RP2350-Touch-LCD-1.69 is a low-cost, high-performance microcontroller development board with a rounded shape and compact size. The board features a 1.69-inch capacitive touch LCD screen, lithium battery charging circuit, six-axis sensor (three-axis accelerometer and three-axis gyroscope), buzzer, and other peripherals, making it convenient for development and integration into various products. Equipped with the RP2350A microcontroller chip, it supports a unique dual-core, dual-architecture design with dual-core ARM Cortex-M33 processor and dual-core RISC-V processor, with a maximum clock frequency of up to 150MHz. The board includes 520KB of on-chip SRAM and 16MB of on-chip Flash memory. It uses a Type-C interface for easy, reversible connection. Integrated 1.69-inch capacitive touch LCD screen with 240x280 resolution and 262K color support. Onboard lithium battery charge and discharge interface enables use in portable applications. Includes a real-time clock chip and battery interface for timing functions. Built-in buzzer provides auditory feedback. Supports USB 1.1 host and device modes. Supports low-power sleep and hibernation modes for energy efficiency. Can be recognized as a mass storage device via USB for drag-and-drop program loading. Features accurate on-chip clock and timer resources. Integrated temperature sensor. Note: Due to different production batches, minor variations in printing or appearance may occur; these do not affect functionality. Color: Black Material: PCB and electronic components Package Contents: 1 x RP2350-Touch-LCD-1.69 The package includes only the items listed above; other accessories are not included. Note: Lighting effects and display settings may cause slight color differences between the image and the actual product. Measurement tolerance is +/- 1-3 cm.