{"product_id":"wisblock-rak15000-eeprom-module-microchip-at24cm02","title":"WisBlock RAK15000 EEPROM Module Microchip AT24CM02","description":"\u003cmeta name=\"description\" content=\"Buy WisBlock RAK15000 EEPROM Module Microchip AT24CM02 online in India at best price from The Engineer Store, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\n\u003ch1\u003eWisBlock RAK15000 EEPROM Module Microchip AT24CM02\u003c\/h1\u003e\n\n\u003cp\u003eThe WisBlock RAK15000 is a high-capacity EEPROM memory module featuring the Microchip AT24CM02 serial EEPROM, designed for IoT and embedded systems requiring reliable non-volatile data storage. Professional engineers and developers use this module for configuration storage, firmware backup, sensor data logging, and parameter retention in remote monitoring applications. This product solves the critical challenge of persistent memory management in space-constrained IoT deployments where reliable data retention without power consumption is essential.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe WisBlock RAK15000 EEPROM Module integrates the Microchip AT24CM02 2-megabit serial EEPROM with I2C interface compatibility, enabling seamless integration into WisBlock ecosystems and standalone embedded projects. The AT24CM02 operates on I2C protocol at 400kHz standard mode, providing 256KB of addressable memory organized in 32-byte pages. This module delivers exceptional reliability with 1 million program\/erase cycles per byte and data retention exceeding 200 years, making it ideal for mission-critical IoT applications requiring long-term data integrity and minimal maintenance overhead.\u003c\/p\u003e\n\n\u003cp\u003eThe module features ultra-low power consumption in standby mode, drawing less than 1 microampere, which is critical for battery-powered IoT devices. The AT24CM02 supports write-protect functionality through pin control, enabling hardware-level data security against accidental overwrites. Integration with RAK's WisBlock ecosystem provides standardized connector compatibility, allowing developers to rapidly prototype multi-sensor systems without custom PCB design. The module's industrial temperature range and robust ECC capabilities ensure reliable operation in harsh field conditions typical of remote monitoring, smart agriculture, and industrial IoT deployments.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpecification\u003c\/td\u003e\n\u003ctd\u003eDetails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSerial EEPROM Memory Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eRAK Wireless \/ Microchip Technology\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Capacity\u003c\/td\u003e\n\u003ctd\u003e2 Megabit (256 Kilobyte)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Type\u003c\/td\u003e\n\u003ctd\u003eAT24CM02 Serial EEPROM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eI2C (Two-Wire Serial)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClock Speed\u003c\/td\u003e\n\u003ctd\u003e400 kHz Standard Mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePage Size\u003c\/td\u003e\n\u003ctd\u003e32 Bytes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgram\/Erase Cycles\u003c\/td\u003e\n\u003ctd\u003e1 Million per Byte\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Retention\u003c\/td\u003e\n\u003ctd\u003e200+ Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e2.7V to 5.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandby Current\u003c\/td\u003e\n\u003ctd\u003eLess than 1 microampere\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWrite-Protect\u003c\/td\u003e\n\u003ctd\u003eHardware Pin Control Supported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7 days on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping\u003c\/td\u003e\n\u003ctd\u003e1-5 days from Bengaluru\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDelivery\u003c\/td\u003e\n\u003ctd\u003e7-8 days across India\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003e24\/7 via Email and WhatsApp\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e2-Megabit High-Capacity Storage: 256KB addressable memory enables comprehensive data logging for extended deployment periods without external storage requirements\u003c\/li\u003e\n\u003cli\u003eI2C Serial Interface: 400kHz standard mode operation ensures compatibility with virtually all microcontroller platforms and simplifies integration into existing embedded systems\u003c\/li\u003e\n\u003cli\u003eUltra-Low Power Consumption: Sub-1 microampere standby current extends battery life in remote IoT applications by months or years\u003c\/li\u003e\n\u003cli\u003eExceptional Data Retention: 200+ year retention specification guarantees data integrity across product lifecycle without periodic refresh cycles\u003c\/li\u003e\n\u003cli\u003eHardware Write-Protection: Pin-controlled write-protect functionality prevents accidental data corruption during field operations and firmware updates\u003c\/li\u003e\n\u003cli\u003eWisBlock Ecosystem Integration: Standardized connector format enables plug-and-play integration with RAK wireless modules and sensor arrays\u003c\/li\u003e\n\u003cli\u003eIndustrial Temperature Range: -40°C to +85°C operation supports deployment in extreme environments from arctic monitoring stations to equatorial industrial facilities\u003c\/li\u003e\n\u003cli\u003e1 Million Program\/Erase Cycles: Exceptional endurance rating ensures reliable operation through thousands of configuration updates and data overwrites\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications and Use Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSmart Agriculture IoT: Store soil moisture calibration data, fertilizer application logs, and equipment maintenance schedules in remote field sensors without cloud dependency\u003c\/li\u003e\n\u003cli\u003eIndustrial Condition Monitoring: Log vibration signatures, temperature trends, and equipment runtime hours for predictive maintenance analytics in manufacturing facilities\u003c\/li\u003e\n\u003cli\u003eRemote Environmental Monitoring: Archive air quality readings, rainfall data, and atmospheric pressure measurements from autonomous weather stations in remote locations\u003c\/li\u003e\n\u003cli\u003eSmart Metering Systems: Retain utility consumption history, tariff information, and meter calibration constants in smart electricity and water meters for billing and compliance\u003c\/li\u003e\n\u003cli\u003eAsset