Datalogger with Arduino Mega 2560, that measures temperature and humidity inside/outside

@amelectronics

Hi, I have experience in designing Circuits and can complete your project. I have expertise in the following: 1- Designing schematic and PCBA 2- Ordering the PCBA and getting boards manufactured. 3- Writing firmware for the PCBA to make sure everything works as expected. 4- I can also develop smartphone apps to communicate and control the hardware. If you wish we can discuss in chat. Thank you.

@engrusmanfaiz

Hello, Your main challenge is integrating multiple sensors with reliable logging and accurate timestamping over several days without data loss. I have 12+ years of experience in Arduino, IoT systems, and data logging applications, including environmental monitoring projects with SD storage and RTC synchronization. I can confidently build your complete system using Arduino Mega 2560 with: * Dual temperature/humidity sensors (inside/outside) * Light intensity sensor * RTC module for accurate date/time logging * SD card data logging every 10 minutes The design will be stable for long-duration operation (3+ days) with proper power handling from 12V input. I will also provide clean wiring guidance, code, and testing method so you can easily demonstrate your assignment. This is straightforward for me—I can complete it quickly and reliably. Assign the work and leave the rest to me. Regards, Engineer

@noursherif030

As a Software Engineer with extensive experience in IoT, I am well-equipped to tackle your project's needs. I am proficient in Arduino and have a thorough understanding of its capabilities, particularly the Mega 2560 you require for this data logging task. My skill set uniquely aligns with your project requirements, allowing me to design and implement a comprehensive system for monitoring your beehive conditions. In addition to my familiarity with the hardware and software involved, my expertise also extends to data management and security, crucial elements for this project. I can not only create a system that logs the necessary temperature, humidity, and sunlight intensity data every 10 minutes but also protect it from potentially harsh external conditions. Previously, I have worked on numerous IoT projects where real-time measurements were essential. I implement this experience in every task I undertake. By employing my services, you'll enjoy the benefits of precise monitoring over extended periods. Moreover, as a professional with a meticulous eye for detail and commitment to quality, expect me to ensure precise datalogging with accurate time stamps on an SD

@efr2000020

To implement this Arduino Mega 2560 hive monitor reliably, we must utilize a hardware RTC module (like the DS3231 via I2C) for accurate timestamping and manage the SPI bus carefully to prevent SD card write failures during the 10-minute logging intervals. I bring over 3 years of experience engineering production-grade software for the global automotive industry, specializing specifically in Embedded Systems, IoT, and Arduino C Programming to ensure maximum reliability. Here is the exact technical execution plan for this data logger: - Hardware Architecture: Interface DHT22 or BME280 sensors for environmental data and an analog LDR or I2C BH1750 for sunlight intensity. The 15cm to 20cm wire runs require proper pull-up resistor sizing on the I2C and data lines to prevent signal degradation. - Power Management: The 12V DC input will be handled using either the Mega's onboard voltage regulator or a dedicated step-down buck converter to provide a stable 5V rail for the SD module and sensors, avoiding thermal issues. - Firmware Implementation: Write non-blocking C/C++ firmware utilizing hardware timers to trigger data collection every 10 minutes. The system will poll the RTC, format the sensor payload into a CSV string, and execute a safe FAT32 append operation to the SD card.

@haseebsidd07

Hey , I just finished reading the job description and I see you are looking for someone experienced in Programming and Arduino. This is something I can do. Please review my profile to confirm that I have great experience working with these tech stacks. While I have few questions: 1. These are all the requirements? If not, Please share more detailed requirements. 2. Do you currently have anything done for the job or it has to be done from scratch? 3. What is the timeline to get this done? Why Choose Me? 1. I have done more than 250 major projects. 2. I have not received a single bad feedback since the last 5-6 years. 3. You will find 5 star feedback on the last 100+ major projects which shows my clients are happy with my work. Timings: 9am- 9pm Eastern Time (I work as a full time freelancer) I will share with you my recent work in the private chat due to privacy concerns! Please start the chat to discuss it further. Regards, Abdul Haseeb Siddiqui

@adily1

Hey , I just finished reading the job description and I see you are looking for someone experienced in Programming and Arduino. This is something I can do. Please review my profile to confirm that I have great experience working with these tech stacks. While I have few questions: 1. These are all the requirements? If not, Please share more detailed requirements. 2. Do you currently have anything done for the job or it has to be done from scratch? 3. What is the timeline to get this done? Why Choose Me? 1. I have done more than 250 major projects. 2. I have not received a single bad feedback since the last 5-6 years. 3. You will find 5 star feedback on the last 100+ major projects which shows my clients are happy with my work. Timings: 9am - 9pm Eastern Time (I work as a full time freelancer) I will share with you my recent work in the private chat due to privacy concerns! Please start the chat to discuss it further. Regards, Adil.

@andrewh000

Hello, I can design and implement your Arduino Mega 2560-based hive monitoring data logger exactly as specified. I will integrate 2 temperature/humidity sensors (inside & outside) and a sunlight intensity sensor, ensuring accurate readings and stable operation in outdoor conditions. The system will log timestamped data (via RTC module) to an SD card every 10 minutes, with reliable power handling from a 12V supply. I will also ensure proper wiring lengths, sensor placement considerations, and environmental protection for durability. Deliverables include: complete circuit design, Arduino code, wiring diagram, and setup guidance. I can also assist with enclosure design if needed. I have experience with IoT systems, sensor integration, and Arduino-based data logging projects. Let’s discuss your timeline and any additional requirements.