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RC6502-Apple-1-Replica
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Put RDY and Sync on the bus

This commit is contained in:
Unknown 2017-06-01 15:55:56 +02:00
parent b8fb17b07d
commit c55e064e7c
2 changed files with 27 additions and 106 deletions
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39
RC6502 CPU/RC6502 CPU-cache.lib
View File

@ -1,45 +1,6 @@
EESchema-LIBRARY Version 2.3
#encoding utf-8
#
# 74HCT04
#
DEF 74HCT04 U 0 30 Y Y 6 F N
F0 "U" 150 100 50 H V C CNN
F1 "74HCT04" 200 -100 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
ALIAS 74HC14 74HC04 74LS14
DRAW
P 4 0 0 0 -150 150 -150 -150 150 0 -150 150 N
X GND 7 -50 -100 0 U 30 20 0 0 W N
X VCC 14 -50 100 0 D 30 20 0 0 W N
X ~ 1 -450 0 300 R 50 50 1 1 I
X ~ 2 450 0 300 L 50 50 1 1 O I
X ~ 3 -450 0 300 R 50 50 2 1 I
X ~ 4 450 0 300 L 50 50 2 1 O I
X ~ 5 -450 0 300 R 50 50 3 1 I
X ~ 6 450 0 300 L 50 50 3 1 O I
X ~ 8 450 0 300 L 50 50 4 1 O I
X ~ 9 -450 0 300 R 50 50 4 1 I
X ~ 10 450 0 300 L 50 50 5 1 O I
X ~ 11 -450 0 300 R 50 50 5 1 I
X ~ 12 450 0 300 L 50 50 6 1 O I
X ~ 13 -450 0 300 R 50 50 6 1 I
X ~ 1 -450 0 300 R 50 50 1 2 I I
X ~ 2 450 0 300 L 50 50 1 2 O
X ~ 3 -450 0 300 R 50 50 2 2 I I
X ~ 4 450 0 300 L 50 50 2 2 O
X ~ 5 -450 0 300 R 50 50 3 2 I I
X ~ 6 450 0 300 L 50 50 3 2 O
X ~ 8 450 0 300 L 50 50 4 2 O
X ~ 9 -450 0 300 R 50 50 4 2 I I
X ~ 10 450 0 300 L 50 50 5 2 O
X ~ 11 -450 0 300 R 50 50 5 2 I I
X ~ 12 450 0 300 L 50 50 6 2 O
X ~ 13 -450 0 300 R 50 50 6 2 I I
ENDDRAW
ENDDEF
#
# C
#
DEF C C 0 10 N Y 1 F N

94
RC6502 CPU/RC6502 CPU.sch
View File

@ -115,26 +115,14 @@ F 3 "" H 2150 2700 60 0000 C CNN
1 2650 2500
1 0 0 -1
$EndComp
Text GLabel 3300 1800 2 60 Input ~ 0
Text GLabel 3750 1475 1 60 Input ~ 0
VCC
Text GLabel 3300 3500 2 60 Output ~ 0
Text GLabel 3750 3875 3 60 Output ~ 0
GND
Text GLabel 9350 3800 0 60 Input ~ 0
WR
RW
Text GLabel 3300 2200 2 60 Output ~ 0
R/W
Text GLabel 9350 3900 0 60 Input ~ 0
RD
Text GLabel 9350 3700 0 60 Input ~ 0
MREQ
Text GLabel 9350 4000 0 60 Input ~ 0
IORQ
Text GLabel 10425 1650 3 60 Input ~ 0
GND
Text GLabel 10600 1525 2 60 Input ~ 0
MREQ
Text GLabel 10250 1525 0 60 Input ~ 0
IORQ
RW
Wire Wire Line
675 1500 675 2300
Wire Wire Line
@ -154,32 +142,6 @@ Wire Wire Line
1025 1900 2000 1900
Wire Wire Line
1025 2100 2000 2100
Wire Wire Line
10250 1525 10600 1525
Wire Wire Line
10425 1525 10425 1650
Connection ~ 10425 1525
Text GLabel 5200 1050 0 60 Input ~ 0
R/W
Text GLabel 5525 1050 2 60 Output ~ 0
WR
Wire Wire Line
5200 1050 5525 1050
$Comp
L 74HCT04 U2
U 1 1 590BCEA0
P 5300 1525
F 0 "U2" H 5450 1625 50 0000 C CNN
F 1 "74HCT04" H 5500 1425 50 0000 C CNN
F 2 "Housings_DIP:DIP-14_W7.62mm_Socket" H 5300 1525 50 0001 C CNN
F 3 "" H 5300 1525 50 0001 C CNN
1 5300 1525
1 0 0 -1
$EndComp
Text GLabel 4850 1525 0 60 Input ~ 0
R/W
Text GLabel 5750 1525 2 60 Output ~ 0
RD
Text GLabel 2000 2400 0 60 Output ~ 0
A0
Text GLabel 2000 2500 0 60 Output ~ 0
@ -263,8 +225,6 @@ A0
NoConn ~ 3300 2100
NoConn ~ 3300 2000
NoConn ~ 2000 2000
NoConn ~ 2000 1800
NoConn ~ 2000 2200
Text GLabel 3300 1900 2 60 Input ~ 0
CLOCK
Text GLabel 9350 3500 0 60 BiDi ~ 0
@ -334,18 +294,14 @@ Wire Wire Line
$Comp
L C C1
U 1 1 590DA9CE
P 7575 1300
F 0 "C1" H 7600 1400 50 0000 L CNN
F 1 "100nF" H 7600 1200 50 0000 L CNN
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 7613 1150 50 0001 C CNN
F 3 "" H 7575 1300 50 0001 C CNN
1 7575 1300
P 7125 1300
F 0 "C1" H 7150 1400 50 0000 L CNN
F 1 "100nF" H 7150 1200 50 0000 L CNN
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 7163 1150 50 0001 C CNN
F 3 "" H 7125 1300 50 0001 C CNN
1 7125 1300
1 0 0 -1
$EndComp
Wire Wire Line
7125 1150 7950 1150
Wire Wire Line
7125 1450 7950 1450
Text GLabel 7125 1575 3 60 Output ~ 0
GND
Text GLabel 7125 1000 1 60 Input ~ 0
@ -355,19 +311,6 @@ Wire Wire Line
Wire Wire Line
7125 1450 7125 1575
$Comp
L C C2
U 1 1 590DB42B
P 7950 1300
F 0 "C2" H 7975 1400 50 0000 L CNN
F 1 "100nF" H 7975 1200 50 0000 L CNN
F 2 "Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm" H 7988 1150 50 0001 C CNN
F 3 "" H 7950 1300 50 0001 C CNN
1 7950 1300
1 0 0 -1
$EndComp
Connection ~ 7575 1150
Connection ~ 7575 1450
$Comp
L CXO_DIP14 X1
U 1 1 5918B14F
P 5200 2800
@ -436,4 +379,21 @@ Wire Wire Line
1900 1600 2000 1600
Text Notes 10600 7650 0 60 ~ 0
B
Wire Wire Line
3750 1475 3750 1800
Wire Wire Line
3750 1800 3300 1800
Wire Wire Line
3750 3500 3750 3875
Wire Wire Line
3750 3500 3300 3500
NoConn ~ 9350 3700
Text GLabel 9350 3900 0 60 Input ~ 0
RDY
Text GLabel 9350 4000 0 60 Input ~ 0
SYNC
Text GLabel 2000 1800 0 60 Output ~ 0
RDY
Text GLabel 2000 2200 0 60 Output ~ 0
SYNC
$EndSCHEMATC