Nuke Micro-Sci timing option; the two are equivalent, and Franklin's scheme uses one less trace.

floppy_write.kicad_sch

@@ -1710,12 +1710,21 @@
   (junction (at 62.0268 102.4636) (diameter 0) (color 0 0 0 0)
     (uuid 03bc3abc-0cd2-4ce7-852a-723893747ae1)
   )
+  (junction (at 140.1064 105.1052) (diameter 0) (color 0 0 0 0)
+    (uuid 27e496f2-4ba1-4fca-bab0-1c45f3b3b5ee)
+  )
   (junction (at 140.6144 90.9828) (diameter 0) (color 0 0 0 0)
     (uuid 36ea8122-c4b9-4701-8b2e-6dfe0d8994cc)
   )
   (junction (at 193.04 91.5416) (diameter 0) (color 0 0 0 0)
     (uuid 3e5e757d-08d3-4711-8a53-229f94e7986b)
   )
+  (junction (at 140.6144 85.9028) (diameter 0) (color 0 0 0 0)
+    (uuid 42d5ece3-fef5-4475-94f9-ac47497c0b1b)
+  )
+  (junction (at 140.1064 100.0252) (diameter 0) (color 0 0 0 0)
+    (uuid 5e70e568-f621-4033-983b-765b0f95dc31)
+  )
   (junction (at 139.0396 105.1052) (diameter 0) (color 0 0 0 0)
     (uuid 6a431c18-e4ef-46f2-98af-37895eb58052)
   )
@@ -1725,6 +1734,9 @@
   (junction (at 93.1672 102.4636) (diameter 0) (color 0 0 0 0)
     (uuid b4bee810-0f81-44d0-b7c7-2475be2460e3)
   )
+  (junction (at 140.6144 88.4428) (diameter 0) (color 0 0 0 0)
+    (uuid b9449c69-1c15-4b6f-b6af-02eeff9e3f90)
+  )
 