Tracking and Logistics: Store shipment history, temperature exposure logs, and location timestamps in IoT trackers for supply chain transparency and cold-chain verification\u003c\/li\u003e\n\u003cli\u003eBuilding Automation: Maintain HVAC schedules, occupancy patterns, and energy consumption baselines in wireless sensor nodes for intelligent climate control optimization\u003c\/li\u003e\n\u003cli\u003eMedical Device Data Logging: Archive patient monitoring readings, medication administration records, and device diagnostics in portable health monitoring devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow to Use\u003c\/h2\u003e\n\u003cp\u003eTo integrate the WisBlock RAK15000 EEPROM Module, insert the module into the WisBlock IO slot on your RAK carrier board, ensuring proper alignment with the connector pins. The module communicates via I2C protocol using standard SDA and SCL lines. Configure your microcontroller I2C peripheral for 400kHz operation and address the AT24CM02 using its 7-bit slave address (typically 0x50 with configurable bits based on A0, A1, A2 pin states). Initialize I2C communication with appropriate pull-up resistors (typically 4.7k ohms) on SDA and SCL lines if not already present on your carrier board.\u003c\/p\u003e\n\n\u003cp\u003eFor data operations, send write commands with the memory address followed by data bytes, respecting the 32-byte page boundary for efficient programming. Read operations require sending the target address followed by sequential byte reads up to the page boundary. Implement proper timing delays between write operations (typically 5-10ms) to allow internal EEPROM programming to complete. Enable hardware write-protection by pulling the WP pin high during field deployment to prevent accidental data corruption. Monitor the I2C bus for acknowledgment signals and implement error handling for timeout conditions in applications requiring high reliability. Refer to the AT24CM02 datasheet for detailed timing specifications and address mapping when implementing custom firmware drivers.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the maximum I2C clock frequency supported by the AT24CM02?\u003c\/summary\u003e\n\u003cp\u003eThe AT24CM02 supports I2C clock frequencies up to 400kHz in standard mode. While some variants support higher frequencies, the standard 400kHz specification ensures reliable operation across all temperature ranges and voltage conditions. Operating above 400kHz may result in data corruption or communication failures, particularly in noisy industrial environments or with longer cable runs.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow many AT24CM02 modules can be connected to a single I2C bus?\u003c\/summary\u003e\n\u003cp\u003eUp to 8 AT24CM02 modules can be connected to a single I2C bus by utilizing the three hardware address selection pins (A0, A1, A2). These pins allow configuration of 8 unique slave addresses (0x50 through 0x57), enabling independent addressing of each module. Ensure proper I2C pull-up resistors are installed and bus capacitance remains within specifications when connecting multiple modules.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the write cycle time and how should I implement delays in my firmware?\u003c\/summary\u003e\n\u003cp\u003eThe AT24CM02 requires approximately 5-10 milliseconds per 32-byte page write operation. After sending a write command, your firmware should wait at least 10ms before initiating the next read or write operation. Implement polling of the I2C acknowledge bit or use a fixed delay timer to ensure reliable operation. Attempting to read during the internal write cycle will result in NAK responses and data corruption.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan the AT24CM02 retain data without power supply?\u003c\/summary\u003e\n\u003cp\u003eYes, the AT24CM02 is a non-volatile memory device that retains programmed data indefinitely without power supply. The 200+ year data retention specification guarantees data integrity even after decades of storage without power. This makes it ideal for IoT devices that may be powered down for extended periods or deployed in remote locations with intermittent power availability.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat protection does the hardware write-protect pin provide?\u003c\/summary\u003e\n\u003cp\u003eThe WP (Write Protect) pin provides hardware-level protection against accidental write and erase operations. When pulled high, the WP pin disables all write commands, returning NAK responses to any write attempts. This prevents firmware bugs or external interference from corrupting stored data. The write-protect feature is particularly valuable in field-deployed devices where data integrity is mission-critical.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eOrders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return and warranty policy?\u003c\/summary\u003e\n\u003cp\u003eWe offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003ch2\u003eWhy Buy from The Engineer Store\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Products: Sourced directly from authorized distributors with authentication\u003c\/li\u003e\n\u003cli\u003eExpert Team: Our technical team validates every product before listing\u003c\/li\u003e\n\u003cli\u003eFast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse\u003c\/li\u003e\n\u003cli\u003ePan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata\u003c\/li\u003e\n\u003cli\u003ePayment Options: COD, UPI, credit\/debit cards, net banking, EMI available\u003c\/li\u003e\n\u003cli\u003eTechnical Support: 24\/7 expert guidance via email and WhatsApp\u003c\/li\u003e\n\u003cli\u003eReturns: 7-day return policy on manufacturing defects only\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBuy WisBlock RAK15000 EEPROM Module Microchip AT24CM02 Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003eWisBlock RAK15000 EEPROM Module Microchip AT24CM02\u003c\/strong\u003e online at \u003ca href=\"https:\/\/theengineerstore.in\"\u003eThe Engineer Store\u003c\/a\u003e, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":43856826532003,"sku":"TES-EV00082255","price":1891.04,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/RK15000-5-228x228.png?v=1704281246","url":"https:\/\/www.theengineerstore.in\/zh-hant\/products\/wisblock-rak15000-eeprom-module-microchip-at24cm02","provider":"The Engineer Store","version":"1.0","type":"link"}