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Signal Interface
Table 22-19. Public Messages Supported (continued)
Minimum
Message Name
Size (bits)
Program Trace —
Indirect Branch
Message
Data Trace —
Data Write
Message
Data Trace —
Data Read
Message
1
Error Message
Program Trace
Correction
Message
Program Trace —
Direct Branch
Synchronization
Message (PTSM = 0)
Program Trace —
Direct Branch
2
Synchronization
Message (PTSM = 1)
Program Trace —
Indirect Branch
Synchronization
Message (PTSM = 0)
Program Trace —
Indirect Branch
2
Synchronization
Message (PTSM = 1)
22-28
PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE
Maximum
Packet
Packet
Packet Type
Size (bits)
6
6
Fixed
1
8
Variable
1
23
Variable
6
6
Fixed
1
25
Variable
8
32
Variable
6
6
Fixed
1
25
Variable
8
32
Variable
6
6
Fixed
5
5
Fixed
6
6
Fixed
1
8
Variable
6
6
Fixed
1
1
Variable
1
23
Variable
6
6
Fixed
1
8
Variable
1
23
Variable
6
6
Fixed
1
1
Variable
1
23
Variable
6
6
Fixed
1
8
Variable
1
23
Variable
MPC533 Reference Manual
Packet Description
TCODE number = 4
number of sequential instructions executed
since last taken branch
unique portion of the target address for
taken branches and exceptions
TCODE number = 5
unique portion of the data write address
data write value (8, 16, 32 bits)
TCODE number = 6
unique portion of the data read address
data read value (8, 16, 32 bits)
TCODE number = 8
error code
TCODE number = 10 (0xA)
correcting the number of instructions in the
trace
TCODE number = 11 (0xB)
number of program trace messages
cancelled
full target address
TCODE number = 11 (0xB)
number of sequential instructions executed
since last taken branch
full target address
TCODE number = 12 (0xC)
number of program trace messages
cancelled
full target address
TCODE number = 12 (0xC)
number of sequential instructions executed
since last taken branch
full target address
Direction
From
Device
From
Device
From
Device
From
Device
From
Device
From
Device
From
Device
From
Device
From
Device
MOTOROLA
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