Table 1. System Connections; Table 2. Cdb8415A Jumper Settings - Cirrus Logic Crystal CDB8415A Manual

CONNECTOR
+5V
+3.3V-5V
GND
OPTICAL INPUT
S/PDIF INPUT
AES3 INPUT
PARALLEL PORT
OPTICAL OUTPUT
S/PDIF OUTPUT
AES3 OUTPUT
J32
J51
J6
J37
JUMPER
J7 Selects physical format of digital
audio interface input
J16 Enables AES3 INPUT
J18 Enables S/PDIF INPUT
J17 Enables OPTICAL INPUT
J46 Selects physical format of digital
audio interface output
J49 Enables S/PDFIF OUTPUT
J42 Choose HARDWARE/SOFTWARE
4
INPUT/OUTPUT
Input +5 Volt Analog power
Input +3.3 to 5.0 Volt Digital power
Input Ground connection from power supply
Input Digital Audio Interface optical input
Input Digital Audio Interface coaxial input
Input Digital Audio Interface XLR input
Input/Output Parallel port for connection to parallel port of PC
Output Digital Audio Interface optical output (always active)
Output Digital Audio Interface coaxial output
Output Digital Audio Interface XLR output
Input/Output I/O for RMCLK, ISCLK,ILRCK, and SDIN
Input/Output I/O for OLRCK, OSCLK, OMCK, and SDOUT
12-pin header for CS8415A control from external µ C
Input/Output
12-pin header for CS8405A control from external µ C
Input/Output

Table 1. System Connections

PURPOSE

Table 2. CDB8415A Jumper Settings

SIGNAL PRESENT
POSITION
AES3 & S/PDIF Specifies input as either AES3 or S/PDIF
OPTICAL Specifies input as OPTICAL
ENABLE AES3 INPUT enabled
DISABLE AES3 INPUT disabled
ENABLE S/PDIF INPUT enabled
DISABLE S/PDIF INPUT disabled
ENABLE OPTICAL INPUT enabled
DISABLE OPTICAL INPUT disabled
AES3 Specifies output as AES3 XLR
S/PDIF Specifies output as S/PDIF coaxial
ENABLE S/PDIF OUTPUT enabled
DISABLE S/PDIF OUTPUT disabled
H Enables hardware mode
S Enables software mode
CDB8415A
FUNCTION SELECTED
DS470DB1