Espressif ESP8266 Series - ESP8266 EX Pin Definitions

ESP8266EX
1.3.
Pin Definitions
The pin assignments for 32-pin QFN package is illustrated in Figure 1-2.
Figure 1-2: ESP8266EX Pin Assignments
Table 1-2 lists the definitions and functions of each pin.
Package size
QFN32-pin (5 mm x 5 mm)
External interface
N/A
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 for customised development / cloud server development
Network Protocols
IPv4, TCP / UDP / HTTP / FTP
User configuration
AT Instruction Set, Cloud Server, Android/ iOS App
Categories
Items
Parameters
Table 1-2: ESP8266EX Pin Definitions
Pin
Name
Type
Functions
1
VDDA
P
Analog Power 3.0 V ~ 3.6 V
Espressif
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2016.06