ram.sch

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A3 16535 11693
encoding utf-8
Sheet 3 14
Title "Rämixx500"
Date "2021-05-23"
Rev "1"
Comp "SukkoPera"
Comment1 "MEMORY AND...WELL, I USED TO REMEMBER"
Comment2 ""
Comment3 ""
Comment4 "Licensed under CC BY-NC-SA 4.0"
$EndDescr
Wire Wire Line
	8800 1250 8530 1250
Wire Wire Line
	8800 1350 8530 1350
Wire Wire Line
	8800 1450 8530 1450
Wire Wire Line
	8800 1550 8530 1550
Entry Wire Line
	8430 1150 8530 1250
Entry Wire Line
	8430 1250 8530 1350
Entry Wire Line
	8430 1350 8530 1450
Entry Wire Line
	8430 1450 8530 1550
Text Label 8530 1250 0    50   ~ 0
drd3
Text Label 8530 1350 0    50   ~ 0
drd1
Text Label 8530 1450 0    50   ~ 0
drd0
Text Label 8530 1550 0    50   ~ 0
drd2
$Comp
L 74ls373:74LS373 U34
U 1 1 5EB19726
P 3100 2095
F 0 "U34" H 3100 1328 50  0000 C CNN
F 1 "74LS373" H 3100 1419 50  0000 C CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 3100 2095 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS373" H 3100 2095 50  0001 C CNN
F 4 "MEMORY" H 3100 2095 50  0001 C CNN "Section"
F 5 "0.68" H 3100 2095 50  0001 C CNN "Cost"
F 6 "TI" H 3100 2095 50  0001 C CNN "MFG Name"
F 7 "SN74LS373N" H 3100 2095 50  0001 C CNN "MFG Part Num"
F 8 "Y" H 3100 2095 50  0001 C CNN "Required"
	1    3100 2095
	1    0    0    1   
$EndComp
Text GLabel 1065 1305 0    50   Input ~ 0
DRA[0..9]
Text GLabel 1085 755  0    50   BiDi ~ 0
DRD[0..15]
$Comp
L 74ls244:74LS244 U35
U 1 1 5EB9A376
P 3100 3625
F 0 "U35" H 3100 2890 50  0000 C CNN
F 1 "74LS244" H 3100 2975 50  0000 C CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 3100 3625 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS244" H 3100 3625 50  0001 C CNN
F 4 "MEMORY" H 3100 3625 50  0001 C CNN "Section"
F 5 "0.62" H 3100 3625 50  0001 C CNN "Cost"
F 6 "TI" H 3100 3625 50  0001 C CNN "MFG Name"
F 7 "SN74LS244N" H 3100 3625 50  0001 C CNN "MFG Part Num"
F 8 "Y" H 3100 3625 50  0001 C CNN "Required"
	1    3100 3625
	1    0    0    1   
$EndComp
Wire Wire Line
	2600 1995 2060 1995
Wire Wire Line
	2600 2095 2060 2095
Wire Wire Line
	2600 2195 2060 2195
Wire Wire Line
	2600 2295 2060 2295
Wire Wire Line
	2600 2395 2060 2395
Wire Wire Line
	2600 2495 2060 2495
Wire Wire Line
	2600 2595 2060 2595
Wire Wire Line
	2600 4125 2050 4125
Wire Wire Line
	2600 4025 2295 4025
Wire Wire Line
	2600 3925 2575 3925
Wire Wire Line
	2600 3825 2480 3825
Wire Wire Line
	2600 3525 2495 3525
Wire Wire Line
	2600 3425 2200 3425
Text GLabel 2050 3925 0    50   Input ~ 0
~CASL
Text GLabel 2300 3825 0    50   Input ~ 0
~CASU
Text GLabel 2050 4125 0    50   Input ~ 0
~RAS0
Text GLabel 2295 4025 0    50   Input ~ 0
~RAS1
Entry Wire Line
	1960 1795 2060 1895
Entry Wire Line
	1960 1895 2060 1995
Entry Wire Line
	1960 1995 2060 2095
Entry Wire Line
	1960 2095 2060 2195
Entry Wire Line
	1960 2195 2060 2295
Entry Wire Line
	1960 2295 2060 2395
Entry Wire Line
	1960 2395 2060 2495
Entry Wire Line
	1960 2495 2060 2595
Entry Wire Line
	1960 3525 2060 3625
Entry Wire Line
	1960 3625 2060 3725
Text Label 2230 1895 2    50   ~ 0
dra3
Text Label 2230 3625 2    50   ~ 0
dra1
Text Label 2230 3725 2    50   ~ 0
dra0
Text GLabel 2200 3425 0    50   Input ~ 0
~WE
Text GLabel 2495 3525 0    50   Input ~ 0
CCK
Wire Wire Line
	2060 3625 2600 3625
Wire Wire Line
	2060 3725 2600 3725
Wire Wire Line
	2060 1895 2600 1895
Text Label 2230 1995 2    50   ~ 0
dra4
Text Label 2230 2095 2    50   ~ 0
dra6
Text Label 2230 2195 2    50   ~ 0
dra8
Text Label 2230 2295 2    50   ~ 0
dra2
Text Label 2230 2395 2    50   ~ 0
dra5
Text Label 2230 2495 2    50   ~ 0
dra7
Text Label 2230 2595 2    50   ~ 0
dra9
$Comp
L power:GND #PWR0118
U 1 1 5EDD75AC
P 2385 1645
F 0 "#PWR0118" H 2385 1395 50  0001 C CNN
F 1 "GND" H 2390 1472 50  0000 C CNN
F 2 "" H 2385 1645 50  0001 C CNN
F 3 "" H 2385 1645 50  0001 C CNN
	1    2385 1645
	1    0    0    -1  
$EndComp
Wire Wire Line
	2385 1645 2385 1595
Wire Wire Line
	2385 1595 2600 1595
Wire Wire Line
	2600 1695 2520 1695
Wire Wire Line
	2520 1695 2520 2770
Wire Wire Line
	2520 2770 3980 2770
Wire Wire Line
	3980 2770 3980 3525
Wire Wire Line
	3600 3525 3980 3525
Connection ~ 3980 3525
$Comp
L power:GND #PWR0119
U 1 1 5EE1D9D2
P 2385 3195
F 0 "#PWR0119" H 2385 2945 50  0001 C CNN
F 1 "GND" H 2390 3022 50  0000 C CNN
F 2 "" H 2385 3195 50  0001 C CNN
F 3 "" H 2385 3195 50  0001 C CNN
	1    2385 3195
	1    0    0    -1  
$EndComp
Wire Wire Line
	2385 3125 2510 3125
Wire Wire Line
	2385 3195 2385 3125
Wire Wire Line
	2600 3225 2510 3225
Wire Wire Line
	2510 3225 2510 3125
Connection ~ 2510 3125
Wire Wire Line
	2510 3125 2600 3125
Wire Wire Line
	3600 1895 4220 1895
Wire Wire Line
	3600 1995 4220 1995
Wire Wire Line
	3600 2095 4220 2095
Wire Wire Line
	3600 2195 4220 2195
Wire Wire Line
	3600 2295 4220 2295
Wire Wire Line
	3600 2395 4220 2395
Wire Wire Line
	3600 2495 4220 2495
Wire Wire Line
	3600 2595 4220 2595
Wire Wire Line
	3600 3625 4220 3625
Wire Wire Line
	3600 3725 4220 3725
Entry Wire Line
	4220 3625 4320 3725
Entry Wire Line
	4220 3725 4320 3825
Entry Wire Line
	4220 1895 4320 1995
Entry Wire Line
	4220 1995 4320 2095
Entry Wire Line
	4220 2095 4320 2195
Entry Wire Line
	4220 2195 4320 2295
Entry Wire Line
	4220 2295 4320 2395
Entry Wire Line
	4220 2395 4320 2495
Entry Wire Line
	4220 2495 4320 2595
Entry Wire Line
	4220 2595 4320 2695
Text Label 3835 1895 2    50   ~ 0
bdra3
Text Label 3835 1995 2    50   ~ 0
bdra4
Text Label 3835 2095 2    50   ~ 0
bdra6
Text Label 3835 2195 2    50   ~ 0
bdra8
Text Label 3835 2295 2    50   ~ 0
bdra2
Text Label 3835 2395 2    50   ~ 0
bdra5
Text Label 3835 2495 2    50   ~ 0
bdra7
Text Label 3835 2595 2    50   ~ 0
bdra9
Text Label 3835 3625 2    50   ~ 0
bdra1
Text Label 3835 3725 2    50   ~ 0
bdra0
Wire Bus Line
	4320 1200 6165 1200
$Comp
L Device:R_Pack05_SIP RP201
U 1 1 5EF1C367
P 5390 2280
F 0 "RP201" H 5390 2625 50  0000 C CNN
F 1 "68" H 5390 2530 50  0000 C CNN
F 2 "Resistor_THT:R_Array_SIP10" V 6265 2280 50  0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 5390 2280 50  0001 C CNN
F 4 "MEMORY" H 5390 2280 50  0001 C CNN "Section"
F 5 "Y" H 5390 2280 50  0001 C CNN "Required"
	1    5390 2280
	0    -1   1    0   
$EndComp
$Comp
L Device:R_Pack05_SIP RP202
U 1 1 5EF1C6CE
P 5390 3830
F 0 "RP202" H 5390 4175 50  0000 C CNN
F 1 "68" H 5390 4080 50  0000 C CNN
F 2 "Resistor_THT:R_Array_SIP10" V 6265 3830 50  0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 5390 3830 50  0001 C CNN
F 4 "MEMORY" H 5390 3830 50  0001 C CNN "Section"
F 5 "Y" H 5390 3830 50  0001 C CNN "Required"
	1    5390 3830
	0    -1   1    0   
$EndComp
NoConn ~ 5590 1680
NoConn ~ 5590 1780
Text Notes 5885 1770 2    50   ~ 0
SPARE
Wire Wire Line
	5590 2080 6065 2080
Entry Wire Line
	6065 2080 6165 2180
Wire Wire Line
	5590 2380 6065 2380
Entry Wire Line
	6065 2380 6165 2480
Wire Wire Line
	5590 2580 6065 2580
Entry Wire Line
	6065 2580 6165 2680
Wire Wire Line
	5590 2880 6065 2880
Entry Wire Line
	6065 2880 6165 2980
Connection ~ 6165 1200
Wire Bus Line
	6165 1200 6730 1200
Text GLabel 6730 1200 2    50   Output ~ 0
BDRA[0..9]
Text Label 5830 2880 2    50   ~ 0
bdra4
Text Label 5830 2580 2    50   ~ 0
bdra5
Text Label 5830 2380 2    50   ~ 0
bdra6
Text Label 5830 2080 2    50   ~ 0
bdra7
Wire Wire Line
	5590 3630 6065 3630
Entry Wire Line
	6065 3630 6165 3730
Wire Wire Line
	5590 3930 6065 3930
Entry Wire Line
	6065 3930 6165 4030
Wire Wire Line
	5590 4230 6065 4230
Entry Wire Line
	6065 4230 6165 4330
Wire Wire Line
	5590 4430 6065 4430
Entry Wire Line
	6065 4430 6165 4530
Text Notes 7270 1855 2    50   ~ 0
bdra9 does not pass\nthrough RP because\nit does not get to\nRAMs. But there's\na spare resistor in case.
