ESP32-S3 Board with 3.5" 320x480 IPS QSPI Touch Display WiFi RTC IMU Audio Microphone Camera Connector
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ESP32-S3 Development Board with 3.5" IPS QSPI Touch Display RTC IMU Audio Microphone Camera Connector
The ESP32-S3-Touch-LCD-3.5B board, designed by Waveshare. It features a 3.5-inch capacitive IPS touch display, a power management IC, a 6-axis sensor (accelerometer and gyroscope), an RTC chip, and an audio codec.
Key Features:
- Equipped with a dual-core ESP32-S3R8 Xtensa® 32-bit LX7 processor, clocked up to 240 MHz
- Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), with a built-in antenna
- Built-in 512KB SRAM and 384KB ROM, with 8MB PSRAM on board and external 16MB Flash memory
- USB Type-C connector ensuring better compatibility and ease of use
- 3.5-inch capacitive IPS touch display with 320 × 480 resolution, 262K colors
- LCD and touch controller AXS15231B, using QSPI and I2C communication respectively
- 6-axis IMU QMI8658 sensor (3-axis accelerometer and 3-axis gyroscope) for gesture detection
- RTC PCF85063, powered by the main lithium battery via the AXP2101 IC, with a reserved RTC battery connector
- Built-in programmable PWR and BOOT buttons
- MX1.25 connector for charging/discharging a 3.7V lithium battery
- Exposed I2C, UART, USB interfaces and numerous GPIO pins for connecting peripherals
- TF card slot for memory expansion and fast data transfer
- Camera interface, compatible with popular models like OV2640 and OV5640
- AXP2101 IC for efficient power management, battery charging, and optimization of its lifespan
IPS Display Panel
Excellent image quality, 262 thousand colors, and wide viewing angles, ideal for dynamic projects.
OV2640 / OV5640 Camera Support
Optionally available OV5640 5MP camera module, suitable for image capture, video monitoring, and other applications.
* The OV5640 5MP camera module is included only in the ESP32-S3-Touch-LCD-3.5B-C version.
Board Description
- ESP32-S3R8
SoC with Wi-Fi and Bluetooth, frequency up to 240 MHz, with built-in 8MB PSRAM - Built-in antenna
- W25Q128JVSIQ
16MB NOR-Flash memory - Camera interface
Supports popular cameras like OV5640 / OV2640 - TF card slot
- IPEX 1 antenna connector
Reserved connector, activated by resoldering a resistor - MX1.25 speaker connector
- BOOT button
- RESET button
- PWR button
- AXP2101
Highly integrated power management IC
- Charging LED
- USB Type-C port
- ES8311
Low-power audio codec IC - Power LED
- Microphone
- RTC battery connector SH1.0
For connecting an RTC battery - MX1.25 lithium battery connector
MX1.25 2P connector, for 3.7V lithium battery, supports charging and discharging - GPIO 2.54mm connector
Provides IO pins for easy expansion - PCF85063
RTC IC - QMI8658
6-axis IMU (3-axis gyroscope and 3-axis accelerometer)
Display Parameters:
| Display Panel | IPS | Diagonal | 3.5 inch |
|---|---|---|---|
| Resolution | 320 × 480 pixels | Colors | 262K |
| Brightness | 210 cd/㎡ | Contrast | 1000:1 |
| Driver | AXS15231B | Touch Type | Capacitive |
| Display Interface | QSPI | Touch Interface | I2C |
Pinout
Dimensions
Package Contents
- ESP32-S3-Touch-LCD-3.5B x1
- Speaker 6Ω 1W ×1
Wiki: https://www.waveshare.com/wiki/ESP32-S3-Touch-LCD-3.5B
Safety
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