- Mon May 11, 2015 1:02 pm
#181910
Hello, thanks, yes I converted the mp3 file into the 4 bit format with the audio converter utility also renamed the files as 0000, 0001, 0003, and the save the files in the sd card, the I tried to play music but nothing happens, I make the connection as follow in vcc pin (3.3V), in GND (-), in spk + and spk- I connected the speaker, and at the end I try to play in the pin play sending 3.3V(+) also I tried with (-) but never heard nothing in the speaker I really don´t no if I need something else or the connections are wrong, I really appreciate your help.
thanks in advance.