Added oscillator enable jumper to SBC

2024-12-26 23:29:15 +00:00 · 2019-02-09 14:24:20 +01:00 · 2019-02-09 14:24:20 +01:00 · b264b4c559
commit b264b4c559
parent c9cddb7dc7
15 changed files with 3678 additions and 2820 deletions
--- a/SBC-cache.lib
+++ b/SBC-cache.lib
@ -461,6 +461,22 @@ X 3 3 250 0 95 L 50 50 0 1 P
 ENDDRAW
 ENDDEF
 #
+# Jumper_NC_Small
+#
+DEF Jumper_NC_Small JP 0 30 N N 1 F N
+F0 "JP" 0 80 50 H V C CNN
+F1 "Jumper_NC_Small" 10 -60 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+A 0 -10 57 450 1350 0 1 0 N 40 30 -40 30
+C -40 0 20 0 1 0 N
+C 40 0 20 0 1 0 N
+X 1 1 -100 0 40 R 50 50 0 1 P
+X 2 2 100 0 40 L 50 50 0 1 P
+ENDDRAW
+ENDDEF
+#
 # LED
 #
 DEF LED D 0 40 Y N 1 F N
--- a/SBC.kicad_pcb
+++ b/SBC.kicad_pcb
--- a/SBC/RC6502
+++ b/SBC/RC6502
@ -1,7 +1,7 @@
 (export (version D)
  (design
    (source "D:/ownCloud/Documents/Projects/RC6502/RC6502 Apple 1 SBC/RC6502 Apple 1 SBC.sch")
-    (date "09/02/2019 13:34:20")
+    (date "09/02/2019 13:51:35")
    (tool "Eeschema 4.0.7")
    (sheet (number 1) (name /) (tstamps /)
      (title_block
@ -296,7 +296,13 @@
      (footprint Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm)
      (libsource (lib device) (part Jumper_NC_Dual))
      (sheetpath (names /) (tstamps /))
-      (tstamp 5C5FEAD4)))
+      (tstamp 5C5FEAD4))
+    (comp (ref JP1)
+      (value OSC_EN)
+      (footprint Pin_Headers:Pin_Header_Straight_1x02_Pitch2.54mm)
+      (libsource (lib device) (part Jumper_NC_Small))
+      (sheetpath (names /) (tstamps /))
+      (tstamp 5C60279D)))
  (libparts
    (libpart (lib memory) (part 28C256)
      (description "EEROM 32Kx8bits")
@ -594,6 +600,14 @@
        (pin (num 1) (name 1) (type passive))
        (pin (num 2) (name 2) (type passive))
        (pin (num 3) (name 3) (type passive))))
+    (libpart (lib device) (part Jumper_NC_Small)
+      (description "Jumper, normally closed")
+      (fields
+        (field (name Reference) JP)
+        (field (name Value) Jumper_NC_Small))
+      (pins
+        (pin (num 1) (name 1) (type passive))
+        (pin (num 2) (name 2) (type passive))))
    (libpart (lib device) (part LED)
      (description "LED generic")
      (footprints
@ -799,476 +813,477 @@
      (uri "C:\\Program Files\\KiCad\\share\\kicad\\library\\microchip.lib")))
  (nets
    (net (code 1) (name GND)
+      (node (ref U3) (pin 8))
+      (node (ref C6) (pin 2))
      (node (ref U7) (pin 5))
-      (node (ref C4) (pin 2))
+      (node (ref C10) (pin 2))
+      (node (ref SW1) (pin 1))
+      (node (ref X1) (pin 7))
+      (node (ref D1) (pin 1))
+      (node (ref U3) (pin 5))
+      (node (ref U3) (pin 4))
+      (node (ref U8) (pin 1))
+      (node (ref J11) (pin 3))
+      (node (ref J1) (pin 1))
      (node (ref A13) (pin 3))
      (node (ref A14) (pin 3))
+      (node (ref U6) (pin 1))
+      (node (ref U2) (pin 14))
+      (node (ref U4) (pin 14))
+      (node (ref U1) (pin 21))
+      (node (ref C8) (pin 2))
+      (node (ref U9) (pin 16))
+      (node (ref U9) (pin 15))
+      (node (ref C7) (pin 2))
+      (node (ref C5) (pin 2))
+      (node (ref C4) (pin 2))
+      (node (ref C3) (pin 2))
+      (node (ref U9) (pin 10))
+      (node (ref J3) (pin 17))
+      (node (ref U9) (pin 17))
+      (node (ref C9) (pin 2))
+      (node (ref J2) (pin 29))
+      (node (ref C11) (pin 2))
      (node (ref C1) (pin 2))
      (node (ref C2) (pin 2))
-      (node (ref U7) (pin 11))
      (node (ref U7) (pin 7))
-      (node (ref C8) (pin 2))
-      (node (ref U7) (pin 9))
-      (node (ref C3) (pin 2))
-      (node (ref J1) (pin 1))
-      (node (ref U1) (pin 21))
-      (node (ref X1) (pin 7))
-      (node (ref SW1) (pin 1))
-      (node (ref C10) (pin 2))
-      (node (ref C11) (pin 2))
-      (node (ref C6) (pin 2))
-      (node (ref J11) (pin 3))
-      (node (ref U6) (pin 1))
-      (node (ref U4) (pin 14))
-      (node (ref C9) (pin 2))
-      (node (ref U2) (pin 14))
-      (node (ref D1) (pin 1))
-      (node (ref U8) (pin 1))
-      (node (ref U5) (pin 7))
-      (node (ref J2) (pin 29))
-      (node (ref U9) (pin 17))
-      (node (ref U9) (pin 16))
-      (node (ref U3) (pin 8))
-      (node (ref U9) (pin 15))
-      (node (ref J3) (pin 17))
-      (node (ref U3) (pin 5))
      (node (ref U7) (pin 13))
-      (node (ref U3) (pin 4))
-      (node (ref C5) (pin 2))
-      (node (ref U9) (pin 10))
-      (node (ref C7) (pin 2)))
-    (net (code 2) (name "Net-(U6-Pad3)")
-      (node (ref U7) (pin 3))
