Added version 2.03

superbasic.sch

@@ -4,9 +4,9 @@ EELAYER END
 $Descr A4 11693 8268
 encoding utf-8
 Sheet 1 1
-Title "Super Basic/Smartaid3"
-Date "2021-07-31"
-Rev "2.02"
+Title "Super Basic/Smartaid3 + DOS"
+Date "2021-08-04"
+Rev "2.03"
 Comp "SweProj.com"
 Comment1 ""
 Comment2 ""
@@ -19,23 +19,12 @@ U 1 1 6104D632
 P 3600 2800
 F 0 "X1" H 3550 4586 59  0000 C CNN
 F 1 "ABC-Bus" H 3550 4481 59  0000 C CNN
-F 2 "superbasic:MAB64B-FAB64Q" H 2800 2750 50  0001 C CNN
+F 2 "superbasic:FAB64Q" H 2800 2750 50  0001 C CNN
 F 3 "" H 3200 2800 50  0001 C CNN
 	1    3600 2800
 	1    0    0    -1  
 $EndComp
 $Comp
-L Memory_EPROM:27C64 U2
-U 1 1 6104EE26
-P 9350 2150
-F 0 "U2" H 9150 3150 50  0000 C CNN
-F 1 "27C64" H 9550 3150 50  0000 C CNN
-F 2 "Package_DIP:DIP-28_W15.24mm" H 9350 2150 50  0001 C CNN
-F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/11107M.pdf" H 9350 2150 50  0001 C CNN
-	1    9350 2150
-	1    0    0    -1  
-$EndComp
-$Comp
 L 74xx_IEEE:7442 U1
 U 1 1 6105093B
 P 3850 6600
@@ -246,7 +235,7 @@ L power:+5V #PWR0101
 U 1 1 6108A53C
 P 9350 1100
 F 0 "#PWR0101" H 9350 950 50  0001 C CNN
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+F 1 "+5V" H 9350 1250 50  0000 C CNN
 F 2 "" H 9350 1100 50  0001 C CNN
 F 3 "" H 9350 1100 50  0001 C CNN
 	1    9350 1100
@@ -268,12 +257,12 @@ Wire Wire Line
 $Comp
 L power:+5V #PWR0103
 U 1 1 6108D06D
-P 8550 2800
-F 0 "#PWR0103" H 8550 2650 50  0001 C CNN
-F 1 "+5V" H 8565 2973 50  0000 C CNN
-F 2 "" H 8550 2800 50  0001 C CNN
-F 3 "" H 8550 2800 50  0001 C CNN
-	1    8550 2800
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+F 3 "" H 8550 2900 50  0001 C CNN
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 	1    0    0    -1  
 $EndComp
 Wire Wire Line
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 Text Label 4450 2850 2    50   ~ 0
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 Wire Wire Line
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 ~SB_CE
 Text Label 2850 5550 2    50   ~ 0
 ~SB_CE
@@ -561,12 +550,12 @@ Entry Wire Line
 Entry Wire Line
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 Wire Wire Line
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+	8750 3050 8850 3050
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 Wire Wire Line
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 Wire Wire Line
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 Text Label 4450 2750 2    50   ~ 0
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 Wire Wire Line
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 Wire Wire Line
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@@ -724,10 +713,6 @@ Text Label 5950 5550 2    50   ~ 0
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 $Comp
@@ -1558,8 +1543,6 @@ Wire Wire Line
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 GND
 $Comp
-L Memory_EPROM:27C64 U3
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-P 7400 2150
-F 0 "U3" H 7200 3150 50  0000 C CNN
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-F 2 "Package_DIP:DIP-28_W15.24mm" H 7400 2150 50  0001 C CNN
-F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/11107M.pdf" H 7400 2150 50  0001 C CNN
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-	1    0    0    -1  
-$EndComp
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-Wire Wire Line
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-Connection ~ 6950 2950
-Wire Wire Line
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-Wire Wire Line
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-Wire Wire Line
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-$Comp
-L power:+5V #PWR0108
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-F 1 "+5V" H 6615 2923 50  0000 C CNN
-F 2 "" H 6600 2750 50  0001 C CNN
-F 3 "" H 6600 2750 50  0001 C CNN
-	1    6600 2750
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-$EndComp
-Wire Wire Line
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-$Comp
 L power:+5V #PWR0110
 U 1 1 6119D6B2
 P 9900 5300
@@ -2041,12 +1989,12 @@ F 3 "" H 8050 5800 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L Switch:SW_DIP_x04 SW1
+L Switch:SW_DIP_x05 SW1
 U 1 1 6112F7AF
 P 9000 5400
 F 0 "SW1" H 9000 5867 50  0000 C CNN
 F 1 "SW_DIP_x04" H 9000 5776 50  0000 C CNN
-F 2 "Button_Switch_THT:SW_DIP_SPSTx04_Slide_9.78x12.34mm_W7.62mm_P2.54mm" H 9000 5400 50  0001 C CNN
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 F 3 "~" H 9000 5400 50  0001 C CNN
