SOUNDBITE Freescale Semiconductor, SOUNDBITE Datasheet - Page 52

• Manufacturer Part Number: SOUNDBITE
• Description: BOARD DEMO AUDIO DEVELOPMENT
• Manufacturer: Freescale Semiconductor
• Series: Symphony™ soundBiter

Specifications of SOUNDBITE

• Main Purpose: Audio, Audio Processing
• Utilized Ic / Part: DSPB56371
• Primary Attributes: Up to 8 channels of digital audio
• Secondary Attributes: USB, I2C, SPI Interface
• Processor To Be Evaluated: DSP56371
• Data Bus Width: 24 bit
• Interface Type: USB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Embedded: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Enhanced Serial Audio Interface Timing
52
Note: Figure 16 is drawn assuming positive polarity high frequency clock (THCKP=0) and positive bit clock polarity
(TCKP=0).
SCKT (output)
Note:
HCKT
(Input/Output)
FSR (Word)
FSR (Word)
FSR (Bit)
FSR (Bit)
frame sync polarity (RFSP=0).
Flags In
Figure 15 is drawn assuming positive polarity bit clock (RCKP=0) and positive
Data In
SCKR
Out
Out
In
In
Figure 15. ESAI Receiver Timing
Figure 16. ESAI HCKT Timing
96
DSP56371 Data Sheet, Rev. 4.1
73
65
62
63
97
69
64
66
74
76
71
75
First Bit
77
72
75
Last Bit
Freescale Semiconductor
70