Chip

ESP8266EX boards and specs

The cheap Wi-Fi chip that put the hobby world online from 2014, on the ESP-01, ESP-12 modules, NodeMCU and Wemos D1 mini.

Chip specifications

From the datasheet
ArchitectureTensilica L106, 32-bit[1]
Cores1[1]
Clock80 MHz, up to 160 MHz[1]
SRAMAbout 160 KB in total; about 80 KB for application data[1]
FlashNone on the chip; external SPI flash[1]
WirelessWi-Fi 802.11 b/g/n, 2.4 GHz[1]

ESP8266EX datasheet

Boards with the ESP8266EX

42 boards

Sources

1 sources