The RP2040 microcontroller chip is designed by for .It is powered by a dual-core ARM M0+ processor and runs at up to 133MHz flexible clock.It comes with 264KB of SRAM and 2MB of on-chip Flash.Real stamp hole design, can be directly welded into the self-designed base plate.USB1.1 and device support.Supports low power sleep and hibernation modes.Can be identified by USB as storage for support type download .29 GPI0 pins of RP2040 (20 can be led by row pins, the rest can only be led by welding).2 SPIs, 2 12Cs, 2 UART, 4 12-bit , 16 controllable PWM channelsAccurate on-chip clock and timer.Temperature sensor.On-chip accelerated floating point library.Eight programmable I/0 (PI0) state machines for custom peripheral support.Colour:blueMaterial:PCBSize:23.5 x 18mmPackage Contents:5 x RP2040-Zero Development BoardOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.