Command Set Summary; Command-Sequence Diagram - Motorola MC68340 User Manual

COMMANDS TRANSMITTED TO THE CPU32
COMMAND CODE TRANSMITTED DURING THIS CYCLE
READ (LONG)
??? "NOT READY"
SEQUENCE TAKEN IF
ILLEGAL COMMAND
IS RECEIVED BY CPU32
RESULTS FROM PREVIOUS COMMAND
RESPONSES FROM THE CPU
5.6.2.8.3 Command Set Summary. The BDM command set is summarized in Table 5-23.
Subsequent paragraphs contain detailed descriptions of each command.
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Freescale Semiconductor, Inc.
HIGH-ORDER 16 BITS OF MEMORY ADDRESS
LOW-ORDER 16 BITS OF MEMORY ADDRESS
MS ADDR LS ADDR
"NOT READY"
XXX NEXT CMD
"ILLEGAL" "NOT READY"
DATA UNUSED FROM
THIS TRANSFER
Figure 5-27. Command-Sequence Diagram
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NONSERIAL-RELATED ACTIVITY
SEQUENCE TAKEN IF
OPERATION HAS NOT
COMPLETED
READ
XXX
MEMORY
"NOT READY"
LOCATION
XXX XXX
MS RESULT
XXX
BERR/AERR
SEQUENCE TAKEN IF BUS ERROR
OR ADDRESS ERROR OCCURS ON
MEMORY ACCESS
HIGH- AND LOW-ORDER
16 BITS OF RESULT
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
NEXT
COMMAND
CODE
NEXT CMD
LS RESULT
NEXT CMD
"NOT READY"
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