Of course, you could get rid of the nice-sounding DAC chip and output 5-bit PWM directly from the ESP8266, but aside from being a nice quick demo, it’s going to sound like crap. The other ...
The first flaw is the simplest, and only effects ESP8266s. While connecting to an access point, the access point sends the ESP8266 an “AKM suite count” field that contains the number of ...