Added schematic for a bus monitor and single stepping card.

RC6502 Debug/RC6502 Debug-cache.lib

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+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# 74LS74
+#
+DEF 74LS74 U 0 40 Y Y 2 F N
+F0 "U" 150 300 50 H V C CNN
+F1 "74LS74" 300 -295 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+ALIAS 74HC74
+DRAW
+X GND 7 -200 -250 0 U 30 30 0 0 W N
+X VCC 14 -200 250 0 D 30 30 0 0 W N
+S -300 250 300 -250 0 1 0 N
+X Cd 1 0 -550 300 U 50 50 1 1 I I
+X D 2 -600 200 300 R 50 50 1 1 I
+X Cp 3 -600 0 300 R 50 50 1 1 I C
+X Sd 4 0 550 300 D 50 50 1 1 I I
+X Q 5 600 200 300 L 50 50 1 1 O
+X ~Q 6 600 -200 300 L 50 50 1 1 O I
+X ~Q 8 600 -200 300 L 50 50 2 1 O I
+X Q 9 600 200 300 L 50 50 2 1 O
+X Sd 10 0 550 300 D 50 50 2 1 I I
+X Cp 11 -600 0 300 R 50 50 2 1 I C
+X D 12 -600 200 300 R 50 50 2 1 I
+X Cd 13 0 -550 300 U 50 50 2 1 I I
+ENDDRAW
+ENDDEF
+#
+# GND
+#
+DEF GND #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -250 50 H I C CNN
+F1 "GND" 0 -150 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N
+X GND 1 0 0 0 D 50 50 1 1 W N
+ENDDRAW
+ENDDEF
+#
+# LTS-6980HR
+#
+DEF LTS-6980HR AFF 0 20 Y Y 1 F N
+F0 "AFF" 0 550 50 H V C CNN
+F1 "LTS-6980HR" 0 -450 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+C 180 -320 20 0 1 0 F
+S -300 500 300 -400 0 1 0 N
+P 6 0 1 0 -150 -20 150 -20 100 -320 -200 -320 -150 -20 -150 -20 N
+P 6 0 1 0 -100 320 200 320 150 20 -150 20 -100 320 -100 320 N
+X e 1 -600 0 300 R 50 50 1 1 I
+X d 2 -600 100 300 R 50 50 1 1 I
+X C.K. 3 600 350 300 L 50 50 1 1 I
+X c 4 -600 200 300 R 50 50 1 1 I
+X DP 5 600 -250 300 L 50 50 1 1 I
+X b 6 -600 300 300 R 50 50 1 1 I
+X a 7 -600 400 300 R 50 50 1 1 I
+X C.K. 8 600 450 300 L 50 50 1 1 I
+X f 9 -600 -100 300 R 50 50 1 1 I
+X g 10 -600 -200 300 R 50 50 1 1 I
+ENDDRAW
+ENDDEF
+#
+# MC14495P1
+#
+DEF MC14495P1 U 0 40 Y Y 1 F N
+F0 "U" 0 100 50 H V C CNN
+F1 "MC14495P1" 0 -100 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+S -500 -700 500 700 0 1 0 N
+X e 1 800 0 300 L 50 50 1 1 O
+X f 2 800 -150 300 L 50 50 1 1 O
+X g 3 800 -300 300 L 50 50 1 1 O
+X h+i 4 800 -450 300 L 50 50 1 1 O
+X A 5 -800 500 300 R 50 50 1 1 I
+X B 6 -800 400 300 R 50 50 1 1 I
+X LE 7 -800 -450 300 R 50 50 1 1 I
+X GND 8 0 -1000 300 U 50 50 1 1 P
+X C 9 -800 300 300 R 50 50 1 1 I
+X D 10 -800 200 300 R 50 50 1 1 I
+X i 11 800 -600 300 L 50 50 1 1 O
+X a 12 800 600 300 L 50 50 1 1 O
+X b 13 800 450 300 L 50 50 1 1 O
+X c 14 800 300 300 L 50 50 1 1 O
+X d 15 800 150 300 L 50 50 1 1 O
+X VCC 16 0 1000 300 D 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+# R
+#
+DEF R R 0 0 N Y 1 F N
+F0 "R" 80 0 50 V V C CNN
+F1 "R" 0 0 50 V V C CNN
+F2 "" -70 0 50 V I C CNN
+F3 "" 0 0 50 H I C CNN
+$FPLIST
+ R_*
+ R_*
+$ENDFPLIST
+DRAW
+S -40 -100 40 100 0 1 10 N
+X ~ 1 0 150 50 D 50 50 1 1 P
+X ~ 2 0 -150 50 U 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+# RC6502_Backplane
+#
