1-14
DSP56367
MOTOROLA
DSP56367 Overview
Peripheral Overview
1.5.6
SERIAL HOST INTERFACE (SHI)
The SHI is a serial input/output interface providing a path for communication and
program/coefficient data transfers between the DSP and an external host processor. The SHI
can also communicate with other serial peripheral devices. The SHI can interface directly to
either of two well-known and widely used synchronous serial buses: the Motorola serial
peripheral interface (SPI) bus and the Philips inter-integrated-circuit control (I
2
C) bus. The
SHI supports either the SPI or I
2
C bus protocol, as required, from a slave or a single-master
device. To minimize DSP overhead, the SHI supports single-, double-, and triple-byte data
transfers. The SHI has a 10-word receive FIFO that permits receiving up to 30 bytes before
generating a receive interrupt, reducing the overhead for data reception. For more information
on the SHI, refer to Section 9 Serial Host Interface on page 9-1.
1.5.7
DIGITAL AUDIO TRANSMITTER (DAX)
The DAX is a serial audio interface module that outputs digital audio data in the AES/EBU,
CP-340 and IEC958 formats. For more information on the DAX, refer to Section 12 Digital
Audio Transmitter on page 12-1.
Summary of Contents for DSP56367
Page 16: ...xvi MOTOROLA CONTENTS Paragraph Number Title Page Number ...
Page 22: ...xxii MOTOROLA List of Figures Figure Number Title Page Number ...
Page 26: ...xxvi MOTOROLA List of Tables Table Number Title Page Number ...
Page 148: ...4 6 DSP56367 MOTOROLA Design Considerations PLL Performance Issues ...
Page 248: ...9 30 DSP56367 MOTOROLA Serial Host Interface SHI Programming Considerations ...
Page 306: ...10 58 DSP56367 MOTOROLA Enhanced Serial Audio Interface ESAI ESAI Initialization Examples ...
Page 389: ...Bootstrap ROM Contents MOTOROLA DSP56367 A 15 end ...
Page 390: ...A 16 DSP56367 MOTOROLA Bootstrap ROM Contents ...
Page 432: ...C 8 DSP56367 MOTOROLA JTAG BSDL ...
Page 484: ...D 52 DSP56367 MOTOROLA Programmer s Reference ...
Page 490: ...E 6 DSP56367 MOTOROLA Power Consumption Benchmark ...
Page 516: ...F 26 DSP56367 MOTOROLA IBIS Model ...
Page 522: ...Index 6 MOTOROLA Index ...
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