Features

Bluetooth®

• Bluetooth Low Energy (Bluetooth 5.3 certified)

• Bluetooth mesh

• Bluetooth Low Energy long range (Coded PHY, 125 Kbps and 500 Kbps)

• Bluetooth Low Energy high speed (2 Mbps)

• Bluetooth Low Energy advertising extensions and multiple advertising sets

• Simultaneous operation of Broadcaster, Observer, Central, and Peripheral devices

• Multiple connections

• LE power control

802.15.4

• IEEE Standard 802.15.4-2015 compliant

• Supports 250 Kbps data rate in 2.4 GHz band and OQPSK PHY

• Supports Thread

• Supports Zigbee 3.0

• Supports Matter

• Supports other application-layer protocols (HomeKit, MQTT, etc)

CPU and Memory

• 32-bit RISC-V single-core processor

• Clock speed: up to 96 MHz

• CoreMark® score:

– at 96 MHz: 303.38 CoreMark; 3.16 CoreMark/MHz

• Four-stage pipeline

• 128 KB ROM (TCM)

• 320 KB SRAM (TCM)

• 4 KB LP Memory

• 2 MB or 4 MB in-package flash

• 16 KB cache

• Supported SPI protocols: SPI, Dual SPI, Quad SPI, and QPI interfaces that allow connection to flash and

other SPI devices

• Flash in-Circuit Programming (ICP)

Advanced Peripheral Interfaces

• 19 programmable GPIOs

– Three strapping pins: GPIO8, GPIO9, and GPIO25

• Digital interfaces:

– Two SPI ports for communication with flash

– General-purpose SPI port

– Two UART

– Two I2C

– I2S

– RMT, with up to 2 transmit channels and 2 receive channels

– Pulse count controller

– LED PWM controller, up to 6 channels

– USB Serial/JTAG controller

– Motor Control PWM (MCPWM)

– General DMA controller, with 3 transmit channels and 3 receive channels

– TWAI® controller, compatible with ISO 11898-1 (CAN Specification 2.0)

– SoC event task matrix (ETM)

– Parallel IO (PARLIO) controller

• Analog interfaces:

– 12-bit SAR ADC, up to 5 channels

– Temperature sensor

• Timers:

– Two 54-bit general-purpose timers

– 52-bit system timer

– Three watchdog timers

Power Management

• Fine-resolution power control through a selection of clock frequency, duty cycle, RF operating modes,

and individual power control of internal components

• Four power modes designed for typical scenarios: Active, Modem-sleep, Light-sleep, Deep-sleep

• Power consumption in Deep-sleep mode is 7 μA

• LP memory remains powered on in Deep-sleep mode

Security

• Secure boot - ensuring firmware integrity

• Flash encryption - memory encryption and decryption

• 4096-bit OTP, up to 1792 bits for users

• Cryptographic hardware acceleration:

– AES-128/256 (FIPS PUB 197)

* ECB/CBC/CFB/OFB/CTR (FIPS PUB 800-38A)

– SHA Accelerator (FIPS PUB 180-4)

– RSA Accelerator

– ECC Accelerator

– ECDSA (Elliptic Curve Digital Signature Algorithm)

– HMAC

– Digital signature

• Access permission management (APM)

• Random Number Generator (RNG)

• Power Glitch Detector

RF Module

• Antenna switches, RF balun, power amplifier, low-noise receive amplifier

• Up to -106.5 dBm of sensitivity for Bluetooth LE receiver (125 Kbps)

• Up to -102.5 dBm of sensitivity for 802.15.4 receiver (250 Kbps)

Applications

With low power consumption, ESP32-H2 is an ideal choice for IoT devices in the following areas:

• Smart Home

• Industrial Automation

• Health Care

• Consumer Electronics

• Smart Agriculture

• Matter Solutions

• Service Robot

• Generic Low-power IoT Sensor Hubs

• Generic Low-power IoT Data Loggers