Wire Wire Line
	5590 3330 6065 3330
Entry Wire Line
	6065 3330 6165 3430
Text Label 5830 3330 2    50   ~ 0
bdra8
Text Label 5830 3630 2    50   ~ 0
bdra0
Text Label 5830 3930 2    50   ~ 0
bdra1
Text Label 5830 4230 2    50   ~ 0
bdra2
Text Label 5830 4430 2    50   ~ 0
bdra3
Wire Wire Line
	5590 1980 7235 1980
Wire Wire Line
	5590 2280 7235 2280
Wire Wire Line
	5590 2680 6065 2680
Wire Wire Line
	6065 2680 6065 2765
Wire Wire Line
	6065 2765 7235 2765
Wire Wire Line
	5590 2980 6065 2980
Wire Wire Line
	6065 2980 6065 3065
Wire Wire Line
	6065 3065 7235 3065
Wire Wire Line
	5590 4530 6065 4530
Wire Wire Line
	6065 4530 6065 4615
Wire Wire Line
	6065 4615 7235 4615
Wire Wire Line
	5590 3230 7235 3230
Wire Wire Line
	5590 3530 7235 3530
Wire Wire Line
	5590 3830 7235 3830
Wire Wire Line
	5590 4130 7235 4130
Entry Wire Line
	7235 4615 7335 4715
Entry Wire Line
	7235 4130 7335 4230
Entry Wire Line
	7235 3830 7335 3930
Entry Wire Line
	7235 3530 7335 3630
Entry Wire Line
	7235 3230 7335 3330
Entry Wire Line
	7235 3065 7335 3165
Entry Wire Line
	7235 2765 7335 2865
Entry Wire Line
	7235 2280 7335 2380
Entry Wire Line
	7235 1980 7335 2080
Text Label 6060 1980 2    50   ~ 0
ma7
Text Label 6060 2280 2    50   ~ 0
ma6
Text Label 6060 2980 2    50   ~ 0
ma4
Text Label 6060 3230 2    50   ~ 0
ma8
Text Label 6060 3530 2    50   ~ 0
ma0
Text Label 6060 3830 2    50   ~ 0
ma1
Text Label 6060 4130 2    50   ~ 0
ma2
Text Label 6060 4530 2    50   ~ 0
ma3
$Comp
L Device:R_Pack05_SIP RP203
U 1 1 5F5CC2F4
P 5390 5940
F 0 "RP203" H 5390 6285 50  0000 C CNN
F 1 "68" H 5390 6190 50  0000 C CNN
F 2 "Resistor_THT:R_Array_SIP10" V 6265 5940 50  0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 5390 5940 50  0001 C CNN
F 4 "MEMORY" H 5390 5940 50  0001 C CNN "Section"
F 5 "Y" H 5390 5940 50  0001 C CNN "Required"
	1    5390 5940
	0    -1   1    0   
$EndComp
Wire Wire Line
	3600 3425 4085 3425
Wire Wire Line
	4085 3425 4085 6880
Wire Wire Line
	4085 6880 6080 6880
Wire Wire Line
	6080 6880 6080 6540
Wire Wire Line
	6080 6540 5590 6540
Text Label 5705 5940 0    50   ~ 0
~bcasu0
Text Label 5705 5340 0    50   ~ 0
~bras0
Wire Wire Line
	5590 5340 6065 5340
Text Label 5705 5640 0    50   ~ 0
~bras1
Text Label 5705 6540 0    50   ~ 0
~bwe
Wire Wire Line
	4085 3425 4605 3425
Connection ~ 4085 3425
Text GLabel 4605 3425 2    50   Output ~ 0
~BWE
$Comp
L 74xx:74LS139 U32
U 1 1 5CF5939E
P 5165 7570
F 0 "U32" H 5165 7937 50  0000 C CNN
F 1 "74LS139" H 5165 7846 50  0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm_Socket_LongPads" H 5165 7570 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS139" H 5165 7570 50  0001 C CNN
F 4 "MEMORY" H 5165 7570 50  0001 C CNN "Section"
F 5 "0.615" H 5165 7570 50  0001 C CNN "Cost"
F 6 "TI" H 5165 7570 50  0001 C CNN "MFG Name"
F 7 "SN74LS139AN" H 5165 7570 50  0001 C CNN "MFG Part Num"
	1    5165 7570
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS139 U32
U 2 1 5CF5975B
P 5165 8360
F 0 "U32" H 5165 8727 50  0000 C CNN
F 1 "74LS139" H 5165 8636 50  0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm_Socket_LongPads" H 5165 8360 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS139" H 5165 8360 50  0001 C CNN
F 4 "MEMORY" H 5165 8360 50  0001 C CNN "Section"
F 5 "0.615" H 5165 8360 50  0001 C CNN "Cost"
F 6 "TI" H 5165 8360 50  0001 C CNN "MFG Name"
F 7 "SN74LS139AN" H 5165 8360 50  0001 C CNN "MFG Part Num"
	2    5165 8360
	1    0    0    -1  
$EndComp
Wire Wire Line
	3980 8560 4665 8560
Wire Wire Line
	3980 3525 3980 7770
Wire Wire Line
	4665 7770 3980 7770
Connection ~ 3980 7770
Wire Wire Line
	3980 7770 3980 8560
NoConn ~ 5665 7670
NoConn ~ 5665 7770
NoConn ~ 5665 8460
NoConn ~ 5665 8560
Wire Wire Line
	2575 3925 2575 7365
Connection ~ 2575 3925
Wire Wire Line
	2575 3925 2050 3925
Wire Wire Line
	2480 3825 2480 8155
Connection ~ 2480 3825
Wire Wire Line
	2480 3825 2300 3825
Wire Wire Line
	4665 8360 4420 8360
Entry Wire Line
	4320 8260 4420 8360
Text Label 4420 8360 0    50   ~ 0
bdra9
Wire Wire Line
	4665 7570 4420 7570
Entry Wire Line
	4320 7470 4420 7570
Text Label 4420 7570 0    50   ~ 0
bdra9
Wire Wire Line
	4665 7470 4420 7470
Wire Wire Line
	4420 7470 4420 7365
Wire Wire Line
	4420 7365 2575 7365
Wire Wire Line
	4665 8260 4420 8260
Wire Wire Line
	4420 8260 4420 8155
Wire Wire Line
	2480 8155 4420 8155
Text Notes 3635 7880 2    50   ~ 0
A600 has a KLUDGE\nhere with a 74LS00.\nIs it needed here too?
