seven_segment: Add dumps

diff --git a/display/seven_segment/README b/display/seven_segment/README
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+++ b/display/seven_segment/README
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+-------------------------------------------------------------------------------
+Generic 7-segment display
+-------------------------------------------------------------------------------
+
+These are files containing data to test the function of the seven_segment
+protocol decoder.
+
+
+Logic analyzer setup
+--------------------
+
+Two files were generated without logic analyzer.
+
+For the last file a Saleae Logic clone was used (at 20kHz).
+
+  Probe          Display pin
+  --------------------------
+  0              A
+  1              B
+  2              C
+  3              D
+  4              E
+  5              F
+  6              G
+  7              DP
+
+
+test_7_segment_0-9.sr
+---------------------
+
+Cycles through the numbers 0 to 9.
+
+
+test_7_segment_0-f.sr
+---------------------
+
+Cycles through the numbers 0 to F.
+
+
+test_7_segment_slow.sr
+----------------------
+
+Cycles through the numbers 0 to F with alternating dot.

diff --git a/display/seven_segment/test_7_segment_0-9.sr b/display/seven_segment/test_7_segment_0-9.sr
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diff --git a/display/seven_segment/test_7_segment_0-F.sr b/display/seven_segment/test_7_segment_0-F.sr
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index 0000000..7cf0302
Binary files /dev/null and b/display/seven_segment/test_7_segment_0-F.sr differ

diff --git a/display/seven_segment/test_7_segment_slow.sr b/display/seven_segment/test_7_segment_slow.sr
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index 0000000..2b9e7c6
Binary files /dev/null and b/display/seven_segment/test_7_segment_slow.sr differ