MIRO-RC-0140 Waveshare ESP32-S3-Touch-AMOLED-1.75

One variant of Waveshare WS S3 Amoled175. ESP32-S3R8 Xtensa LX7 dual-core up to 240 MHz. 512 KB SRAM, 384 KB ROM, onboard 8 MB PSRAM and an external 16 MB flash. 1.75 inch round AMOLED capacitive touch display, 466 x 466, 16.7M colours, CO5300 driver over QSPI and CST9217 touch over I2C. Dual microphone array with echo cancellation circuit and a low-power audio codec. QMI8658 6-axis IMU, PCF85063 RTC, AXP2101 power management, MX1.25 3.7 V battery header, TF card slot, PWR and BOOT buttons, 8PIN 2.54 mm header exposing 3 GPIO and 1 UART plus reserved I2C and 3 expansion IO pads. 2.4 GHz Wi-Fi 802.11 b/g/n and Bluetooth 5 LE with onboard antenna.

Enclosure included

no

Product class

display_board

ROS 2 support

not_applicable

Documented frameworks

ESP-IDF, Arduino, LVGL

CPU cores

2

CPU frequency (MHz)

240

Display height (px)

466

Display size (in)

1.75

Display

AMOLED

Display width (px)

466

Flash (MB)

16

PSRAM (MB)

8

Touch

capacitive (CST9217)

AI capability (board vendor documented)

audio_capture_playback

Battery connector

MX1.25, 3.7 V

Camera included

no

Charging circuit

AXP2101

CPU architecture

Xtensa LX7

Internal RAM (KB)

512

Microphones

2

SoC family

ESP32-S3

Speaker included

no

AI capability (SoC vendor only, board unverified)

local_wake_word, local_command_recognition

Audio output

—

Bluetooth

Bluetooth 5 (LE)

Brightness (cd/m²)

—

Expansion

TF card slot; 8PIN 2.54 mm header

SoC model

ESP32-S3R8

Wi-Fi

802.11 b/g/n 2.4 GHz

Audio input

—

Battery included

—

Width (mm)

—

Depth (mm)

—

Height (mm)

—

Exposed GPIO (pin)

3

Thread

—

Weight (g)

—

Zigbee

—