-      (node (ref U6) (pin 3)))
-    (net (code 3) (name VCC)
-      (node (ref X1) (pin 14))
-      (node (ref J9) (pin 3))
-      (node (ref U9) (pin 9))
-      (node (ref U1) (pin 38))
-      (node (ref R9) (pin 1))
-      (node (ref U1) (pin 8))
-      (node (ref R3) (pin 1))
-      (node (ref J3) (pin 18))
-      (node (ref U3) (pin 16))
-      (node (ref C8) (pin 1))
-      (node (ref C4) (pin 1))
-      (node (ref C5) (pin 1))
-      (node (ref C7) (pin 1))
+      (node (ref U5) (pin 7))
+      (node (ref U7) (pin 9))
+      (node (ref U7) (pin 11)))
+    (net (code 2) (name VCC)
      (node (ref J10) (pin 3))
      (node (ref J11) (pin 1))
+      (node (ref R4) (pin 2))
+      (node (ref U1) (pin 38))
+      (node (ref X1) (pin 14))
+      (node (ref U1) (pin 8))
      (node (ref C9) (pin 1))
-      (node (ref J8) (pin 2))
-      (node (ref R10) (pin 2))
+      (node (ref U8) (pin 20))
+      (node (ref C5) (pin 1))
+      (node (ref R5) (pin 1))
+      (node (ref C8) (pin 1))
+      (node (ref C7) (pin 1))
+      (node (ref C4) (pin 1))
      (node (ref C3) (pin 1))
      (node (ref C2) (pin 1))
-      (node (ref U8) (pin 20))
+      (node (ref U9) (pin 9))
+      (node (ref J3) (pin 18))
+      (node (ref J8) (pin 2))
+      (node (ref U3) (pin 16))
+      (node (ref R10) (pin 2))
+      (node (ref J9) (pin 3))
      (node (ref C1) (pin 1))
-      (node (ref R6) (pin 2))
-      (node (ref U7) (pin 14))
-      (node (ref U6) (pin 8))
-      (node (ref U2) (pin 28))
+      (node (ref R9) (pin 1))
      (node (ref R7) (pin 2))
-      (node (ref R4) (pin 2))
-      (node (ref R1) (pin 2))
-      (node (ref U5) (pin 14))
      (node (ref A13) (pin 1))
      (node (ref A14) (pin 1))
+      (node (ref R6) (pin 2))
+      (node (ref U6) (pin 4))
+      (node (ref R2) (pin 1))
+      (node (ref U2) (pin 28))
+      (node (ref R1) (pin 2))
      (node (ref U4) (pin 28))
      (node (ref R8) (pin 2))
-      (node (ref U6) (pin 4))
-      (node (ref C11) (pin 1))
-      (node (ref R5) (pin 1))
-      (node (ref R2) (pin 1)))
-    (net (code 4) (name CLOCK)
-      (node (ref U1) (pin 37))
-      (node (ref J3) (pin 21))
-      (node (ref X1) (pin 8)))
-    (net (code 5) (name "Net-(D1-Pad2)")
+      (node (ref U6) (pin 8))
+      (node (ref U7) (pin 14))
+      (node (ref U5) (pin 14))
+      (node (ref R3) (pin 1))
+      (node (ref C11) (pin 1)))
+    (net (code 3) (name CS_ROM)
+      (node (ref U5) (pin 3))
+      (node (ref J9) (pin 1)))
+    (net (code 4) (name "Net-(U3-Pad9)")
+      (node (ref U3) (pin 9))
+      (node (ref U5) (pin 4)))
+    (net (code 5) (name "Net-(U3-Pad7)")
+      (node (ref U3) (pin 7))
+      (node (ref U5) (pin 5)))
+    (net (code 6) (name "Net-(D1-Pad2)")
      (node (ref D1) (pin 2))
      (node (ref R5) (pin 2)))
-    (net (code 6) (name CS_ROM)
-      (node (ref J9) (pin 1))
-      (node (ref U5) (pin 3)))
    (net (code 7) (name RESET)
+      (node (ref U8) (pin 34))
      (node (ref J3) (pin 20))
      (node (ref U1) (pin 40))
-      (node (ref U7) (pin 4))
      (node (ref R4) (pin 1))
-      (node (ref U8) (pin 34)))
-    (net (code 8) (name RW)
-      (node (ref U8) (pin 21))
+      (node (ref U7) (pin 4)))
+    (net (code 8) (name "Net-(U2-Pad27)")
+      (node (ref U5) (pin 11))
+      (node (ref U2) (pin 27)))
+    (net (code 9) (name "Net-(U5-Pad13)")
+      (node (ref U5) (pin 8))
+      (node (ref U5) (pin 13)))
+    (net (code 10) (name RW)
      (node (ref U1) (pin 34))
      (node (ref J3) (pin 24))
-      (node (ref U5) (pin 9))
-      (node (ref U5) (pin 10)))
-    (net (code 9) (name PHI2)
-      (node (ref J3) (pin 19))
-      (node (ref U8) (pin 25))
-      (node (ref U5) (pin 12))
-      (node (ref U1) (pin 39)))
-    (net (code 10) (name "Net-(U2-Pad27)")
-      (node (ref U2) (pin 27))
-      (node (ref U5) (pin 11)))
-    (net (code 11) (name "Net-(U5-Pad13)")
-      (node (ref U5) (pin 13))
-      (node (ref U5) (pin 8)))
-    (net (code 12) (name "Net-(U7-Pad12)")
+      (node (ref U5) (pin 10))
+      (node (ref U8) (pin 21))
+      (node (ref U5) (pin 9)))
+    (net (code 11) (name "Net-(U7-Pad12)")
      (node (ref U7) (pin 12)))
+    (net (code 12) (name PHI2)
+      (node (ref U1) (pin 39))
+      (node (ref U8) (pin 25))
+      (node (ref J3) (pin 19))
+      (node (ref U5) (pin 12)))
    (net (code 13) (name "Net-(U7-Pad10)")
      (node (ref U7) (pin 10)))
    (net (code 14) (name "Net-(U7-Pad8)")
      (node (ref U7) (pin 8)))
