Pico2 RP2350 Micro USB

RP2350 microcontroller chip designed by Raspberry Pi in the United Kingdom
Adopts unique dual-core and dual-architecture design: dual-core Arm Cortex-M33 processor and dual-core Hazard3 RISC-V processor, flexible clock running up to 150 MHz
520KB of SRAM, and 4MB of on-board Flash memory
Castellated module allows soldering direct to carrier boards
USB 1.1 with device and host support
Low-power sleep and dormant modes
Drag-and-drop programming using mass storage over USB
26 × multi-function GPIO pins
2 × SPI, 2 × I2C, 2 × UART, 3 × 12-bit ADC, 16 × controllable PWM channels
Temperature sensor
12 × Programmable I/O (PIO) state machines for custom peripheral support