$Comp
L Jumper:Jumper_2_Bridged JP3A1
U 1 1 5D453E68
P 4850 4980
F 0 "JP3A1" H 4850 5060 50  0000 C CNN
F 1 "Jumper_2_Bridged" H 4850 5084 50  0001 C CNN
F 2 "Raemixx500:Jumper2-Bridged" H 4850 4980 50  0001 C CNN
F 3 "~" H 4850 4980 50  0001 C CNN
F 4 "SKIP" H 4850 4980 50  0001 C CNN "MFG Name"
F 5 "SKIP" H 4850 4980 50  0001 C CNN "MFG Part Num"
F 6 "JMP" H 4850 4980 50  0001 C CNN "Section"
	1    4850 4980
	1    0    0    -1  
$EndComp
$Comp
L Jumper:Jumper_2_Bridged JP3B1
U 1 1 5D4540CC
P 4850 5190
F 0 "JP3B1" H 4850 5105 50  0000 C CNN
F 1 "Jumper_2_Bridged" H 4850 5294 50  0001 C CNN
F 2 "Raemixx500:Jumper2-Bridged" H 4850 5190 50  0001 C CNN
F 3 "~" H 4850 5190 50  0001 C CNN
F 4 "SKIP" H 4850 5190 50  0001 C CNN "MFG Name"
F 5 "SKIP" H 4850 5190 50  0001 C CNN "MFG Part Num"
F 6 "JMP" H 4850 5190 50  0001 C CNN "Section"
	1    4850 5190
	1    0    0    -1  
$EndComp
Wire Wire Line
	3600 4025 3885 4025
Wire Wire Line
	3885 4025 3885 4760
Wire Wire Line
	3885 4760 5210 4760
Wire Wire Line
	5210 4760 5210 4980
Wire Wire Line
	5210 4980 5050 4980
Wire Wire Line
	4650 5190 3780 5190
Wire Wire Line
	3780 5190 3780 4125
Wire Wire Line
	3780 4125 3600 4125
Wire Wire Line
	5050 5190 6065 5190
Wire Wire Line
	6065 5190 6065 5340
Wire Wire Line
	4650 4980 4500 4980
Wire Wire Line
	4500 4980 4500 5105
Wire Wire Line
	4500 5105 6155 5105
Wire Wire Line
	6155 5105 6155 5640
Wire Wire Line
	5590 5640 6155 5640
Text Notes 5300 5000 0    50   ~ 0
JP3 swaps upper and\nlower RAM banks
$Comp
L Device:R R201
U 1 1 5D708549
P 7810 1665
F 0 "R201" V 7725 1565 50  0000 L CNN
F 1 "4.7k" V 7815 1585 50  0000 L CNN
F 2 "Raemixx500:R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal" V 7740 1665 50  0001 C CNN
F 3 "~" H 7810 1665 50  0001 C CNN
F 4 "MEMORY" H 7810 1665 50  0001 C CNN "Section"
F 5 "Y" H 7810 1665 50  0001 C CNN "Required"
	1    7810 1665
	1    0    0    -1  
$EndComp
$Comp
L Device:R R202
U 1 1 5D708798
P 8160 3785
F 0 "R202" V 8255 3685 50  0000 L CNN
F 1 "4.7k" V 8165 3705 50  0000 L CNN
F 2 "Raemixx500:R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal" V 8090 3785 50  0001 C CNN
F 3 "~" H 8160 3785 50  0001 C CNN
F 4 "MEMORY" H 8160 3785 50  0001 C CNN "Section"
F 5 "Y" H 8160 3785 50  0001 C CNN "Required"
	1    8160 3785
	1    0    0    -1  
$EndComp
Wire Wire Line
	7810 1815 7810 1900
Wire Wire Line
	8160 3935 8160 4180
Wire Wire Line
	7810 1515 7810 1420
Wire Wire Line
	8160 3545 8160 3635
$Comp
L power:VCC #PWR0120
U 1 1 5D7D48CC
P 7810 1420
F 0 "#PWR0120" H 7810 1270 50  0001 C CNN
F 1 "VCC" H 7810 1565 50  0000 C CNN
F 2 "" H 7810 1420 50  0001 C CNN
F 3 "" H 7810 1420 50  0001 C CNN
	1    7810 1420
	1    0    0    -1  
$EndComp
Text Label 5980 8360 2    50   ~ 0
~bcasu1
Text Label 5725 7470 0    50   ~ 0
~bcasl0
Text Label 5705 6240 0    50   ~ 0
~bcasl0
Text Label 5730 7570 0    50   ~ 0
~bcasl1
Wire Wire Line
	5665 8360 6000 8360
Text Label 5705 8260 0    50   ~ 0
~bcasu0
Wire Wire Line
	5590 5940 6470 5940
Text Notes 7405 8080 0    50   ~ 0
Note: JP4 bypasses\nU32 for 512K system
Text Label 1250 755  0    50   ~ 0
drd[0..15]
Text Label 1240 1305 0    50   ~ 0
dra[0..9]
Wire Bus Line
	1960 1305 1060 1305
Wire Bus Line
	8430 755  1085 755 
Text Label 6265 1200 0    50   ~ 0
bdra[0..9]
$Comp
L XX4256:XX4256 U16
U 1 1 5D1C956E
P 9300 1700
F 0 "U16" H 9300 2415 50  0000 C CNN
F 1 "XX4256" H 9300 2324 50  0000 C CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 9300 1700 50  0001 C CNN
F 3 "DOCUMENTATION" H 9300 1700 50  0001 C CNN
F 4 "MEMORY" H 9300 1700 50  0001 C CNN "Section"
F 5 "Y" H 9300 1700 50  0001 C CNN "Required"
	1    9300 1700
	1    0    0    -1  
$EndComp
$Comp
L XX4256:XX4256 U17
U 1 1 5D4117A6
P 10975 1700
F 0 "U17" H 10975 2415 50  0000 C CNN
F 1 "XX4256" H 10975 2324 50  0000 C CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 10975 1700 50  0001 C CNN
F 3 "DOCUMENTATION" H 10975 1700 50  0001 C CNN
F 4 "MEMORY" H 10975 1700 50  0001 C CNN "Section"
F 5 "Y" H 10975 1700 50  0001 C CNN "Required"
	1    10975 1700
	1    0    0    -1  
$EndComp
$Comp
L XX4256:XX4256 U18
U 1 1 5D42DBCB
P 12650 1700
F 0 "U18" H 12650 2415 50  0000 C CNN
F 1 "XX4256" H 12650 2324 50  0000 C CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 12650 1700 50  0001 C CNN
F 3 "DOCUMENTATION" H 12650 1700 50  0001 C CNN
F 4 "MEMORY" H 12650 1700 50  0001 C CNN "Section"
F 5 "Y" H 12650 1700 50  0001 C CNN "Required"
	1    12650 1700
	1    0    0    -1  
$EndComp
$Comp
L XX4256:XX4256 U19
U 1 1 5D42DBD1
P 14325 1700
F 0 "U19" H 14325 2415 50  0000 C CNN
F 1 "XX4256" H 14325 2324 50  0000 C CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 14325 1700 50  0001 C CNN
F 3 "DOCUMENTATION" H 14325 1700 50  0001 C CNN
F 4 "MEMORY" H 14325 1700 50  0001 C CNN "Section"
F 5 "Y" H 14325 1700 50  0001 C CNN "Required"
	1    14325 1700
	1    0    0    -1  
$EndComp
Wire Wire Line
	9800 1250 10080 1250
Wire Wire Line
	9800 1350 10080 1350
Wire Wire Line
	9800 1450 10080 1450
Wire Wire Line
	9800 1550 10080 1550
Wire Wire Line
	9800 1650 10080 1650
Wire Wire Line
	9800 1750 10080 1750
Wire Wire Line
	9800 1850 10080 1850
Wire Wire Line
	9800 1950 10080 1950
Wire Wire Line
	9800 2050 10080 2050
Entry Wire Line
	10080 1250 10180 1150
Entry Wire Line
	10080 1350 10180 1250
Entry Wire Line
	10080 1450 10180 1350
Entry Wire Line
	10080 1550 10180 1450
Entry Wire Line
	10080 1650 10180 1550
Entry Wire Line
	10080 1750 10180 1650
Entry Wire Line
	10080 1850 10180 1750
Entry Wire Line
	10080 1950 10180 1850
Entry Wire Line
	10080 2050 10180 1950
Wire Bus Line
	10180 870  8310 870 
Wire Wire Line
	8800 1800 8610 1800
Wire Wire Line
	5590 6340 7925 6340
Wire Wire Line
	8800 1900 8610 1900
Wire Wire Line
	8800 2000 7925 2000
Wire Wire Line
	7925 2000 7925 2645
Wire Wire Line
	8800 2200 8740 2200
Wire Wire Line
	8740 2200 8740 2280
$Comp
L power:GND #PWR0102
U 1 1 5D516C36
P 8740 2280
F 0 "#PWR0102" H 8740 2030 50  0001 C CNN
F 1 "GND" H 8745 2107 50  0000 C CNN
F 2 "" H 8740 2280 50  0001 C CNN
F 3 "" H 8740 2280 50  0001 C CNN
	1    8740 2280
	1    0    0    -1  
$EndComp
Wire Wire Line
	5590 6640 8040 6640
Wire Wire Line
	8040 6640 8040 5010
Wire Wire Line
	8040 2100 8800 2100
Wire Wire Line
	8610 1800 8610 1900
Connection ~ 8610 1900
Wire Wire Line
	8610 1900 7810 1900
Text Label 9820 1250 0    50   ~ 0
ma8
Text Label 9820 1350 0    50   ~ 0
ma7
Text Label 9820 1450 0    50   ~ 0
ma6
Text Label 9820 1550 0    50   ~ 0