-    (net (code 15) (name "Net-(U3-Pad9)")
-      (node (ref U5) (pin 4))
-      (node (ref U3) (pin 9)))
-    (net (code 16) (name "Net-(U3-Pad7)")
-      (node (ref U5) (pin 5))
-      (node (ref U3) (pin 7)))
-    (net (code 17) (name "Net-(U5-Pad1)")
+    (net (code 15) (name "Net-(U5-Pad1)")
      (node (ref U5) (pin 2))
-      (node (ref U5) (pin 6))
-      (node (ref U5) (pin 1)))
-    (net (code 18) (name "Net-(R1-Pad1)")
-      (node (ref R1) (pin 1))
-      (node (ref U4) (pin 27)))
-    (net (code 19) (name A14_W)
-      (node (ref U4) (pin 1))
-      (node (ref A14) (pin 2)))
-    (net (code 20) (name A13_W)
+      (node (ref U5) (pin 1))
+      (node (ref U5) (pin 6)))
+    (net (code 16) (name A13_W)
      (node (ref A13) (pin 2))
      (node (ref U4) (pin 26)))
+    (net (code 17) (name "Net-(J9-Pad2)")
+      (node (ref J9) (pin 2))
+      (node (ref U4) (pin 20))
+      (node (ref U4) (pin 22)))
+    (net (code 18) (name "Net-(R1-Pad1)")
+      (node (ref U4) (pin 27))
+      (node (ref R1) (pin 1)))
+    (net (code 19) (name A14_W)
+      (node (ref A14) (pin 2))
+      (node (ref U4) (pin 1)))
+    (net (code 20) (name "Net-(U6-Pad3)")
+      (node (ref U6) (pin 3))
+      (node (ref U7) (pin 3)))
    (net (code 21) (name "Net-(C6-Pad1)")
      (node (ref R2) (pin 2))
      (node (ref C6) (pin 1))
-      (node (ref U6) (pin 2))
-      (node (ref SW1) (pin 2)))
+      (node (ref SW1) (pin 2))
+      (node (ref U6) (pin 2)))
    (net (code 22) (name "Net-(C10-Pad1)")
-      (node (ref U6) (pin 6))
+      (node (ref R3) (pin 2))
      (node (ref C10) (pin 1))
      (node (ref U6) (pin 7))
-      (node (ref R3) (pin 2)))
+      (node (ref U6) (pin 6)))
    (net (code 23) (name "Net-(U6-Pad5)")
      (node (ref U6) (pin 5)))
    (net (code 24) (name "Net-(X1-Pad1)")
      (node (ref X1) (pin 1)))
-    (net (code 25) (name RDY)
-      (node (ref U1) (pin 2))
-      (node (ref J3) (pin 25))
-      (node (ref R6) (pin 1)))
+    (net (code 25) (name CLOCK)
+      (node (ref U1) (pin 37))
+      (node (ref J3) (pin 21))
+      (node (ref JP1) (pin 2)))
    (net (code 26) (name A15)
-      (node (ref U3) (pin 6))
      (node (ref J3) (pin 1))
-      (node (ref U1) (pin 25))
-      (node (ref J10) (pin 1)))
+      (node (ref J10) (pin 1))
+      (node (ref U3) (pin 6))
+      (node (ref U1) (pin 25)))
    (net (code 27) (name "Net-(J2-Pad9)")
      (node (ref J2) (pin 9)))
    (net (code 28) (name "Net-(J2-Pad10)")
      (node (ref J2) (pin 10)))
-    (net (code 29) (name "Net-(J3-Pad38)")
-      (node (ref J3) (pin 38)))
-    (net (code 30) (name "Net-(J3-Pad39)")
-      (node (ref J3) (pin 39)))
-    (net (code 31) (name "Net-(J3-Pad23)")
-      (node (ref J3) (pin 23)))
-    (net (code 32) (name "Net-(J9-Pad2)")
-      (node (ref J9) (pin 2))
-      (node (ref U4) (pin 20))
-      (node (ref U4) (pin 22)))
-    (net (code 33) (name "Net-(J10-Pad2)")
-      (node (ref J10) (pin 2))
-      (node (ref U2) (pin 22))
-      (node (ref U2) (pin 20)))
-    (net (code 34) (name "Net-(J11-Pad2)")
-      (node (ref U8) (pin 24))
-      (node (ref J11) (pin 2)))
-    (net (code 35) (name "Net-(J6-Pad1)")
-      (node (ref J6) (pin 1)))
-    (net (code 36) (name "Net-(U7-Pad1)")
-      (node (ref U8) (pin 19))
-      (node (ref U7) (pin 1)))
-    (net (code 37) (name "Net-(C12-Pad2)")
+    (net (code 29) (name "Net-(U7-Pad1)")
+      (node (ref U7) (pin 1))
+      (node (ref U8) (pin 19)))
+    (net (code 30) (name "Net-(C12-Pad2)")
      (node (ref U7) (pin 2))
      (node (ref C12) (pin 2)))
-    (net (code 38) (name "Net-(J4-Pad1)")
+    (net (code 31) (name "Net-(J3-Pad38)")
+      (node (ref J3) (pin 38)))
+    (net (code 32) (name "Net-(J3-Pad39)")
+      (node (ref J3) (pin 39)))
+    (net (code 33) (name "Net-(J3-Pad23)")
+      (node (ref J3) (pin 23)))
+    (net (code 34) (name "Net-(J10-Pad2)")
+      (node (ref U2) (pin 20))
+      (node (ref J10) (pin 2))
+      (node (ref U2) (pin 22)))
+    (net (code 35) (name "Net-(J11-Pad2)")
+      (node (ref U8) (pin 24))
+      (node (ref J11) (pin 2)))
+    (net (code 36) (name "Net-(JP1-Pad1)")
+      (node (ref JP1) (pin 1))
+      (node (ref X1) (pin 8)))
+    (net (code 37) (name "Net-(J4-Pad1)")
      (node (ref J4) (pin 1)))
+    (net (code 38) (name "Net-(J6-Pad1)")
+      (node (ref J6) (pin 1)))
    (net (code 39) (name "Net-(J5-Pad1)")
      (node (ref J5) (pin 1)))
    (net (code 40) (name "Net-(J7-Pad1)")
      (node (ref J7) (pin 1)))
