Use the io pin of nios to simulate the timing of spi to read&write date from&to tf card, and comes with a simple code written by verilog to refresh the vga monitor.

nios2\.qsys_edit\filters.xml
.....\..........\preferences.xml
.....\.sopc_builder\filters.xml
.....\.............\install.ptf
.....\.............\install2.ptf
.....\.............\preferences.xml
.....\Chain1.cdf
.....\cpu.ocp
.....\cpu.sdc
.....\cpu.v
.....\cpu_ic_tag_ram.mif
.....\cpu_jtag_debug_module_sysclk.v
.....\cpu_jtag_debug_module_tck.v
.....\cpu_jtag_debug_module_wrapper.v
.....\cpu_mult_cell.v
.....\cpu_ociram_default_contents.mif
.....\cpu_oci_test_bench.v
.....\cpu_rf_ram_a.mif
.....\cpu_rf_ram_b.mif
.....\cpu_test_bench.v
.....\db\altsyncram_22g1.tdf
.....\..\altsyncram_5of1.tdf
.....\..\altsyncram_6of1.tdf
.....\..\altsyncram_7d41.tdf
.....\..\altsyncram_bul1.tdf
.....\..\altsyncram_evb1.tdf
.....\..\altsyncram_g602.tdf
.....\..\altsyncram_v172.tdf
.....\..\a_dpfifo_au21.tdf
.....\..\a_fefifo_7cf.tdf
.....\..\cntr_hkb.tdf
.....\..\cntr_tk7.tdf
.....\..\dpram_7i21.tdf
.....\..\logic_util_heursitic.dat
.....\..\mult_add_om72.tdf
.....\..\nios2.db_info
.....\..\nios2.ipinfo
.....\..\nios2.sld_design_entry.sci
.....\..\nios2_global_asgn_op.abo
.....\..\prev_cmp_nios2.asm.qmsg
.....\..\prev_cmp_nios2.eda.qmsg
.....\..\prev_cmp_nios2.fit.qmsg
.....\..\prev_cmp_nios2.map.qmsg
.....\..\prev_cmp_nios2.qmsg
.....\..\prev_cmp_nios2.tan.qmsg
.....\..\scfifo_3o21.tdf
.....\epcs_flash_controller.v
.....\epcs_flash_controller_boot_rom.hex
.....\incremental_db\compiled_partitions\nios2.autoh_e4eb1.map.dpi
.....\..............\...................\nios2.autoh_e4eb1.map.kpt
.....\..............\...................\nios2.autoh_e4eb1.map.logdb
.....\..............\...................\nios2.db_info
.....\..............\...................\nios2.root_partition.cmp.atm
.....\..............\...................\nios2.root_partition.cmp.cfm
.....\..............\...................\nios2.root_partition.cmp.dfp
.....\..............\...................\nios2.root_partition.cmp.hdbx
.....\..............\...................\nios2.root_partition.cmp.kpt
.....\..............\...................\nios2.root_partition.cmp.logdb
.....\..............\...................\nios2.root_partition.cmp.rcf
.....\..............\...................\nios2.root_partition.map.atm
.....\..............\...................\nios2.root_partition.map.dpi
.....\..............\...................\nios2.root_partition.map.hdbx
.....\..............\...................\nios2.root_partition.map.kpt
.....\..............\...................\nios2.root_partition.merge_hb.atm
.....\..............\...................\nios2.sldhu_30e344a040fd07e1533c49de5f2d67d1.map.atm
.....\..............\...................\nios2.sldhu_30e344a040fd07e1533c49de5f2d67d1.map.dpi
.....\..............\...................\nios2.sldhu_30e344a040fd07e1533c49de5f2d67d1.map.hdbx
.....\..............\...................\nios2.sldhu_30e344a040fd07e1533c49de5f2d67d1.map.kpt
.....\..............\...................\nios2.sldhu_30e344a040fd07e1533c49de5f2d67d1.map.logdb
.....\..............\README
.....\jtag_uart.v
.....\kernel.bsf
.....\kernel.html
.....\kernel.ptf
.....\kernel.ptf.8.0
.....\kernel.ptf.bak
.....\kernel.ptf.pre_generation_ptf
.....\kernel.qip
.....\kernel.sopc
.....\kernel.sopcinfo
.....\kernel.v
.....\kernel_generation_script
.....\kernel_inst.v
.....\kernel_log.txt
.....\.......sim\atail-f.pl
.....\..........\dummy_file
.....\..........\jtag_uart_input_mutex.dat
.....\..........\jtag_uart_input_stream.dat
.....\..........\jtag_uart_output_stream.dat
.....\nios2.asm.rpt
.....\nios2.bdf
.....\nios2.cdf
.....\nios2.done
.....\nios2.dpf
.....\nios2.eda.rpt
.....\nios2.fit.rpt
.....\nios2.fit.smsg
.....\nios2.fit.summary
.....\nios2.flow.rpt
.....\nios2.jdi

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