SmartElex RP2350A Microcontroller NEO Development Board The SmartElex RP2350A Microcontroller NEO Development Board is a compact and efficient platform built around the RP2350A Raspberry Pi microcontroller. Its smart split architecture design separates the USB and button circuits, ensuring a slimmer profile and improved compatibility with a wide range of embedded projects. Whether you're exploring hardware programming for the first time or building advanced systems, this board offers a powerful yet user-friendly environment for development. Designed by SmartElex, it provides excellent versatility and reliability for hobbyists, students, and professionals working on next-generation embedded solutions. Pinout Diagram: Features: Microcontroller: RP2350A (dual-core ARM Cortex-M0+ CPU). Compact and thin PCB design Multiple GPIOs enable versatile interfacing. Power-efficient design. Supports Arduino and Micro-Python programming. On-board power management USB Type C connectivity RP2350A microcontroller chip developed by Raspberry Pi in the United Kingdom. Adopts a unique dual-core and dual-architecture design, equipped with dual-core ARM Cortex-M33 processors and dual-core Hazard3 RISC-V core processors, variable clock operating up to 150 MHz. 520KB of SRAM and 4MB of onboard Flash memory. Onboard FPC 8PIN connector for converting USB Type-C port via adapter board Castellated module enables soldering directly to carrier boards. USB 1.1 provides device and host support. Low-power sleep and inactive modes. Drag-and-drop programming with mass storage via USB. 28 multi-function GPIO pins (20 via edge pinout, remaining via solder points). Multiple hardware peripherals SPI × 1 I2C × 2 UART × 1 12-bit ADC × 4 Controllable PWM channel × 7

SmartElex Scale Breakout Board – NAU7802 The SmartElex Scale Breakout Board – NAU7802 is a precision module designed for accurate weight measurement using load cells. This breakout board integrates a high-performance 24-bit ADC converter that amplifies and converts the tiny signals from a load cell into reliable digital data through an I2C interface. It allows easy connection to any microcontroller without the need for soldering, thanks to its four spring terminals. The NAU7802 ensures excellent signal amplification and conversion, making it perfect for creating industrial weighing systems, process control mechanisms, or custom sensing applications. With its user-friendly design and high accuracy, the SmartElex Scale Breakout is an essential component for engineers and makers working on precise measurement and automation projects. Features: Model: NAU7802 (24-bit dual-channel ADC). Operating Voltage: 3.3V (NAU7802: 2.7V–5.5V). 24-bit Analog to Digital Converter with Dual Channels Programmable Gain Amplifier On-chip temperature sensor Rejects both 50Hz and 60Hz simultaneously. Programmable PGA increases from 1 to 128. External differential reference voltage ranges from 0.1 to 5 volts. Low Power Consumption and Programmable Power Management Options: <1uA of standby current.

SmartElex Speaker Module – Digital Audio & Buzzer for Arduino and DIY Projects The SmartElex Digital Speaker Module is a compact and versatile speaker module that delivers clear sound output for a variety of electronic and DIY applications. Designed with dual functionality, it works both as a high-fidelity speaker and as a buzzer, allowing you to easily add sound alerts, tones, and music to your projects. Whether you’re building an interactive robot, a notification system, or a sound-based educational tool, this module ensures crisp and reliable audio performance in a small footprint. Thanks to its Arduino compatibility and simple interface, connecting the SmartElex Digital Speaker Module to your microcontroller is quick and straightforward. It operates efficiently between 2.0V and 5.5V and features an integrated volume control for easy sound adjustment. With its durable construction, compact 40mm x 40mm size, and built-in vibration motor, it’s perfect for hobbyists, students, and professionals looking to bring sound and motion to life in their electronic designs. Features: Dual-function module: works as both a speaker and buzzer. Compact 40mm x 40mm design ideal for space-saving projects. Wide operating voltage range of 2.0V–5.5V for flexibility. Integrated potentiometer for volume control. Includes 2x JST-SH ports for easy connections. Built-in LRA vibration motor for tactile feedback. Fully Arduino-compatible for quick prototyping and integration.

SmartElex SPI or I2C BMP280 Barometric Pressure & Temperature Sensor Breakout Board The SmartElex SPI or I2C BMP280 Barometric Pressure & Temperature Sensor Breakout Board is a high-precision environmental sensing module based on the advanced Bosch BMP280 sensor. Designed for accurate measurement of atmospheric pressure and temperature, this versatile pressure temperature sensor can also function as an altitude sensor with an impressive ±1 meter accuracy. It supports both SPI and I2C communication interfaces, making it suitable for a wide range of development platforms. Built on a custom PCB with Molex PicoBlade connectors, the breakout board ensures easy integration and solderless connections with compatible devices. Additionally, it includes a voltage regulator and level shifter, allowing seamless operation with both 3.3V and 5V microcontrollers like the Arduino Uno or Metro M4. Whether you’re working on a weather station, IoT project, or environmental monitoring system, the BMP280 offers exceptional precision and reliability at an affordable cost. Features: High-precision barometric pressure and temperature measurement Acts as an altitude sensor with ±1 m accuracy Supports I2C and SPI communication interfaces Operates with 3.3V or 5V systems Built-in voltage regulator and level shifter Compact breakout board with Molex PicoBlade connectors for easy wiring Ideal for weather monitoring, IoT, and environmental sensing projects