    (net (code 41) (name "Net-(R10-Pad1)")
-      (node (ref U1) (pin 36))
-      (node (ref R10) (pin 1)))
+      (node (ref R10) (pin 1))
+      (node (ref U1) (pin 36)))
    (net (code 42) (name "Net-(U7-Pad6)")
      (node (ref U7) (pin 6)))
-    (net (code 43) (name D5)
-      (node (ref U4) (pin 17))
-      (node (ref U2) (pin 17))
-      (node (ref U8) (pin 28))
-      (node (ref U1) (pin 28))
-      (node (ref J3) (pin 32)))
-    (net (code 44) (name A3)
-      (node (ref U4) (pin 7))
-      (node (ref J3) (pin 13))
-      (node (ref U2) (pin 7))
-      (node (ref U1) (pin 12)))
-    (net (code 45) (name D6)
-      (node (ref U1) (pin 27))
-      (node (ref U2) (pin 18))
-      (node (ref U8) (pin 27))
-      (node (ref U4) (pin 18))
-      (node (ref J3) (pin 33)))
-    (net (code 46) (name A2)
-      (node (ref U1) (pin 11))
-      (node (ref U4) (pin 8))
-      (node (ref J3) (pin 14))
-      (node (ref U2) (pin 8)))
-    (net (code 47) (name D7)
-      (node (ref J3) (pin 34))
-      (node (ref U8) (pin 26))
-      (node (ref U2) (pin 19))
-      (node (ref U4) (pin 19))
-      (node (ref U1) (pin 26)))
-    (net (code 48) (name A1)
-      (node (ref J3) (pin 15))
-      (node (ref U8) (pin 35))
-      (node (ref U4) (pin 9))
-      (node (ref U2) (pin 9))
-      (node (ref U1) (pin 10)))
-    (net (code 49) (name TX)
-      (node (ref J2) (pin 1))
-      (node (ref J3) (pin 35)))
-    (net (code 50) (name A0)
-      (node (ref U4) (pin 10))
-      (node (ref U2) (pin 10))
-      (node (ref U1) (pin 9))
-      (node (ref U8) (pin 36))
-      (node (ref J3) (pin 16)))
-    (net (code 51) (name SYNC)
-      (node (ref U1) (pin 7))
-      (node (ref J3) (pin 26)))
-    (net (code 52) (name RX)
-      (node (ref J2) (pin 2))
-      (node (ref J3) (pin 36)))
-    (net (code 53) (name D0)
-      (node (ref U1) (pin 33))
-      (node (ref J3) (pin 27))
-      (node (ref U8) (pin 33))
-      (node (ref U2) (pin 11))
-      (node (ref U4) (pin 11)))
-    (net (code 54) (name D1)
+    (net (code 43) (name D1)
+      (node (ref U4) (pin 12))
      (node (ref J3) (pin 28))
      (node (ref U8) (pin 32))
      (node (ref U1) (pin 32))
-      (node (ref U4) (pin 12))
      (node (ref U2) (pin 12)))
-    (net (code 55) (name D2)
+    (net (code 44) (name A2)
+      (node (ref U2) (pin 8))
+      (node (ref J3) (pin 14))
+      (node (ref U1) (pin 11))
+      (node (ref U4) (pin 8)))
+    (net (code 45) (name D7)
+      (node (ref U1) (pin 26))
+      (node (ref U8) (pin 26))
+      (node (ref U2) (pin 19))
+      (node (ref U4) (pin 19))
+      (node (ref J3) (pin 34)))
+    (net (code 46) (name A1)
+      (node (ref U1) (pin 10))
+      (node (ref U8) (pin 35))
+      (node (ref U4) (pin 9))
+      (node (ref J3) (pin 15))
+      (node (ref U2) (pin 9)))
+    (net (code 47) (name RDY)
+      (node (ref R6) (pin 1))
+      (node (ref U1) (pin 2))
+      (node (ref J3) (pin 25)))
+    (net (code 48) (name TX)
+      (node (ref J2) (pin 1))
+      (node (ref J3) (pin 35)))
+    (net (code 49) (name A0)
+      (node (ref U1) (pin 9))
+      (node (ref U4) (pin 10))
+      (node (ref U2) (pin 10))
+      (node (ref J3) (pin 16))
+      (node (ref U8) (pin 36)))
+    (net (code 50) (name SYNC)
+      (node (ref U1) (pin 7))
+      (node (ref J3) (pin 26)))
+    (net (code 51) (name RX)
+      (node (ref J2) (pin 2))
+      (node (ref J3) (pin 36)))
+    (net (code 52) (name D0)
+      (node (ref U1) (pin 33))
+      (node (ref U4) (pin 11))
+      (node (ref U2) (pin 11))
+      (node (ref U8) (pin 33))
+      (node (ref J3) (pin 27)))
+    (net (code 53) (name D6)
+      (node (ref U1) (pin 27))
+      (node (ref U2) (pin 18))
+      (node (ref U4) (pin 18))
+      (node (ref J3) (pin 33))
+      (node (ref U8) (pin 27)))
+    (net (code 54) (name D2)
      (node (ref J3) (pin 29))
-      (node (ref U2) (pin 13))
-      (node (ref U4) (pin 13))
      (node (ref U8) (pin 31))
-      (node (ref U1) (pin 31)))
-    (net (code 56) (name A12)
-      (node (ref U2) (pin 2))
-      (node (ref U3) (pin 1))
-      (node (ref U4) (pin 2))
-      (node (ref U1) (pin 22))
-      (node (ref J3) (pin 4)))
-    (net (code 57) (name A14)
-      (node (ref J3) (pin 2))
-      (node (ref U3) (pin 3))
-      (node (ref U1) (pin 24))
-      (node (ref U2) (pin 1)))
-    (net (code 58) (name A13)
-      (node (ref U3) (pin 2))
-      (node (ref U2) (pin 26))
-      (node (ref U1) (pin 23))
-      (node (ref J3) (pin 3)))
-    (net (code 59) (name A11)
