Waveshare 34332 RP2350 1.54 Inch LCD Display Development Board 65K Color, IPS Display Panel, Dual-Core And Dual-Architecture 1. The RP2350A microcontroller chip designed with Raspberry Pi 2. Unique dual-core, dual-architecture, equipped with dual-core ARM Cortex-M33 processor and dual-core Hazard3 RISC-V processor, with clock operating frequencies both reaching up to 150 MHz, supporting users to switch flexibly between the two architectures 3. Built-in 520KB SRAM, on-board 16MB on-chip Flash 4. Adopting Type-C interface, no need to worry about the front or back insertion 5. Onboard 1.54-inch LCD screen, 240 x 240 resolution, 65K color 6. USB1.1 host and slave device support 7. Supports low-power sleep and hibernation mode 8. Can be recognized as a large-capacity storage device for drag-and-drop program download via USB 9. Exposed 4 multi-functional GPIO pins 10. 1 I2C, 1 UART, 2 12-bit ADC, and 2 controllable PWM channels 13. Precise on-chip clock and timer 14. Built-in temperature sensor, capable of real-time monitoring of chip temperature 15. 12 programmable IO (PIO) state machines, used for custom peripheral support LCD screen parameters 1. Display panel: IPS 2. Display resolution: 240 x 240 pixels 3. Communication interface: 4-Wire SPI 4. Touch type: capacitive sensing 6. Display size: 1.54 inches 7. Display colors: 65K 8. Driving IC: ST7789 9. Touch IC: CST816 10. Effective screen size: about 2.772 x 2.772 cm