Product Features: Using the RP2040 microcontroller chip officially designed by for Powered by a dual-core ARM M0+ processor running at up to 133MHz flexible clockBuilt-in 264KB SRAM and 2MB onboard FlashFeatures Bluetooth 5.1 dual-mode functionalityThe onboard Bluetooth module uses universal serial port AT control, allowing you to get started quickly.product description: RP2040-BLE is a mini RP2040 development board with Bluetooth 5.1 dual-mode function, universal serial port AT control, and can realize Bluetooth wireless communication applications.It leads to 14 multi-functional GPIO pins in a very small form factor, and the edge of the PCB adopts half-hole technology, which can be easily and quickly integrated into the project.Features: Stamp hole design can be directly welded and integrated into the base plate designed by the user.Drag-and-drop downloader recognized as mass storage via USB14 GPIO pinouts of RP2040Various hardware peripherals2 SPIs2 I2C2 UARTs3 12-bit ADCs14 controllable PWM channelsOn-chip built-in temperature sensorOn-chip accelerated floating point library8 programmable I/O (PIO) state machines for custom peripheral supportDue to different batches, the appearance, color and printed words of the product , which will not affect the use.Material: PCBcolour: BluePackage Contents: 1 x 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.