diff --git a/SCRIPT/openfpga_shell_script/skywater_generate_bitstream_using_key_example_script.openfpga b/SCRIPT/openfpga_shell_script/skywater_generate_bitstream_using_key_example_script.openfpga
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+++ b/SCRIPT/openfpga_shell_script/skywater_generate_bitstream_using_key_example_script.openfpga
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+# This script is designed to generate bitstream
+# with a fixed device layout, which can be used for bitstream loaders
+vpr ${VPR_ARCH_FILE} ${VPR_TESTBENCH_BLIF} --clock_modeling ideal --device ${OPENFPGA_VPR_DEVICE_LAYOUT} --route_chan_width ${OPENFPGA_VPR_ROUTE_CHAN_WIDTH} --absorb_buffer_luts off
+
+# Read OpenFPGA architecture definition
+read_openfpga_arch -f ${OPENFPGA_ARCH_FILE}
+
+# Read OpenFPGA simulation settings
+read_openfpga_simulation_setting -f ${OPENFPGA_SIM_SETTING_FILE}
+
+# Annotate the OpenFPGA architecture to VPR data base
+# to debug use --verbose options
+link_openfpga_arch --activity_file ${ACTIVITY_FILE} --sort_gsb_chan_node_in_edges
+
+# Check and correct any naming conflicts in the BLIF netlist
+check_netlist_naming_conflict --fix --report ./netlist_renaming.xml
+
+# Apply fix-up to clustering nets based on routing results
+pb_pin_fixup #--verbose
+
+# Apply fix-up to Look-Up Table truth tables based on packing results
+lut_truth_table_fixup
+
+# Build the module graph
+#  - Enabled compression on routing architecture modules
+#  - Enable pin duplication on grid modules
+#  - Enabled frame view creation to save runtime and memory
+#    Note that this is turned on when bitstream generation 
+#    is the ONLY purpose of the flow!!!
+build_fabric --compress_routing --duplicate_grid_pin --frame_view --load_fabric_key ${EXTERNAL_FABRIC_KEY_FILE} #--verbose
+
+# Repack the netlist to physical pbs
+# This must be done before bitstream generator and testbench generation
+# Strongly recommend it is done after all the fix-up have been applied
+repack #--verbose
+
+# Build the bitstream
+#  - Output the fabric-independent bitstream to a file
+build_architecture_bitstream --verbose --write_file arch_bitstream.xml
+
+# Build fabric-dependent bitstream
+build_fabric_bitstream --verbose
+
+# Write fabric-dependent bitstream
+write_fabric_bitstream --file fabric_bitstream.txt --format plain_text
+write_fabric_bitstream --file fabric_bitstream.xml --format xml
+
+# Finish and exit OpenFPGA
+exit