Details ESP32-S3 1.54inch e-Paper (G) AIoT Development Board, 200 × 200 resolution, Red/Yellow/Black/White, Supports Wi-Fi and BLE Dual-mode Communication ESP32-S3 1.54inch e-Paper AIoT Development Board Supports AI speech interaction, temperature and humidity monitoring, and DIY creative function, etc. Version options ESP32-S3-ePaper-1.54G comes with a 3.7V Lithium Batt (can be installed inside the case) ESP32-S3-ePaper-1.54G-EN without Lithium Batt Features The ESP32-S3-ePaper-1.54G is an e-Paper AIoT development board, equipped with ESP32-S3 microcontroller, which supports Wi-Fi and BLE dual-mode communication. Onboard 1.54inch e-paper display, features ultra-low power consumption and ambient light readability, suitable for portable devices and long-Batt-life scenarios. Integrated with an RTC chip, SHTC3 temperature and humidity sensor, TF card slot, low-power audio codec chip circuit, and Lithium Batt recharge management circuit. Reserved interfaces including USB, UART, I2C, and GPIO for easy functionality expansion and sensor connectivity, providing a flexible and reliable development platform for IoT terminals, electronic tags, portable displays, and other applications. Adopts high-performance Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequency Supports 2.4GHz Wi-Fi and Bluetooth 5 (LE), with onboard antenna Built-in 512KB Static RAM, 384KB ROM, with integrated 8MB Flash and 8MB PSRAM Onboard 1.54inch e-paper display, 200 × 200 resolution, features high contrast and wide viewing angle Onboard audio codec chip, supports voice capture and playback, enabling AI voice interaction applications Onboard PCF85063 RTC chip and SHTC3 temperature & humidity sensor for accurate RTC management and environmental monitoring Onboard TF card slot for external storage of images or files Onboard programmable PWR and BOOT side buttons for customized function development Reserved 2 × 6 2.54mm pitch pin header for convenient external expansion Specifications display panel e-paper display Display size 1.54inch resolution 200 × 200 grey scale 2 Communication interface SPI full refresh time 20s display color red, yellow, black, white Fast Refresh Time 15s Viewing Angle >170° Display Type passively reflective Onboard audio codec chip Supports high-quality audio processing, providing clear and high-quality audio input and output Supports AI Speech Interaction Allows access to online large model platforms such as DeepSeek, Doubao, etc Application Scenarios Suitable for Voice Interaction and Indoor Temperature & Humidity Display, etc Voice Interaction Indoor Temperature & Humidity Display Supports ESP-IDF, Arduino IDE Comprehensive SDK, dev resources, and tutorials to help you easily get started What's On Board ESP32-S3-PICO-1-N8R8 Wi-Fi and Bluetooth SoC, 240MHz operating frequency, with integrated 8MB Flash and 8MB PSRAM TF card slot The TF card must be formatted to FAT32 before use ES8311 audio codec chip Supports audio input and output, low-power design, suitable for speech recognition and voice playback applications BOOT button Press it when powering on to enter download mode PWR button enables power control via software configuration when using Lithium Batt for power supply Type-C port ESP32-S3 USB port for program burning and log printing Microphone for audio capture SHTC3 temperature and humidity sensor provides ambient temperature and humidity measurement, enabling environmental monitoring function MX1.25 2PIN speaker header audio output signal, for connecting external speaker MX1.25 2PIN Lithium Batt header for connecting Lithium Batt Onboard antenna supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE) PCF85063 (back side) RTC chip with timekeeping function 2 × 6PIN 2.54mm pitch female pin header Speaker for audio playback Outline Dimensions
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