614 lines
13 KiB
Plaintext
614 lines
13 KiB
Plaintext
EESchema Schematic File Version 4
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EELAYER 30 0
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EELAYER END
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$Descr USLetter 11000 8500
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encoding utf-8
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Sheet 1 1
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Title ""
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Date ""
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Rev ""
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Comp ""
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Comment1 ""
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Comment2 ""
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Comment3 ""
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Comment4 ""
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$EndDescr
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Wire Wire Line
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5600 5450 6000 5450
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Wire Wire Line
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5600 5650 6000 5650
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$Comp
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L Device:C_Small C2
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U 1 1 5ECB95C1
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P 6000 5550
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F 0 "C2" H 6092 5596 50 0000 L CNN
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F 1 "2u2" H 6092 5505 50 0000 L CNN
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F 2 "stdpads:C_0805" H 6000 5550 50 0001 C CNN
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F 3 "~" H 6000 5550 50 0001 C CNN
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1 6000 5550
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1 0 0 -1
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$EndComp
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$Comp
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L Device:C_Small C3
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U 1 1 5ECB95C7
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P 6400 5550
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F 0 "C3" H 6492 5596 50 0000 L CNN
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F 1 "2u2" H 6492 5505 50 0000 L CNN
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F 2 "stdpads:C_0805" H 6400 5550 50 0001 C CNN
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F 3 "~" H 6400 5550 50 0001 C CNN
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1 6400 5550
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1 0 0 -1
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$EndComp
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Connection ~ 6000 5450
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Wire Wire Line
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6000 5450 6400 5450
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Connection ~ 6000 5650
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Wire Wire Line
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6000 5650 6400 5650
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$Comp
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L power:+5V #PWR0146
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U 1 1 5ECCC504
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P 5600 5450
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F 0 "#PWR0146" H 5600 5300 50 0001 C CNN
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F 1 "+5V" H 5600 5600 50 0000 C CNN
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F 2 "" H 5600 5450 50 0001 C CNN
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F 3 "" H 5600 5450 50 0001 C CNN
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1 5600 5450
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1 0 0 -1
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$EndComp
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Connection ~ 5600 5450
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$Comp
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L Device:C_Small C4
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U 1 1 5ECABC30
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P 6750 5550
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F 0 "C4" H 6842 5596 50 0000 L CNN
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F 1 "2u2" H 6842 5505 50 0000 L CNN
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F 2 "stdpads:C_0805" H 6750 5550 50 0001 C CNN
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F 3 "~" H 6750 5550 50 0001 C CNN
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1 6750 5550
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1 0 0 -1
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$EndComp
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Connection ~ 6400 5650
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Wire Wire Line
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6400 5650 6750 5650
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$Comp
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L Mechanical:MountingHole_Pad H3
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U 1 1 5EDC8F09
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P 8350 1500
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F 0 "H3" H 8450 1503 50 0000 L CNN
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F 1 " " H 8450 1458 50 0001 L CNN
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F 2 "stdpads:PasteHole_1.1mm_PTH" H 8350 1500 50 0001 C CNN
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F 3 "~" H 8350 1500 50 0001 C CNN
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1 8350 1500
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1 0 0 -1
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$EndComp
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$Comp
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L Mechanical:MountingHole_Pad H4
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U 1 1 5EDC8F0F
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P 8650 1500
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F 0 "H4" H 8750 1503 50 0000 L CNN
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F 1 " " H 8750 1458 50 0001 L CNN
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F 2 "stdpads:PasteHole_1.1mm_PTH" H 8650 1500 50 0001 C CNN
