Raspberry Pi PICO

Raspberry Pi PICO RP2040  Mjcrocontroller Board, Dual-core Arm Cortex M0+, 264KB of SRAM, 2MB Flash, 12Bit ADC

Getting started Guide [Link]

RP2040 datasheet [PDF]

Features : 

• RP2040 microcontroller chip designed by Raspberry Pi
• 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