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git://projects.qi-hardware.com/m1.git
synced 2024-06-30 11:32:19 +03:00
changed to cheaper 18pF crystal (was 12pF before), clarified X1 fields, changed C1/C3 to 33pF to match the crystal
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usb_jtag.sch
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usb_jtag.sch
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@ -1,4 +1,4 @@
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EESchema Schematic File Version 2 date Fri 22 Oct 2010 06:29:37 AM UTC
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EESchema Schematic File Version 2 date Sat 23 Oct 2010 05:35:32 AM UTC
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LIBS:power
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LIBS:power
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LIBS:device
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LIBS:device
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LIBS:conn
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LIBS:conn
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@ -13,7 +13,7 @@ EELAYER END
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$Descr A3 16535 11700
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$Descr A3 16535 11700
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Sheet 1 1
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Sheet 1 1
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Title ""
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Title ""
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Date "22 oct 2010"
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Date "23 oct 2010"
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Rev ""
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Rev ""
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Comp ""
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Comp ""
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Comment1 ""
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Comment1 ""
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@ -1834,7 +1834,8 @@ U 1 1 4C3D77D1
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P 6800 6900
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P 6800 6900
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F 0 "X1" H 6900 7100 60 0000 C CNN
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F 0 "X1" H 6900 7100 60 0000 C CNN
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F 1 "12MHz" H 6800 6650 60 0000 C CNN
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F 1 "12MHz" H 6800 6650 60 0000 C CNN
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F 2 "CRYSTAL_SMD" H 6800 6900 60 0001 C CNN
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F 2 "CRYSTAL_SMD_3.20X2.50MM" H 6800 6900 60 0001 C CNN
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F 4 "18pF" H 6800 6550 60 0000 C CNN "Load_capacitance"
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1 6800 6900
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1 6800 6900
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-1 0 0 -1
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-1 0 0 -1
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$EndComp
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$EndComp
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@ -1843,7 +1844,7 @@ L C C3
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U 1 1 4C3D77A7
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U 1 1 4C3D77A7
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P 7200 7150
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P 7200 7150
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F 0 "C3" H 7250 7250 50 0000 L CNN
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F 0 "C3" H 7250 7250 50 0000 L CNN
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F 1 "27pF" H 7250 7050 50 0000 L CNN
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F 1 "33pF" H 7250 7050 50 0000 L CNN
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F 2 "SM0402" H 7200 7150 60 0001 C CNN
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F 2 "SM0402" H 7200 7150 60 0001 C CNN
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1 7200 7150
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1 7200 7150
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1 0 0 -1
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1 0 0 -1
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@ -1853,7 +1854,7 @@ L C C1
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U 1 1 4C3D77A1
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U 1 1 4C3D77A1
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P 6350 7150
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P 6350 7150
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F 0 "C1" H 6400 7250 50 0000 L CNN
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F 0 "C1" H 6400 7250 50 0000 L CNN
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F 1 "27pF" H 6400 7050 50 0000 L CNN
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F 1 "33pF" H 6400 7050 50 0000 L CNN
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F 2 "SM0402" H 6350 7150 60 0001 C CNN
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F 2 "SM0402" H 6350 7150 60 0001 C CNN
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1 6350 7150
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1 6350 7150
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1 0 0 -1
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1 0 0 -1
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