Espressif Systems ESP32-S2 Low-Power Wi-Fi® System-on-Chip Solution
Espressif Systems ESP32-S2 Low-Power Wi-Fi® System-on-Chip (SoC) Solution includes a Wi-Fi subsystem that integrates a Wi-Fi MAC, Wi-Fi radio and baseband, RF switch, RF balun, power amplifier, low noise amplifier (LNA), and more. The ESP32-S2 family is designed for ultra-low-power applications with multiple low-power modes and dedicated hardware security features. These devices provide a rich set of peripheral interfaces, including SPI, I2S, UART, I2C, LED_PWM, LCD interface, camera interface, ADC, DAC, touch sensor, temperature sensor, and 43 GPIOs. Espressif Systems ESP32-S2 SoC is ideal for various application scenarios relating to the Internet of Things (IoT), wearable electronics, and smart homes.
Features
- Wi-Fi
- IEEE 802.11b/g/n-compliant
- Supports 20MHz, 40MHz bandwidth in 2.4GHz band
- Single-band 1T1R mode with data rate up to 150Mbps
- WMM
- TX/RX A-MPDU, RX A-MSDU
- Immediate block ACK
- Fragmentation and defragmentation
- Automatic Beacon monitoring
- 4x virtual Wi-Fi interfaces
- Simultaneous support for Infrastructure Station, SoftAP, and Promiscuous modes
- Antenna diversity
- 802.11mc FTM
- CPU and memory
- Xtensa® single-core 32-bit LX7 microprocessor, up to 240MHz
- 128KB ROM
- 320KB SRAM
- 16KB SRAM in RTC
- Embedded flash and PSRAM
- SPI/QSPI/OSPI supports multiple flash and external RAM chips
- Security
- Secure boot
- Flash encryption
- 4096-bit OTP, up to 1792-bits for users
- Cryptographic hardware acceleration
- AES-128/192/256 (FIPS PUB 197)
- Hash (FIPS PUB 180-4)
- RSA
- Random Number Generator (RNG)
- HMAC
- Digital signature
- Advanced Peripheral Interfaces
- 43x programmable GPIOs
- 2x 13-bit SAR ADCs, up to 20x channels
- 2x 8-bit DAC
- 14x touch sensing IOs
- 4x SPI
- 1x I2S
- 2x I2C
- 2x UART
- RMT (TX/RX)
- LED PWM controller, up to 8x channels
- 1x full-speed USB OTG
- 1x temperature sensor
- 1x DVP 8/16 camera interface, implemented using the hardware resources of I2S
- 1x LCD interface (8-bit serial RGB/8080/6800), implemented using the hardware resources of SPI2
- 1x LCD interface (8-/16-/24-bit-parallel), implemented using the hardware resources of I2S
- 1x TWAI® controller compatible with ISO 11898-1
Applications
- Generic low-power IoT
- Sensor hubs
- Data loggers
- Cameras for video streaming
- Over-the-top (OTT) devices
- USB devices
- Speech recognition
- Image recognition
- Mesh networks
- Home automation
- Light control
- Smart plugs
- Smart door locks
- Smart buildings
- Smart lighting
- Energy monitoring
- Industrial automation
- Industrial wireless controls
- Industrial robotics
- Smart agriculture
- Smart greenhouses
- Smart irrigation
- Agriculture robotics
- Audio
- Internet music players
- Live streaming devices
- Internet radio players
- Audio headsets
- Healthcare
- Health monitoring
- Baby monitors
- Wi-Fi-enabled toys
- Remote control toys
- Proximity sensing toys
- Educational toys
- Wearable electronics
- Smartwatches
- Smart bracelets
- Retail and catering
- POS machines
- Service robots
- Touch sensing
- Waterproof design
- Distance sensing applications
- Linear/wheel slider designs
Related Products
DFRobot ESP32-S2-Saola-1M Development Board
A small-sized ESP32-S2-based development board that features 128KB ROM and 320KB SRAM memory.
DFRobot ESP32-S2-MINI-1 Module (PCB Antenna)
A generic Wi-Fi module that has a rich set of peripherals and features 4MB external SPI flash.
DFRobot ESP32-S2-DevKitM-1 Development Board
Designed to evaluate the ESP32-S2-MINI-1 generic Wi-Fi module.
Espressif Systems ESP32-S2 Development Kits
Used to develop powerful Wi-Fi® MCU modules with a rich set of peripherals.
Veröffentlichungsdatum: 2019-11-05
| Aktualisiert: 2023-08-14