PicoMite: can we explain/fix "ticking" when using PLAY SOUND

Author	Message
matherp Guru Joined: 11/12/2012 Location: United Kingdom Posts: 9730	Posted: 11:39am 20 Mar 2023         Quote   OK , is a battery "noisy" ? Yes when it has all the junk that the RP2040 is adding to it. Try the SDcard approach. Power the amp through a 10ohm resistor with 100uF and 100nF directly across the amp power pins