3-14
DSP56012 User’s Manual
MOTOROLA
Memory, Operating Modes, and Interrupts
Operating Modes
ends up in the first location of the Program ROM (program address
$0A00).
Note:
It is not possible to reach operating Mode 4 during hardware reset. Any
attempt to start up in Mode 4 defaults to Mode 1.
Mode 5
In this mode, the bootstrap ROM is enabled and the bootstrap
program is executed after hardware reset. The internal Program RAM
is loaded with 256 words from the Serial Host Interface (SHI). The SHI
operates in the SPI Slave mode, with 24-bit word width.
Mode 6
Reserved.
Note:
It is not possible to reach operating Mode 6 during hardware reset. Any
attempt to start up in Mode 6 defaults to Mode 1.
Mode 7
In this mode, the bootstrap ROM is enabled and the bootstrap
program is executed after hardware reset. The internal Program RAM
is loaded with 256 oords from the Serial Host Interface (SHI). The SHI
operates in the I
2
C Slave mode, with 24-bit word width.
Note:
The OnCE port operation is enabled at hardware reset. This means the
device can enter the Debug mode at any time after hardware reset.
Summary of Contents for DSP56012
Page 12: ...xii Motorola ...
Page 20: ...xx Motorola ...
Page 21: ...MOTOROLA DSP56012 User s Manual 1 1 SECTION 1 OVERVIEW ...
Page 40: ...1 20 DSP56012 User s Manual MOTOROLA Overview DSP56012 Architectural Overview ...
Page 41: ...MOTOROLA DSP56012 User s Manual 2 1 SECTION 2 SIGNAL DESCRIPTIONS ...
Page 61: ...SECTION 3 MEMORY OPERATING MODES AND INTERRUPTS ...
Page 81: ...MOTOROLA DSP56012 User s Manual 4 1 SECTION 4 PARALLEL HOST INTERFACE ...
Page 148: ...4 68 DSP56012 User s Manual MOTOROLA Parallel Host Interface Host Interface HI ...
Page 149: ...MOTOROLA DSP56012 User s Manual 5 1 SECTION 5 SERIAL HOST INTERFACE ...
Page 179: ...MOTOROLA DSP56012 User s Manual 6 1 SECTION 6 SERIAL AUDIO INTERFACE ...
Page 205: ...MOTOROLA DSP56012 User s Manual 7 1 SECTION 7 GPIO ...
Page 210: ...7 6 DSP56012 User s Manual MOTOROLA GPIO GPIO Register GPIOR ...
Page 211: ...MOTOROLA DSP56012 User s Manual 8 1 SECTION 8 DIGITAL AUDIO TRANSMITTER ...
Page 226: ...8 16 DSP56012 User s Manual MOTOROLA Digital Audio Transmitter DAX Programming Considerations ...
Page 233: ...MOTOROLA DSP56012 User s Manual B 1 APPENDIX B PROGRAMMING REFERENCE ...