Difference between revisions of "LC78815"

From NeoGeo Development Wiki
Jump to: navigation, search
m (I2S format)
m
 
Line 5: Line 5:
 
They're located on the [[NEO-CDA board]].
 
They're located on the [[NEO-CDA board]].
  
CDDA configuration: FSEL=1, MODE1=0, MODE2=1, DATAR=0.
+
CDDA configuration: FSEL=1, MODE1=0, MODE2=1, DATAR=0. SYSCLK is unused.
 
 
Todo: BCLK=44100*2*24=2.116800MHz ? SYSCLK=16.934400MHz ? LRCK=44100Hz ?
 
  
 
[[File:Lc78815_alt_mode2.png]]
 
[[File:Lc78815_alt_mode2.png]]

Latest revision as of 21:19, 13 November 2019

LC78815 surrounded by beautiful sticky flux residue.

The Sanyo LC78815 is a 16-bit stereo audio DAC, used in the NeoGeo CD consoles to translate serial audio data from the CD drive (and the NEO-YSA chip on some models) into analog signals.

They're located on the NEO-CDA board.

CDDA configuration: FSEL=1, MODE1=0, MODE2=1, DATAR=0. SYSCLK is unused.

Lc78815 alt mode2.png

Datasheet

Complete datasheet: [[1]]