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F 3 "~" H 8650 1500 50 0001 C CNN
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1 8650 1500
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1 0 0 -1
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$EndComp
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$Comp
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L power:GND #PWR0145
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U 1 1 5EDC9F0C
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P 8650 1600
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F 0 "#PWR0145" H 8650 1350 50 0001 C CNN
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F 1 "GND" H 8650 1450 50 0000 C CNN
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F 2 "" H 8650 1600 50 0001 C CNN
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F 3 "" H 8650 1600 50 0001 C CNN
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1 8650 1600
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-1 0 0 -1
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$EndComp
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$Comp
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L Mechanical:Fiducial FID1
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U 1 1 5EDCC581
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P 7750 1800
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F 0 "FID1" H 7835 1846 50 0000 L CNN
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F 1 "Fiducial" H 7835 1755 50 0000 L CNN
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F 2 "stdpads:Fiducial" H 7750 1800 50 0001 C CNN
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F 3 "~" H 7750 1800 50 0001 C CNN
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1 7750 1800
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1 0 0 -1
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$EndComp
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$Comp
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L Mechanical:Fiducial FID2
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U 1 1 5EDCCA31
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P 8250 1800
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F 0 "FID2" H 8335 1846 50 0000 L CNN
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F 1 "Fiducial" H 8335 1755 50 0000 L CNN
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F 2 "stdpads:Fiducial" H 8250 1800 50 0001 C CNN
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F 3 "~" H 8250 1800 50 0001 C CNN
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1 8250 1800
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1 0 0 -1
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$EndComp
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$Comp
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L Mechanical:Fiducial FID3
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U 1 1 5EDCCCF0
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P 7750 2000
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F 0 "FID3" H 7835 2046 50 0000 L CNN
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F 1 "Fiducial" H 7835 1955 50 0000 L CNN
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F 2 "stdpads:Fiducial" H 7750 2000 50 0001 C CNN
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F 3 "~" H 7750 2000 50 0001 C CNN
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1 7750 2000
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1 0 0 -1
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$EndComp
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$Comp
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L Mechanical:Fiducial FID4
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U 1 1 5EDCCFC0
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P 8250 2000
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F 0 "FID4" H 8335 2046 50 0000 L CNN
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F 1 "Fiducial" H 8335 1955 50 0000 L CNN
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F 2 "stdpads:Fiducial" H 8250 2000 50 0001 C CNN
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F 3 "~" H 8250 2000 50 0001 C CNN
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1 8250 2000
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1 0 0 -1
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$EndComp
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$Comp
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L Mechanical:MountingHole_Pad H2
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U 1 1 5EE01FE6
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P 8050 1500
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F 0 "H2" H 8150 1503 50 0000 L CNN
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F 1 " " H 8150 1458 50 0001 L CNN
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F 2 "stdpads:PasteHole_1.1mm_PTH" H 8050 1500 50 0001 C CNN
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F 3 "~" H 8050 1500 50 0001 C CNN
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1 8050 1500
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1 0 0 -1
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$EndComp
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$Comp
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L Mechanical:MountingHole_Pad H1
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U 1 1 5EE01FE0
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P 7750 1500
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F 0 "H1" H 7850 1503 50 0000 L CNN
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F 1 " " H 7850 1458 50 0001 L CNN
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F 2 "stdpads:PasteHole_1.1mm_PTH" H 7750 1500 50 0001 C CNN
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F 3 "~" H 7750 1500 50 0001 C CNN
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1 7750 1500
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1 0 0 -1
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$EndComp
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Wire Wire Line
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7750 1600 8050 1600
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Connection ~ 8050 1600
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Wire Wire Line
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8050 1600 8350 1600
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Connection ~ 8350 1600
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Wire Wire Line
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8350 1600 8650 1600
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Connection ~ 8650 1600