SmartElex SX1509 16-Channel I/O Expander Breakout Board with I2C Interface The SmartElex SX1509 16-Channel I/O Expander is the perfect solution when you’re running out of GPIO pins on your microcontroller. Using a simple I2C interface, it allows you to expand your project with 16 additional digital I/O pins. Each pin can be configured as input or output, letting you connect sensors, LEDs, or other devices with ease.Beyond basic expansion, this SX1509 breakout board comes packed with smart features like built-in PWM control for LED dimming, blinking, and breathing effects. It even includes a keypad engine that can handle up to 64 buttons in an 8×8 matrix, making it ideal for interactive projects, embedded systems, and robotics applications. With voltage flexibility and level-shifting capability, it’s a must-have for anyone working with Arduino or other I/O-limited microcontrollers. Features: 16 configurable digital I/O channels with bi-directional support I2C-compatible interface for easy microcontroller communication 5.5V tolerant I/Os with up to 15mA sink capability Built-in PWM generator for LED brightness control and effects Integrated keypad scanning engine supporting up to 8×8 (64 keys) Works as a level shifter between 1.2V and 3.6V banks Compact breakout design for quick prototyping

SmartElex TLV493D Triple-Axis Magnetometer Sensor with I2C Interface The SmartElex TLV493D Triple-Axis Magnetometer Sensor is a compact and precise 3D magnetic sensor designed to measure magnetic fields along the X, Y, and Z axes. This makes it ideal for detecting magnets in three dimensions, enabling innovative applications like joystick controls, object detection, or motion-based triggers. With I2C communication, the sensor offers reliable digital output and 12-bit data resolution per axis, ensuring smooth and accurate readings. Whether you’re building a motion detection sensor, position tracker, or a smart IoT device, the TLV493D delivers consistent performance with low power consumption and a user-friendly interface for makers and engineers alike. Features: Measures magnetic fields in three dimensions (X, Y, and Z axes). Supports I2C interface with speeds up to 1 Mbit/sec for easy communication. Provides 12-bit resolution for each axis, ensuring high accuracy. Detects magnetic fields up to +130mT for detailed 3D sensing. Excellent X/Y matching for reliable angle and position detection. Operates on 3.3V or 5V logic levels for flexible compatibility. Compact and lightweight design, ideal for embedded applications.

SmartElex TMC6300 3-Phase Brushless Motor Driver Module – High Efficiency 3-Phase BLDC Driver The SmartElex 3-Phase Brushless Motor Driver Module is designed to deliver smooth, efficient, and reliable control for three-phase BLDC and PMSM motors. Powered by the TMC6300 chip, this driver supports motor voltages from 2V to 11V and delivers up to 2A of current, making it perfect for compact yet powerful motor control systems. This 3-phase motor driver offers high efficiency and precision, ideal for use in robotics, drones, automation systems, and motor-driven projects. With six PWM control inputs, it enables full three-phase control for accurate speed and direction management. Compact, durable, and easy to integrate, the SmartElex TMC6300 module includes built-in protection against short circuits and overheating. It’s a dependable choice for makers, engineers, and developers looking for a 3-phase brushless motor driver that combines performance, safety, and ease of use in one small package. Features: High-Efficiency Motor Control: Based on the TMC6300 chip, ensuring smooth and power-efficient operation of 3-phase BLDC motors. Wide Voltage Range: Supports input voltages from 2V to 11V, suitable for low-voltage applications and battery-powered systems. 2A Output Current Capacity: Delivers strong performance for compact BLDC and PMSM motors. Six PWM Inputs: Allows precise speed and direction control for flexible motor operation. Built-In Protection: Features thermal shutdown and short-circuit protection for safe and reliable performance. Compact and Easy to Use: Small, lightweight 3-phase brushless motor driver module perfect for robotics, drones, and automation projects.

