Texas Instruments 990 Operation Manual page 87

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945255-9701
E"or messages:
DP23 Syntax error in trace format character string.
Reenter the command.
DP26 Invalid trace format index number. Reenter
the command.
Examples of typical character strings: Some examples of typical character strings are presented
here. To invoke a PC trace, the character string is
P
If a branch trace is desired, the character string is
T
The character string for a trace that includes PC, instruction and format, workspace pointer
changes, and source and destination effective addresses is
PIWSEDE
To specify all options, the character string is the same as the string equivalent to default trace
format index number 3 (above).
Example 1: Trace format I in the following example is defmed as a program counter trace. The
program counter is the only option printed .
. ST 1,P
.SR 1,0,2000,1 ,N
.MR
PC=198C 46C
.RU
046C
0470
0474
1A92
1A96
198C
198E
1992
1994
1996
Example 2: This example shows the trace format index number
1
set to a full trace .
. ST 1,PIMWTCXSEBARDEBAR
.SR 1 ,24C,260,1 ,S
.MR
3-49
Digital Systems Division