As a normal MP3

A project log for ESP32 Weather Broadcasting

Simple voice Weather Broadcasting Based to ESP32 Text-to-speech

MakerfabsMakerfabs 07/11/2020 at 09:250 Comments

Of course, it is easy to program the it as a normal MP3 player. there 2 nevigator butttons on the board, suitable for the Previous song/Next song/ confirm ;and the valume adjustment...

By now, it sounds good with 44.1K Hz stereo .wav

But a little awkward, there no volume adjustment function for the DAC

UDA1334ATS , i have to multiply all the data output with a "volume factor"(0~1) to adjust the volume.. the final result not good, there many noise the volume factor added /