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ChipScope Pro Software and Cores User Guide
UG029 (v14.3) October 16, 2012
Chapter 5:
ChipScope Engine Tcl Interface
::chipscope::csejtag_tap set_device_count
This subcommand is used to set the number of devices in the current JTAG chain.
Note:
The JTAG target must be locked by using the
::chipscope::csejtag_target lock
subcommand before calling this subcommand.
Syntax
::chipscope::csejtag_tap set_device_count handle count
Arguments
Returns
An exception is thrown if the subcommand fails.
Example
Set the number of devices in the JTAG chain to four.
%::chipscope::csejtag_tap set_device_count $handle 4
Back to list of all CseJtag Tcl Commands
Table 5-30:
Arguments for Subcommand ::chipscope::csejtag_tap
set_device_count
Argument
Type
Description
handle
Required
Handle to the session that is returned by
::chipscope::csejtag_session create.
count
Number of devices in the JTAG chain.