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$Comp
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L GW_RAM:VRAM-256kx8-SOP-40 U2
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U 1 1 60B08190
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P 5550 2900
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F 0 "U2" H 5550 4067 50 0000 C CNN
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F 1 "42C8255" H 5550 3976 50 0000 C CNN
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F 2 "stdpads:SOJ-40-400mil-Skinny" H 5550 1850 50 0001 C CNN
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F 3 "" H 5550 2650 50 0001 C CNN
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1 5550 2900
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1 0 0 -1
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$EndComp
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Text Label 3950 2000 2 50 ~ 0
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A0
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Text Label 3950 2100 2 50 ~ 0
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A1
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Text Label 3950 2200 2 50 ~ 0
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A2
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Text Label 3950 2300 2 50 ~ 0
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A3
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Text Label 3950 2400 2 50 ~ 0
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A4
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Text Label 3950 2500 2 50 ~ 0
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A5
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Text Label 3950 2600 2 50 ~ 0
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A6
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Text Label 3950 2700 2 50 ~ 0
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A7
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Text Label 3950 2800 2 50 ~ 0
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A8
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Text Label 3950 2900 2 50 ~ 0
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L~CAS~
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Text Label 3950 3000 2 50 ~ 0
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~RAS~
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Text Label 3950 3100 2 50 ~ 0
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L~WE~
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Text Label 3950 3200 2 50 ~ 0
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L~OE~
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Text Label 3950 3300 2 50 ~ 0
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L~SE~
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Text Label 3950 3400 2 50 ~ 0
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DSF
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NoConn ~ 3950 3500
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Text Label 3950 3700 2 50 ~ 0
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SC
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Text Label 4750 3100 0 50 ~ 0
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S0
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Text Label 4750 3200 0 50 ~ 0
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S1
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Text Label 4750 3300 0 50 ~ 0
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S2
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Text Label 4750 3400 0 50 ~ 0
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S3
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Text Label 4750 3500 0 50 ~ 0
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S4
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Text Label 4750 3600 0 50 ~ 0
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S5
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Text Label 4750 3700 0 50 ~ 0
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S6
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Text Label 4750 3800 0 50 ~ 0
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S7
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Text Label 4750 2200 0 50 ~ 0
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D0
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Text Label 4750 2300 0 50 ~ 0
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D1
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Text Label 4750 2400 0 50 ~ 0
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D2
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Text Label 4750 2500 0 50 ~ 0
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D3
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Text Label 4750 2600 0 50 ~ 0
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D4
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Text Label 4750 2700 0 50 ~ 0
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D5
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Text Label 4750 2800 0 50 ~ 0
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D6
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Text Label 4750 2900 0 50 ~ 0
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D7
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Text Label 5950 2200 0 50 ~ 0
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D8
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Text Label 5950 2300 0 50 ~ 0
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D9
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Text Label 5950 2400 0 50 ~ 0
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D10
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Text Label 5950 2500 0 50 ~ 0
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D11
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Text Label 5950 2600 0 50 ~ 0
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D12
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Text Label 5950 2700 0 50 ~ 0
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D13
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Text Label 5950 2800 0 50 ~ 0
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D14
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Text Label 5950 2900 0 50 ~ 0
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D15
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Text Label 5950 3100 0 50 ~ 0
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S8
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Text Label 5950 3200 0 50 ~ 0
