Intel® Quartus® Prime Pro Edition User Guide: Scripting

ID 683432
Date 12/13/2021

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Document Table of Contents
Give Feedback device_dr_shift (::quartus::jtag)

The following table displays information for the device_dr_shift Tcl command:

Tcl Package and Version

Belongs to ::quartus::jtag

Syntax device_dr_shift [-h | -help] [-long_help] [-dr_value <data register value> ] -length <data register length> [-no_captured_dr_value] [-value_in_hex]
Arguments -h | -help Short help
-long_help Long help with examples and possible return values
-dr_value <data register value> Value of string operand type in either default binary or hexadecimal format to be written into the data register in the JTAG tap controller of the open device
-length <data register length> Length of the data register in the JTAG tap controller in the open device
-no_captured_dr_value Option not to return the data instruction register value. If this is specified, this DR scan may be packed together with the subsequent IR or DR scan until the device is unlocked or a captured value is requested
-value_in_hex Option to specify that the value string is represented in hexadecimal format
Writes the specified value into the data register of
the JTAG tap controller of the open device. Returns
the captured data register value.