Built around ESP32 series of SoCs, Xtensa dualcore 32bit

LX6 microprocessor

4/8/16 MB flash available

26 GPIOs, rich set of peripherals

Onboard

PCB antenna or external antenna connector

1.1 Features

CPU and OnChip

Memory

• ESP32-D0WD-V3 or ESP32-D0WDR2-V3

embedded, Xtensa dual-core 32-bit LX6

microprocessor, up to 240 MHz

• 448 KB ROM

• 520 KB SRAM

• 16 KB SRAM in RTC

• ESP32-D0WDR2-V3 also provides 2 MB PSRAM

WiFi

• 802.11b/g/n

• Bit rate: 802.11n up to 150 Mbps

• A-MPDU and A-MSDU aggregation

• 0.4 μs guard interval support

• Center frequency range of operating channel:

2412 ~ 2484 MHz

Bluetooth

• Bluetooth V4.2 BR/EDR and Bluetooth LE

specification

• Class-1, class-2 and class-3 transmitter

• AFH

• CVSD and SBC

Peripherals

• SD card, UART, SPI, SDIO, I2C, LED PWM,

Motor PWM, I2S, IR, pulse counter, GPIO,

capacitive touch sensor, ADC, DAC, TWAI®