3

PPCBug Firmware

Table 3-1. Debugger Commands (Continued)

Command

Description

 

 

TA

Terminal Attach

 

 

TIME

Display Time and Date

 

 

TM

Transparent Mode

 

 

TT

Trace to Temporary Breakpoint

 

 

VE

Verify S-Records Against Memory

 

 

VER

Revision/Version Display

 

 

WL

Write Loop

 

 

Although a command (PFLASH) to allow the erasing and reprogramming

!of Flash memory is available to you, keep in mind that reprogramming any

Caution portion of Flash memory will erase everything currently contained in Flash, including the PPCBug debugger, if the target address addresses the

bank in which it resides.

Diagnostics

The PPCBug hardware diagnostics are intended for testing and troubleshooting the MVME5100.

In order to use the diagnostics, you must switch to the diagnostic directory. You may switch between directories by using the SD (Switch Directories) command. You may view a list of the commands in the directory that you are currently in by using the HE (Help) command.

If you are in the debugger directory, the debugger prompt PPC6-Bug>is displayed, and all of the debugger commands are available. Diagnostics commands cannot be entered at the PPC6-Bug>prompt.

If you are in the diagnostic directory, the diagnostic prompt PPC6-Diag>is displayed, and all of the debugger and diagnostic commands are available.

PPCBug’s diagnostic test groups are listed in Table 3-2. Note that not all tests are performed on the MVME5100. Using the HE command, you can list the diagnostic routines available in each test group. Refer to the

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Motorola Single Board Computer, MVME5100 manual Diagnostics, Time