AKD4120_06 Datasheet, PDF (13/47 Pages) Asahi Kasei Microsystems – Sample Rate Converter with Mixer and Volume

ASAHI KASEI
[AKD4120]
2-2-1. Input#2 signal set-up
When Input#2 is connected to external equipment through DIR, PORT3 is used. When the audio data comes from AKM’s ADC
board, PORT2 is used.
[Input#2]
PORT3 (DIR): DIR (Optical link)
PORT2 (ADC): Connect to ADC board with 10pin Port
(1) PORT select
Input#2: Slave Mode
Jumper NO.
JP21 BCK12
PORT
JP22 SDTO12
PORT
JP23 LRCK12
PORT
JP2
JP4
JP6
JP8
JP1 MCK12
MCK14
JP3 SDTO12
SDTO14
JP5 BCK12
BCK14
JP7 LRCK12
LRCK14
JP15 IN
OUT
JP16
JP19
PORT3 (DIR)
short
open
short
open
short
open
open
open
open
open
short
open
short
open
short
open
short
open
open
open
open
open
PORT2 (ADC)
short
short
open
short
short
short
open
open
open
open
short
open
short
open
short
open
short
open
open
short
open
short
(2) Master Clock select
Jumper NO.
JP20
X1 frequency
256fs
(Default)
MCKO2
512fs
512fs
MCKO1
512fs
JP/X/SW
PORT3 (DIR)
PORT2 (ADC)
X’tal (X1)
Ex. Clock (J1)
(Default)
JP18
short
short
open
JP17
open
open
short
X1 (X’tal)
don’t care
use
remove
SW1: NO.5
OFF
ON
ON
When using PORT2, the setting of X’tal or Ex. Clock is used. 512fs (Default: 24.576MHz on board) should be used as X’tal
frequency.
<KM066802>
- 13 -
2006/12