
9-8
Debugger
memory, set the IBOOT pin LOW. Refer also to the
EB402 Evaluation
Board User’s Guide
.
Use the SDBUG commands in
Table 9.5
to communicate with the target
board though the serial port connection.
The format for serial port commands is:
(sdbug)
sdsp-remote
sdsp-remote-command
9.2.4 JTAG Controller Connection
To use the JTAG connection, you must install a Corelis PCI or PCMCIA
Type II Boundary Scan Controller card on your Windows machine and
install a cable connecting it to your evaluation board.
Note:
The JTAG target is available only for Windows 95/98/NT
platforms.
The JTAG target is invoked by the following commands:
(sdbug)
jtag set_clk 2 0 0
(sdbug)
target jtag
The first command is required to set the parameters for the JTAG clock
(
TCK
) on the Corelis Boundary Scan Controller card, where the first
parameter (
2
) specifies the base clock oscillator to be used (50 MHz), the
Table 9.5
SDBUG UART Connection Commands
Command
Description
close file
filename
Close file
filename.
1
1. This command may also be invoked without the target name. See
Section 9.3.1, “Generic Target-
Specific Commands”
on page
9-11
for details.
help
List UART connection commands.
max_number_of_files
number
Specify the maximum number of files that can be
opened at the same time.
1
memory_download
filename addr size
Write
size
of items to memory
addr
from file
filename
.
addr
can be a label.
1
memory_upload
filename addr size
Read
size
of items from memory
addr
to file
filename
.
addr
can be a label.
1