1、HIGH PERFORMANCE PROCESSOR: for RP2040 microcontroller chip developed by for RPi; equipped with a dual core for ARM for Cortex M0 + processor, running up to 133MHz flexible clock. 2、UNIQUE DESIGN: Built in 264KB of SRAM and 2MB of on chip Flash; Type C interface, no need to struggle with forward and reverse plugging; On board a 1.28 inch LCD display. 3、GPIO PORTS: All GPIOs (30 in total, but some pins are already connected to internal circuits and need to be taken care of when multiplexing, please refer to the details) are led out via 1.27 pitch rows of female pins. 4、USB SUPPORT: USB1.1 host and device support; support for low power sleep and hibernation mode; can be recognized as mass storage via USB for drag and drop download programs. 5、MULTIPLE CHANNELS, CHARGE DISCHARGE INTERFACES: 2 SPI, 2 I2C, 2 UART, 4 12 bit ADC, 16 controllable PWM channels. On board lithium battery charging and discharging interface facilitates the use of the for RP2040 LCD 1.28 in a number of mobile scenarios. 6、HIGH ACCURACY: Accurate on chip clock and timer; temperature sensor; on chip accelerated floating point library; 8 programmable I/O (PIO) state machines for custom peripheral support.