Optical Audio Interface - Texas Instruments OMAP5910 Technical Reference Manual

Figure 9–6. Optical Audio Interface
McBSP3
FSX_OUT
CLKX_OUT
CLKX_OE
CLKX_IN
DX_OUT
FSR_OUT
CLKR_OUT
CLKR_OE
CLKR_IN
OMAP5910 GPIOs
OMAP5910
DSP peripheral
programmable
CLKS
clock (DSPXOR_CK)
FSX_OE
Tie–off
FSX_IN
0
Tie-off
Config reg
DX_OE
0
FSR_OE
FSR_IN
DR_IN
Config reg
Interface device
mcbsp3_clk
DAU_CLK / DAU_SCLK
mcbsp3_dout
DAU_DOUT / DAU_SWDT
mcbsp3_din
DAU_DIN / DAU_SRDT
DAU_DQSY (output)
DAU_XLAT (input)
DSP Public Peripherals
McBSP3
Optical audio
9-15