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MCF5307 User’s Manual
Background Debug Mode (BDM)
Command Sequence:
Figure 5-29. FILL Command Sequence
Operand Data:
A single operand is data to be written to the memory location. Byte
data is sent as a 16-bit word, justied in the least-signicant byte; 16-
and 32-bit operands are sent as 16 and 32 bits, respectively.
Result Data:
Command complete status (0xFFFF) is returned when the register
write is complete. A value of 0x0001 (with S set) is returned if a bus
error occurs.
NEXT CMD
"NOT READY"
XXX
BERR
"CMD COMPLETE"
DATA
"NOT READY"
XXX
NEXT CMD
XXX
"ILLEGAL"
NEXT CMD
"NOT READY"
FILL (LONG)
???
WRITE
MEMORY
LOCATION
NEXT CMD
"NOT READY"
XXX
"NOT READY"
XXX
BERR
"CMD COMPLETE"
MS DATA
"NOT READY"
NEXT CMD
XXX
"ILLEGAL"
NEXT CMD
"NOT READY"
LS DATA
"NOT READY"
WRITE
MEMORY
LOCATION
FILL (B/W)
???
FILL (LONG)
FILL (B/W)
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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