MINIMUM TECH FEATURES

• 2.4 GHz Wi-Fi + Bluetooth (Classic + BLE)
• ESP32-WROOM-32 (Espressif) Module
• 38-pin development board format (NOT 38 GPIO — the module has fewer usable GPIOs)
• Ultra-low-power design with deep-sleep support
• Supports AP / STA / AP+STA modes
• Compatible with Arduino IDE, ESP-IDF, MicroPython, PlatformIO
• Built-in FreeRTOS support, LWIP stack

DESCRIPTION (Corrected & Improved)

The ESP32S-WROOM-38PIN development board is based on the ESP32-WROOM-32 module featuring the ESP32-D0WDQ6 chip.
It includes:

✔ Dual-core Tensilica LX6 CPU

• Up to 240 MHz
• Independent core control
• Excellent for multitasking and IoT applications

✔ Memory

• 520 KB SRAM
• 4 MB Flash (typical, depending on board variant)

✔ Wireless Communication

• 2.4 GHz IEEE 802.11 b/g/n
• Bluetooth v4.2 BR/EDR + BLE

✔ Pinout and Connectors

• 38-pin development board layout
• Multiple peripherals:
  • ADC, DAC
  • UART, SPI, I²C
  • PWM, Touch inputs
• Auto-boot and onboard EN/BOOT buttons

✔ Cryptographic Hardware Accelerators

• AES, SHA-2, RSA, ECC
• Secure boot and flash encryption supported

✔ Power

• Operates at: 3.3V internally
• USB 5V input (via onboard regulator)

✔ Programming Compatibility

Supports multiple development ecosystems:

• Arduino IDE
• ESP-IDF
• MicroPython
• PlatformIO

✔ Use Cases

Suitable for IoT, automation, robotics, sensor networks, wireless systems, and prototyping.

SPECIFICATIONS

APPLICATIONS

• IoT Devices
  
• Wireless Sensor Networks
  
• Consumer Electronics
  
• Smart Home Automation
  
• Industrial Automation
  
• Real-Time Monitoring
  
• Security Systems
  
• Robotics & UAVs
  
• Environmental Monitoring
  
• Data Logging
  
• Audio Processing & Streaming