-      (node (ref U1) (pin 20))
-      (node (ref U4) (pin 23))
-      (node (ref J3) (pin 5))
-      (node (ref U2) (pin 23)))
-    (net (code 60) (name A10)
-      (node (ref J3) (pin 6))
-      (node (ref U1) (pin 19))
-      (node (ref U4) (pin 21))
-      (node (ref U2) (pin 21)))
-    (net (code 61) (name A9)
-      (node (ref U1) (pin 18))
-      (node (ref J3) (pin 7))
-      (node (ref U2) (pin 24))
-      (node (ref U4) (pin 24)))
-    (net (code 62) (name A8)
-      (node (ref U4) (pin 25))
+      (node (ref U4) (pin 13))
+      (node (ref U1) (pin 31))
+      (node (ref U2) (pin 13)))
+    (net (code 55) (name A8)
+      (node (ref J3) (pin 8))
      (node (ref U1) (pin 17))
      (node (ref U2) (pin 25))
-      (node (ref J3) (pin 8)))
-    (net (code 63) (name A7)
-      (node (ref U4) (pin 3))
-      (node (ref U2) (pin 3))
+      (node (ref U4) (pin 25)))
+    (net (code 56) (name A14)
+      (node (ref U2) (pin 1))
+      (node (ref J3) (pin 2))
+      (node (ref U3) (pin 3))
+      (node (ref U1) (pin 24)))
+    (net (code 57) (name A13)
+      (node (ref J3) (pin 3))
+      (node (ref U1) (pin 23))
+      (node (ref U3) (pin 2))
+      (node (ref U2) (pin 26)))
+    (net (code 58) (name A12)
+      (node (ref U3) (pin 1))
+      (node (ref J3) (pin 4))
+      (node (ref U4) (pin 2))
+      (node (ref U2) (pin 2))
+      (node (ref U1) (pin 22)))
+    (net (code 59) (name A11)
+      (node (ref J3) (pin 5))
+      (node (ref U2) (pin 23))
+      (node (ref U4) (pin 23))
+      (node (ref U1) (pin 20)))
+    (net (code 60) (name A10)
+      (node (ref U4) (pin 21))
+      (node (ref U1) (pin 19))
+      (node (ref U2) (pin 21))
+      (node (ref J3) (pin 6)))
+    (net (code 61) (name A9)
+      (node (ref U2) (pin 24))
+      (node (ref U4) (pin 24))
+      (node (ref U1) (pin 18))
+      (node (ref J3) (pin 7)))
+    (net (code 62) (name A7)
+      (node (ref U1) (pin 16))
      (node (ref J3) (pin 9))
-      (node (ref U1) (pin 16)))
-    (net (code 64) (name A6)
-      (node (ref J3) (pin 10))
-      (node (ref U2) (pin 4))
+      (node (ref U2) (pin 3))
+      (node (ref U4) (pin 3)))
+    (net (code 63) (name A6)
      (node (ref U1) (pin 15))
-      (node (ref U4) (pin 4)))
-    (net (code 65) (name D3)
+      (node (ref U4) (pin 4))
+      (node (ref J3) (pin 10))
+      (node (ref U2) (pin 4)))
+    (net (code 64) (name D3)
+      (node (ref J3) (pin 30))
      (node (ref U1) (pin 30))
-      (node (ref U4) (pin 15))
-      (node (ref U8) (pin 30))
      (node (ref U2) (pin 15))
-      (node (ref J3) (pin 30)))
-    (net (code 66) (name A5)
-      (node (ref U4) (pin 5))
-      (node (ref U1) (pin 14))
+      (node (ref U4) (pin 15))
+      (node (ref U8) (pin 30)))
+    (net (code 65) (name A5)
      (node (ref J3) (pin 11))
-      (node (ref U2) (pin 5)))
-    (net (code 67) (name D4)
+      (node (ref U1) (pin 14))
+      (node (ref U2) (pin 5))
+      (node (ref U4) (pin 5)))
+    (net (code 66) (name D4)
      (node (ref U1) (pin 29))
-      (node (ref U8) (pin 29))
      (node (ref J3) (pin 31))
+      (node (ref U2) (pin 16))
      (node (ref U4) (pin 16))
-      (node (ref U2) (pin 16)))
-    (net (code 68) (name A4)
-      (node (ref U4) (pin 6))
+      (node (ref U8) (pin 29)))
+    (net (code 67) (name A4)
+      (node (ref U8) (pin 22))
+      (node (ref J3) (pin 12))
      (node (ref U1) (pin 13))
      (node (ref U2) (pin 6))
-      (node (ref J3) (pin 12))
-      (node (ref U8) (pin 22)))
-    (net (code 69) (name KBD_READY)
+      (node (ref U4) (pin 6)))
+    (net (code 68) (name D5)
+      (node (ref U4) (pin 17))
+      (node (ref U8) (pin 28))
+      (node (ref U1) (pin 28))
+      (node (ref U2) (pin 17))
+      (node (ref J3) (pin 32)))
+    (net (code 69) (name A3)
+      (node (ref U4) (pin 7))
+      (node (ref U2) (pin 7))
+      (node (ref U1) (pin 12))
+      (node (ref J3) (pin 13)))
+    (net (code 70) (name KBD_READY)
      (node (ref J2) (pin 5))
      (node (ref U8) (pin 39)))
-    (net (code 70) (name "Net-(J2-Pad3)")
+    (net (code 71) (name "Net-(J2-Pad3)")
      (node (ref J2) (pin 3)))
-    (net (code 71) (name "Net-(J2-Pad4)")
+    (net (code 72) (name "Net-(J2-Pad4)")
      (node (ref J2) (pin 4)))
-    (net (code 72) (name "Net-(U9-Pad19)")
+    (net (code 73) (name "Net-(U9-Pad19)")
      (node (ref U9) (pin 19)))
-    (net (code 73) (name OUT_DA)
-      (node (ref C12) (pin 1))
+    (net (code 74) (name OUT_DA)
