Using for Raspberry Pi's official self-designed RP2040 microcontroller chipEquipped with dual-core ARM Cortex M0 + processor,operating frequency up to 133MHz flexible clockBuilt-in 264KB of SRAM and 4MB of on-chip FlashUsing Type-C interface,keeping up with the trend of the times,no need to entangle the positive and negative plugOnboard lithium battery charge and discharge interface,which is conducive to the use of this product in some mobile scenariosOnboard DC-DC chip TPS63000,1.8A current switching high-efficiency DC-DC buck-boost chipStamp hole design,can be directly welded and integrated into the base plate designed by the userUSB1.1 host and device supportSupport low-power sleep and hibernation modesCan be identified as mass storage via USB for drag-and-drop download of programsUp to 26 multi-function GPIO pins2 SPI,2 I2C,2 UART,3 12-bit ADC,16 controllable PWM channelsPrecise on-chip clock and timerTemperature SensorOn-chip accelerated floating point library8 programmable I/O (PIO) state machines for custom peripheral supportType: No WeldedColour: BlueMaterial: PCBPackage Contents:1 x Expansion BoardOnly the above package content,other products are not included.Note: Light shooting 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.