ma5
Text Label 9820 1650 0    50   ~ 0
ma4
Text Label 9820 1750 0    50   ~ 0
ma3
Text Label 9820 1850 0    50   ~ 0
ma2
Text Label 9820 1950 0    50   ~ 0
ma1
Text Label 9820 2050 0    50   ~ 0
ma0
Entry Wire Line
	10245 1150 10345 1250
Entry Wire Line
	10245 1250 10345 1350
Entry Wire Line
	10245 1350 10345 1450
Entry Wire Line
	10245 1450 10345 1550
Text Label 10345 1250 0    50   ~ 0
drd7
Text Label 10345 1350 0    50   ~ 0
drd5
Text Label 10345 1450 0    50   ~ 0
drd4
Text Label 10345 1550 0    50   ~ 0
drd6
Wire Bus Line
	10245 755  8430 755 
Connection ~ 8430 755 
Wire Wire Line
	10345 1250 10475 1250
Wire Wire Line
	10345 1350 10475 1350
Wire Wire Line
	10345 1450 10475 1450
Wire Wire Line
	10345 1550 10475 1550
Wire Bus Line
	11855 870  10180 870 
Entry Wire Line
	11920 1150 12020 1250
Entry Wire Line
	11920 1250 12020 1350
Entry Wire Line
	11920 1350 12020 1450
Entry Wire Line
	11920 1450 12020 1550
Wire Bus Line
	11920 755  10245 755 
Connection ~ 10180 870 
Wire Bus Line
	10180 870  9010 870 
Connection ~ 10245 755 
Wire Wire Line
	12020 1250 12150 1250
Wire Wire Line
	12020 1350 12150 1350
Wire Wire Line
	12020 1450 12150 1450
Wire Wire Line
	12020 1550 12150 1550
Text Label 12025 1250 0    50   ~ 0
drd11
Text Label 12025 1350 0    50   ~ 0
drd9
Text Label 12025 1450 0    50   ~ 0
drd8
Text Label 12025 1550 0    50   ~ 0
drd10
Wire Bus Line
	13530 870  11855 870 
Entry Wire Line
	13595 1150 13695 1250
Entry Wire Line
	13595 1250 13695 1350
Entry Wire Line
	13595 1350 13695 1450
Entry Wire Line
	13595 1450 13695 1550
Wire Bus Line
	13595 755  11920 755 
Wire Wire Line
	13695 1250 13825 1250
Wire Wire Line
	13695 1350 13825 1350
Wire Wire Line
	13695 1450 13825 1450
Wire Wire Line
	13695 1550 13825 1550
Text Label 13700 1250 0    50   ~ 0
drd15
Text Label 13700 1350 0    50   ~ 0
drd13
Text Label 13700 1450 0    50   ~ 0
drd12
Text Label 13700 1550 0    50   ~ 0
drd14
Connection ~ 11855 870 
Connection ~ 11920 755 
Wire Bus Line
	13530 870  15205 870 
Connection ~ 13530 870 
Wire Wire Line
	10475 1900 10245 1900
Wire Wire Line
	10245 1900 10245 2560
Wire Wire Line
	10475 1800 10245 1800
Wire Wire Line
	10245 1800 10245 1900
Connection ~ 10245 1900
Wire Wire Line
	10475 2000 10335 2000
Wire Wire Line
	10335 2000 10335 2645
Wire Wire Line
	10335 2645 7925 2645
Connection ~ 7925 2645
Wire Wire Line
	7925 2645 7925 4280
Wire Wire Line
	7810 1900 7810 2560
Connection ~ 7810 2560
Wire Wire Line
	7810 2560 10245 2560
Wire Wire Line
	10475 2100 10415 2100
Wire Wire Line
	10415 2100 10415 2730
Wire Wire Line
	10415 2730 8040 2730
Connection ~ 8040 2730
Wire Wire Line
	8040 2730 8040 2100
$Comp
L power:GND #PWR0103
U 1 1 5D7360EC
P 10525 2280
F 0 "#PWR0103" H 10525 2030 50  0001 C CNN
F 1 "GND" H 10530 2107 50  0000 C CNN
F 2 "" H 10525 2280 50  0001 C CNN
F 3 "" H 10525 2280 50  0001 C CNN
	1    10525 2280
	1    0    0    -1  
$EndComp
Wire Wire Line
	10475 2200 10475 2280
Wire Wire Line
	10475 2280 10525 2280
Wire Wire Line
	12150 1900 11920 1900
Wire Wire Line
	11920 1900 11920 2560
Wire Wire Line
	12150 1800 11920 1800
Wire Wire Line
	11920 1800 11920 1900
Connection ~ 11920 1900
Wire Wire Line
	13825 1900 13595 1900
Wire Wire Line
	13595 1900 13595 2560
Wire Wire Line
	13825 1800 13595 1800
Wire Wire Line
	13595 1800 13595 1900
Connection ~ 13595 1900
Wire Wire Line
	10245 2560 11920 2560
Connection ~ 10245 2560
Connection ~ 11920 2560
Wire Wire Line
	11920 2560 13595 2560
Wire Wire Line
	12150 2100 12090 2100
Wire Wire Line
	12090 2100 12090 2730
Wire Wire Line
	13825 2100 13765 2100
Wire Wire Line
	13765 2100 13765 2730
Wire Wire Line
	13765 2730 12090 2730
Connection ~ 10415 2730
Connection ~ 12090 2730
Wire Wire Line
	12090 2730 10415 2730
$Comp
L power:GND #PWR0104
U 1 1 5D7B007D
P 12210 2280
F 0 "#PWR0104" H 12210 2030 50  0001 C CNN
F 1 "GND" H 12215 2107 50  0000 C CNN
F 2 "" H 12210 2280 50  0001 C CNN
F 3 "" H 12210 2280 50  0001 C CNN
	1    12210 2280
	1    0    0    -1  
$EndComp
Wire Wire Line
	12150 2200 12150 2280
Wire Wire Line
	12150 2280 12210 2280
$Comp
L power:GND #PWR0105
U 1 1 5D7C0247
P 13885 2280
F 0 "#PWR0105" H 13885 2030 50  0001 C CNN
F 1 "GND" H 13890 2107 50  0000 C CNN
F 2 "" H 13885 2280 50  0001 C CNN
F 3 "" H 13885 2280 50  0001 C CNN
	1    13885 2280
	1    0    0    -1  
$EndComp
Wire Wire Line
	13885 2280 13825 2280
Wire Wire Line
	13825 2280 13825 2200
Wire Wire Line
	12150 2000 12005 2000
Wire Wire Line
	12005 2000 12005 2645
Wire Wire Line
	5590 6040 12005 6040
Wire Wire Line
	8800 3530 8530 3530
Wire Wire Line
	8800 3630 8530 3630
Wire Wire Line
	8800 3730 8530 3730
Wire Wire Line
	8800 3830 8530 3830
Entry Wire Line
	8430 3430 8530 3530
Entry Wire Line
	8430 3530 8530 3630
Entry Wire Line
	8430 3630 8530 3730
Entry Wire Line
	8430 3730 8530 3830
Text Label 8530 3530 0    50   ~ 0
drd3
Text Label 8530 3630 0    50   ~ 0
drd1
Text Label 8530 3730 0    50   ~ 0
drd0
Text Label 8530 3830 0    50   ~ 0
drd2
$Comp
L XX4256:XX4256 U20
U 1 1 5D805FD5
P 9300 3980
F 0 "U20" H 9300 4695 50  0000 C CNN
F 1 "XX4256" H 9300 4604 50  0000 C CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 9300 3980 50  0001 C CNN
F 3 "DOCUMENTATION" H 9300 3980 50  0001 C CNN
F 4 "MEMORY" H 9300 3980 50  0001 C CNN "Section"
	1    9300 3980
	1    0    0    -1  
$EndComp
$Comp
L XX4256:XX4256 U21
U 1 1 5D805FDB
P 10975 3980
F 0 "U21" H 10975 4695 50  0000 C CNN
F 1 "XX4256" H 10975 4604 50  0000 C CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 10975 3980 50  0001 C CNN
F 3 "DOCUMENTATION" H 10975 3980 50  0001 C CNN
F 4 "MEMORY" H 10975 3980 50  0001 C CNN "Section"
	1    10975 3980
	1    0    0    -1  
$EndComp
$Comp
L XX4256:XX4256 U22
U 1 1 5D805FE1
P 12650 3980
F 0 "U22" H 12650 4695 50  0000 C CNN
F 1 "XX4256" H 12650 4604 50  0000 C CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 12650 3980 50  0001 C CNN
F 3 "DOCUMENTATION" H 12650 3980 50  0001 C CNN
F 4 "MEMORY" H 12650 3980 50  0001 C CNN "Section"
	1    12650 3980
	1    0    0    -1  
$EndComp
$Comp
L XX4256:XX4256 U23
U 1 1 5D805FE7
P 14325 3980
F 0 "U23" H 14325 4695 50  0000 C CNN
F 1 "XX4256" H 14325 4604 50  0000 C CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 14325 3980 50  0001 C CNN
F 3 "DOCUMENTATION" H 14325 3980 50  0001 C CNN
F 4 "MEMORY" H 14325 3980 50  0001 C CNN "Section"
	1    14325 3980
	1    0    0    -1  
$EndComp
Wire Wire Line
	8800 4280 7925 4280
Wire Wire Line