      (node (ref U8) (pin 17))
+      (node (ref C12) (pin 1))
      (node (ref J2) (pin 6)))
-    (net (code 74) (name KBD_STROBE)
+    (net (code 75) (name KBD_STROBE)
      (node (ref J2) (pin 7))
      (node (ref U8) (pin 40)))
-    (net (code 75) (name OUT_RDA)
-      (node (ref J2) (pin 8))
-      (node (ref U8) (pin 18)))
-    (net (code 76) (name "Net-(J2-Pad20)")
+    (net (code 76) (name OUT_RDA)
+      (node (ref U8) (pin 18))
+      (node (ref J2) (pin 8)))
+    (net (code 77) (name "Net-(J2-Pad20)")
      (node (ref J2) (pin 20)))
-    (net (code 77) (name "Net-(J2-Pad30)")
+    (net (code 78) (name "Net-(J2-Pad30)")
      (node (ref J2) (pin 30)))
-    (net (code 78) (name "Net-(J2-Pad11)")
+    (net (code 79) (name "Net-(J2-Pad11)")
      (node (ref J2) (pin 11)))
-    (net (code 79) (name "Net-(J2-Pad21)")
+    (net (code 80) (name "Net-(J2-Pad21)")
      (node (ref J2) (pin 21)))
-    (net (code 80) (name "Net-(J2-Pad12)")
+    (net (code 81) (name "Net-(J2-Pad12)")
      (node (ref J2) (pin 12)))
-    (net (code 81) (name "Net-(J2-Pad22)")
+    (net (code 82) (name "Net-(J2-Pad22)")
      (node (ref J2) (pin 22)))
-    (net (code 82) (name OUT_D1)
-      (node (ref U9) (pin 22))
-      (node (ref U8) (pin 11)))
-    (net (code 83) (name KBD_D1)
+    (net (code 83) (name OUT_D1)
+      (node (ref U8) (pin 11))
+      (node (ref U9) (pin 22)))
+    (net (code 84) (name KBD_D1)
      (node (ref U9) (pin 2))
      (node (ref U8) (pin 3)))
-    (net (code 84) (name KBD_D2)
-      (node (ref U8) (pin 4))
-      (node (ref U9) (pin 3)))
-    (net (code 85) (name KBD_D3)
-      (node (ref U8) (pin 5))
-      (node (ref U9) (pin 4)))
-    (net (code 86) (name KBD_D4)
+    (net (code 85) (name KBD_D2)
+      (node (ref U9) (pin 3))
+      (node (ref U8) (pin 4)))
+    (net (code 86) (name KBD_D3)
+      (node (ref U9) (pin 4))
+      (node (ref U8) (pin 5)))
+    (net (code 87) (name KBD_D4)
      (node (ref U9) (pin 5))
      (node (ref U8) (pin 6)))
-    (net (code 87) (name KBD_D5)
-      (node (ref U9) (pin 6))
-      (node (ref U8) (pin 7)))
-    (net (code 88) (name KBD_D6)
+    (net (code 88) (name KBD_D5)
+      (node (ref U8) (pin 7))
+      (node (ref U9) (pin 6)))
+    (net (code 89) (name KBD_D6)
      (node (ref U9) (pin 7))
      (node (ref U8) (pin 8)))
-    (net (code 89) (name KBD_D7)
-      (node (ref U8) (pin 9))
-      (node (ref U9) (pin 8)))
-    (net (code 90) (name "Net-(U9-Pad20)")
+    (net (code 90) (name KBD_D7)
+      (node (ref U9) (pin 8))
+      (node (ref U8) (pin 9)))
+    (net (code 91) (name "Net-(U9-Pad20)")
      (node (ref U9) (pin 20)))
-    (net (code 91) (name OUT_D0)
-      (node (ref U8) (pin 10))
-      (node (ref U9) (pin 21)))
-    (net (code 92) (name "Net-(J2-Pad16)")
-      (node (ref J2) (pin 16))
-      (node (ref U9) (pin 12)))
-    (net (code 93) (name "Net-(J2-Pad23)")
+    (net (code 92) (name OUT_D0)
+      (node (ref U9) (pin 21))
+      (node (ref U8) (pin 10)))
+    (net (code 93) (name "Net-(J2-Pad16)")
+      (node (ref U9) (pin 12))
+      (node (ref J2) (pin 16)))
+    (net (code 94) (name "Net-(J2-Pad23)")
      (node (ref J2) (pin 23)))
-    (net (code 94) (name "Net-(J2-Pad14)")
+    (net (code 95) (name "Net-(J2-Pad14)")
      (node (ref J2) (pin 14))
      (node (ref U9) (pin 13)))
-    (net (code 95) (name OUT_D2)
+    (net (code 96) (name OUT_D2)
      (node (ref U9) (pin 23))
      (node (ref U8) (pin 12)))
-    (net (code 96) (name OUT_D3)
-      (node (ref U8) (pin 13))
-      (node (ref U9) (pin 24)))
-    (net (code 97) (name OUT_D4)
+    (net (code 97) (name OUT_D3)
+      (node (ref U9) (pin 24))
+      (node (ref U8) (pin 13)))
+    (net (code 98) (name OUT_D4)
      (node (ref U8) (pin 14))
      (node (ref U9) (pin 25)))
-    (net (code 98) (name OUT_D5)
-      (node (ref U8) (pin 15))
-      (node (ref U9) (pin 26)))
-    (net (code 99) (name OUT_D6)
-      (node (ref U8) (pin 16))
-      (node (ref U9) (pin 27)))
-    (net (code 100) (name "Net-(U9-Pad28)")
+    (net (code 99) (name OUT_D5)
+      (node (ref U9) (pin 26))
+      (node (ref U8) (pin 15)))
+    (net (code 100) (name OUT_D6)
+      (node (ref U9) (pin 27))
+      (node (ref U8) (pin 16)))
+    (net (code 101) (name "Net-(U9-Pad28)")
      (node (ref U9) (pin 28)))
-    (net (code 101) (name "Net-(J2-Pad24)")
+    (net (code 102) (name "Net-(J2-Pad24)")
      (node (ref J2) (pin 24)))
-    (net (code 102) (name "Net-(J2-Pad25)")
+    (net (code 103) (name "Net-(J2-Pad25)")
