Merge pull request #248 from phonec/dev

Additional guard delay after i2s_driver_uninstall
May help in case that an ADC analog microphone is not responding after software reset.

Related to #231

wled00/usermod.cpp

@@ -26,6 +26,7 @@ void userSetup() {
   disableSoundProcessing = true; // just to be safe
   // Reset I2S peripheral for good measure
   i2s_driver_uninstall(I2S_NUM_0);
+  delay(100); // Give this peripheral time to disable to avoid an indeterminate state.
   periph_module_reset(PERIPH_I2S0_MODULE);
 
   delay(100);         // Give that poor microphone some time to setup.
@@ -386,4 +387,4 @@ void usermod_updateInfo(void) {
   audioStatusInfo[3][23] = '\0'; audioStatusInfo[4][23] = '\0';
   audioStatusInfo[5][23] = '\0'; 
   audioStatusInfo[6][23] = '\0'; 
-}
+}