Der ESP-WROOM-32 basiert auf Espressifs fortschrittlichstem SoC und verfügt über eine hohe Leistung, eine breite Palette an Peripheriegeräten, Wi-Fi und Bluetooth-Funk, die eine Komplettlösung für fortschrittliche IoT-Anwendungen bieten.
Eigenschaften - 240 MHz dual core Tensilica LX6 microcontroller with 600 DMIPS
- Integrated 520 KB SRAM
- Integrated 802.11BGN HT40 Wi-Fi transceiver, baseband, stack and LWIP
- Integrated dual mode Bluetooth (classic and BLE)
- 4 MByte flash
- 2.2V to 3.6V operating voltage
- -40°C to +125°C operating temperature
- On-board PCB antenna / IPEX connector for external antenna
- Supports sniffer, station, softAP and Wi-Fi direct modes
- Max data rate of 150 Mbps@11n HT40, 72 Mbps@11n HT20, 54 Mbps@11g, and 11 Mbps@11b
- Maximum transmit power of 19.5 dBm@11b, 16.5 dBm@11g, 15.5 dBm@11n
- Minimum receiver sensitivity of -98 dBm
- 135 Mbps UDP sustained throughput
- 2.5 µA deep sleep current
Wi-Fi| 802.11 b/g/n/e/i |
| 802.11 n (2.4 GHz), up to 150 Mbps |
| 802.11 e: QoS for wireless multimedia technology |
| WMM-PS, UAPSD |
| A-MPDU and A-MSDU aggregation |
| Block ACK |
| Fragmentation and defragmentation |
| Automatic Beacon monitoring/scanning |
| 802.11 i security features: pre-authentication and TSN |
| Wi-Fi Protected Access (WPA)/WPA2/WPA2-Enterprise/Wi-Fi Protected Setup (WPS) |
| Infrastructure BSS Station mode/SoftAP mode |
| Wi-Fi Direct (P2P), P2P Discovery, P2P Group Owner mode and P2P Power Management |
| UMA compliant and certified |
| Antenna diversity and selection |
| Compliant with Bluetooth v4.2 BR/EDR and BLE specification |
| Bluetooth | Class-1, class-2 and class-3 transmitter without external power amplifier |
| Enhanced power control |
| +10 dBm transmitting power |
| NZIF receiver with -98 dBm sensitivity |
| Adaptive Frequency Hopping (AFH) |
| Standard HCI based on SDIO/SPI/UART |
| High speed UART HCI, up to 4 Mbps |
| BT 4.2 controller and host stack |
| Service Discover Protocol (SDP) |
| General Access Profile (GAP) |
| Security Manage Protocol (SMP) |
| Bluetooth Low Energy (BLE) |
| ATT/GATT |
| HID |
| All GATT-based profile supported |
| SPP-Like GATT-based profile |
| BLE Beacon |
| A2DP/AVRCP/SPP, HSP/HFP, RFCOMM |
| CVSD and SBC for audio codec |
| Bluetooth Piconet and Scatternet |
ESP32 vs ESP8266:
ESP32ESP8266
| Ethernet MAC Interface | Nicht vorhanden |
| GPIOs für 10 Touch-Sensoren | Nicht vorhanden |
| Temperatur-Sensor (on-chip) | Nicht vorhanden |
| Remote-Controller-Funktionalität | Nicht vorhanden |
| Hall-Sensor | Nicht vorhanden |
| Digital-to-Analog Converter (DAC) | Nicht vorhanden |
| CAN 2.0 | Nicht vorhanden |
Analog-to-Digital Converter (ADC): 16 Kanäle mit 12-Bit
SAR-ADC mit Unterstützung für einen Low-Noise Amplifier (LNA) | 10-bit ADC, kein LNA |
| 2 I2C-Schnittstellen | 1 I2C-Schnittstelle |
| 16 Kanäle für PWM | 8 Kanäle für PWM |
| GPIOs (General-Purpose Input/Output): 36 | GPIOs: 17 |
| 4 SPI-Schnittstellen mit Quad-SPI und maximal 80 MHz | 3 SPI-Schnittstellen mit Quad-SPI und maximal 80 MHz |
