Fangrui Product Details Using The Rp2040 Microcontroller Chip Officially Designed By For Powered By A Dual-core Arm M0+ Processor Running At Up To 133mhz Flexible Clock Built-in 264kb And 2mb Onboard Flash Features Bluetooth 5.1 Dual-mode Functionality The Onboard Bluetooth Module Uses Universal Serial Port At Control, Allowing You To Get Started Quickly. 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. 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 Usb 14 Gpio Pinouts Of Rp2040 Various Hardware Peripherals 2 Spis 2 I2c 2 Uarts 3 12-bit Adcs 14 Controllable Pwm Channels On-chip Built-in Temperature Sensor On-