Waveshare/RP2040-Zero/Development Boards -84147

RP2040 microcontroller 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

USB-C connector, keeps it up to date, easier to use

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

29 × multi-function GPIO pins (20× via edge pinout, others via solder points)

2 × SPI, 2 × I2C, 2 × UART, 4 × 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