The ESP32-S3 N16R8 Dual Type-C Ports Development Board with U.FL/IPEX Antenna Connector having dual cores running at up to 240MHz sit inside, paired with 16MB of flash and 8MB of PSRAM. That PSRAM capacity is what separates this board from standard ESP32 development boards – the 8MB allows frame buffers for image processing, large JSON documents, audio streaming buffers, and TinyML model weights to reside in memory simultaneously without exhausting the 512KB internal SRAM that standard ESP32 boards provide. The N16R8 designation identifies this specific flash and PSRAM combination precisely.
The esp32 s3 n16r8 board adds a U.FL/IPEX antenna connector alongside the standard onboard PCB antenna. That connector accepts an external SMA pigtail and antenna, extending WiFi range inside metal enclosures or through concrete walls where the PCB antenna signal attenuates. The dual Type-C port design assigns separate functions to each port – one connects to the USB-to-serial chip for standard Arduino IDE flashing, while the second connects directly to the ESP32-S3 native USB controller for HID device, USB audio, or USB mass storage.
Operating voltage runs from 3V to 3.6V DC – all GPIO and interface pins operate at 3.3V logic, requiring level shifting before connecting 5V peripheral signals to any GPIO. The esp32-s3 n16r8 development board pinout exposes PWM, UART, SPI, I2C, and I2S across the 44-pin header layout, covering motor control, display, audio code, and sensor. This ESP32-S3 N16R8 Development Board is working on edge AI, audio projects, and advanced wireless electronics projects.
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Features:
- 8MB PSRAM handles frame buffers, audio streams, and TinyML model weights
- Dual Type-C assigns UART programming and native USB OTG to separate ports
- I2S interface connects audio codec and microphone modules for voice builds
- LX7 vector extensions accelerate TinyML inference beyond standard LX6 capability
Technical Specifications:
Applications:
- ESP32-S3 N16R8 runs wake-word detection TinyML model using 8MB PSRAM storage
- N16R8 development board pinout I2S pins connect audio codec for voice capture
- Board streams camera frame data over WiFi to remote browser dashboard
- Dual Type-C board appears as USB audio device through native USB OTG port
- ESP32 S3 N16R8 development board with U.FL antenna suits long-range WiFi sensor enclosure
Package Includes:
- 1 x ESP32-S3 N16R8 Dual Type-C Ports Development Board
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