CDB53L21 Datasheet, PDF (20/33 Pages) Cirrus Logic – Evaluation Board for CS53L21

CDB53L21
5. SYSTEM CONNECTIONS AND JUMPERS
CONNECTOR
+5V
GND
RS232
USB
S/PDIF OPTICAL
OUT
S/PDIF COAX OUT
I/O Header
S/W CONTROL
MICRO JTAG
FPGA JTAG
MICRO RESET
FPGA PROGRAM
H/W BOARD RESET
LINEB
LINEA
MIC1
MIC2
REF
J26
J27
J95
J94
OPT2
J68
J5
J109
J110
J78
S4
S2
S1
J62
J7
J35
J51
INPUT/OUTPUT
SIGNAL PRESENT
Input
+5.0 V Power Supply.
Input
Ground Reference .
Input/Output Serial connection to PC for SPI / I²C control port signals.
Input/Output USB connection to PC for SPI / I²C control port signal.
Output
CS8406 digital audio output via optical cable.
Output
Input/Output
Input/Output
Input/Output
Input/Output
Input
Input
Input
CS8406 digital audio output via coaxial cable.
I/O for Clocks & Data.
I/O for external SPI / I²C control port signals.
I/O for programming the micro controller (U84).
I/O for programming the FPGA (U14).
Reset for the micro controller (U84).
Reload Xilinx Flash program into the FPGA (U14).
Reset for the CS53L21 (U1).
Input
RCA phono jacks for analog input signal to CS53L21.
Input
Microphone jacks for analog input signal to CS53L21.
Table 3. System Connections
20
DS700DB1