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  • Connect the host computer to the micromodule through both the SPI flying leads cable and the USB cable.
  • Start Xilinx ISE iMPACT and follow this procedure for the creation of .mcs file and this procedure for the Indirect ISP. 
Warning
When downloading via parallel JTAG programmer to FPGA, it can happen that programming fails with Error: "'1' : Programming terminated. DONE did not go high." Try setting DIP switch S4 to JTAG-only. A bug in certain Xilinx iMPACT versions can cause this.

For further information about indirect (SPI over JTAG) in-system programming of SPI Flash memories, please see Xilinx Application Note XAPP974 "Indirect Programming of SPI Serial Flash PROMs with Spartan-3A FPGAs".

TE0300 Example

The following example shows the case of iMPACT 10.1.

  • Check the configuration switches against the previous table.
  • Connect the host computer to the micromodule through both the SPI flying leads cable and the USB cable.
  • Start Xilinx ISE iMPACT and follow this procedure for the creation of .mcs file and this procedure for the Indirect ISP.
  •  If the "iMPACT Project" window pops up, press the "Cancel" button.
Scroll pdf title
titleSPI Direct 1 "iMPACT Project" window pops up

  • Double click the "Boundary Scan" option in the "Modes" panel.

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