ESP32 KIT ESP32 Development Board ESP32 WROOM 32 with WiFi and Bluetooth

Full Specifications
🧠 Microcontroller & Core
Module: ESP32-WROOM-32
Chip: ESP32-D0WD / D0WDQ6
CPU: Dual-core 32-bit Xtensa LX6
Clock Speed: 80 MHz – 240 MHz
Architecture: 32-bit MCU with integrated wireless connectivity
💾 Memory
Internal SRAM: 520 KB
ROM: 448 KB
RTC SRAM: ~16 KB (low-power memory)
Flash Memory: 4 MB external (typical)
PSRAM: Not included (on standard WROOM-32)
📡 Wireless Connectivity
Wi-Fi:
2.4 GHz
IEEE 802.11 b/g/n
Bluetooth:
Bluetooth 4.2 (Classic + BLE)
RF Output Power: Up to +19.5 dBm
🔌 GPIO & Peripherals
GPIO Pins:
Up to 30–38 pins depending on board
Capacitive Touch Pins: 10 touch sensors
Analog Inputs (ADC):
12-bit SAR ADC
Up to 18 channels
Analog Outputs (DAC):
2 channels (8-bit)
PWM Channels: 16 channels
Timers:
4 general-purpose timers
Communication Interfaces:
UART (3x)
SPI (4x)
I2C (2x)
I2S (2x)
CAN (TWAI)
Other Sensors Built-in:
Hall effect sensor
Temperature sensor
🔋 Power & Electrical Characteristics
Operating Voltage: 3.0V – 3.6V (typically 3.3V)
Input Voltage (USB/VIN): 5V
Current Consumption:
Active: ~80–260 mA
Deep Sleep: <5 µA
Power Modes:
Active
Modem Sleep
Light Sleep
Deep Sleep
🔗 USB & Programming
USB Interface: Micro USB or USB Type-C (varies)
USB-to-Serial Chip: CP2102 / CH340 / CH9102
Auto Reset / Bootloader: Supported
Programming Interfaces: UART bootloader
⚙️ Software & Development Support
Supported IDEs / Platforms:
Arduino IDE
ESP-IDF (official SDK)
MicroPython
PlatformIO
Operating System: FreeRTOS (built-in)
Networking Stack: LwIP TCP/IP
🌐 Wi-Fi Modes
Station (STA)
Access Point (AP)
AP + STA (dual mode)
📐 Physical Characteristics
Board Type: DevKitC / NodeMCU-32 style
Dimensions: ~52–58 mm × 25–28 mm
Pin Layout: 2×15 or 2×19 headers
Form Factor: Breadboard-friendly
🔧 Additional Hardware Features
Reset (EN) button
Boot (IO0) button
Onboard voltage regulator (5V → 3.3V)
Status LED (usually on GPIO2)
Antenna: PCB antenna (or external in “U” versions)
🧪 Typical Applications
IoT systems & smart home devices
Wireless sensors & data logging
Robotics and automation
Web servers & MQTT clients
Bluetooth devices and wearables