Waveshare ESP32-P4 4inch Round Touch Display Development Board, 720 x 720 Resolution, 170° Viewing Angle, Optical Bonding Toughened Glass Panel, Onboard Dual Microphones, Support Wi-Fi 6 / BT5

4inch 720×720 IPS round touch display, a high-performance development board based on ESP32-P4 controller with RISC-V 32-bit dual-core and single-core processors. It features rich Human-Machine interfaces including MIPI-CSI (with integrated Image Signal Processor), and supports USB OTG 2.0 HS for high-speed communication. Onboard 40PIN GPIO header which is compatible with some Raspberry Pi HATs, enabling a wider range of application adaptability.

It also integrates the Digital Signature Peripheral and a dedicated Key Management Unit, ensuring secure data and operations. Specifically designed for high-performance and high-security applications, to meet the higher requirements of embedded applications such as Human-Machine interaction, efficient edge computing, and IO expansion.

• 4inch 720×720 IPS round touch display, high-performance MCU with RISC-V 32-bit dual-core and single-core processors. 128 KB HP ROM, 16 KB LP ROM, 768 KB HP L2MEM, 32 KB LP Static RAM, 8 KB TCM
• Powerful image and voice processing capability. Provides image and voice processing interfaces including JPEG Codec, Pixel Processing Accelerator, Image Signal Processor, H264 encoder
• 32MB PStatic RAM in the chip's package, with onboard 32MB Nor Flash. Onboard 2*20 GPIO header with 28 x remaining programmable GPIOs
• Commonly used peripherals such as MIPI-CSI, MIPI-DSI, USB 2.0 OTG HS, SDIO 3.0 TF card slot, dual microphones (support echo cancellation), speaker header and RTC batt header, etc.
• Security features: Secure Boot, Flash Encryption, cryptographic accelerators, and TRNG. Additionally, hardware access protection mechanisms help to enable Access Permission Management and Privilege Separation