   (no_connect (at 78.5368 97.3836) (uuid 6bf8dedd-d768-40e9-9de9-37382ecafa75))
   (no_connect (at 190.0428 86.4616) (uuid 830e9a61-651b-49c2-9327-a45a0bef8b23))
@@ -1742,6 +1754,10 @@
     (stroke (width 0) (type default))
     (uuid 0ac03d8e-fc24-4370-a1a3-466137f72449)
   )
+  (wire (pts (xy 139.192 85.9028) (xy 140.6144 85.9028))
+    (stroke (width 0) (type default))
+    (uuid 0da2737a-a92b-4269-896a-9b87e256ff8f)
+  )
   (wire (pts (xy 193.0908 76.6064) (xy 196.1388 76.6064))
     (stroke (width 0) (type default))
     (uuid 133c4194-5205-4211-9c74-1aa444abc3f5)
@@ -1754,7 +1770,7 @@
     (stroke (width 0) (type default))
     (uuid 2264cdc0-ca33-4094-876d-abf2b9378d1c)
   )
-  (wire (pts (xy 139.0396 100.0252) (xy 141.1732 100.0252))
+  (wire (pts (xy 139.0396 100.0252) (xy 140.1064 100.0252))
     (stroke (width 0) (type default))
     (uuid 2d920088-17cf-495f-9407-b482d6a9990f)
   )
@@ -1822,6 +1838,10 @@
     (stroke (width 0) (type default))
     (uuid 61480e63-335e-436b-9b1c-e2d02b687fcd)
   )
+  (wire (pts (xy 140.1064 100.0252) (xy 140.1064 105.1052))
+    (stroke (width 0) (type default))
+    (uuid 618d8671-47cf-484a-b9a0-9fc0c89f26c9)
+  )
   (wire (pts (xy 121.3612 85.9028) (xy 127.5588 85.9028))
     (stroke (width 0) (type default))
     (uuid 66712dad-68d6-4a7c-a835-0a44756760af)
@@ -1870,6 +1890,10 @@
     (stroke (width 0) (type default))
     (uuid 82b5370b-d0f8-4df5-a10c-7939833bfd8f)
   )
+  (wire (pts (xy 140.6144 88.4428) (xy 140.6144 90.9828))
+    (stroke (width 0) (type default))
+    (uuid 860d4624-6130-4ff7-a51c-11987c5064aa)
+  )
   (wire (pts (xy 94.0816 106.2228) (xy 95.9612 106.2228))
     (stroke (width 0) (type default))
     (uuid 86f73294-1836-4d67-a01e-1445e91db2ea)
@@ -1886,6 +1910,10 @@
     (stroke (width 0) (type default))
     (uuid 938e4c0f-dbb5-4ba4-88d8-580da9993cd4)
   )
+  (wire (pts (xy 140.6144 85.9028) (xy 159.1564 85.9028))
+    (stroke (width 0) (type default))
+    (uuid 94274f3e-2aa6-4b90-b309-c7c0fcfdaa26)
+  )
   (wire (pts (xy 156.4132 102.5652) (xy 158.1912 102.5652))
     (stroke (width 0) (type default))
     (uuid 976b437f-9809-4bfe-b230-a82eac758af0)
@@ -1898,10 +1926,18 @@
     (stroke (width 0) (type default))
     (uuid 9a4302b8-f3a5-4b44-9f3c-b7825ad3b9c8)
   )
+  (wire (pts (xy 140.1064 100.0252) (xy 141.1732 100.0252))
+    (stroke (width 0) (type default))
+    (uuid 9c319ea6-f6c5-4f96-8c4d-4eb83558bfc4)
+  )
   (wire (pts (xy 172.0088 98.1964) (xy 182.4228 98.1964))
     (stroke (width 0) (type default))
     (uuid 9d8fd312-9e78-4b2f-99f5-a1c5b904aae8)
   )
+  (wire (pts (xy 140.1064 105.1052) (xy 139.0396 105.1052))
+    (stroke (width 0) (type default))
+    (uuid a05f6778-756a-4245-a058-a21852da89a1)
+  )
   (wire (pts (xy 213.1568 67.056) (xy 213.1568 74.0664))
     (stroke (width 0) (type default))
     (uuid a09aec67-2633-495d-aafe-97a8acf5152a)
@@ -1922,7 +1958,7 @@
     (stroke (width 0) (type default))
     (uuid aff22901-9cae-4512-ae12-0fcb977e0ed1)
   )
-  (wire (pts (xy 141.1732 105.1052) (xy 139.0396 105.1052))
+  (wire (pts (xy 141.1732 105.1052) (xy 140.1064 105.1052))
     (stroke (width 0) (type default))
     (uuid b092330a-fbd0-4628-9cda-0b8b8294e495)
   )
@@ -1946,7 +1982,7 @@
     (stroke (width 0) (type default))
     (uuid ba0e2ba7-84c5-4f38-8f9a-41df31094612)
   )
-  (wire (pts (xy 140.6144 90.9828) (xy 140.6144 88.4428))
+  (wire (pts (xy 140.6144 85.9028) (xy 140.6144 88.4428))
     (stroke (width 0) (type default))
     (uuid bcde47e2-18e2-4933-8ea1-c4aefacee07d)
   )
@@ -2014,10 +2050,6 @@
     (stroke (width 0) (type default))
     (uuid dff3d305-09f5-4459-b083-30ce70cbafea)
   )
-  (wire (pts (xy 159.1564 85.9028) (xy 139.192 85.9028))
-    (stroke (width 0) (type default))
-    (uuid e21dcc68-ae27-4c45-b13e-3211bec5bd1a)
-  )
   (wire (pts (xy 94.1832 90.9828) (xy 95.9612 90.9828))
     (stroke (width 0) (type default))
     (uuid e889fa03-373c-4b84-8881-b4c92b58f96d)
@@ -2071,6 +2103,10 @@
     (uuid dcb6e18f-e25e-49e1-b43a-fe8479aa27ce)
   )
 
+  (label "~{TCNT_DATA}" (at 160.2232 91.5416 0) (fields_autoplaced)
+    (effects (font (size 1.27 1.27)) (justify left bottom))
+    (uuid bc193cab-ed01-4a51-b7b6-e2f2193c5567)
+  )
   (label "~{TCNT}" (at 150.3172 85.9028 0) (fields_autoplaced)
     (effects (font (size 1.27 1.27)) (justify left bottom))
     (uuid bdac2ebf-324f-4551-b341-5184807cba82)
@@ -2283,7 +2319,7 @@
   )
 
   (symbol (lib_id "Connector_Generic:Conn_01x03") (at 134.112 85.9028 0) (mirror y) (unit 1)
-    (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced)
+    (in_bom yes) (on_board no) (dnp yes) (fields_autoplaced)
     (uuid 405581ba-3604-4125-959e-d46310ac09b2)
     (property "Reference" "J5" (at 134.112 77.0128 0)
       (effects (font (size 1.27 1.27)))
@@ -2466,7 +2502,7 @@
   )
 
   (symbol (lib_id "Connector_Generic:Conn_01x03") (at 133.9596 100.0252 0) (mirror y) (unit 1)
-    (in_bom yes) (on_board yes) (dnp no)
+    (in_bom yes) (on_board no) (dnp yes)
     (uuid 85410d22-79be-4cc9-96c7-2d8ebbb40e20)
     (property "Reference" "J6" (at 133.9088 107.1372 0)
       (effects (font (size 1.27 1.27)))