	8800 4480 8740 4480
Wire Wire Line
	8740 4480 8740 4560
$Comp
L power:GND #PWR0106
U 1 1 5D806005
P 8740 4560
F 0 "#PWR0106" H 8740 4310 50  0001 C CNN
F 1 "GND" H 8745 4387 50  0000 C CNN
F 2 "" H 8740 4560 50  0001 C CNN
F 3 "" H 8740 4560 50  0001 C CNN
	1    8740 4560
	1    0    0    -1  
$EndComp
Wire Wire Line
	8040 4380 8800 4380
Entry Wire Line
	10245 3430 10345 3530
Entry Wire Line
	10245 3530 10345 3630
Entry Wire Line
	10245 3630 10345 3730
Entry Wire Line
	10245 3730 10345 3830
Text Label 10345 3530 0    50   ~ 0
drd7
Text Label 10345 3630 0    50   ~ 0
drd5
Text Label 10345 3730 0    50   ~ 0
drd4
Text Label 10345 3830 0    50   ~ 0
drd6
Wire Wire Line
	10345 3530 10475 3530
Wire Wire Line
	10345 3630 10475 3630
Wire Wire Line
	10345 3730 10475 3730
Wire Wire Line
	10345 3830 10475 3830
Wire Bus Line
	11855 3150 10180 3150
Entry Wire Line
	11920 3430 12020 3530
Entry Wire Line
	11920 3530 12020 3630
Entry Wire Line
	11920 3630 12020 3730
Entry Wire Line
	11920 3730 12020 3830
Connection ~ 10180 3150
Wire Wire Line
	12020 3530 12150 3530
Wire Wire Line
	12020 3630 12150 3630
Wire Wire Line
	12020 3730 12150 3730
Wire Wire Line
	12020 3830 12150 3830
Text Label 12025 3530 0    50   ~ 0
drd11
Text Label 12025 3630 0    50   ~ 0
drd9
Text Label 12025 3730 0    50   ~ 0
drd8
Text Label 12025 3830 0    50   ~ 0
drd10
Wire Bus Line
	13530 3150 11855 3150
Entry Wire Line
	13595 3430 13695 3530
Entry Wire Line
	13595 3530 13695 3630
Entry Wire Line
	13595 3630 13695 3730
Entry Wire Line
	13595 3730 13695 3830
Wire Bus Line
	13595 3035 11920 3035
Wire Wire Line
	13695 3530 13825 3530
Wire Wire Line
	13695 3630 13825 3630
Wire Wire Line
	13695 3730 13825 3730
Wire Wire Line
	13695 3830 13825 3830
Text Label 13700 3530 0    50   ~ 0
drd15
Text Label 13700 3630 0    50   ~ 0
drd13
Text Label 13700 3730 0    50   ~ 0
drd12
Text Label 13700 3830 0    50   ~ 0
drd14
Connection ~ 11855 3150
Connection ~ 11920 3035
Wire Bus Line
	13530 3150 15205 3150
Connection ~ 13530 3150
Wire Wire Line
	10475 4180 10245 4180
Wire Wire Line
	10245 4180 10245 4840
Wire Wire Line
	10475 4280 10335 4280
Wire Wire Line
	10335 4280 10335 4925
Wire Wire Line
	10335 4925 7925 4925
Wire Wire Line
	10475 4380 10415 4380
Wire Wire Line
	10415 4380 10415 5010
Wire Wire Line
	10415 5010 8040 5010
$Comp
L power:GND #PWR0107
U 1 1 5D8060A6
P 10525 4560
F 0 "#PWR0107" H 10525 4310 50  0001 C CNN
F 1 "GND" H 10530 4387 50  0000 C CNN
F 2 "" H 10525 4560 50  0001 C CNN
F 3 "" H 10525 4560 50  0001 C CNN
	1    10525 4560
	1    0    0    -1  
$EndComp
Wire Wire Line
	10475 4480 10475 4560
Wire Wire Line
	10475 4560 10525 4560
Wire Wire Line
	12150 4180 11920 4180
Wire Wire Line
	11920 4180 11920 4840
Wire Wire Line
	13825 4180 13595 4180
Wire Wire Line
	13595 4180 13595 4840
Wire Wire Line
	10245 4840 11920 4840
Connection ~ 11920 4840
Wire Wire Line
	11920 4840 13595 4840
Wire Wire Line
	12150 4380 12090 4380
Wire Wire Line
	12090 4380 12090 5010
Wire Wire Line
	13825 4380 13765 4380
Wire Wire Line
	13765 4380 13765 5010
Wire Wire Line
	13765 5010 12090 5010
Connection ~ 10415 5010
Connection ~ 12090 5010
Wire Wire Line
	12090 5010 10415 5010
$Comp
L power:GND #PWR0108
U 1 1 5D8060C4
P 12210 4560
F 0 "#PWR0108" H 12210 4310 50  0001 C CNN
F 1 "GND" H 12215 4387 50  0000 C CNN
F 2 "" H 12210 4560 50  0001 C CNN
F 3 "" H 12210 4560 50  0001 C CNN
	1    12210 4560
	1    0    0    -1  
$EndComp
Wire Wire Line
	12150 4480 12150 4560
Wire Wire Line
	12150 4560 12210 4560
$Comp
L power:GND #PWR0109
U 1 1 5D8060CC
P 13885 4560
F 0 "#PWR0109" H 13885 4310 50  0001 C CNN
F 1 "GND" H 13890 4387 50  0000 C CNN
F 2 "" H 13885 4560 50  0001 C CNN
F 3 "" H 13885 4560 50  0001 C CNN
	1    13885 4560
	1    0    0    -1  
$EndComp
Wire Wire Line
	13885 4560 13825 4560
Wire Wire Line
	13825 4560 13825 4480
Wire Wire Line
	12150 4280 12005 4280
Connection ~ 7925 4280
Wire Wire Line
	7925 4280 7925 4925
Connection ~ 7925 4925
Wire Wire Line
	7925 4925 7925 6340
Connection ~ 8040 4380
Wire Wire Line
	8040 4380 8040 2730
Connection ~ 8040 5010
Wire Wire Line
	8040 5010 8040 4380
Connection ~ 12005 4280
Wire Wire Line
	12005 4280 12005 4925
Connection ~ 8430 3035
Wire Bus Line
	8310 3150 8310 870 
Wire Bus Line
	8310 3150 10180 3150
Connection ~ 8310 870 
Wire Bus Line
	8310 870  7335 870 
Wire Bus Line
	8430 3035 10245 3035
Connection ~ 10245 3035
Wire Bus Line
	10245 3035 11920 3035
Wire Wire Line
	13825 4280 13680 4280
Wire Wire Line
	13680 4280 13680 4925
Wire Wire Line
	13680 4925 12005 4925
Connection ~ 12005 4925
Wire Wire Line
	12005 4925 12005 6040
Wire Wire Line
	7810 2560 7810 2945
Wire Wire Line
	8160 5740 8160 4840
Wire Wire Line
	8160 4180 8800 4180
Wire Wire Line
	10245 4840 8160 4840
Connection ~ 10245 4840
Connection ~ 8160 4840
Wire Wire Line
	8800 4080 7810 4080
Connection ~ 7810 4080
Wire Wire Line
	7810 4080 7810 5440
Wire Wire Line
	10475 4080 10210 4080
Wire Wire Line
	10210 4080 10210 2945
Wire Wire Line
	10210 2945 7810 2945
Connection ~ 7810 2945
Wire Wire Line
	7810 2945 7810 4080
Wire Wire Line
	10210 2945 11890 2945
Wire Wire Line
	11890 2945 11890 4080
Wire Wire Line
	11890 4080 12150 4080
Connection ~ 10210 2945
Wire Wire Line
	11890 2945 13560 2945
Wire Wire Line
	13560 2945 13560 4080
Wire Wire Line
	13560 4080 13825 4080
Connection ~ 11890 2945
$Comp
L Jumper:Jumper_3_Open JP4A1
U 1 1 5DCD8A02
P 7185 7470
F 0 "JP4A1" H 7185 7602 50  0000 C CNN
F 1 "Jumper_3_Open" H 7185 7693 50  0001 C CNN
F 2 "Raemixx500:Jumper3-Open" H 7185 7470 50  0001 C CNN
F 3 "~" H 7185 7470 50  0001 C CNN
F 4 "SKIP" H 7185 7470 50  0001 C CNN "MFG Name"
F 5 "SKIP" H 7185 7470 50  0001 C CNN "MFG Part Num"
F 6 "JMP" H 7185 7470 50  0001 C CNN "Section"
F 7 "Y" H 7185 7470 50  0001 C CNN "Required"
	1    7185 7470
	1    0    0    1   
$EndComp
Wire Wire Line
	6155 7570 6155 7705
Wire Wire Line
	5665 7570 6155 7570
Text GLabel 7805 7705 2    50   Output ~ 0
~BCASL1
Wire Wire Line
	3600 3925 4210 3925
Wire Wire Line
	4210 3925 4210 7105
Wire Wire Line
	5590 6240 6710 6240
Wire Wire Line
	5665 7470 6710 7470
Wire Wire Line
	6710 6240 6710 7470
Wire Wire Line
	6155 7705 7605 7705
Wire Wire Line
	6710 7470 6935 7470
Connection ~ 6710 7470
Wire Wire Line
	7185 7105 7185 7320
Wire Wire Line
	7435 7470 7605 7470
Wire Wire Line
	7605 7470 7605 7705
Connection ~ 7605 7705
Wire Wire Line
	7605 7705 7805 7705
Wire Wire Line
	4210 7105 7185 7105
$Comp
L Jumper:Jumper_3_Open JP4B1
