Calculating The Device Checksum (Ctrl-K); Viewing The Signature String (Ctrl-S) - Xilinx HW-130 User Manual

HW-130 Programmer User Guide
Figure 2-11 Blank Check Toolbar Button
2. Repeat the previous step until you have checked all the devices

Calculating the Device Checksum (Ctrl-K)

Use the Device Checksum command to calculate the checksum of the
contents of the device in the socket. The method used to calculate the
checksum ignores non-data bits, such as manufacturer ID, device ID,
and reset polarity.
1. After inserting the device in the socket, select the Device
Figure 2-12 Device Checksum Toolbar Button
2. Repeat the previous step until you have calculated the checksum

Viewing the Signature String (Ctrl-S)

Use the Signature String command to retrieve the signature of the
device. The signature string consists of eight alphanumeric characters
2-10
Check toolbar button shown in Figure 2-11.
The software executes the Blank Check command.
If the device is not blank, the message "Failed Blank Check"
is displayed. Otherwise, the software updates the display.
either by clicking on the Blank Check toolbar button or by
pressing the programmer push-button.
Checksum command from the Options menu or click on the
Device Checksum toolbar button.
The software executes the Device Checksum command and
updates the display.
of all the devices either by clicking on the Device Checksum
toolbar button or by pressing the programmer push-button.
Xilinx Development System