• The RP2040 microcontroller chip independently designed by for RaspberryPi is adopted It is equipped with a dual-core ARMCortexMO+ processor and runs on a flexible clock up to 133MHz. Built-in 264KB of SRAM and 2MB of on-chip Flash • Real stamp hole design, which can be welded directly into the user's self-designed base plate •USB1.1 Host and device support • Support low power sleep and hibernation modes • Drag-and-drop download program for mass memory via USB recognition • 29 GPIO pins of RP2040 are extracted (20 can be extracted by pin arrangement, the rest can only be extracted) -2 SPls, 2 12C, 2 UART, 4 12-bit ADCs, 16 controllable PWM channels • Accurate on-chip clock and timer Temperature sensor • Accelerated floating point library on chip Eight programmable 1/0(PIO) state machines for custom peripheral support Color: As Shown Material: plastic Specification: Unwelded Package Contents: 4 pcs RP2040-Zero Development Board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.