High-performance development board featuring 412×412 resolution display, WiFi and Bluetooth connectivity, accelerometer and gyroscope sensor, onboard speaker and microphone for versatile IoT applications.
ESP32-S3 1.46″ LCD Development Board
Integrates QSPI interface display with multiple peripheral interfaces
Features
ESP32-S3-Touch-LCD-1.46 is a microcontroller development board with 2.4GHz WiFi and Bluetooth BLE 5 support, integrates high-capacity Flash and PSRAM. Onboard 1.46inch LCD display which can smoothly run GUI programs such as LVGL. Combined with various peripheral interfaces, it is suitable for the quick development of the HMI and other ESP32-S3 applications.
- Equipped with ESP32-S3R8 high-performance 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 Type-C port, more convenient, better device compatibility
- Onboard 1.46inch LCD display, 412×412 resolution, 16.7M color
- Supports touch function controlled via I2C interface, with interrupt support
- Onboard QMI8658 6-axis IMU (3-axis accelerometer and 3-axis gyroscope) for detecting motion gesture, counting steps, etc.
- Onboard PCF85063 RTC chip with reserved RTC battery header (supports charging) for RTC function requirement
- Onboard programmable PWM and BOOT buttons for easy custom function development
- Onboard 3.7V MX1.25 lithium battery recharge/discharge header
- Onboard TF card slot for extended storage and fast data transfer, flexible for data recording and media playback, simplifying circuit design
- Supports accurate control such as flexible clock and multiple power modes to realize low power consumption in different scenarios
- Adapting multiple GPIO pins which can be mapped to various function interfaces, making it convenient for customers to customize and develop
Application Scenarios
IPS Display Panel
16.7M color, 412×412 resolution, with wide viewing angle
Capacitive Touch
Supports capacitive touch function controlled via I2C interface for flexible operation and smooth UI interaction, with interrupt support
Supports Offline Speech Recognition and AI Speech Interaction
Allows access to online large model platforms to support more AI application scenarios
Onboard Audio Input and Output
Supports high-quality audio processing, providing clear and high-quality audio input and output. Equipped with an offline voice model, enabling device control via setting shortcut commands
Supports Multiple Peripherals
Supports the expansion of multiple peripherals via UART, GPIO and I2C interfaces, etc.
What's On Board
- ESP32-S3R8
dual-core processor, up to 240MHz operating frequency - QST attitude sensor
QMI8658C (6-axis IMU includes a 3-axis gyroscope and a 3-axis accelerometer) - 16MB Flash
- Speaker
- Battery recharge manager
- MP1605GTF-Z
Power supply module, supports 2A (MAX) output - Microphone
- TCA9554PWR
GPIO expander chip - Amplifier chip
- PCM5101 audio decoder
- RTC chip
PCF85063 RTC chip - Multi-Function GPIO header
Multiple GPIOs available
- TF card slot
- IPEX1 connector
Switching to use external antenna via resoldering a onboard resistor - Onboard ceramic antenna
- MX1.25 battery header
MX1.25 2PIN connector, for 3.7V Lithium battery, supports charging and discharging - Battery power supply control button
driver required - BOOT button
- Volume adjustment knob
- Charge indicator
Lithium battery charge indicator, lights up when charging, off when fully charged (the light status is uncertain when the battery is not connected) - USB Type-C port
- Power indicator
- RTC battery header
for connecting rechargeable RTC battery
Outline Dimensions
Without Cover Glass
Measured manually, for reference only
With Protective Cover Glass
Measured manually, for reference only