail. C/assembler user for communication with GSM module, for e-mail can use Python. The work is completely software in Visual studio code , but candidates should prove that can build the PCB too. Software will be tested on my PCBs. Successful completion will add you as my preferred contact for forthcoming pro...

...include: Part numbers Descriptions Quantities Suppliers Board Files: Design files for the UPS system's printed circuit boards (PCBs). This should include: PCB layouts Component placements Routing details Gerber Files: Standard manufacturing files for PCB production. These should be compatible with industry-standard PCB manufacturing processes. Firmware: Custom firmware for the UPS system's microcontroller or digital control unit. This should include: Control algorithms Communication protocols Safety and fault detection routines Qualifications: Proven experience in UPS design, particularly modular UPS systems. Proficiency in CAD software for schematic design and PCB layout. Expertise in selecting and sourcing components for high-power applications. Experience in fi...

I'm looking for an experienced Arduino programmer to help me with a particular task. The primary aim is to write specific pieces of code that integrate an LCD screen and a SIM800L GSM module with my Arduino project. I want you to create a script for Arduino Uno R3 that with a 16x02 LCD screen with I2C bus will put ">/" at the beginning, there will also be three buttons: one in the middle, one on the right and one on the left. The one on the left will not do anything for the moment, the one in the middle will ensure that when you press it once, a "0" will appear right after ">/", if you press it once more, the "0" will be removed " and in its place a "1" will appear, if you press it once more, the "1" will be...