U 1 1 5E08E93D
P 7185 8260
F 0 "JP4B1" H 7185 8392 50  0000 C CNN
F 1 "Jumper_3_Open" H 7185 8483 50  0001 C CNN
F 2 "Raemixx500:Jumper3-Open" H 7185 8260 50  0001 C CNN
F 3 "~" H 7185 8260 50  0001 C CNN
F 4 "SKIP" H 7185 8260 50  0001 C CNN "MFG Name"
F 5 "SKIP" H 7185 8260 50  0001 C CNN "MFG Part Num"
F 6 "JMP" H 7185 8260 50  0001 C CNN "Section"
F 7 "Y" H 7185 8260 50  0001 C CNN "Required"
	1    7185 8260
	1    0    0    1   
$EndComp
Text GLabel 7805 8495 2    50   Output ~ 0
~BCASU1
Wire Wire Line
	7435 8260 7605 8260
Wire Wire Line
	7605 8260 7605 8495
Connection ~ 7605 8495
Wire Wire Line
	7605 8495 7805 8495
Wire Wire Line
	6000 8360 6000 8495
Wire Wire Line
	6000 8495 7605 8495
Wire Wire Line
	3600 3825 3670 3825
Wire Wire Line
	3670 3825 3670 7935
Wire Wire Line
	3670 7935 7185 7935
Wire Wire Line
	7185 7935 7185 8110
Wire Wire Line
	6470 5940 6470 8260
Wire Wire Line
	5665 8260 6470 8260
Connection ~ 6470 8260
Wire Wire Line
	6470 8260 6935 8260
Text Label 6060 2680 2    50   ~ 0
ma5
Wire Wire Line
	11475 1250 11755 1250
Wire Wire Line
	11475 1350 11755 1350
Wire Wire Line
	11475 1450 11755 1450
Wire Wire Line
	11475 1550 11755 1550
Wire Wire Line
	11475 1650 11755 1650
Wire Wire Line
	11475 1750 11755 1750
Wire Wire Line
	11475 1850 11755 1850
Wire Wire Line
	11475 1950 11755 1950
Wire Wire Line
	11475 2050 11755 2050
Entry Wire Line
	11755 1250 11855 1150
Entry Wire Line
	11755 1350 11855 1250
Entry Wire Line
	11755 1450 11855 1350
Entry Wire Line
	11755 1550 11855 1450
Entry Wire Line
	11755 1650 11855 1550
Entry Wire Line
	11755 1750 11855 1650
Entry Wire Line
	11755 1850 11855 1750
Entry Wire Line
	11755 1950 11855 1850
Entry Wire Line
	11755 2050 11855 1950
Text Label 11495 1250 0    50   ~ 0
ma8
Text Label 11495 1350 0    50   ~ 0
ma7
Text Label 11495 1450 0    50   ~ 0
ma6
Text Label 11495 1550 0    50   ~ 0
ma5
Text Label 11495 1650 0    50   ~ 0
ma4
Text Label 11495 1750 0    50   ~ 0
ma3
Text Label 11495 1850 0    50   ~ 0
ma2
Text Label 11495 1950 0    50   ~ 0
ma1
Text Label 11495 2050 0    50   ~ 0
ma0
Wire Wire Line
	13150 1250 13430 1250
Wire Wire Line
	13150 1350 13430 1350
Wire Wire Line
	13150 1450 13430 1450
Wire Wire Line
	13150 1550 13430 1550
Wire Wire Line
	13150 1650 13430 1650
Wire Wire Line
	13150 1750 13430 1750
Wire Wire Line
	13150 1850 13430 1850
Wire Wire Line
	13150 1950 13430 1950
Wire Wire Line
	13150 2050 13430 2050
Entry Wire Line
	13430 1250 13530 1150
Entry Wire Line
	13430 1350 13530 1250
Entry Wire Line
	13430 1450 13530 1350
Entry Wire Line
	13430 1550 13530 1450
Entry Wire Line
	13430 1650 13530 1550
Entry Wire Line
	13430 1750 13530 1650
Entry Wire Line
	13430 1850 13530 1750
Entry Wire Line
	13430 1950 13530 1850
Entry Wire Line
	13430 2050 13530 1950
Text Label 13170 1250 0    50   ~ 0
ma8
Text Label 13170 1350 0    50   ~ 0
ma7
Text Label 13170 1450 0    50   ~ 0
ma6
Text Label 13170 1550 0    50   ~ 0
ma5
Text Label 13170 1650 0    50   ~ 0
ma4
Text Label 13170 1750 0    50   ~ 0
ma3
Text Label 13170 1850 0    50   ~ 0
ma2
Text Label 13170 1950 0    50   ~ 0
ma1
Text Label 13170 2050 0    50   ~ 0
ma0
Wire Wire Line
	14825 1250 15105 1250
Wire Wire Line
	14825 1350 15105 1350
Wire Wire Line
	14825 1450 15105 1450
Wire Wire Line
	14825 1550 15105 1550
Wire Wire Line
	14825 1650 15105 1650
Wire Wire Line
	14825 1750 15105 1750
Wire Wire Line
	14825 1850 15105 1850
Wire Wire Line
	14825 1950 15105 1950
Wire Wire Line
	14825 2050 15105 2050
Entry Wire Line
	15105 1250 15205 1150
Entry Wire Line
	15105 1350 15205 1250
Entry Wire Line
	15105 1450 15205 1350
Entry Wire Line
	15105 1550 15205 1450
Entry Wire Line
	15105 1650 15205 1550
Entry Wire Line
	15105 1750 15205 1650
Entry Wire Line
	15105 1850 15205 1750
Entry Wire Line
	15105 1950 15205 1850
Entry Wire Line
	15105 2050 15205 1950
Text Label 14845 1250 0    50   ~ 0
ma8
Text Label 14845 1350 0    50   ~ 0
ma7
Text Label 14845 1450 0    50   ~ 0
ma6
Text Label 14845 1550 0    50   ~ 0
ma5
Text Label 14845 1650 0    50   ~ 0
ma4
Text Label 14845 1750 0    50   ~ 0
ma3
Text Label 14845 1850 0    50   ~ 0
ma2
Text Label 14845 1950 0    50   ~ 0
ma1
Text Label 14845 2050 0    50   ~ 0
ma0
Wire Wire Line
	14825 3530 15105 3530
Wire Wire Line
	14825 3630 15105 3630
Wire Wire Line
	14825 3730 15105 3730
Wire Wire Line
	14825 3830 15105 3830
Wire Wire Line
	14825 3930 15105 3930
Wire Wire Line
	14825 4030 15105 4030
Wire Wire Line
	14825 4130 15105 4130
Wire Wire Line
	14825 4230 15105 4230
Wire Wire Line
	14825 4330 15105 4330
Entry Wire Line
	15105 3530 15205 3430
Entry Wire Line
	15105 3630 15205 3530
Entry Wire Line
	15105 3730 15205 3630
Entry Wire Line
	15105 3830 15205 3730
Entry Wire Line
	15105 3930 15205 3830
Entry Wire Line
	15105 4030 15205 3930
Entry Wire Line
	15105 4130 15205 4030
Entry Wire Line
	15105 4230 15205 4130
Entry Wire Line
	15105 4330 15205 4230
Text Label 14845 3530 0    50   ~ 0
ma8
Text Label 14845 3630 0    50   ~ 0
ma7
Text Label 14845 3730 0    50   ~ 0
ma6
Text Label 14845 3830 0    50   ~ 0
ma5
Text Label 14845 3930 0    50   ~ 0
ma4
Text Label 14845 4030 0    50   ~ 0
ma3
Text Label 14845 4130 0    50   ~ 0
ma2
Text Label 14845 4230 0    50   ~ 0
ma1
Text Label 14845 4330 0    50   ~ 0
ma0
Wire Wire Line
	13150 3530 13430 3530
Wire Wire Line
	13150 3630 13430 3630
Wire Wire Line
	13150 3730 13430 3730
Wire Wire Line
	13150 3830 13430 3830
Wire Wire Line
	13150 3930 13430 3930
Wire Wire Line
	13150 4030 13430 4030
Wire Wire Line
	13150 4130 13430 4130
Wire Wire Line
	13150 4230 13430 4230
Wire Wire Line
	13150 4330 13430 4330
Entry Wire Line
	13430 3530 13530 3430
Entry Wire Line
	13430 3630 13530 3530
Entry Wire Line
	13430 3730 13530 3630
Entry Wire Line
	13430 3830 13530 3730
Entry Wire Line
	13430 3930 13530 3830
Entry Wire Line
	13430 4030 13530 3930
Entry Wire Line
	13430 4130 13530 4030
Entry Wire Line
	13430 4230 13530 4130
Entry Wire Line
	13430 4330 13530 4230
Text Label 13170 3530 0    50   ~ 0
ma8
Text Label 13170 3630 0    50   ~ 0
ma7
Text Label 13170 3730 0    50   ~ 0
ma6
Text Label 13170 3830 0    50   ~ 0
ma5
Text Label 13170 3930 0    50   ~ 0
ma4
Text Label 13170 4030 0    50   ~ 0
ma3
Text Label 13170 4130 0    50   ~ 0
ma2
Text Label 13170 4230 0    50   ~ 0
ma1
Text Label 13170 4330 0    50   ~ 0
ma0
Wire Wire Line
	11475 3530 11755 3530
Wire Wire Line
	11475 3630 11755 3630
Wire Wire Line
	11475 3730 11755 3730
Wire Wire Line
	11475 3830 11755 3830
