3PCS ESP32 WROOM Development Board for Arduino/IoT/Smart Home

General-Purpose Wi-Fi + Bluetooth + BLE MCU Module

The ESP32-WROOM-32 development board is a robust and versatile Wi-Fi, Bluetooth, and Bluetooth Low Energy (BLE) microcontroller unit (MCU) module. Ideal for both low-power sensor networks and demanding tasks such as speech coding, audio streaming, and MP3 decoding, it is a powerful tool for a wide range of applications.

Core Chip and Processing Power

Powered by the ESP32-DOWDQ6 chip, featuring two independent Xtensa 32-bit LX6 CPU cores, this module delivers a computing power of up to 600 MIPS. The clock frequency can be adjusted to a range of 80 MHz to 240 MHz, providing flexibility in power management.

Memory and Storage

The ESP32-WROOM-32 module includes 448 KB of ROM and 520 KB of SRAM, along with 16 KB of Real-Time Clock (RTC) SRAM. Additionally, it incorporates 4 MB of QSPI Flash, offering ample storage for your software and data.

Integrated Peripherals

This development board includes a rich set of peripherals such as a capacitive touch sensor, Hall sensor, low-noise sense amplifier, SD card interface, Ethernet interface, and high-speed SDIO/SPI and UART interfaces. The 12-bit and 12C interfaces provide precise control and data transfer for various sensors and devices.

Power Management

Users can power off the CPU and utilize the low-power coprocessor to continuously monitor peripheral states or analog quantities to exceed specified thresholds, making it ideal for power-sensitive applications.

Wi-Fi Features

The ESP32-WROOM-32 supports 802.11 b/g/n at 2.4 GHz, delivering speeds up to 150 Mbps. It includes advanced features such as Wireless Multimedia (WMM), Frame Aggregation (TX/RX A-MPDU, RX A-MSDU), and Immediate Block ACK. Additionally, it supports Beacon automatic monitoring and four virtual Wi-Fi ports, operating in Infrastructure BSS, Station Mode, SoftAP Mode, and Promiscuous Mode.

Bluetooth Features

Bluetooth v4.2 is fully supported, including traditional Bluetooth (BR/EDR) and Bluetooth Low Energy (BLE) modes. The module supports Class-1, Class-2, and Class-3 without an external power amplifier, with an output power of up to +12 dBm. NZIF receivers offer a BLE sensitivity of -97 dBm, and it supports standard HCI through SDIO/SPI/UART interfaces for high-speed data transfer up to 4 Mbps.

Security Features

The module includes a Secure Boot feature with flash encryption and a 1024-bit OTP (up to 768 bits available for users). It also has cryptographic hardware accelerators for AES, SHA-2, RSA, ECC, and a Random Number Generator (RNG).

Certification

The ESP32-WROOM-32 module has passed both RF and software protocol certifications, ensuring reliable performance and interoperability.

This development board is the perfect choice for projects requiring advanced connectivity, power management, and security features. Whether you are building IoT devices, sensor networks, or complex embedded systems, the ESP32-WROOM-32 provides the flexibility and performance you need.