5.32.19 Generating Bitstream and STAPL files

Bitstream allows you to generate a STAPL file for IGLOO, ProASIC3, SmartFusion, Fusion, ProASIC PLUS, and ProASIC devices, or a bitstream file for ProASIC and ProASIC PLUS families. Please consult the Program Files table to find out which file type you should choose.

To generate a bitstream or STAPL file:

  1. From the Tools menu, choose Programming File.
    1. Select Bitstream or STAPL from the File Type drop-down list box. Bitstream files are not available for IGLOO, ProASIC3, SmartFusion, and Fusion devices.
  2. FlashLock. Select one of the following options:
  • No Locking: Creates a programming file which does not secure your device.
    • Use Keyed Lock: Creates a programming file which secures your device with a FlashLock key. The maximum security key for the device is shown in the dialog box. The maximum security key for the device is shown in the dialog box.
  • Use Permanent Lock: Creates a one-time programmable device.
  1. Click OK. Designer validates the security key and alerts you to any concerns. The bitstream file header contains the security key.