Voice input at ADC (p20) is sampled at 16kHz and delayed 0.1-0.5s and output at DAC (p18).

Dependencies:   mbed

History

Buffer size is increased to 10,000. default tip

2021-07-26, by titanium [Mon, 26 Jul 2021 01:25:31 +0000] rev 3

Buffer size is increased to 10,000.


recursive echo;

2019-04-19, by titanium [Fri, 19 Apr 2019 04:11:04 +0000] rev 2

recursive echo;


echo machine v2 pwm enabled

2019-04-17, by titanium [Wed, 17 Apr 2019 04:53:40 +0000] rev 1

echo machine v2 pwm enabled


echo machine v1

2019-04-17, by titanium [Wed, 17 Apr 2019 03:23:25 +0000] rev 0

echo machine v1