WAVE-28154, 4inch Display WiFi & Bluetooth, 240Mhz, ESP32-S3 Development Board, 480×480

The Waveshare 28154 is the ESP32-S3-Touch-LCD-4 module which is the ESP32-S3 4inch Display Development Board, with 480×480 resolution, 32-Bit LX7 Dual-Core Processor, Up To 240MHz Frequency, and supports WiFi & Bluetooth, With Onboard Antenna.

Part No.: ESP32-S3-Touch-LCD-4

ESP32-S3-LCD-4
Integrates RGB interface LCD with 5-point capacitive touch (optional)

Features

ESP32-S3-LCD-4 is a microcontroller development board with 2.4GHz WiFi and BLE 5 support, integrates 16MB Flash and 8MB PSRAM. Onboard 4inch 480 × 480 LCD screen can smoothly run GUI programs such as LVGL. Combined with various peripheral interfaces to quickly develop the HMI of ESP32-S3, suitable for scenarios such as smart control panel, home gateway, intelligent interactive panel, industrial control, and smart lighting control.

• Equipped with Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequency
• Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), with onboard antenna
• Built in 512KB SRAM and 384KB ROM, with onboard 16MB Flash and 8MB PSRAM
• Onboard 4inch LCD display, 480×480 resolution, 65K color
• Supports capacitive touch control via I2C interface, 5-point touch with interrupt support (for touch version only)
• Onboard CAN, RS485, I2C interface and TF card slot, and integrates full-speed USB port
• Supports flexible clock, module power supply independent setting and other controls to realize low power consumption in different scenarios

Application Scenarios

IPS Display Panel
Excellent display performance, 160° wide viewing angle

Capacitive 5-point touch (Optional)
optional for touch function via I2C interface, supports 5-point touch for flexible operation
and smooth multi-point UI interaction

WIFI And Bluetooth Support
supports 2.4 GHz Wi-Fi (802.11 B/G/N) and Bluetooth 5 (LE), Onboard Antenna

Supports multiple peripherals
Supports the expansion of multiple peripherals via CAN, RS485, and I2C interfaces

Supports Two wiring methods
Comes 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 devices

What's On Board

1. ESP32-S3N16R8
   The SoC with WiFi and Bluetooth, up to 240MHz operating frequency, integrated 8MB PSRAM and 16MB Flash
2. SW6106
   Battery charging/discharging management chip
3. TJA1051T/3/1J
   CAN transceiver
4. SP3485
   RS485 transceiver
5. PCF85063
   RTC chip
6. TCA9554PWR
   IO expansion chip
7. XL1509-ADJE1 power chip
   Supports 7~36V DC power input
8. 5mm 10pin screw terminal slot
   for installing 3.5mm 10pin screw terminal block
9. RTC battery header
   for connecting rechargeable RTC battery (only supports rechargeable RTC battery)
10. USB Type-C port
    ESP32-S3 USB interface, for power supply, burning program and printing logs
11. TF card slot
12. 0 Lithium battery header
    PH2.0 2P connector, for 3.7V Lithium battery, supports charging and discharging
13. Buzzer
    sound-producing peripheral
14. RS485 and CAN terminal resistor selection
    close by default
15. Power supply indicator
16. BOOT button
17. RESET button
18. PWRKEY button
    Power ON/OFF button when using battery for power supply