Method decVolume

src/DFPlayerMini_Fast.cpp:243–252

/ ! @brief Decrement the volume by 1 out of 30. */ /

 */
 /**************************************************************************/
void DFPlayerMini_Fast::decVolume()
{
	sendStack.commandValue  = dfplayer::DEC_VOL;
	sendStack.feedbackValue = dfplayer::NO_FEEDBACK;
	sendStack.paramMSB = 0;
	sendStack.paramLSB = 0;

	findChecksum(sendStack);
	sendData();
}