add documents

diff --git a/.gitignore b/.gitignore
index f02b6c1..971ad2f 100644 (file)
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,4 @@ DE1_Default
 ref-sdr-sdram-vhdl
 ref-sdr-sdram-vhdl.zip
 DE1_control_panel
+~$*

diff --git a/doc/DE1_UserManual_v1.2.1.pdf b/doc/DE1_UserManual_v1.2.1.pdf
new file mode 100644 (file)
index 0000000..dab3254
Binary files /dev/null and b/doc/DE1_UserManual_v1.2.1.pdf differ

diff --git a/doc/NESDoc.pdf b/doc/NESDoc.pdf
new file mode 100644 (file)
index 0000000..c7c42d1
Binary files /dev/null and b/doc/NESDoc.pdf differ

diff --git a/doc/Ntd_8bit.jpg b/doc/Ntd_8bit.jpg
new file mode 100644 (file)
index 0000000..b774928
Binary files /dev/null and b/doc/Ntd_8bit.jpg differ

diff --git a/doc/Ntsc_timing.png b/doc/Ntsc_timing.png
new file mode 100644 (file)
index 0000000..33d1c6a
Binary files /dev/null and b/doc/Ntsc_timing.png differ

diff --git a/doc/cyc2_cii5v1_01.pdf b/doc/cyc2_cii5v1_01.pdf
new file mode 100644 (file)
index 0000000..feab542
Binary files /dev/null and b/doc/cyc2_cii5v1_01.pdf differ

diff --git a/doc/de1-memory-doc.xlsx b/doc/de1-memory-doc.xlsx
new file mode 100644 (file)
index 0000000..f0d3d8f
Binary files /dev/null and b/doc/de1-memory-doc.xlsx differ

diff --git a/doc/nes_cpu.png b/doc/nes_cpu.png
new file mode 100644 (file)
index 0000000..4fd7449
Binary files /dev/null and b/doc/nes_cpu.png differ