Motorola DSP56309 User Manual page 109

Core Configuration
Bootstrap Program
The three bytes for each data sequence must be loaded with the least significant byte
first. Once the bootstrap program completes loading the specified number of words, it
jumps to the specified starting address and executes the loaded program.
4.3.1 Mode 0: Expanded Mode
Mode MODD
0 0
The bootstrap ROM is bypassed and the DSP56309 starts fetching instructions beginning
at address $C00000. Memory accesses are performed using SRAM memory access type
with 31 wait states and no address attributes selected (by default).
4.3.2 Modes 1 to 7: Reserved
These modes are reserved for future use.
4.3.3 Mode 8: Expanded Mode
Mode MODD
8 1
The bootstrap ROM is bypassed and the DSP56309 starts fetching instructions beginning
at address $008000. Memory accesses are performed using SRAM memory access type
with 31 wait states and no address attributes selected.
4-6
MODC MODB
0 0
MODC MODB
0 0
DSP56309UM/D
Reset
MODA
Vector
0 $C00000
Reset
MODA
Vector
0 $008000
Description
Expanded mode
Description
Expanded mode
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