      (node (ref J2) (pin 25)))
-    (net (code 103) (name "Net-(J2-Pad26)")
+    (net (code 104) (name "Net-(J2-Pad26)")
      (node (ref J2) (pin 26)))
-    (net (code 104) (name "Net-(J2-Pad17)")
+    (net (code 105) (name "Net-(J2-Pad17)")
      (node (ref J2) (pin 17)))
-    (net (code 105) (name "Net-(J2-Pad27)")
+    (net (code 106) (name "Net-(J2-Pad27)")
      (node (ref J8) (pin 1))
      (node (ref J2) (pin 27)))
-    (net (code 106) (name "Net-(J2-Pad18)")
+    (net (code 107) (name "Net-(J2-Pad18)")
      (node (ref J2) (pin 18)))
-    (net (code 107) (name P_RESET)
+    (net (code 108) (name P_RESET)
      (node (ref J2) (pin 28))
      (node (ref U9) (pin 18)))
-    (net (code 108) (name "Net-(J2-Pad19)")
+    (net (code 109) (name "Net-(J2-Pad19)")
      (node (ref J2) (pin 19)))
-    (net (code 109) (name KBD_D0)
-      (node (ref U8) (pin 2))
-      (node (ref U9) (pin 1)))
-    (net (code 110) (name "Net-(J2-Pad13)")
+    (net (code 110) (name KBD_D0)
+      (node (ref U9) (pin 1))
+      (node (ref U8) (pin 2)))
+    (net (code 111) (name "Net-(J2-Pad13)")
+      (node (ref U9) (pin 11))
      (node (ref R9) (pin 2))
-      (node (ref J2) (pin 13))
-      (node (ref U9) (pin 11)))
-    (net (code 111) (name CS_PIA)
+      (node (ref J2) (pin 13)))
+    (net (code 112) (name CS_PIA)
      (node (ref U3) (pin 10))
      (node (ref U8) (pin 23)))
-    (net (code 112) (name "Net-(U8-Pad37)")
+    (net (code 113) (name "Net-(U8-Pad37)")
      (node (ref U8) (pin 37)))
-    (net (code 113) (name "Net-(U8-Pad38)")
+    (net (code 114) (name "Net-(U8-Pad38)")
      (node (ref U8) (pin 38)))
-    (net (code 114) (name "Net-(U3-Pad11)")
+    (net (code 115) (name "Net-(U3-Pad11)")
      (node (ref U3) (pin 11)))
-    (net (code 115) (name "Net-(U3-Pad14)")
+    (net (code 116) (name "Net-(U3-Pad14)")
      (node (ref U3) (pin 14)))
-    (net (code 116) (name "Net-(U3-Pad12)")
+    (net (code 117) (name "Net-(U3-Pad12)")
      (node (ref U3) (pin 12)))
-    (net (code 117) (name "Net-(U3-Pad13)")
+    (net (code 118) (name "Net-(U3-Pad13)")
      (node (ref U3) (pin 13)))
-    (net (code 118) (name "Net-(U3-Pad15)")
+    (net (code 119) (name "Net-(U3-Pad15)")
      (node (ref U3) (pin 15)))
-    (net (code 119) (name "Net-(U1-Pad3)")
-      (node (ref U1) (pin 3)))
    (net (code 120) (name IRQ)
-      (node (ref J3) (pin 22))
+      (node (ref R7) (pin 1))
      (node (ref U1) (pin 4))
-      (node (ref R7) (pin 1)))
+      (node (ref J3) (pin 22)))
    (net (code 121) (name "Net-(U1-Pad5)")
      (node (ref U1) (pin 5)))
    (net (code 122) (name NMI)
@ -1277,9 +1292,11 @@
      (node (ref R8) (pin 1)))
    (net (code 123) (name "Net-(U1-Pad35)")
      (node (ref U1) (pin 35)))
-    (net (code 124) (name "Net-(J1-Pad2)")
+    (net (code 124) (name "Net-(U1-Pad3)")
+      (node (ref U1) (pin 3)))
+    (net (code 125) (name "Net-(J1-Pad2)")
      (node (ref J1) (pin 2))
      (node (ref U1) (pin 1)))
-    (net (code 125) (name "Net-(J2-Pad15)")
+    (net (code 126) (name "Net-(J2-Pad15)")
      (node (ref J2) (pin 15))
      (node (ref U9) (pin 14)))))
--- a/SBC/RC6502
+++ b/SBC/RC6502
@ -771,7 +771,7 @@ F 3 "" H 650 6600 50  0001 C CNN
 	1    750  6600
 	1    0    0    -1  
 $EndComp
-Text GLabel 1175 6600 2    60   Output ~ 0
+Text GLabel 1400 6400 1    60   Output ~ 0
 CLOCK
 $Comp
 L LED D1
@ -835,8 +835,6 @@ Connection ~ 1725 7350
 Connection ~ 2175 5850
 Wire Wire Line
 	750  5725 750  6300
-Wire Wire Line
-	1050 6600 1175 6600
 $Comp
 L R R5
 U 1 1 59421FD8
@ -1473,4 +1471,21 @@ Text GLabel 6075 3600 3    60   Output ~ 0
 GND
 Wire Wire Line
 	6075 3600 6075 3525
+$Comp
+L Jumper_NC_Small JP1
+U 1 1 5C60279D
+P 1225 6600
+F 0 "JP1" H 1225 6680 50  0000 C CNN
+F 1 "OSC_EN" H 1235 6540 50  0000 C CNN
+F 2 "Pin_Headers:Pin_Header_Straight_1x02_Pitch2.54mm" H 1225 6600 50  0001 C CNN
+F 3 "" H 1225 6600 50  0001 C CNN
+	1    1225 6600
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	1050 6600 1125 6600
+Wire Wire Line
+	1400 6400 1400 6600
+Wire Wire Line
+	1400 6600 1325 6600
 $EndSCHEMATC
--- a/SBC/export/RC6502
+++ b/SBC/export/RC6502
--- a/SBC/export/RC6502
+++ b/SBC/export/RC6502
@ -1,7 +1,7 @@
 G04 #@! TF.FileFunction,Soldermask,Bot*
 %FSLAX46Y46*%
 G04 Gerber Fmt 4.6, Leading zero omitted, Abs format (unit mm)*
-G04 Created by KiCad (PCBNEW 4.0.7) date 01/13/19 15:56:07*
+G04 Created by KiCad (PCBNEW 4.0.7) date 02/09/19 14:23:46*
 %MOMM*%
 %LPD*%
 G01*
