# Pulse S32-S3 Development Board

### Overview

The Boardoza Pulse S32-S3 is a high-performance, industrial-grade development breakout board built around the Espressif ESP32-S3-WROOM-1-N4R2 module. Engineered for rapid prototyping and seamless deployment, this board integrates advanced connectivity with robust power management in a standardized 60x60mm form factor.

Designed for professional firmware developers and hardware engineers, the Pulse S32-S3 bridges the gap between evaluation and production-ready embedded systems, specifically targeting IoT, smart industrial automation, and edge computing applications.

|                                                                                                                         Front Side                                                                                                                        |                                                                                                                        Back Side                                                                                                                        |
| :-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------: | :-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------: |
| [![Boardoza\_Pulse](https://github.com/Boardoza/Boardoza_ESP32-S3_Pulse_Development_Board/raw/main/assets/Pulse%20S32-S3%20Front.png)](https://github.com/Boardoza/Boardoza_ESP32-S3_Pulse_Development_Board/blob/main/assets/Pulse%20S32-S3%20Front.png) | [![Boardoza\_Pulse](https://github.com/Boardoza/Boardoza_ESP32-S3_Pulse_Development_Board/raw/main/assets/Pulse%20S32-S3%20Back.png)](https://github.com/Boardoza/Boardoza_ESP32-S3_Pulse_Development_Board/blob/main/assets/Pulse%20S32-S3%20Back.png) |

<div align="left"><figure><img src="https://1077748559-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-LuxEcL3mxZNc5Aa92N6%2Fuploads%2FR3dZfhWXCRZjILdFLUYB%2FPulse%20ESP32-S3-3.png?alt=media&#x26;token=1002de52-c3ee-4ff5-9d1d-c49095fa32eb" alt="" width="375"><figcaption></figcaption></figure></div>

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### Core Technical Specifications

* MCU Core: Dual-core 32-bit Xtensa® LX7 microprocessor running up to 240 MHz.
* Memory Architecture:
  * Internal SRAM: 512 KB
  * External Flash: 8 MB (via QSPI)
  * External PSRAM: 2 MB (Optimized for memory-intensive AI and DSP tasks)
* Wireless Connectivity: \* Wi-Fi: IEEE 802.11 b/g/n (up to 150 Mbps)
  * Bluetooth: Bluetooth 5 (LE) with Long Range support.
* Power Management:
  * Dual-source input via USB Type-C (5V) or 1S Li-Ion Battery (3.7V).
  * Optimized LDO regulators for ultra-low power consumption in Deep Sleep mode.
  * On-board battery charging circuit for portable deployment.
* Form Factor: Industrial-standard 60x60mm PCB layout for modular compatibility.

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### Hardware Interfaces & Connectivity

The Pulse S32-S3 is designed with a rich peripheral set to ensure maximum flexibility for sensor fusion and actuator control:

1. I2C Interface (J3 Connector): Dedicated bus for seamless sensor integration.
2. UART Interface (J4 Connector): High-speed asynchronous communication for telemetry and debugging.
3. Extensive GPIO Header: 22 multi-function GPIO pins supporting SPI, PWM, ADC, and DAC functionalities.
4. Visual Feedback: Integrated Addressable RGB LED for status monitoring and diagnostic signaling.

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### Key Engineering Features

#### AI Acceleration & Signal Processing

The ESP32-S3 silicon includes dedicated vector instructions for accelerating Artificial Intelligence (AI) workloads and Digital Signal Processing (DSP). This makes the Pulse S32-S3 an ideal platform for high-performance edge inference and voice recognition.

#### **Robust Power Path Management**

The board features an intelligent power switching mechanism between USB and Battery inputs, ensuring continuous operation for field-deployed devices. The integrated 3.3V LDO provides stable voltage rails even under high peak currents during wireless transmission.

#### **Ecosystem Compatibility**

Fully compatible with modern development environments, including:

* ESP-IDF (Native SDK)
* Arduino IDE
* PlatformIO
* MicroPython / CircuitPython

#### Applications

* Industrial IoT (IIoT): Edge data processing and gateway communication.
* Smart Home Systems: Centralized control hubs with voice assistant capabilities.
* Wearable Technology: Energy-efficient, battery-powered health and fitness trackers.
* Remote Sensing: Long-range telemetry using Wi-Fi/BLE mesh networking.

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### Board Dimensions

[![Pulse ESP32-S3 Development Board](https://github.com/Boardoza/Boardoza_ESP32-S3_Pulse_Development_Board/raw/main/assets/Pulse%20S32-S3%20Dimension.png)](https://github.com/Boardoza/Boardoza_ESP32-S3_Pulse_Development_Board/blob/main/assets/Pulse%20S32-S3%20Dimension.png)

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{% hint style="info" %}
Ready to integrate? You can purchase the Boardoza **Pulse S32-S3** directly from our [Online Store](https://www.robotshop.com/products/acrome-boardoza-pulse-esp32-s3-development-board?qd=45b5b0d32f98b727df8bde026846231b),. Worldwide shipping is available for engineering samples and production batches.
{% endhint %}