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S9
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Text Label 3000 5200 0 50 ~ 0
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S10
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Text Label 3000 5300 0 50 ~ 0
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S11
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Text Label 5950 3500 0 50 ~ 0
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S12
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Text Label 5950 3600 0 50 ~ 0
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S13
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Text Label 5950 3700 0 50 ~ 0
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S14
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Text Label 5950 3800 0 50 ~ 0
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S15
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Text Label 5150 2000 2 50 ~ 0
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A0
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Text Label 5150 2100 2 50 ~ 0
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A1
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Text Label 5150 2200 2 50 ~ 0
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A2
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Text Label 5150 2300 2 50 ~ 0
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A3
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Text Label 5150 2400 2 50 ~ 0
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A4
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Text Label 5150 2500 2 50 ~ 0
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A5
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Text Label 5150 2600 2 50 ~ 0
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A6
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Text Label 5150 2700 2 50 ~ 0
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A7
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Text Label 5150 2800 2 50 ~ 0
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A8
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Text Label 5150 2900 2 50 ~ 0
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U~CAS~
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Text Label 5150 3000 2 50 ~ 0
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~RAS~
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Text Label 5150 3100 2 50 ~ 0
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U~WE~
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Text Label 5150 3200 2 50 ~ 0
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U~OE~
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Text Label 5150 3300 2 50 ~ 0
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U~SE~
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Text Label 5150 3400 2 50 ~ 0
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DSF
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Text Label 5150 3700 2 50 ~ 0
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SC
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NoConn ~ 5150 3500
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$Comp
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L power:+5V #PWR0101
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U 1 1 60B17419
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P 5950 2000
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F 0 "#PWR0101" H 5950 1850 50 0001 C CNN
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F 1 "+5V" H 5950 2150 50 0000 C CNN
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F 2 "" H 5950 2000 50 0001 C CNN
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F 3 "" H 5950 2000 50 0001 C CNN
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1 5950 2000
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1 0 0 -1
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$EndComp
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$Comp
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L power:+5V #PWR0102
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U 1 1 60B18A14
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P 4750 2000
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F 0 "#PWR0102" H 4750 1850 50 0001 C CNN
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F 1 "+5V" H 4750 2150 50 0000 C CNN
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F 2 "" H 4750 2000 50 0001 C CNN
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F 3 "" H 4750 2000 50 0001 C CNN
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1 4750 2000
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1 0 0 -1
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$EndComp
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$Comp
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L power:GND #PWR0103
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U 1 1 60B194CB
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P 5150 3800
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F 0 "#PWR0103" H 5150 3550 50 0001 C CNN
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F 1 "GND" H 5150 3650 50 0000 C CNN
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F 2 "" H 5150 3800 50 0001 C CNN
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F 3 "" H 5150 3800 50 0001 C CNN
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1 5150 3800
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1 0 0 -1
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$EndComp
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$Comp
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L power:GND #PWR0104
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U 1 1 60B198E7
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P 3950 3800
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F 0 "#PWR0104" H 3950 3550 50 0001 C CNN
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F 1 "GND" H 3950 3650 50 0000 C CNN
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F 2 "" H 3950 3800 50 0001 C CNN
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F 3 "" H 3950 3800 50 0001 C CNN
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1 3950 3800
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1 0 0 -1
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$EndComp
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$Comp
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L Connector_Generic:Conn_02x34_Counter_Clockwise J1
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U 1 1 60B1DE17