@ -71,16 +71,16 @@ X211455000Y-95885000D03*
 X211455000Y-100885000D03*
 X211455000Y-71755000D03*
 X211455000Y-76755000D03*
-X147955000Y-60960000D03*
-X152955000Y-60960000D03*
+X157480000Y-57150000D03*
+X157480000Y-62150000D03*
 X195580000Y-71755000D03*
 X195580000Y-76755000D03*
 X121285000Y-127635000D03*
 X121285000Y-122635000D03*
 X144145000Y-76835000D03*
 X149145000Y-76835000D03*
-X157480000Y-49530000D03*
-X157480000Y-54530000D03*
+X157480000Y-48895000D03*
+X157480000Y-53895000D03*
 D11*
 X178435000Y-65405000D03*
 D12*
@ -447,4 +447,13 @@ X169545000Y-132715000D03*
 D15*
 X172085000Y-132715000D03*
 X174625000Y-132715000D03*
+D14*
+X121285000Y-113665000D03*
+D15*
+X121285000Y-116205000D03*
+X121285000Y-118745000D03*
+D14*
+X146685000Y-61595000D03*
+D15*
+X149225000Y-61595000D03*
 M02*
--- a/SBC/export/RC6502
+++ b/SBC/export/RC6502
@ -1,7 +1,7 @@
 G04 #@! TF.FileFunction,Paste,Bot*
 %FSLAX46Y46*%
 G04 Gerber Fmt 4.6, Leading zero omitted, Abs format (unit mm)*
-G04 Created by KiCad (PCBNEW 4.0.7) date 01/13/19 15:56:07*
+G04 Created by KiCad (PCBNEW 4.0.7) date 02/09/19 14:23:45*
 %MOMM*%
 %LPD*%
 G01*
--- a/SBC/export/RC6502
+++ b/SBC/export/RC6502
@ -1,17 +1,135 @@
 G04 #@! TF.FileFunction,Legend,Bot*
 %FSLAX46Y46*%
 G04 Gerber Fmt 4.6, Leading zero omitted, Abs format (unit mm)*
-G04 Created by KiCad (PCBNEW 4.0.7) date 01/13/19 15:56:07*
+G04 Created by KiCad (PCBNEW 4.0.7) date 02/09/19 14:23:45*
 %MOMM*%
 %LPD*%
 G01*
 G04 APERTURE LIST*
 %ADD10C,0.100000*%
-%ADD11C,0.300000*%
-%ADD12C,0.200000*%
+%ADD11C,0.200000*%
+%ADD12C,0.300000*%
 G04 APERTURE END LIST*
 D10*
+X143716429Y-62317381D02*
+X143525952Y-62317381D01*
+X143430714Y-62365000D01*
+X143335476Y-62460238D01*
+X143287857Y-62650714D01*
+X143287857Y-62984048D01*
+X143335476Y-63174524D01*
+X143430714Y-63269762D01*
+X143525952Y-63317381D01*
+X143716429Y-63317381D01*
+X143811667Y-63269762D01*
+X143906905Y-63174524D01*
+X143954524Y-62984048D01*
+X143954524Y-62650714D01*
+X143906905Y-62460238D01*
+X143811667Y-62365000D01*
+X143716429Y-62317381D01*
+X142906905Y-63269762D02*
+X142764048Y-63317381D01*
+X142525952Y-63317381D01*
+X142430714Y-63269762D01*
+X142383095Y-63222143D01*
+X142335476Y-63126905D01*
+X142335476Y-63031667D01*
+X142383095Y-62936429D01*
+X142430714Y-62888810D01*
+X142525952Y-62841190D01*
+X142716429Y-62793571D01*
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@ -5537,7 +5655,7 @@ X204803571Y-127436429D01*
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@ -5550,7 +5668,7 @@ X206375000Y-122555000D02*
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 X194123571Y-95115000D01*
--- a/SBC-Dwgs.User.gbr
+++ b/SBC-Dwgs.User.gbr
@ -1,7 +1,7 @@
 G04 #@! TF.FileFunction,Drawing*
 %FSLAX46Y46*%
 G04 Gerber Fmt 4.6, Leading zero omitted, Abs format (unit mm)*
-G04 Created by KiCad (PCBNEW 4.0.7) date 01/13/19 15:56:07*
+G04 Created by KiCad (PCBNEW 4.0.7) date 02/09/19 14:23:46*
 %MOMM*%
 %LPD*%
 G01*
--- a/SBC-Edge.Cuts.gm1
+++ b/SBC-Edge.Cuts.gm1
@ -1,7 +1,7 @@
 G04 #@! TF.FileFunction,Profile,NP*
 %FSLAX46Y46*%
 G04 Gerber Fmt 4.6, Leading zero omitted, Abs format (unit mm)*
-G04 Created by KiCad (PCBNEW 4.0.7) date 01/13/19 15:56:07*
+G04 Created by KiCad (PCBNEW 4.0.7) date 02/09/19 14:23:46*
 %MOMM*%
 %LPD*%
 G01*
--- a/SBC/export/RC6502
+++ b/SBC/export/RC6502
@ -1,7 +1,7 @@
 G04 #@! TF.FileFunction,Copper,L1,Top,Signal*
 %FSLAX46Y46*%
 G04 Gerber Fmt 4.6, Leading zero omitted, Abs format (unit mm)*
-G04 Created by KiCad (PCBNEW 4.0.7) date 01/13/19 15:56:07*
+G04 Created by KiCad (PCBNEW 4.0.7) date 02/09/19 14:23:45*
 %MOMM*%
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 G01*
@ -73,16 +73,16 @@ X211455000Y-95885000D03*
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 M02*
--- a/SBC/export/RC6502
+++ b/SBC/export/RC6502
@ -1,7 +1,7 @@
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 %FSLAX46Y46*%
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 M02*
--- a/SBC/export/RC6502
+++ b/SBC/export/RC6502
@ -1,7 +1,7 @@
 G04 #@! TF.FileFunction,Paste,Top*
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 %MOMM*%
 %LPD*%
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--- a/SBC/export/RC6502
+++ b/SBC/export/RC6502
--- a/SBC/export/RC6502
+++ b/SBC/export/RC6502
@ -1,5 +1,5 @@
 M48
-;DRILL file {KiCad 4.0.7} date 01/13/19 15:56:10
+;DRILL file {KiCad 4.0.7} date 02/09/19 14:23:47
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 FMAT,2
 INCH,TZ
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