 	1    9000 5400
 	1    0    0    -1  
@@ -2101,10 +2049,142 @@ Wire Wire Line
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 Wire Wire Line
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-Wire Bus Line
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+Text Label 8650 5500 2    50   ~ 0
+~Q6_EN
+Text Label 4850 5000 0    50   ~ 0
+~Q6_EN
+Wire Wire Line
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+$Comp
+L power:+5V #PWR0108
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+F 1 "+5V" H 6615 2923 50  0000 C CNN
+F 2 "" H 6600 2750 50  0001 C CNN
+F 3 "" H 6600 2750 50  0001 C CNN
+	1    6600 2750
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+$EndComp
+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
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+Wire Wire Line
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+Text Label 6850 2750 2    50   ~ 0
+A14
+Text Label 6900 2950 2    50   ~ 0
+~DOS_CE
+Wire Wire Line
+	6900 2950 6950 2950
+$Comp
+L Memory_EPROM:27C64 U3
+U 1 1 6108B15A
+P 7400 2150
+F 0 "U3" H 7200 3150 50  0000 C CNN
+F 1 "27C64" H 7600 3150 50  0000 C CNN
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+F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/11107M.pdf" H 7400 2150 50  0001 C CNN
+	1    7400 2150
+	1    0    0    -1  
+$EndComp
+$Comp
+L Memory_EPROM:27C128 U2
+U 1 1 615885AF
+P 9350 2250
+F 0 "U2" H 9100 3300 50  0000 C CNN
+F 1 "27C128" H 9550 3300 50  0000 C CNN
+F 2 "Package_DIP:DIP-28_W15.24mm" H 9350 2250 50  0001 C CNN
+F 3 "http://ww1.microchip.com/downloads/en/devicedoc/11003L.pdf" H 9350 2250 50  0001 C CNN
+	1    9350 2250
+	1    0    0    -1  
+$EndComp
+$Comp
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+P 8500 5850
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+F 1 "2.2k" H 8559 5805 50  0000 L CNN
+F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" H 8500 5850 50  0001 C CNN
+F 3 "~" H 8500 5850 50  0001 C CNN
+	1    8500 5850
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
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+Wire Wire Line
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+Connection ~ 9900 5400
+Wire Wire Line
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+Wire Wire Line
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+$Comp
+L power:GND #PWR0115
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+P 8500 6050
+F 0 "#PWR0115" H 8500 5800 50  0001 C CNN
+F 1 "GND" H 8505 5877 50  0000 C CNN
+F 2 "" H 8500 6050 50  0001 C CNN
+F 3 "" H 8500 6050 50  0001 C CNN
+	1    8500 6050
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
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+Text Label 8700 5600 2    50   ~ 0
+BANK_SEL
+Text Label 8900 2650 2    50   ~ 0
+BANK_SEL
+Wire Wire Line
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+$Comp
+L Device:CP C1
+U 1 1 6172F5FE
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+F 1 "100uF/16V" H 10768 5955 50  0000 L CNN
+F 2 "Capacitor_THT:CP_Radial_D5.0mm_P2.00mm" H 10688 5850 50  0001 C CNN
+F 3 "~" H 10650 6000 50  0001 C CNN
+	1    10650 6000
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+$EndComp
+$Comp
+L power:+5V #PWR0116
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+F 1 "+5V" H 10665 5973 50  0000 C CNN
+F 2 "" H 10650 5800 50  0001 C CNN
+F 3 "" H 10650 5800 50  0001 C CNN
+	1    10650 5800
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:GND #PWR0117
+U 1 1 61761BAA
+P 10650 6200
+F 0 "#PWR0117" H 10650 5950 50  0001 C CNN
+F 1 "GND" H 10655 6027 50  0000 C CNN
+F 2 "" H 10650 6200 50  0001 C CNN
+F 3 "" H 10650 6200 50  0001 C CNN
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+	1    0    0    -1  
+$EndComp
+Wire Wire Line
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+Wire Wire Line
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 Wire Bus Line
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+Wire Bus Line
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 Wire Bus Line
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 Wire Bus Line
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 Wire Bus Line
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-Text Label 8650 5500 2    50   ~ 0
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-Text Label 4850 5000 0    50   ~ 0
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 $EndSCHEMATC