Overview
The ESP32-WROOM-32E-N16 is a powerful and versatile WiFi and Bluetooth module developed by Espressif Systems. It is built around the ESP32-D0WD-V3 or ESP32-D0WDR2-V3 chip, which features a dual-core 32-bit LX6 microprocessor with a clock frequency adjustable from 80 MHz to 240 MHz. This module integrates Wi-Fi and Bluetooth capabilities, making it suitable for a wide range of IoT applications. It is known for its low-power consumption and robust performance in compact form factors.
Key Specifications
| Specification | Value |
|---|---|
| Microprocessor | Xtensa dual-core 32-bit LX6, up to 240 MHz |
| ROM | 448 KB |
| SRAM | 520 KB + 16 KB in RTC |
| PSRAM | 2 MB (for ESP32-D0WDR2-V3) |
| WiFi | 802.11b/g/n, up to 150 Mbps |
| Bluetooth | Bluetooth V4.2 BR/EDR and Bluetooth LE |
| Antenna | PCB antenna |
| Operating Voltage | 3.0 ~ 3.6 V |
| Operating Temperature | –40 ~ 85 °C (or –40 ~ 105 °C for specific versions) |
| Flash Memory | 16 MB SPI flash |
| Dimensions | 18 mm x 25.5 mm x 3.1 mm |
| Interfaces | I2C, I2S, PWM, SDIO, SPI, UART |
Key Features
- Dual-core 32-bit LX6 microprocessor with adjustable clock frequency from 80 MHz to 240 MHz.
- Integrated Wi-Fi (802.11b/g/n) and Bluetooth (V4.2 BR/EDR and Bluetooth LE) for robust wireless connectivity.
- Rich set of peripherals including SD card, UART, SPI, SDIO, I2C, LED PWM, Motor PWM, I2S, IR, pulse counter, GPIO, and capacitive touch sensor.
- Low-power consumption with a low-power coprocessor for peripheral monitoring.
- PCB antenna for Wi-Fi and Bluetooth communication.
- Female headers and screw terminals for easy prototyping and stable wire connections.
- Micro SD connector for easy insertion and ejection of Micro SD cards.
Applications
The ESP32-WROOM-32E-N16 is ideal for various IoT applications due to its integrated Wi-Fi and Bluetooth capabilities, low-power consumption, and rich set of peripherals. It is suitable for smart home devices, wearables, industrial automation, and any project requiring robust wireless connectivity and compact form factors.
Q & A
- What is the core processor of the ESP32-WROOM-32E-N16? The core processor is a dual-core 32-bit LX6 microprocessor, with a clock frequency adjustable from 80 MHz to 240 MHz.
- What types of wireless connectivity does the ESP32-WROOM-32E-N16 support? It supports Wi-Fi (802.11b/g/n) and Bluetooth (V4.2 BR/EDR and Bluetooth LE).
- What is the operating voltage range of the ESP32-WROOM-32E-N16? The operating voltage range is 3.0 ~ 3.6 V.
- What are the dimensions of the ESP32-WROOM-32E-N16 module? The dimensions are 18 mm x 25.5 mm x 3.1 mm.
- Does the ESP32-WROOM-32E-N16 have an external antenna option? No, it comes with a PCB antenna.
- What is the maximum operating temperature of the ESP32-WROOM-32E-N16? The maximum operating temperature is 85 °C (or 105 °C for specific versions).
- What types of interfaces does the ESP32-WROOM-32E-N16 support? It supports I2C, I2S, PWM, SDIO, SPI, and UART interfaces.
- How much flash memory does the ESP32-WROOM-32E-N16 have? It has 16 MB SPI flash memory.
- Is the ESP32-WROOM-32E-N16 RoHS compliant? Yes, it is RoHS compliant).
- What are some common applications of the ESP32-WROOM-32E-N16? It is commonly used in IoT applications such as smart home devices, wearables, and industrial automation).
