WAVESHARE RP2350 High-Performance Microcontroller Development Board Features 1.46-Inch Round Touchscreen Display 1. Features a 1.46-inch capacitive high-definition IPS screen, RTC, six-axis sensor (three-axis accelerometer and three-axis gyroscope), Micro SD card slot, and other peripherals for easy development and integration into products. 2. Uses the Raspberry Pi-designed RP2350B microcontroller chip. 3. Unique dual-core, dual-architecture design, equipped with a dual-core ARM Cortex-M33 processor and a dual-core Hazard3 RISC-V processor, both running at up to 150MHz, allowing users to flexibly switch between the two architectures. 4. Built-in 520KB of SRAM and 16MB of on-chip Flash. 5. Uses a Type-C interface, eliminating the need to worry about correct plug orientation. 6. On-board 1.46-inch LCD screen with a resolution of 412 x 412 and 65K colors. 7. Supports I2C interface control for capacitive touch, 5-point touch, and interrupt support. 8. On-board 3.7V MX1.25 lithium battery charging and discharging interface. 9. USB 1.1 host and device support. 10. Supports low-power sleep and hibernation modes. 11. Can be recognized as a mass storage device via USB for drag-and-drop program downloading. 12. 14 multi-functional GPIO pins. 13. 2 I2C interfaces, 2 UART interfaces, 7 12-bit ADCs, and 12 controllable PWM channels. 14. Accurate on-chip clock and timers, built-in temperature sensor for real-time monitoring of chip temperature. 15. 12 programmable IO (PIO) state machines for custom peripheral support. 16. Gentle touch for intuitive operation and flexible multi-point UI interaction; touch functionality is provided via I2C signals, supporting 5-point touch. 17. On-board audio codec chip supports high-quality audio processing, providing clear and high-quality audio input and output. 18. Multiple interfaces are provided for easy expansion and development, offering greater flexibility. 19. Interfaces: UART, I2C, USB