Espressif Techniques has launched an replace to their ESP32-S3-Field growth package for on-line and offline voice assistants with the ESP32-S3-BOX-3 devkit that also contains a 2.4-inch capacitive touchscreen show with 320×240 decision, two microphones, a built-in speaker, and a USB-C port, however replaces the PMOD connector by a PCIe connector for numerous enlargement modules.
The open-source ESP32-S3 growth package is powered by the ESP32-S3 SoC with AI extensions and can be utilized to implement all types of options utilizing the corporate’s ESP-SR, ESP RainMaker, and Matter options reminiscent of an offline voice assistant, a chatbot powered by ChatGPT, a handheld gaming console, a tiny robotic, a Matter-compatible Sensible Residence hub, and extra.
ESP32-S3-BOX-3 specs:
- WiSoC – ESP32-S3 dual-core Tensilica LX7 as much as 240 MHz with Wi-Fi 4 & Bluetooth 5, AI directions, 512KB SRAM
- Reminiscence and Storage – 16MB octal PSRAM and 16MB QSPI flash
- Show – 2.4-inch capacitive touchscreen show with 320×240 decision
- Audio – Twin microphone, speaker
- USB – 1x USB Kind-C port for energy and debugging (JTAG/serial)
- Growth – PCIe enlargement connector
- Misc
- Energy LED, Mute button and LED, boot mode button, reset button
- 6-axis IMU Sensor (IvenSense ICM-42670)
- Infrared “controller”
- Energy Provide – 5V through USB Kind-C connector or dock
- Dimensions – TBD
The brand new devkit is mainly the identical because the older one, besides it has extra PSRAM (16MB vs 8MB), and the PCIe x1 edge connector permits the connection of one in all 4 enlargement modules of all that are offered as a part of the package:
- ESP32-S3-BOX-3-SENSOR with a microSD card slot, a temperature and humidity sensor, an IR receiver and transmitter, a radar sensor, and an 18650 battery holder.
- ESP32-S3-BOX-3-DOCK brings comparable options as the unique ESP32-S3-BOX with two Pmod headers (16x GPIOs) and energy enter, plus a USB host port
- ESP32-S3-BOX-3-BREAD brings out two rows of pin headers for a simple connection to a breadboard
- ESP32-S3-BOX-3-BRACKET adapter is claimed to help integrating ESP32-S3-BOX-3 as part of any non-smart gadget, however it’s unclear to me which connectors are uncovered…
The design is open-source and also you’ll discover the schematics and PCB supply recordsdata, the 3D recordsdata to print the enclosures, firmware supply code, and numerous examples on GitHub. Examples embrace a ChatGPT chatbot, the manufacturing unit take a look at program utilizing LVGL graphics library, ESP-Rainmaker, and ESP-SR, a picture show demo, LVGL official demos, a Matter change, MP3 music playback, a USB headset instance, and a plant watering demo.
It seems to be an much more enjoyable little growth package to play with due to its enlargement modules and the progress made on the software program facet since 2021. Espressif sells the ESP32-S3-BOX-3 growth package with the primary unit, the 4 enlargement modules, an RGB LED module, and a few cables for $49.99 on Aliexpress. You might also discover further particulars within the official announcement.
![Jean Luc Aufranc](https://cdn.cnx-software.com/wp-content/uploads/2023/05/Jean-Luc-Aufranc.webp?lossy=1&resize=100%2C100&ssl=1)
Jean-Luc began CNX Software program in 2010 as a part-time endeavor, earlier than quitting his job as a software program engineering supervisor, and beginning to write every day information, and critiques full time later in 2011.