+DEF RC6502_Backplane J 0 40 Y N 1 F N
+F0 "J" 0 2000 50 H V C CNN
+F1 "RC6502_Backplane" 450 -50 50 V V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+$FPLIST
+ Pin_Header_Straight_1X*
+ Pin_Header_Angled_1X*
+ Socket_Strip_Straight_1X*
+ Socket_Strip_Angled_1X*
+$ENDFPLIST
+DRAW
+T 0 100 400 60 0 0 0 A0 Normal 0 L C
+T 0 100 500 60 0 0 0 A1 Normal 0 L C
+T 0 100 1400 60 0 0 0 A10 Normal 0 L C
+T 0 100 1500 60 0 0 0 A11 Normal 0 L C
+T 0 100 1600 60 0 0 0 A12 Normal 0 L C
+T 0 100 1700 60 0 0 0 A13 Normal 0 L C
+T 0 100 1800 60 0 0 0 A14 Normal 0 L C
+T 0 100 1900 60 0 0 0 A15 Normal 0 L C
+T 0 100 600 60 0 0 0 A2 Normal 0 L C
+T 0 100 700 60 0 0 0 A3 Normal 0 L C
+T 0 100 800 60 0 0 0 A4 Normal 0 L C
+T 0 100 900 60 0 0 0 A5 Normal 0 L C
+T 0 100 1000 60 0 0 0 A6 Normal 0 L C
+T 0 100 1100 60 0 0 0 A7 Normal 0 L C
+T 0 100 1200 60 0 0 0 A8 Normal 0 L C
+T 0 100 1300 60 0 0 0 A9 Normal 0 L C
+T 0 100 -700 60 0 0 0 D0 Normal 0 L C
+T 0 100 -800 60 0 0 0 D1 Normal 0 L C
+T 0 100 -900 60 0 0 0 D2 Normal 0 L C
+T 0 100 -1000 60 0 0 0 D3 Normal 0 L C
+T 0 100 -1100 60 0 0 0 D4 Normal 0 L C
+T 0 100 -1200 60 0 0 0 D5 Normal 0 L C
+T 0 100 -1300 60 0 0 0 D6 Normal 0 L C
+T 0 100 -1400 60 0 0 0 D7 Normal 0 L C
+T 0 100 300 60 0 0 0 GND Normal 0 L C
+T 0 100 -200 60 0 0 0 IRQ Normal 0 L C
+T 0 100 -1700 60 0 0 0 NMI Normal 0 L C
+T 0 100 -100 60 0 0 0 PHI0 Normal 0 L C
+T 0 100 100 60 0 0 0 PHI2 Normal 0 L C
+T 0 100 -500 60 0 0 0 RDY Normal 0 L C
+T 0 100 0 60 0 0 0 RESET Normal 0 L C
+T 0 100 -400 60 0 0 0 RW Normal 0 L C
+T 0 100 -1600 60 0 0 0 RX Normal 0 L C
+T 0 100 -600 60 0 0 0 SYNC Normal 0 L C
+T 0 100 -1500 60 0 0 0 TX Normal 0 L C
+T 0 100 200 60 0 0 0 VCC Normal 0 L C
+S -50 -1950 50 1950 0 1 0 N
+S -50 -1895 10 -1905 0 1 0 N
+S -50 -1795 10 -1805 0 1 0 N
+S -50 -1695 10 -1705 0 1 0 N
+S -50 -1595 10 -1605 0 1 0 N
+S -50 -1495 10 -1505 0 1 0 N
+S -50 -1395 10 -1405 0 1 0 N
+S -50 -1295 10 -1305 0 1 0 N
+S -50 -1195 10 -1205 0 1 0 N
+S -50 -1095 10 -1105 0 1 0 N
+S -50 -995 10 -1005 0 1 0 N
+S -50 -895 10 -905 0 1 0 N
+S -50 -795 10 -805 0 1 0 N
+S -50 -695 10 -705 0 1 0 N
+S -50 -595 10 -605 0 1 0 N
+S -50 -495 10 -505 0 1 0 N
+S -50 -395 10 -405 0 1 0 N
+S -50 -295 10 -305 0 1 0 N
+S -50 -195 10 -205 0 1 0 N
+S -50 -95 10 -105 0 1 0 N
+S -50 5 10 -5 0 1 0 N
+S -50 105 10 95 0 1 0 N
+S -50 205 10 195 0 1 0 N
+S -50 305 10 295 0 1 0 N
+S -50 405 10 395 0 1 0 N
+S -50 505 10 495 0 1 0 N
+S -50 605 10 595 0 1 0 N
+S -50 705 10 695 0 1 0 N
+S -50 805 10 795 0 1 0 N
+S -50 905 10 895 0 1 0 N
+S -50 1005 10 995 0 1 0 N
+S -50 1105 10 1095 0 1 0 N
+S -50 1205 10 1195 0 1 0 N
+S -50 1305 10 1295 0 1 0 N
+S -50 1405 10 1395 0 1 0 N
+S -50 1505 10 1495 0 1 0 N
+S -50 1605 10 1595 0 1 0 N
+S -50 1705 10 1695 0 1 0 N
+S -50 1805 10 1795 0 1 0 N
+S -50 1905 10 1895 0 1 0 N
+X A15 1 -200 1900 150 R 50 50 1 1 B
+X A14 2 -200 1800 150 R 50 50 1 1 B
+X A13 3 -200 1700 150 R 50 50 1 1 B
