Port Numbers - Motorola MVME167 Series Installation Manual

By using one of the offset registers, the disassembled code
addresses can be made to match the listing file addresses as follows:
167Bug>
R0 =00000000 00000000?
167Bug>
00000+R0 48E78080
00004+R0 4280
00006+R0 1018
00008+R0 5340
0000A+R0 12D8
0000C+R0 51C8FFFC
00010+R0 4CDF0101
00014+R0 4E75
167Bug>
For additional information about the offset registers, refer to the
Debugging Package for Motorola 68K CISC CPUs User's Manual.

Port Numbers

Some 167Bug commands give you the option to choose the port to
be used to input or output. Valid port numbers which may be used
for these commands are as follows:
1. MVME167 EIA-232-D Debug (Terminal Port 0 or 00) (PORT 1
2. MVME167 EIA-232-D (Terminal Port 1 or 01) (PORT 2 on the
Note
OF R0
1327C.
MD 0+R0;DI CR
< >
on the MVME167 P2 connector). Sometimes known as the
"console port", it is used for interactive user input/output by
default.
MVME167 P2 connector). Sometimes known as the "host
port", this is the default for downloading, uploading,
concurrent mode, and transparent modes.
These logical port numbers (0 and 1) are shown in the
pinouts of the MVME167 as "SERIAL PORT 1" and
"SERIAL PORT 2", respectively. Physically, they are all
part of connector P2.
Entering Debugger Command Lines
CR
< >
MOVEM.L D0/A0,—(A7)
CLR.L D0
MOVE.B (A0)+,D0
SUBQ.W #1,D0
MOVE.B (A0)+,(A1)+
DBF D0,$A+R0
MOVEM.L (A7)+,D0/A0
RTS
5
5-9