RP2040microcontroller chip designed by Raspberry Pi in the United Kingdom

Dual-core Arm Cortex M0+ processor, flexible clock running up to 133 MHz

264KB of SRAM, and 2MB 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

Accurate clock and timer on-chip

Temperature sensor

Accelerated floating-point libraries on-chip

8 Programmable I/O PIO state machines for custom peripheral support