Description Board Info Dual-core Cortex-M33 or RISC-V, Hazard3 processors, up to 150Mhz 520KB on-chip SRAM Support for up to 16 MB of external QSPI flash USB 1.1 controller and PHY, device and host support 3 IO (PIO) blocks, 12 state machines total 26 multifunction GPIO pins 2 × UART, 2 × SPI, 2 × I2C, 16 × PWM channels 3 × 12-bit ADC channels Programmable I/O (PIO) for custom peripheral support On-chip clock and PLL Low-power sleep and dormant modes Temperature sensor 8 × ground pins, 4 × ADC pins Built-in ROM with USB bootloader 2 × watchdog timers, real-time counter 2 × timer peripherals 3.3V operation More information please see on this page.