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P 2700 4300
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F 0 "J1" H 2750 6117 50 0000 C CNN
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F 1 "VRAM" H 2750 6026 50 0000 C CNN
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F 2 "stdpads:MacVRAMSIMM_Edge" H 2700 4300 50 0001 C CNN
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F 3 "~" H 2700 4300 50 0001 C CNN
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1 2700 4300
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1 0 0 -1
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$EndComp
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$Comp
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L power:+5V #PWR0105
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U 1 1 60B23902
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P 2100 2700
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F 0 "#PWR0105" H 2100 2550 50 0001 C CNN
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F 1 "+5V" H 2100 2850 50 0000 C CNN
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F 2 "" H 2100 2700 50 0001 C CNN
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F 3 "" H 2100 2700 50 0001 C CNN
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1 2100 2700
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1 0 0 -1
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$EndComp
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Wire Wire Line
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2100 2700 2500 2700
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Wire Wire Line
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2100 2700 2100 5500
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Wire Wire Line
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2100 5500 2500 5500
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Connection ~ 2100 2700
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$Comp
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L power:+5V #PWR0106
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U 1 1 60B2620B
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P 3400 2700
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F 0 "#PWR0106" H 3400 2550 50 0001 C CNN
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F 1 "+5V" H 3400 2850 50 0000 C CNN
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F 2 "" H 3400 2700 50 0001 C CNN
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F 3 "" H 3400 2700 50 0001 C CNN
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1 3400 2700
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-1 0 0 -1
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$EndComp
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Wire Wire Line
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3400 2700 3000 2700
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Wire Wire Line
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3400 2700 3400 2800
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Wire Wire Line
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3400 4300 3000 4300
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Connection ~ 3400 2700
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Wire Wire Line
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3000 2800 3400 2800
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Connection ~ 3400 2800
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Wire Wire Line
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3400 2800 3400 4300
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Wire Wire Line
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2500 4500 2200 4500
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Wire Wire Line
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2200 4500 2200 4600
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Wire Wire Line
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2500 4600 2200 4600
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Connection ~ 2200 4600
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Wire Wire Line
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2200 4600 2200 6000
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Wire Wire Line
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3000 6000 3300 6000
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Wire Wire Line
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3300 6000 3300 4200
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Wire Wire Line
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3300 4200 3000 4200
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Wire Wire Line
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3000 4100 3300 4100
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Wire Wire Line
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3300 4100 3300 4200
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Connection ~ 3300 4200
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$Comp
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L power:GND #PWR0107
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U 1 1 60B336E0
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P 3300 6000
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F 0 "#PWR0107" H 3300 5750 50 0001 C CNN
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F 1 "GND" H 3300 5850 50 0000 C CNN
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F 2 "" H 3300 6000 50 0001 C CNN
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F 3 "" H 3300 6000 50 0001 C CNN
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1 3300 6000
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1 0 0 -1
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$EndComp
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Connection ~ 3300 6000
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$Comp
|
|
L power:GND #PWR0108
|
|
U 1 1 60B35565
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P 2200 6000
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F 0 "#PWR0108" H 2200 5750 50 0001 C CNN
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F 1 "GND" H 2200 5850 50 0000 C CNN
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F 2 "" H 2200 6000 50 0001 C CNN
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F 3 "" H 2200 6000 50 0001 C CNN
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1 2200 6000
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1 0 0 -1
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|
$EndComp
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Text Label 2500 2800 2 50 ~ 0