+X A12 4 -200 1600 150 R 50 50 1 1 B
+X A11 5 -200 1500 150 R 50 50 1 1 B
+X A10 6 -200 1400 150 R 50 50 1 1 B
+X A9 7 -200 1300 150 R 50 50 1 1 B
+X A8 8 -200 1200 150 R 50 50 1 1 B
+X A7 9 -200 1100 150 R 50 50 1 1 B
+X A6 10 -200 1000 150 R 50 50 1 1 B
+X RESET 20 -200 0 150 R 50 50 1 1 B
+X D3 30 -200 -1000 150 R 50 50 1 1 B
+X A5 11 -200 900 150 R 50 50 1 1 B
+X PHI0 21 -200 -100 150 R 50 50 1 1 B C
+X D4 31 -200 -1100 150 R 50 50 1 1 B
+X A4 12 -200 800 150 R 50 50 1 1 B
+X IRQ 22 -200 -200 150 R 50 50 1 1 B
+X D5 32 -200 -1200 150 R 50 50 1 1 B
+X A3 13 -200 700 150 R 50 50 1 1 B
+X P23 23 -200 -300 150 R 50 50 1 1 N
+X D6 33 -200 -1300 150 R 50 50 1 1 B
+X A2 14 -200 600 150 R 50 50 1 1 B
+X RW 24 -200 -400 150 R 50 50 1 1 B
+X D7 34 -200 -1400 150 R 50 50 1 1 B
+X A1 15 -200 500 150 R 50 50 1 1 B
+X READY 25 -200 -500 150 R 50 50 1 1 B
+X TX 35 -200 -1500 150 R 50 50 1 1 B
+X A0 16 -200 400 150 R 50 50 1 1 B
+X SYNC 26 -200 -600 150 R 50 50 1 1 B
+X RX 36 -200 -1600 150 R 50 50 1 1 B
+X P17 17 -200 300 150 R 50 50 1 1 w
+X D0 27 -200 -700 150 R 50 50 1 1 B
+X NMI 37 -200 -1700 150 R 50 50 1 1 B
+X P18 18 -200 200 150 R 50 50 1 1 w
+X D1 28 -200 -800 150 R 50 50 1 1 B
+X P38 38 -200 -1800 150 R 50 50 1 1 N
+X PHI2 19 -200 100 150 R 50 50 1 1 B C
+X D2 29 -200 -900 150 R 50 50 1 1 B
+X P39 39 -200 -1900 150 R 50 50 1 1 N
+ENDDRAW
+ENDDEF
+#
+# SW_Push_Dual
+#
+DEF SW_Push_Dual SW 0 40 Y N 1 F N
+F0 "SW" 50 100 50 H V L CNN
+F1 "SW_Push_Dual" 0 -270 50 H V C CNN
+F2 "" 0 200 50 H I C CNN
+F3 "" 0 200 50 H I C CNN
+DRAW
+C -80 -200 20 0 1 0 N
+C -80 0 20 0 1 0 N
+C 80 -200 20 0 1 0 N
+C 80 0 20 0 1 0 N
+P 2 0 1 0 0 -120 0 -140 N
+P 2 0 1 0 0 -80 0 -100 N
+P 2 0 1 0 0 -60 0 -40 N
+P 2 0 1 0 0 -20 0 0 N
+P 2 0 1 0 0 20 0 40 N
+P 2 0 1 0 0 50 0 120 N
+P 2 0 1 0 100 -150 -100 -150 N
+P 2 0 1 0 100 50 -100 50 N
+X 1 1 -200 0 100 R 50 50 0 1 P
+X 2 2 200 0 100 L 50 50 0 1 P
+X 3 3 -200 -200 100 R 50 50 0 1 P
+X 4 4 200 -200 100 L 50 50 0 1 P
+ENDDRAW
+ENDDEF
+#
+# SW_SPDT
+#
+DEF SW_SPDT SW 0 0 Y N 1 F N
+F0 "SW" 0 170 50 H V C CNN
+F1 "SW_SPDT" 0 -200 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+C -80 0 20 0 0 0 N
+C 80 -100 20 0 0 0 N
+C 80 100 20 0 1 0 N
+P 2 0 1 0 -60 10 65 90 N
+X A 1 200 100 100 L 50 50 1 1 P
+X B 2 -200 0 100 R 50 50 1 1 P
+X C 3 200 -100 100 L 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+# SW_SPST
+#
+DEF SW_SPST SW 0 0 Y N 1 F N
+F0 "SW" 0 125 50 H V C CNN
+F1 "SW_SPST" 0 -100 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+C -80 0 20 0 0 0 N
+C 80 0 20 0 0 0 N
+P 2 0 0 0 -60 10 60 70 N
+X A 1 -200 0 100 R 50 50 1 1 P
+X B 2 200 0 100 L 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+# VCC
+#
+DEF VCC #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -150 50 H I C CNN
+F1 "VCC" 0 150 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+C 0 75 25 0 1 0 N
+P 2 0 1 0 0 0 0 50 N
+X VCC 1 0 0 0 U 50 50 1 1 W N
+ENDDRAW
+ENDDEF
+#
+#End Library

