Chipscope::csejtag_Tap Get_Device_Idcode - Xilinx ChipScope Pro User Manual

::chipscope::csejtag_tap get_device_idcode

This subcommand returns the 32-bit IDCODE for a given device in the current JTAG chain.
If the device does not support the IDCODE instruction, a null string is returned.
Note:
subcommand before calling this subcommand. Also, the device count must be set prior to calling this
subcommand using the
Syntax
Arguments
Table 5-33: Arguments for Subcommand ::chipscope::csejtag_tap
get_device_idcode
Returns
A 32-character string of ones and zeros representing the 32-bit IDCODE of the device.
An exception is thrown if the subcommand fails.
Example
Get the IDCODE of the device at index 0
Back to list of all CseJtag Tcl Commands
ChipScope Pro Software and Cores User Guide
UG029 (v14.3) October 16, 2012
The JTAG target must be locked by using the
::chipscope::csejtag_tap set_device_count
::chipscope::csejtag_tap get_device_idcode handle deviceIndex
Argument Type
handle
Required
deviceIndex
%set idcode [::chipscope::csejtag_tap get_device_idcode $handle 0]
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::chipscope::csejtag_target lock
Description
Handle to the session that is returned by
::chipscope::csejtag_session create.
Device index (0 to n-1) in the n-length JTAG chain.
CseJtag Tcl Commands
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