An ESP8266 running NodeMCU can yield maximum frequency of 1.44 kHz with a duty cycle of 61%. The wave form is given below. The code used to perform this test is: pin =
It can be sometimes challenging to regain control of the NodeMCU running on a ESP8266 when init.lua has a tight loop in it. To do so, first, download esptool.py from GitHub.
I have written a page that contains many useful links about the ESP8266 platform. You can display this page either using the top menu option “ESP8266 Resources” or by cliking
A remarkable book about the ESP8266 is freely available. It can be downloaded from Kolban’s book on the ESP8266. It contains more than 300 pages of information. This book is a