Overview RP2040-LCD-1.28 is a low-cost, high-performance MCU board designed by Waveshare. Although it is tiny, it incorporates a 1.28inch LCD round display, Li-ion battery charger, 6-axis sensor (3-axis accelerometer and 3-axis gyroscope) and so on, adapting all GPIO and Debug headers, which makes it easy for you to develop and integrate it into products quickly. Feature RP2040 MCU chip designed by Raspberry Pi in the United Kingdom Dual-core Arm Cortex M0+ processor, flexible clock running up to 133 MHz 264KB of SRAM, and 2MB of onboard Flash memory Type-C connector, keeps it up to date, easier to use Onboard 1.28-inch 240 x 240 resolution, 65K RGB IPS LCD display for clear color pictures Lithium battery recharge/discharge header, suitable for mobile devices All GPIOs are adapted through 1.27 pitch female headers (There are 30 pins in total, but some pins have been connected to the internal circuit, you need to pay attention when multiplexing, please refer to the wiki for details) USB 1.1 with device and host support Low-power sleep and dormant modes Drag-and-drop programming using mass storage over USB 2 x SPI, 2 x I2C, 2 x UART, 2 x UART, 4 x 12-bit ADC, 16 × controllable PWM channels Accurate clock and timer on-chip Temperature sensor Accelerated floating-point libraries on-chip 8 x Programmable I/O (PIO) state machines for custom peripheral support LCD Parameter Controller---GC9A01A Communication interface---SPI Display Panel---IPS Resolution---240 (H) RGB x 240(V) Display Size---F32.4mm Pixel Size---0.135 (H) x 0.135 (V) mm Package Content RP2040-LCD-1.28 x1 Note Online development resources are provided , please contact with us if you you need.30 × Multi-Function GPIO Pins.Configurable Pin Function, Allows Flexible Development And Integration. C/C++, MicroPython Support.Comprehensive SDK, Dev Resources, Tutorials To Help You Easily Get Started. Dual-Core Arm Processor.Dual-Core Arm Cortex M0+ Processor, Flexible Clock Running Up To 133 MHz. Onboard 1.28inch 240×240 pixels 65K colorful IPS LCD display for clear color pictures.