SmartElex TMP117 Temperature Sensor Module - I2C Interface for Accurate Thermal Measurement The SmartElex TMP117 High Precision Temperature Sensor is a compact digital sensor that delivers exceptionally accurate temperature readings with a precision of up to 0.1°C. Designed for reliability and ease of use, it operates over a wide range of -55°C to +150°C, making it suitable for both industrial and hobby projects. With its low power consumption and I2C interface, this temperature sensor is ideal for energy-efficient applications and precise environmental monitoring. Whether you’re developing smart devices, weather stations, or embedded systems, this sensor module ensures accurate data and simple integration without soldering. Features: Equipped with the TMP117 sensor offering ±0.1°C precision from 20°C to 50°C. Operates across a wide temperature range from -55°C to +150°C. Communicates using an easy-to-use I2C interface with four selectable addresses. Offers 16-bit resolution (0.0078°C) for fine-grained temperature measurements. Extremely low power consumption – just 3.5µA in active mode and 150nA in shutdown. Includes programmable temperature limits and digital offset for calibration-free accuracy. Compact, breadboard-friendly breakout board for seamless prototyping and integration.

SmartElex TPS5430 Buck Module 5V 3A DC-DC Converter The SmartElex TPS5430 Buck Module is a reliable and high-performance DC-DC step-down converter designed to provide a stable 5V output with up to 3A of current. Built around the powerful TPS5430 IC, it ensures efficient voltage conversion while minimizing power loss and heat generation. This makes it ideal for powering microcontrollers, sensors, and embedded circuits. Thanks to its compact design and advanced protection features, the SmartElex Buck Module delivers consistent performance even in demanding environments. Whether you're working on robotics, IoT devices, or industrial automation projects, this module guarantees smooth and safe power delivery. It’s perfect for engineers, hobbyists, and anyone seeking a durable and efficient DC-DC converter or power regulation module. Note: Efficient Power Conversion: Minimizes power loss, making it suitable for battery-powered applications. Compact & Easy to Use: Designed for easy integration into embedded circuits. Advanced Protection Features: Overcurrent and thermal protections safeguard the module and connected devices. Low Ripple & Stable Output: reliable 5V output, suitable for sensitive electronics. Applications: Power supply for microcontrollers, FPGAs, and digital circuits (such as Arduino and Raspberry Pi). Providing power to sensors, communication devices, and peripheral modules. DC-powered devices requiring a consistent 3.3V or 5V output at high current (up to 5A). High-performance embedded systems, robotics, and automation projects. Battery-powered applications necessitate effective step-down voltage conversion. Features: Operates with an input voltage range of 5.5V to 36V for versatile use. Provides a fixed 5V output with up to 3A of current. High efficiency up to 95% for reduced heat and energy loss. Low ripple output ensures stable power for sensitive devices. Built-in overcurrent, thermal, and undervoltage protection. Compact and easy to integrate into embedded or industrial systems. Runs at 500kHz switching frequency for optimal performance.

SmartElex USB-C Connector Breakout Module The SmartElex USB-C Connector Breakout Module is the ideal solution for makers and engineers looking to add a USB-C connector to their projects with ease. Designed similar to the SparkFun USB C Breakout, this handy USB C breakout board eliminates the hassle of soldering fine SMD pins while offering robust connectivity. It conveniently breaks out essential pins — VBUS, GND, CC1, CC2, D+, and D− — to a standard 0.1" header, making it breadboard-friendly and perfect for rapid prototyping. With support for up to 1.5A nominal current and up to 3A depending on your power source, it ensures stable performance for a wide range of applications. Plus, the reversible USB-C design saves you from the common frustration of cable orientation, delivering both convenience and reliability in one compact module. Pin Configuration: A USB Type-C connector typically has 24 pins, although a 16-pin arrangement prioritizes key functions. Here's an overview of typical pin assignments: Power (VCC): Pins 1 and 4 typically deliver +5V, enabling USB Power Delivery (PD) for charging and powering devices. Ground (GND): Pins 2 and 5 are common ground connections that must be completed for the circuit to function properly. USB 2.0 Datalines: Pins 6 (D+) and 7 (D-) are used for USB 2.0 data transfer, which ensures compatibility with earlier USB devices. SuperSpeed Data Lines: Pins 8 (TX1+), 9 (TX1-), 10 (RX1+), and 11 (RX1-) enable high-speed data transfer (USB 3.x), with data speeds of up to 10 Gbps. Configuration Channel (CC): Pins 12 (CC1) and 13 (CC2) are used to identify cable orientation, negotiate power, and set up USB Power Delivery protocols. Sideband Usage (SBU): Pins 14 (SBU1) and 15 (SBU2) are utilized for alternate modes (audio or video) and can also serve other purposes in some applications. Additional data lines are optional: Pins 16 (TX2+, TX2-, RX2+, RX2-): These can be used in some setups to provide SuperSpeed data lanes, hence improving data transfer capabilities. Features: Easy USB-C integration allows you to incorporate a USB-C connector into designs without having to solder small SMD pads. Higher power output delivers up to three times the power of earlier USB generations. A reversible connection corrects the issue of inserting the USB cord incorrectly. Pin breakout Breaks out the essential pins of the USB-C connector (VBUS, GND, CC1, CC2, D+, and D-) into a 0.1" pitch header for convenient access.