Wave ESP32-S3 with 5" Capacitive Touch Display

The Wave ESP32-S3 with 5" Capacitive Touch Display is a development board designed for HMI and IoT applications. It features a powerful Xtensa 32-bit LX7 dual-core processor running up to 240MHz and supports 2.4GHz Wi-Fi and Bluetooth 5. With a 5-inch 1024×600 resolution capacitive touch screen and onboard 16MB Flash and 8MB PSRAM, this board enables smooth GUI rendering for seamless user experiences.



Its wide input voltage range (7–36V), onboard RTC with backup battery support, and optocoupler-isolated digital I/O ensure reliability across diverse scenarios. Multiple peripheral interfaces, including CAN, RS485, and I2C, make it a versatile choice for various applications.

Quick Spec

• Processor: Xtensa 32-bit LX7 dual-core, up to 240MHz
• Connectivity: 2.4GHz Wi-Fi (802.11 b/g/n), Bluetooth 5 (LE)
• Memory: 512KB SRAM, 384KB ROM, 16MB Flash, 8MB PSRAM
• Display: 5-inch capacitive touch, 1024×600 resolution, 65K colors, I2C touch interface
• Power Supply: 7–36V input, onboard voltage regulator
• Interfaces: CAN, RS485, I2C, TF card slot, optocoupler-isolated digital I/O
• RTC: Onboard chip with rechargeable battery support
• Digital I/O: Supports optocoupler-isolated input and output with up to 450mA sinking current
• Indicators: Power and battery recharge status LEDs

Dimensions

Board Layout

1. ESP32-S3-WROOM-1-N16R8: The SoC with WiFi and Bluetooth, up to 240MHz operating frequency, integrated 8MB PSRAM and 16MB Flash
2. TF card slot
3. USB Type-C port
4. BOOT button: Press and hold while powering on for program burning
5. RESET button
6. Optocoupler isolation
7. Touch panel connector
8. 5inch display panel connector
9. RS485 and CAN terminal resistors selection: close by default
10. Battery power supply ON/OFF
11. 3.7V single lithium battery MX1.25 header
12. Status Indicators
    DONE: Lithium battery charging completed indicator
    CHG: Lithium battery charging indicator
    PWR: Power supply indicator
13. 7-36V DC power supply terminal
14. I2C interface terminal: VOUT pin output 5V/3.3V (switching by onboard resistor)
15. CAN interface terminal
16. RS485 interface terminal
17. Digital output: 5~36V, open-drain output, output load: 450mA per channel (MAX)
18. Input signal common terminal
    NC: dry contact passive input
    Connect to power supply positive: digital input low active, for NPN wet contact active input, 5V-36V DC
    Connect to power supply negative: digital input high active, for PNP dry contact active input, 5V-36V DC
19. Digital input: 5~36V, supports passive / active input (NPN or PNP)
20. I2C VOUT output selection: for switching output voltage and I/O level of I2C VOUT, 3.3V by default



21. CS8501: Lithium battery recharge manager
22. PCF85063: RTC chip for providing accurate time control
23. AP3032KTR-G1: Display backlight boost converter
24. CH422G: IO expansion chip
25. SP3485: RS485 transceiver
26. TJA1051T/3/1J: CAN transceiver
27. SGM2212-3.3: 800mA low-noise LDO
28. Rechargeable Lithium battery

Resources

• Product Page
• Product Wiki
• Schematic

Shipping List

• 1 x Wave ESP32-S3 with 5" Capacitive Touch Display