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Item #:
40871128
HiLetgo 2pcs DS3231 DS3231SN RTC Module Real Time Clock Memory Module V2.0 I2C with PinHeader
79% of respondents would recommend this to a friend
Item #:
40871128
TTD 108
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Precise year, month, day, hour, minute, second, in the morning and afternoon data with 1Hz and second output signals.
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What Stands Out
High Precision
Equipped with the DS3231 chip, this RTC module offers superior timekeeping accuracy, ideal for projects requiring precise time tracking and minimal drift.
User Friendly
Includes a pin header for easy connections and integration with various microcontrollers, making it accessible for beginners and experienced tinkerers alike.
Low Power Consumption
Designed for energy efficiency, this module consumes minimal power, ensuring longevity in battery-powered applications and saving costs on energy.
Product Details
- Features DS3231SN precision clock chip with built-in 32.768 crystal
- Provides precise year, month, day, hour, minute, and second data
- Can output 1Hz and second output signals
- CR1220 coin cell for maintaining time during power loss
- Small 3cm diameter size with pin spacing of 22.86mm
- Package includes 2 DS3231 DS3231SN RTC Real Time Clock Modules
| Connectivity Technology | I2C |
| Compatible Devices | Arduino Boards |
| Processor Count | 2 |
| Brand | HiLetgo |
| Model Name | DS3231 DS3231SN RTC Module |
| Number of Items | 2 |
| Unit Count | 2 Count |
| Manufacturer | HiLetgo |
| Model Number | 3-01-1628 |
| Mfr Part Number | 3-01-1628 |
| Item Weight | 0.1 lbs (50 grams) |
Who Should Buy?
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Hobbyist Developers
Ideal for hobbyists looking to add accurate timekeeping to electronics projects like Arduino or Raspberry Pi.
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IoT Projects
Great for Internet of Things applications requiring precise time tracking for data logging or scheduling tasks.
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Educational Use
Useful for students learning about real-time clock systems and I2C communication in microcontroller courses.
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Non-Technical Users
Not suitable for users without technical knowledge in electronics or programming who struggle with setup and integration.
Product Description
HiLetgo 2pcs DS3231 DS3231SN RTC Module Real Time Clock Memory Module V2.0 I2C with PinHeader
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Customer Questions & Answers
-
Question:
What is the HiLetgo 2pcs DS3231 RTC Module used for?
Answer: The HiLetgo 2pcs DS3231 RTC Module is primarily used for keeping accurate time in electronic projects and devices. It uses I2C communication to interact with microcontrollers like Arduino, making it ideal for applications such as timers, clocks, and data logging. Because it has a built-in temperature compensation feature, this module ensures that timekeeping remains precise regardless of environmental conditions, which is crucial for projects requiring high reliability. -
Question:
How do I connect the DS3231 RTC Module to my microcontroller?
Answer: Connecting the DS3231 RTC Module to a microcontroller involves using the I2C protocol. Connect the VCC pin to a power source (typically 5V), GND to ground, SDA to the data line (usually A4 on Arduino), and SCL to the clock line (often A5 on Arduino). This simple setup allows for easy integration into existing projects and is perfect for anyone looking to enhance their electronics skill set by adding real-time capabilities. -
Question:
What are the main features of the DS3231 RTC Module?
Answer: The DS3231 RTC Module boasts several key features, including high accuracy due to temperature compensation, a built-in crystal oscillator, battery backup for maintaining time during power outages, and multiple I2C addresses for flexibility in multiple device connections. These features make it an excellent choice for a variety of applications, from hobbyist projects to professional designs, ensuring precise timekeeping in any scenario. -
Question:
Is the HiLetgo DS3231 RTC Module compatible with Arduino?
Answer: Yes, the HiLetgo DS3231 RTC Module is fully compatible with Arduino boards. It works seamlessly with commonly used libraries, such as the RTClib library, allowing users to easily implement timekeeping functionalities in their projects. This compatibility makes it an ideal choice for those using Arduino for a wide range of applications, from building clocks to creating automated systems that rely on precise timing. -
Question:
Can I use multiple DS3231 modules in one project?
Answer: Yes, you can use multiple DS3231 modules in a single project, provided you manage the I2C addresses appropriately. The module supports multiple device connections using the same data and clock lines, which is particularly useful in complex projects that require tracking time across different components. This capability allows for sophisticated applications that necessitate synchronized timekeeping, such as multi-zone temperature monitoring or data logging across various sensors. -
Question:
What type of battery does the DS3231 RTC Module use?
Answer: The DS3231 RTC Module typically uses a CR2032 coin cell battery for backup power. This battery ensures that the module continues to keep accurate time even when disconnected from the main power supply. This feature is particularly beneficial in applications where continuous operation is critical, such as in data loggers and real-time clocks, allowing your projects to maintain time seamlessly without interruption. -
Question:
What programming languages can I use with the DS3231 RTC Module?
Answer: You can use various programming languages to interact with the DS3231 RTC Module, with the most common being C/C++ for Arduino projects. Other platforms like Raspberry Pi can use Python with the help of libraries that support I2C communication. This versatility allows many individuals and developers to implement real-time clock functionalities into their projects easily, catering to different skill levels and preferences. -
Question:
What can I do with the DS3231 RTC Module in terms of project ideas?
Answer: There are numerous creative projects you can undertake with the DS3231 RTC Module. For example, you can create a digital wall clock, a temperature and humidity data logger that timestamps entries, or a scheduled light system that automatically turns on and off based on time. Additionally, integrating this module with a microcontroller can enhance various IoT projects by providing time-stamped data, enabling users to implement time-sensitive control mechanisms effectively. -
Question:
Does the DS3231 RTC Module come with a pin header?
Answer: Yes, the HiLetgo DS3231 RTC Module comes with a pin header included, allowing for easy solder-free connection to breadboards or other compatible kits. This feature simplifies the prototyping process, enabling users to quickly set up and test their projects without needing additional components. It enhances accessibility for beginners and speeds up development time for more experienced makers. -
Question:
Where can I buy HiLetgo 2pcs DS3231 DS3231SN RTC Module in Trinidad and Tobago?
Answer: You can purchase the HiLetgo 2pcs DS3231 DS3231SN RTC Module from Ubuy in Trinidad and Tobago. Ubuy offers a straightforward shopping experience, and their platform often features a variety of electronic components, including this popular RTC module, making it a reliable source for your purchasing needs.
HiLetgo Single Board Computers 3-01-1628 Editorial Review
HiLetgo 2pcs DS3231 DS3231SN RTC Module Real Time Clock Memory Module V2.0 I2C with PinHeader offers reliable timekeeping suited for low power applications. Many users have found it easy to integrate with their projects, such as Arduino boards and Raspberry Pi, thanks to its I2C connectivity. However, some reviews indicate issues with the accuracy of the chips provided, specifically the DS3231M instead of the expected DS3231SN, impacting performance. Despite this, the setup remains straightforward, and with supporting drivers from Adafruit, it can function reasonably well. The need for unique battery types and certain wiring hassles may deter some, yet for those seeking an economical RTC, it serves its purpose.
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Pros
- Easy I2C setup for quick integration
- Compatible with Arduino and Raspberry Pi
- Lightweight at just 0.1 lbs
- Accommodates low power applications
- Fairly priced for its features
Cons
- Battery type may not be widely available
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Features & Benefits
- DS3231SN precision clock chip for accurate timekeeping
- 32.768 crystal for precise time output
- 1Hz and second output signals available
- CR1220 coin cell support for travel time
- Small size and convenient pin spacing for easy integration
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