ESP8266EX / ESP8285

ESP8266EX는 Single chip IoT processor로 MCU와 Wifi를 통합한 IC입니다. 다양한 I/O를 지원하며, MQTT, OneM2M, AWS등 서버연동과 호환 가능합니다. Non-OS SDK, RTOS SDK, Arduino등 개발 환경을 제공합니다. ESP8285는 8Mbit Flash를 내장하여 소형 제품에 적합합니다.

ESP8266EX vs ESP8285

 
ESP8266EA
ESP8285
Internal SPI Flash
None
8Mbit
SPI Flash interface
Quad or Dual (User selection)
Dual

Specification

Standard
FCC/CE/TELEC/SRRC/KC/CI
802.11 b/g/n/e/i
Protocols : 802.11 b/g/n/e/i
Frequency Range 2.4 G ~ 2.5 G (2400M ~ 2483.5M)

Tx Power
802.11 b: +20 dBm
802.11 g: +17 dBm
802.11 n: +14 dBm

Rx Sensitivity
802.11 b: -91 dbm (11 Mbps)
802.11 g: -75 dbm (54 Mbps)
802.11 n: -72 dbm (MCS7)
Antenna PCB Trace, External, IPEX Connector, Ceramic Chip

Hardware
CPU : Tensilica L106 32-bit micro controller
UART/SDIO/SPI/I2C/I2S/IR Remote Control
GPIO/ADC/PWM
Operating Voltage 3.0 V ~ 3.6 V
Operating Current Average value: 80 mA
Operating Temperature Range -40°C ~ 125°C
Storage Temperature Range -40°C ~ 125°C
Software
Wi-Fi Mode station/softAP/SoftAP+station
Security WPA/WPA2
Encryption WEP/TKIP/AES
Firmware Upgrade UART Download / OTA (via network)
Software Development (SDK, Non-OS, AT command, RTOS)
Supports Cloud Server Development / Firmware and
SDK for fast on-chip programming
Network Protocols IPv4, TCP/UDP/HTTP/FTP
User Configuration AT Instruction Set, Cloud Server, Android/iOS App
Package Size
QFN32-pin (5 mm x 5 mm)