Wire Wire Line
	11475 3930 11755 3930
Wire Wire Line
	11475 4030 11755 4030
Wire Wire Line
	11475 4130 11755 4130
Wire Wire Line
	11475 4230 11755 4230
Wire Wire Line
	11475 4330 11755 4330
Entry Wire Line
	11755 3530 11855 3430
Entry Wire Line
	11755 3630 11855 3530
Entry Wire Line
	11755 3730 11855 3630
Entry Wire Line
	11755 3830 11855 3730
Entry Wire Line
	11755 3930 11855 3830
Entry Wire Line
	11755 4030 11855 3930
Entry Wire Line
	11755 4130 11855 4030
Entry Wire Line
	11755 4230 11855 4130
Entry Wire Line
	11755 4330 11855 4230
Text Label 11495 3530 0    50   ~ 0
ma8
Text Label 11495 3630 0    50   ~ 0
ma7
Text Label 11495 3730 0    50   ~ 0
ma6
Text Label 11495 3830 0    50   ~ 0
ma5
Text Label 11495 3930 0    50   ~ 0
ma4
Text Label 11495 4030 0    50   ~ 0
ma3
Text Label 11495 4130 0    50   ~ 0
ma2
Text Label 11495 4230 0    50   ~ 0
ma1
Text Label 11495 4330 0    50   ~ 0
ma0
Wire Wire Line
	9800 3530 10080 3530
Wire Wire Line
	9800 3630 10080 3630
Wire Wire Line
	9800 3730 10080 3730
Wire Wire Line
	9800 3830 10080 3830
Wire Wire Line
	9800 3930 10080 3930
Wire Wire Line
	9800 4030 10080 4030
Wire Wire Line
	9800 4130 10080 4130
Wire Wire Line
	9800 4230 10080 4230
Wire Wire Line
	9800 4330 10080 4330
Entry Wire Line
	10080 3530 10180 3430
Entry Wire Line
	10080 3630 10180 3530
Entry Wire Line
	10080 3730 10180 3630
Entry Wire Line
	10080 3830 10180 3730
Entry Wire Line
	10080 3930 10180 3830
Entry Wire Line
	10080 4030 10180 3930
Entry Wire Line
	10080 4130 10180 4030
Entry Wire Line
	10080 4230 10180 4130
Entry Wire Line
	10080 4330 10180 4230
Text Label 9820 3530 0    50   ~ 0
ma8
Text Label 9820 3630 0    50   ~ 0
ma7
Text Label 9820 3730 0    50   ~ 0
ma6
Text Label 9820 3830 0    50   ~ 0
ma5
Text Label 9820 3930 0    50   ~ 0
ma4
Text Label 9820 4030 0    50   ~ 0
ma3
Text Label 9820 4130 0    50   ~ 0
ma2
Text Label 9820 4230 0    50   ~ 0
ma1
Text Label 9820 4330 0    50   ~ 0
ma0
$Comp
L XX4256:XX4256 U16
U 2 1 5CCC8B13
P 12095 7125
F 0 "U16" H 12323 7171 50  0000 L CNN
F 1 "XX4256" H 12323 7080 50  0000 L CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 12095 7125 50  0001 C CNN
F 3 "DOCUMENTATION" H 12095 7125 50  0001 C CNN
F 4 "MEMORY" H 12095 7125 50  0001 C CNN "Section"
F 5 "Y" H 12095 7125 50  0001 C CNN "Required"
	2    12095 7125
	1    0    0    -1  
$EndComp
$Comp
L XX4256:XX4256 U20
U 2 1 5CCC8DF5
P 12980 7125
F 0 "U20" H 13208 7171 50  0000 L CNN
F 1 "XX4256" H 13208 7080 50  0000 L CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 12980 7125 50  0001 C CNN
F 3 "DOCUMENTATION" H 12980 7125 50  0001 C CNN
F 4 "MEMORY" H 12980 7125 50  0001 C CNN "Section"
	2    12980 7125
	1    0    0    -1  
$EndComp
$Comp
L Device:C C16
U 1 1 5CCC91AE
P 11465 7130
F 0 "C16" H 11580 7176 50  0000 L CNN
F 1 "330n" H 11580 7085 50  0000 L CNN
F 2 "Raemixx500:C_Axial_L6.3mm_D2.5mm_P10.16mm" H 11503 6980 50  0001 C CNN
F 3 "~" H 11465 7130 50  0001 C CNN
F 4 "KEMET" H 11465 7130 50  0001 C CNN "MFG Name"
F 5 "C412C334M5U5TA" H 11465 7130 50  0001 C CNN "MFG Part Num"
F 6 "0.078" H 11465 7130 50  0001 C CNN "Cost"
F 7 "MEMORY" H 11465 7130 50  0001 C CNN "Section"
F 8 "R" H 11465 7130 50  0001 C CNN "Required"
	1    11465 7130
	1    0    0    -1  
$EndComp
$Comp
L XX4256:XX4256 U17
U 2 1 5CD19B32
P 14510 7125
F 0 "U17" H 14738 7171 50  0000 L CNN
F 1 "XX4256" H 14738 7080 50  0000 L CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 14510 7125 50  0001 C CNN
F 3 "DOCUMENTATION" H 14510 7125 50  0001 C CNN
F 4 "MEMORY" H 14510 7125 50  0001 C CNN "Section"
F 5 "Y" H 14510 7125 50  0001 C CNN "Required"
	2    14510 7125
	1    0    0    -1  
$EndComp
$Comp
L XX4256:XX4256 U21
U 2 1 5CD19B38
P 15395 7125
F 0 "U21" H 15623 7171 50  0000 L CNN
F 1 "XX4256" H 15623 7080 50  0000 L CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 15395 7125 50  0001 C CNN
F 3 "DOCUMENTATION" H 15395 7125 50  0001 C CNN
F 4 "MEMORY" H 15395 7125 50  0001 C CNN "Section"
	2    15395 7125
	1    0    0    -1  
$EndComp
$Comp
L Device:C C17
U 1 1 5CD19B3E
P 13880 7130
F 0 "C17" H 13995 7176 50  0000 L CNN
F 1 "330n" H 13995 7085 50  0000 L CNN
F 2 "Raemixx500:C_Axial_L6.3mm_D2.5mm_P10.16mm" H 13918 6980 50  0001 C CNN
F 3 "~" H 13880 7130 50  0001 C CNN
F 4 "KEMET" H 13880 7130 50  0001 C CNN "MFG Name"
F 5 "C412C334M5U5TA" H 13880 7130 50  0001 C CNN "MFG Part Num"
F 6 "0.078" H 13880 7130 50  0001 C CNN "Cost"
F 7 "MEMORY" H 13880 7130 50  0001 C CNN "Section"
F 8 "R" H 13880 7130 50  0001 C CNN "Required"
	1    13880 7130
	1    0    0    -1  
$EndComp
$Comp
L Device:C C20
U 1 1 5CD69C13
P 15425 8910
F 0 "C20" H 15540 8956 50  0000 L CNN
F 1 "330n" H 15540 8865 50  0000 L CNN
F 2 "Raemixx500:C_Axial_L6.3mm_D2.5mm_P10.16mm" H 15463 8760 50  0001 C CNN
F 3 "~" H 15425 8910 50  0001 C CNN
F 4 "KEMET" H 15425 8910 50  0001 C CNN "MFG Name"
F 5 "C412C334M5U5TA" H 15425 8910 50  0001 C CNN "MFG Part Num"
F 6 "0.078" H 15425 8910 50  0001 C CNN "Cost"
F 7 "MEMORY" H 15425 8910 50  0001 C CNN "Section"
F 8 "R" H 15425 8910 50  0001 C CNN "Required"
	1    15425 8910
	1    0    0    -1  
$EndComp
Wire Wire Line
	11465 6980 11465 6430
Wire Wire Line
	15395 6430 15395 6675
Wire Wire Line
	12095 6675 12095 6430
Wire Wire Line
	11465 6430 12095 6430
Connection ~ 12095 6430
Wire Wire Line
	12095 6430 12980 6430
Wire Wire Line
	12980 6675 12980 6430
Connection ~ 12980 6430
Wire Wire Line
	12980 6430 13880 6430
Wire Wire Line
	13880 6980 13880 6430
Connection ~ 13880 6430
Wire Wire Line
	13880 6430 14510 6430
Wire Wire Line
	14510 6675 14510 6430
Connection ~ 14510 6430
Wire Wire Line
	14510 6430 15395 6430
Wire Wire Line
	11465 7280 11465 7785
Wire Wire Line
	11465 7785 12095 7785
Wire Wire Line
	15395 7785 15395 7575
Wire Wire Line
	14510 7575 14510 7785
Connection ~ 14510 7785
Wire Wire Line
	14510 7785 15395 7785
Wire Wire Line
	13880 7280 13880 7785
Connection ~ 13880 7785
Wire Wire Line
	13880 7785 14510 7785
Wire Wire Line
	12980 7575 12980 7785
Connection ~ 12980 7785
Wire Wire Line
	12980 7785 13880 7785
Wire Wire Line
	12095 7575 12095 7785
Connection ~ 12095 7785
Wire Wire Line
	12095 7785 12980 7785
$Comp
L XX4256:XX4256 U18
U 2 1 5CF36D4C
P 11210 8905
F 0 "U18" H 11438 8951 50  0000 L CNN
F 1 "XX4256" H 11438 8860 50  0000 L CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 11210 8905 50  0001 C CNN
F 3 "DOCUMENTATION" H 11210 8905 50  0001 C CNN
F 4 "MEMORY" H 11210 8905 50  0001 C CNN "Section"
