4 inch DSI Capacitive Touch Display 480 x 800 IPS display panel with 5-point capacitive touch, MIPI 2-lane DSI interface, toughened glass panel, and optical bonding. Key Features 4 inch displayCompact DSI touch display for embedded projects. 480 x 800 resolutionPortrait by default; landscape can be configured in software. IPS panel178-degree viewing angle and clear color performance. 5-point capacitive touchGT911 touch controller over I2C. MIPI DSI interface2-lane DSI communication for compatible host boards. Optical bondingToughened glass panel with improved display effect and dust resistance. Version Options 4-DSI-TOUCH-A 4 inch touch display, 480 x 800 resolution. 4.3-DSI-TOUCH-A 4.3 inch touch display, 480 x 800 resolution. Device & System Support Supports Raspberry Pi, RK3506, ESP32-P4, RK3576, and related software environments depending on the host platform. Raspberry PiSupports Raspberry Pi OS and 5-point touch. RK3506Supports Buildroot, Ubuntu, and other systems. ESP32-P4Supports LVGL GUI programs and 5-point touch. RK3576Supports Buildroot, Debian, Ubuntu, Android, and other systems. LCD Parameters Parameter 4-DSI-TOUCH-A 4.3-DSI-TOUCH-A Resolution 480 x 800 pixels (H x V) Contrast Ratio 800:1 1000:1 Display IC ST7701S Touch IC GT911 Communication Interface MIPI 2-lane Brightness 350 cd/m2 500 cd/m2 Outline Dimensions 108.30 x 65.10 mm 116.50 x 68.90 mm Display Area 86.40 x 51.84 mm 93.60 x 56.16 mm Connection Examples IPS Display Panel Excellent display performance with wide viewing angle. 5-Point Capacitive Touch Up to 5-point touch depending on the operating system. Interface Introduction Outline Dimensions Dimensions are for reference only and may differ slightly from the actual product. Customization & Resources Supports touch screen customization. Resources for different products may vary; check the product documentation for the actually provided resources. Wiki: docs.waveshare.com/4-DSI-TOUCH-A and docs.waveshare.com/4.3-DSI-TOUCH-A
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