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DSF
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Text Label 2500 2900 2 50 ~ 0
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S0
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Text Label 2500 3000 2 50 ~ 0
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S1
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Text Label 2500 3100 2 50 ~ 0
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L~OE~
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Text Label 2500 3200 2 50 ~ 0
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D0
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Text Label 2500 3300 2 50 ~ 0
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D1
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Text Label 2500 3400 2 50 ~ 0
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S3
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Text Label 2500 3500 2 50 ~ 0
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S2
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Text Label 2500 3600 2 50 ~ 0
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L~WE~
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Text Label 2500 3700 2 50 ~ 0
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~RAS~
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Text Label 2500 3800 2 50 ~ 0
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L~SE~
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Text Label 2500 3900 2 50 ~ 0
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D3
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Text Label 2500 4000 2 50 ~ 0
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D2
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Text Label 2500 4100 2 50 ~ 0
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A0
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Text Label 2500 4200 2 50 ~ 0
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A1
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Text Label 2500 4300 2 50 ~ 0
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A2
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Text Label 2500 4400 2 50 ~ 0
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A3
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Text Label 2500 4700 2 50 ~ 0
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S4
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Text Label 2500 4800 2 50 ~ 0
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S5
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Text Label 2500 5000 2 50 ~ 0
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D4
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Text Label 2500 5100 2 50 ~ 0
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D5
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Text Label 2500 5300 2 50 ~ 0
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S6
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Text Label 2500 5200 2 50 ~ 0
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S7
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Text Label 2500 5700 2 50 ~ 0
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D6
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Text Label 2500 5600 2 50 ~ 0
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D7
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Text Label 2500 5800 2 50 ~ 0
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L~CAS~
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Text Label 2500 5900 2 50 ~ 0
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A4
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Text Label 2500 6000 2 50 ~ 0
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A5
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Text Label 3000 5900 0 50 ~ 0
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SC
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Text Label 3000 5800 0 50 ~ 0
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S8
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Text Label 3000 5700 0 50 ~ 0
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S9
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Text Label 3000 5600 0 50 ~ 0
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U~OE~
|
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Text Label 3000 5500 0 50 ~ 0
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D8
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Text Label 3000 5400 0 50 ~ 0
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D9
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Text Label 5950 3300 0 50 ~ 0
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S10
|
|
Text Label 5950 3400 0 50 ~ 0
|
|
S11
|
|
Text Label 3000 5100 0 50 ~ 0
|
|
U~WE~
|
|
Text Label 3000 5000 0 50 ~ 0
|
|
U~SE~
|
|
Text Label 3000 4800 0 50 ~ 0
|
|
D10
|
|
Text Label 3000 4900 0 50 ~ 0
|
|
D11
|
|
Text Label 3000 4700 0 50 ~ 0
|
|
A6
|
|
Text Label 3000 4600 0 50 ~ 0
|
|
A7
|
|
Text Label 3000 4500 0 50 ~ 0
|
|
A8
|
|
NoConn ~ 3000 4400
|
|
Text Label 3000 4000 0 50 ~ 0
|
|
S12
|
|
Text Label 3000 3900 0 50 ~ 0
|
|
S13
|
|
Text Label 3000 3700 0 50 ~ 0
|
|
D12
|
|
Text Label 3000 3600 0 50 ~ 0
|
|
D13
|
|
Text Label 3000 3400 0 50 ~ 0
|
|
S14
|
|
Text Label 3000 3500 0 50 ~ 0
|
|
S15
|
|
Text Label 3000 3000 0 50 ~ 0
|
|
D14
|
|
Text Label 3000 3100 0 50 ~ 0
|
|
D15
|
|
Text Label 3000 2900 0 50 ~ 0
|
|
U~CAS~
|
|
NoConn ~ 3000 3200
|
|
Connection ~ 6750 5650
|
|
$Comp
|
|
L power:GND #PWR0109
|
|
U 1 1 60B56A72
|
|
P 6750 5650
|
|
F 0 "#PWR0109" H 6750 5400 50 0001 C CNN
|
|
F 1 "GND" H 6750 5500 50 0000 C CNN
|
|
F 2 "" H 6750 5650 50 0001 C CNN
|
|
F 3 "" H 6750 5650 50 0001 C CNN
|
|
1 6750 5650
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
6400 5450 6750 5450
|
|
Connection ~ 6400 5450
|
|
$Comp
|
|
L Device:C_Small C1
|
|
U 1 1 5ECB95BB
|
|
P 5600 5550
|
|
F 0 "C1" H 5692 5596 50 0000 L CNN
|
|
F 1 "2u2" H 5692 5505 50 0000 L CNN
|
|
F 2 "stdpads:C_0805" H 5600 5550 50 0001 C CNN
|
|
F 3 "~" H 5600 5550 50 0001 C CNN
|
|
1 5600 5550
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L GW_RAM:VRAM-256kx8-SOP-40 U1
|
|
U 1 1 60B06926
|
|
P 4350 2900
|
|
F 0 "U1" H 4350 4067 50 0000 C CNN
|
|
F 1 "42C8255" H 4350 3976 50 0000 C CNN
|
|
F 2 "stdpads:SOJ-40-400mil-Skinny" H 4350 1850 50 0001 C CNN
|
|
F 3 "" H 4350 2650 50 0001 C CNN
|
|
1 4350 2900
|
|
1 0 0 -1
|
|
$EndComp
|
|
Text Label 2500 5400 2 50 ~ 0
|
|
L~WE~2
|
|
Text Label 3000 3300 0 50 ~ 0
|
|
U~WE~2
|
|
Text Label 2500 4900 2 50 ~ 0
|
|
L~OE~2
|
|
Text Label 3000 3800 0 50 ~ 0
|
|
UL~OE~2
|
|
$EndSCHEMATC
|