RP2040 microcontroller chip designed by Raspberry Pi Dual-core Arm Cortex

RP2040 microcontroller chip designed by Raspberry Pi
Dual-core Arm Cortex M0+ processor, the flexible clock running up to 133 MHz
264KB of SRAM, and 2MB of onboard Flash memory
The castellated module allows soldering directly 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
Accurate clock and timer on-chip