F 5 "Y" H 11210 8905 50  0001 C CNN "Required"
	2    11210 8905
	1    0    0    -1  
$EndComp
$Comp
L XX4256:XX4256 U22
U 2 1 5CF36D52
P 12095 8905
F 0 "U22" H 12323 8951 50  0000 L CNN
F 1 "XX4256" H 12323 8860 50  0000 L CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 12095 8905 50  0001 C CNN
F 3 "DOCUMENTATION" H 12095 8905 50  0001 C CNN
F 4 "MEMORY" H 12095 8905 50  0001 C CNN "Section"
	2    12095 8905
	1    0    0    -1  
$EndComp
$Comp
L Device:C C18
U 1 1 5CF36D58
P 10580 8910
F 0 "C18" H 10695 8956 50  0000 L CNN
F 1 "330n" H 10695 8865 50  0000 L CNN
F 2 "Raemixx500:C_Axial_L6.3mm_D2.5mm_P10.16mm" H 10618 8760 50  0001 C CNN
F 3 "~" H 10580 8910 50  0001 C CNN
F 4 "KEMET" H 10580 8910 50  0001 C CNN "MFG Name"
F 5 "C412C334M5U5TA" H 10580 8910 50  0001 C CNN "MFG Part Num"
F 6 "0.078" H 10580 8910 50  0001 C CNN "Cost"
F 7 "MEMORY" H 10580 8910 50  0001 C CNN "Section"
F 8 "R" H 10580 8910 50  0001 C CNN "Required"
	1    10580 8910
	1    0    0    -1  
$EndComp
$Comp
L XX4256:XX4256 U19
U 2 1 5CF36D5E
P 13625 8905
F 0 "U19" H 13853 8951 50  0000 L CNN
F 1 "XX4256" H 13853 8860 50  0000 L CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 13625 8905 50  0001 C CNN
F 3 "DOCUMENTATION" H 13625 8905 50  0001 C CNN
F 4 "MEMORY" H 13625 8905 50  0001 C CNN "Section"
F 5 "Y" H 13625 8905 50  0001 C CNN "Required"
	2    13625 8905
	1    0    0    -1  
$EndComp
$Comp
L XX4256:XX4256 U23
U 2 1 5CF36D64
P 14510 8905
F 0 "U23" H 14738 8951 50  0000 L CNN
F 1 "XX4256" H 14738 8860 50  0000 L CNN
F 2 "Package_DIP:DIP-20_W7.62mm_Socket_LongPads" H 14510 8905 50  0001 C CNN
F 3 "DOCUMENTATION" H 14510 8905 50  0001 C CNN
F 4 "MEMORY" H 14510 8905 50  0001 C CNN "Section"
	2    14510 8905
	1    0    0    -1  
$EndComp
$Comp
L Device:C C19
U 1 1 5CF36D6A
P 12995 8910
F 0 "C19" H 13110 8956 50  0000 L CNN
F 1 "330n" H 13110 8865 50  0000 L CNN
F 2 "Raemixx500:C_Axial_L6.3mm_D2.5mm_P10.16mm" H 13033 8760 50  0001 C CNN
F 3 "~" H 12995 8910 50  0001 C CNN
F 4 "KEMET" H 12995 8910 50  0001 C CNN "MFG Name"
F 5 "C412C334M5U5TA" H 12995 8910 50  0001 C CNN "MFG Part Num"
F 6 "0.078" H 12995 8910 50  0001 C CNN "Cost"
F 7 "MEMORY" H 12995 8910 50  0001 C CNN "Section"
F 8 "R" H 12995 8910 50  0001 C CNN "Required"
	1    12995 8910
	1    0    0    -1  
$EndComp
Wire Wire Line
	10580 8760 10580 8210
Wire Wire Line
	14510 8210 14510 8455
Wire Wire Line
	11210 8455 11210 8210
Wire Wire Line
	10580 8210 11210 8210
Connection ~ 11210 8210
Wire Wire Line
	11210 8210 12095 8210
Wire Wire Line
	12095 8455 12095 8210
Connection ~ 12095 8210
Wire Wire Line
	12095 8210 12995 8210
Wire Wire Line
	12995 8760 12995 8210
Connection ~ 12995 8210
Wire Wire Line
	12995 8210 13625 8210
Wire Wire Line
	13625 8455 13625 8210
Connection ~ 13625 8210
Wire Wire Line
	13625 8210 14510 8210
Wire Wire Line
	10580 9060 10580 9565
Wire Wire Line
	10580 9565 11210 9565
Wire Wire Line
	14510 9565 14510 9355
Wire Wire Line
	13625 9355 13625 9565
Connection ~ 13625 9565
Wire Wire Line
	13625 9565 14510 9565
Wire Wire Line
	12995 9060 12995 9565
Connection ~ 12995 9565
Wire Wire Line
	12995 9565 13625 9565
Wire Wire Line
	12095 9355 12095 9565
Connection ~ 12095 9565
Wire Wire Line
	12095 9565 12995 9565
Wire Wire Line
	11210 9355 11210 9565
Connection ~ 11210 9565
Wire Wire Line
	11210 9565 12095 9565
Wire Wire Line
	14510 8210 15425 8210
Wire Wire Line
	15425 8210 15425 8760
Connection ~ 14510 8210
Wire Wire Line
	15425 9060 15425 9565
Wire Wire Line
	15425 9565 14510 9565
Connection ~ 14510 9565
$Comp
L power:GND #PWR0110
U 1 1 5D02799A
P 12995 9675
F 0 "#PWR0110" H 12995 9425 50  0001 C CNN
F 1 "GND" H 13000 9502 50  0000 C CNN
F 2 "" H 12995 9675 50  0001 C CNN
F 3 "" H 12995 9675 50  0001 C CNN
	1    12995 9675
	1    0    0    -1  
$EndComp
Wire Wire Line
	12995 9675 12995 9565
$Comp
L power:GND #PWR0111
U 1 1 5D088159
P 13880 7895
F 0 "#PWR0111" H 13880 7645 50  0001 C CNN
F 1 "GND" H 13885 7722 50  0000 C CNN
F 2 "" H 13880 7895 50  0001 C CNN
F 3 "" H 13880 7895 50  0001 C CNN
	1    13880 7895
	1    0    0    -1  
$EndComp
Wire Wire Line
	13880 7895 13880 7785
$Comp
L power:VCC #PWR0112
U 1 1 5D0B8601
P 13880 6385
F 0 "#PWR0112" H 13880 6235 50  0001 C CNN
F 1 "VCC" H 13880 6530 50  0000 C CNN
F 2 "" H 13880 6385 50  0001 C CNN
F 3 "" H 13880 6385 50  0001 C CNN
	1    13880 6385
	1    0    0    -1  
$EndComp
Wire Wire Line
	13880 6385 13880 6430
$Comp
L power:VCC #PWR0113
U 1 1 5D0E8A40
P 12995 8165
F 0 "#PWR0113" H 12995 8015 50  0001 C CNN
F 1 "VCC" H 12995 8310 50  0000 C CNN
F 2 "" H 12995 8165 50  0001 C CNN
F 3 "" H 12995 8165 50  0001 C CNN
	1    12995 8165
	1    0    0    -1  
$EndComp
Wire Wire Line
	12995 8165 12995 8210
Wire Wire Line
	13825 2000 13680 2000
Wire Wire Line
	13680 2000 13680 2645
Wire Wire Line
	13680 2645 12005 2645
Connection ~ 12005 2645
Wire Wire Line
	12005 2645 12005 4280
Connection ~ 7810 1900
Wire Wire Line
	5590 5440 7810 5440
Wire Wire Line
	8160 4840 8160 4180
Connection ~ 8160 4180
Wire Wire Line
	5590 5740 8160 5740
$Comp
L power:VCC #PWR0114
U 1 1 5D47A406
P 8160 3545
F 0 "#PWR0114" H 8160 3395 50  0001 C CNN
F 1 "VCC" H 8160 3690 50  0000 C CNN
F 2 "" H 8160 3545 50  0001 C CNN
F 3 "" H 8160 3545 50  0001 C CNN
	1    8160 3545
	1    0    0    -1  
$EndComp
Wire Wire Line
	6065 5190 6785 5190
Connection ~ 6065 5190
Wire Wire Line
	6155 5105 7135 5105
Connection ~ 6155 5105
Text GLabel 7135 5105 2    50   Output ~ 0
~BRAS1
Text GLabel 6785 5190 2    50   Output ~ 0
~BRAS0
Text Notes 12165 5610 0    50   ~ 0
Note: U20-23, U32 not loaded for 512K system\n\nRequired chips are 256k×4.\n\nFor a list of compatible RAM chips see:\nhttps://www.amiga-stuff.com/hardware/256kx4-dram.html
Wire Bus Line
	10245 755  10245 1450
Wire Bus Line
	11920 755  11920 1450
Wire Bus Line
	13595 755  13595 1450
Wire Bus Line
	11920 3035 11920 3730
Wire Bus Line
	13595 3035 13595 3730
Wire Bus Line
	8430 3035 8430 3730
Wire Bus Line
	8430 755  8430 3035
Wire Bus Line
	10245 3035 10245 3730
Wire Bus Line
	11855 3150 11855 4230
Wire Bus Line
	13530 3150 13530 4230
Wire Bus Line
	15205 3150 15205 4230
Wire Bus Line
	15205 870  15205 1950
Wire Bus Line
	13530 870  13530 1950
Wire Bus Line
	11855 870  11855 1950
Wire Bus Line
	10180 870  10180 1950
Wire Bus Line
	1960 1305 1960 3625
Wire Bus Line
	6165 1200 6165 4530
Wire Bus Line
	4320 1200 4320 8260
Wire Bus Line
	10180 3150 10180 4230
Wire Bus Line
	7335 870  7335 4715
$EndSCHEMATC