Motorola MPC533 Reference Manual page 962

Signal Interface
Error Code
01000-10111
11000-11111
1
This type of message is not available on all device revisions. Refer to the
device errata for the version of silicon in use.
Vendor-defined messages outlined in Table 22-21 are also supported by READI.
Table 22-21. Vendor-Defined Messages Supported
TCODE Name Packet Size
Dev Port Access —
DSDI Data Message
Dev Port Access
—DSDO Data
Message
Dev Port Access —
BDM Status Message
Program Trace —
Indirect Branch
Message With
1
Compressed Code
Program Trace —
Direct Branch
Synchronization
Message With
1
Compressed Code
(PTSM = 0)
22-30
PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE
Table 22-20. Error Message Codes
00000 Ownership trace overrun
00001 Program trace overrun
00010 Data trace overrun
00011 Read/write access error
00100 Invalid message
00101 Invalid access opcode
00110 Watchpoint overrun
00111 Program/data/ownership trace overrun
Reserved
Vendor Defined
Minimum Maximum
Packet Size
(bits) (bits)
6 6
10 35
6 6
10 35
6 6
1 1
6 6
1 8
6 6
1 23
6 6
6 6
1 23
MPC533 Reference Manual
Description
1
1
1
Packet
Packet Description
Type
Fixed TCODE number = 56 (0x38)
Variable BDM Development Serial Data In (DSDI)
Fixed TCODE number = 57 (0x39)
Variable BDM Development Serial Data Out
(DSDO)
Fixed TCODE number = 58 (0x3A)
Fixed BDM status
Fixed TCODE number = 59 (0x3B)
Variable Number of sequential instructions
executed since last taken branch
Fixed Bit address
Variable Unique portion of the target address for
taken branches and exceptions
(compressed code)
Fixed TCODE number = 60 (0x3C)
Fixed Bit address
Variable Current instruction address
Direction
From
Tool
From
Device
From
Device
From
Device
From
Device
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