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PiPins / pcm.txt
root on 18 Mar 2020 395 bytes pin 1 marking
	 1](2
	 3)(4
	 5)(6
	 7)(8
	 9)(10
	11)(12	CLK
	13)(14
	15)(16
	17)(18
	19)(20
	21)(22
	23)(24
	25)(26
	27)(28
	29)(30
	31)(32
	33)(34
FS	35)(36
	37)(38	DIN
	39)(40	DOUT

- PCM - Pulse-code Modulation -

PCM (Pulse-code Modulation) is a digital representation of sampled analog. On the Raspberry Pi it's a form of digital audio output which can be understood by a DAC for high quality sound.