ESP32-S3 4.3inch Capacitive Touch Display Development Board Type B, 800×480, 5-Point Touch, 32-Bit LX7 Dual-Core Processor, Up To 240MHz Frequency, Supports WiFi & Bluetooth, With Onboard AntennaESP32-S3-Touch-LCD-4.3BIntegrates RGB interface LCD with 5-point capacitive touch, multiple peripheral interfacesVersion OptionsESP32-S3-Touch-LCD-4.3BStandard version, without caseESP32-S3-Touch-LCD-4.3B-BOXWith plastic caseFeaturesESP32-S3-Touch-LCD-4.3B is a microcontroller development board with 2.4GHz WiFi and BLE 5 support, integrates high-capacity Flash and PSRAM. Onboard 4.3inch capacitive touch screen can smoothly run GUI programs such as LVGL. Combined with various peripheral interfaces, suitable for the quick development of the HMI and other ESP32-S3 applicationsEquipped with Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequencySupports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), with onboard antennaBuilt in 512KB SRAM and 384KB ROM, with onboard 16MB Flash and 8MB PSRAMOnboard 4.3inch capacitive touch display, 800×480 resolution, 65K colorSupports capacitive touch control via I2C interface, 5-point touch with interrupt supportOnboard voltage regulator, supports 7~36V wide range power supplyOnboard RTC chip and battery holder to ensure time data is not lost during power loss when battery is installedOnboard CAN, RS485, I2C interface, TF card slot, MX1.25 2P battery header, and digital isolated IO interfaces, etc.Supports passive and active digital input, with bi-directional optocoupler isolationSupports digital output with optocoupler isolation, provides higher driving capability with up to 450mA sinking currentOnboard LED indicators for indicating the power and battery recharging statusSupports flexible clock, module power supply independent setting and other controls to realize low power consumption in different scenariosApplication ScenariosIPS Display PanelExcellent display performance, 160° wide viewing angleCapacitive 5-point touchsupports touch function with I2C interface, 5-point touch for flexible operation and smooth multi-point UI interactionSupports multiple peripheralsSupports the expansion of multiple peripherals via CAN, RS485, I2C and isolated IO interfacesSupports Two wiring methodsComes with two types of screw terminals, allowing for bottom or back wiring, which is more convenient to integrate into various application scenarios such as DIN rail or embedded devicesBottom WiringBack WiringBack WiringNote: the case version does not support bottom wiring.What's On BoardESP32-S3-WROOM-1-N16R8 The SoC with WiFi and Bluetooth, up to 240MHz operating frequency, integrated 8MB PSRAM and 16MB FlashTF card slotUSB Type-C portBOOT button Press and hold while powering on for program burningRESET buttonOptocoupler isolationTouch panel connector4.3inch display panel connectorRS485 and CAN terminal resistors selectionclose by default Battery power supply ON/OFF3.7V single lithium battery MX1.25 headerStatus IndicatorsDONE: Lithium battery charging completed indicatorCHG: Lithium battery charging indicator PWR: Power supply indicator (the CHG will blink and DONE will light on when connecting with DC power supply and without lithium battery connected or battery switch is OFF)7-36V DC power supply terminalI2C interface terminalVOUT pin output 5V/3.3V (switching by onboard resistor)CAN interface terminalRS485 interface terminalDigital output 5~36V, open-drain output, output load: 450mA per channel (MAX)Input signal common terminal NC: dry contact passive inputConnect to power supply positive: digital input low active, for NPN wet contact active input, 5V-36V DCConnect to power supply negative: digital input high active, for PNP wet contact active input, 5V-36V DCDigital input 5~36V, supports passive / active input (NPN or PNP)RTC battery holderSpecification: CR927optional for dedicated plastic caseSupports installing 60x30x6mm (LxWxH) lithium battery* for reference only, the lithium battery is NOT included.multiple installation methods* for reference only, the rail bracket, wall bracket and monitor arm are not included. The mounting hole spacing on the back of the case is 75mm.Support Batch CustomizationSupport software and hardware customizationIncluding hardware interface, LOGO, label, case and web page, etc.outline dimensionsESP32-S3-Touch-LCD-4.3B (without case)ESP32-S3-Touch-LCD-4.3B-BOX (with plastic case)Resources & ServicesWiki:www.waveshare.com/wiki/ESP32-S3-Touch-LCD-4.3BESP32 LCD SelectionModelBasic ParametersLCD ParametersCommunication interfaceOthersMCUFlashPSRAMResolutionViewingAngleTouchTypeCANRS485I2CUARTSensorDigitalInputDigitalOutputDimensions (mm) ESP32-S3-Touch-LCD-4 Without Touch / With TouchESP32-S316MB8MB480 × 480160°capacitive√√√----without touch version: 76.54×74.66 (mm) with touch version: 84.2×84.2 (mm) ESP32-S3-Touch-LCD-4.3B Standard Ver. / Case Ver.ESP32-S316MB8MB800 × 480160°capacitive√√√--√√Standard version: 112.4×75.1 (mm) Case version: 116.3×79 (mm) ESP32-S3 4.3″ LCD Without Touch / With TouchESP32-S316MB8MB800 × 480160°capacitive√√√-√--106.1×67.8 (mm) ESP32-S3 5″ LCD Without Touch / With TouchESP32-S316MB8MB800 × 480160°capacitive√√√--√√127.7×87.45 (mm) ESP32-S3 5″ LCD (B) Without Touch / With TouchESP32-S316MB8MB1024 × 600178°capacitive√√√--√√127.7×87.45 (mm) ESP32-S3-Touch-LCD-7 Without Touch / With TouchESP32-S316MB8MB800 × 480170°capacitive√√√√√--without touch version: 165.72×97.60mm with touch version: 192.96×110.76mm ESP32-S3-Touch-LCD-7B Without Touch / With TouchESP32-S316MB8MB1024 × 600170°capacitive√√√√√--without touch version: 165.72×97.60mm with touch version: 192.96×110.76mmLieferumfangESP32-S3-Touch-LCD-4.3BESP32-S3-Touch-LCD-4.3B (with back wiring 16PIN screw terminal) x116PIN screw terminal for bottom wiring ×112ESP32-S3-Touch-LCD-4.3B-BOXESP32-S3-Touch-LCD-4.3B-BOX x1