RC6502 Debug/RC6502 Debug.kicad_pcb

@@ -0,0 +1 @@
+(kicad_pcb (version 4) (host kicad "dummy file") )

RC6502 Debug/RC6502 Debug.pro

@@ -0,0 +1,65 @@
+update=22/12/2018 23:01:55
+version=1
+last_client=kicad
+[pcbnew]
+version=1
+LastNetListRead=
+UseCmpFile=1
+PadDrill=0.600000000000
+PadDrillOvalY=0.600000000000
+PadSizeH=1.500000000000
+PadSizeV=1.500000000000
+PcbTextSizeV=1.500000000000
+PcbTextSizeH=1.500000000000
+PcbTextThickness=0.300000000000
+ModuleTextSizeV=1.000000000000
+ModuleTextSizeH=1.000000000000
+ModuleTextSizeThickness=0.150000000000
+SolderMaskClearance=0.000000000000
+SolderMaskMinWidth=0.000000000000
+DrawSegmentWidth=0.200000000000
+BoardOutlineThickness=0.100000000000
+ModuleOutlineThickness=0.150000000000
+[cvpcb]
+version=1
+NetIExt=net
+[general]
+version=1
+[eeschema]
+version=1
+LibDir=
+[eeschema/libraries]
+LibName1=power
+LibName2=device
+LibName3=switches
+LibName4=relays
+LibName5=motors
+LibName6=transistors
+LibName7=conn
+LibName8=linear
+LibName9=regul
+LibName10=74xx
+LibName11=cmos4000
+LibName12=adc-dac
+LibName13=memory
+LibName14=xilinx
+LibName15=microcontrollers
+LibName16=dsp
+LibName17=microchip
+LibName18=analog_switches
+LibName19=motorola
+LibName20=texas
+LibName21=intel
+LibName22=audio
+LibName23=interface
+LibName24=digital-audio
+LibName25=philips
+LibName26=display
+LibName27=cypress
+LibName28=siliconi
+LibName29=opto
+LibName30=atmel
+LibName31=contrib
+LibName32=valves
+LibName33=D:/ownCloud/Documents/Projects/RC6502/Templates/rc6502_backplane
+LibName34=D:/ownCloud/Documents/Projects/RC6502/Templates/mc14495p1

Templates/mc14495p1.dcm

@@ -0,0 +1,3 @@
+EESchema-DOCLIB  Version 2.0
+#
+#End Doc Library

Templates/mc14495p1.lib

@@ -0,0 +1,32 @@
+EESchema-LIBRARY Version 2.3
+#encoding utf-8
+#
+# MC14495P1
+#
+DEF MC14495P1 U 0 40 Y Y 1 F N
+F0 "U" 0 100 50 H V C CNN
+F1 "MC14495P1" 0 -100 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+DRAW
+S -500 -700 500 700 0 1 0 N
+X e 1 800 0 300 L 50 50 1 1 O
+X f 2 800 -150 300 L 50 50 1 1 O
+X g 3 800 -300 300 L 50 50 1 1 O
+X h+i 4 800 -450 300 L 50 50 1 1 O
+X A 5 -800 500 300 R 50 50 1 1 I
+X B 6 -800 400 300 R 50 50 1 1 I
+X LE 7 -800 -450 300 R 50 50 1 1 I
+X GND 8 0 -1000 300 U 50 50 1 1 P
+X C 9 -800 300 300 R 50 50 1 1 I
+X D 10 -800 200 300 R 50 50 1 1 I
+X i 11 800 -600 300 L 50 50 1 1 O
+X a 12 800 600 300 L 50 50 1 1 O
+X b 13 800 450 300 L 50 50 1 1 O
+X c 14 800 300 300 L 50 50 1 1 O
+X d 15 800 150 300 L 50 50 1 1 O
+X VCC 16 0 1000 300 D 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
+#End Library