- New
Development board with 3.49" touch screen and ESP32-S3R8 with type-B enclosure, with battery – Waveshare 32375
ID: 1201191
5902186330467
zł147.74
Tax included
zł120.11 tax excl.
ESP32-S3-Touch-LCD-3.49 in the Case B version with a built-in 3.7 V lithium-polymer battery and compact dimensions of 98.50 × 28.99 × 22.80 mm constitutes an efficient and integrated solution for IoT projects, HMI user interfaces and applications with speech recognition.
Description
Development board with a 3.49-inch touch display, based on the ESP32-S3R8 chip featuring a dual-core Xtensa LX7 processor running at up to 240 MHz. It supports 2.4 GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE) wireless communication and is equipped with an onboard antenna. The IPS display has a resolution of 172 × 640 pixels, 16.7M colors, and a capacitive touch panel, offering high image quality and precise touch control.
The unit integrates 8 MB PSRAM, 16 MB Flash, a dual digital microphone with noise and echo reduction, audio codecs ES8311 and ES7210, a 6-axis IMU QMI8658, and the PCF85063 real-time clock. It includes a microSD card slot supporting FAT32, a USB Type-C port for programming, and a 22-pin 2.54 mm expansion header.
The Case B version includes a built-in 3.7 V lithium-polymer battery installed in the lower housing section. On the front, there are power, BOOT, and backlight adjustment buttons.
The device supports ESP-IDF and Arduino IDE development environments and enables voice recognition functionality both offline and online.
Specifications
- ESP32-S3R8: dual-core Xtensa LX7 processor, 240 MHz
- Memory: 512 KB SRAM, 384 KB ROM, 8 MB PSRAM, 16 MB Flash
- Display: 3.49" IPS, 172 × 640, 16.7M colors, capacitive touch
- Driver: AXS15231B (QSPI – LCD, I2C – touch)
- Wireless: Wi-Fi 2.4 GHz (802.11 b/g/n), Bluetooth 5 (LE)
- Audio: ES8311 (DAC), ES7210 (ADC), dual digital microphone
- Sensors: QMI8658 (3-axis accelerometer + 3-axis gyroscope)
- RTC: PCF85063 with backup power
- MicroSD slot (TF), FAT32 support
- Power: built-in 3.7 V lithium-polymer battery
- Ports: USB Type-C, IPEX1 (antenna), audio output, speaker port, 22-pin expansion header (2.54 mm)
- ESP-IDF and Arduino IDE support
- Voice recognition and voice interaction support (offline/online)
- Enclosure dimensions: 98.50 × 28.99 × 22.80 mm
Included
- ESP32-S3-Touch-LCD-3.49 (Case B) ×1
- 3.7 V lithium-polymer battery ×1
1201191
Manufacturer BTC Korporacja sp. z o. o. Lwowska 5 05-120 Legionowo Poland sprzedaz@kamami.pl 22 767 36 20
Responsible person BTC Korporacja sp. z o. o. Lwowska 5 05-120 Legionowo Poland sprzedaz@kamami.pl 22 767 36 20
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