The Feather ecosystem continues to grow, and the Adafruit Feather RP2040 ($11.95) still stands strong amongst all the variations of Feather boards. The board features an RP2040 32-bit Cortex-M0+ dual core running at ~125MHz, perfectly packaged into the Feather form factor. This allows you to add dozens of different shields and accessories with ease. Or, you can just design your own circuits and use up the 21 GPIO pins that feature four 12-bit ADCs, two I2C, two SPI, and two UART peripherals. It also has 16 PWM outputs that you can use for servos or LEDs. It’s an impressive board, and a great choice for
A great addition to the Feather ecosystem.