YD-RP2040 Core Development BoardCan be quickly programmed with Python and C language programming Dual core Cortex-M0+low-power and high-performance Type-C interface WS2812-RGB light group PWR power indicator light user button keyThe RP2040 microcontroller (MCU) integrates a dual core ARM architecture Cotex-M0+core, with 264KB of RAM directly integrated internally, supporting up to 16MB of QSPI external extension Flash, highly flexible I/O settings, including I2C, SPI, PIO (programmable I/O)Key specifications: Dual core ARM Cortex-M0+@ 133MHz 264kB with built-in SRAM distributed in 6 independent blocks Max16MB external QSPIFlash extension, providing 4M/8M/16M selection DMA manager directly connected to AHB bus, equipped with complete interpolator and integer divider on-chip programmable LDO to generate core voltage 2 on-chip PLL phase-locked loops for generating USB and core clock 30 GPIO pins, of which 4 can be used as analog input peripherals: 2 serial ports/2 SPI/212C/16 PWM channels/USB 1.1 controller and PHY, supporting host mode and slave mode/8 PI0 state machine