1.75 Inch Round Display Development Board, Dual Core Arm Cortex M33 150 MHz Processor, 520 KB 16 MB Flash, 466 X 466 Resolution, 65,000 Colors

Architecture and Performance: The round display development board adopts a unique dual-core, dual-architecture design, supporting either dual ARM Cortex-M33 or dual Hazard3 processors, with a flexible clock speed of up to 150 MHz. Display and Touch Control: Equipped with a 1.75-inch capacitive touchscreen (466 x 466 resolution, 65,000 colors), supporting the CO5300 display driver and the CST9217 touch chip (using QSPI and I2C communication, respectively), thus saving I/O resources. Storage Configuration: The touchscreen development board integrates 520 KB of static RAM and 16 MB of onboard flash memory, with a pad reserved for PSRAM chip expansion to meet high-capacity data storage needs. Interfaces and Peripherals: This development board supports USB 1.1 (device and host modes), 5 versatile GPIO pins, 1 SPI, 2 x I2C, 2 UART, 4 x 12-bit ADCs, and 5 controllable PWM channels for various peripheral connections. Power management: The development board adopts integrated circuit support for efficient power management, supporting multi-voltage output, battery charging, and battery life management and optimization.