From 7af62b1b1fd117b0ce595cd7535a1150d0eb477f Mon Sep 17 00:00:00 2001
From: LongHairedHacker <sebastian@sebastians-site.de>
Date: Wed, 26 Feb 2014 22:38:31 +0100
Subject: [PATCH] Swicthed to integrated level shifter

---
 .../levelshifter/leveshifterboard-cache.lib   |   68 +-
 boards/levelshifter/leveshifterboard.pro      |    3 +-
 boards/levelshifter/leveshifterboard.sch      | 1081 ++++++-----------
 boards/lib/74hct125.lib                       |   30 +
 4 files changed, 447 insertions(+), 735 deletions(-)
 create mode 100644 boards/lib/74hct125.lib

diff --git a/boards/levelshifter/leveshifterboard-cache.lib b/boards/levelshifter/leveshifterboard-cache.lib
index 0363d30..29eb5b3 100644
--- a/boards/levelshifter/leveshifterboard-cache.lib
+++ b/boards/levelshifter/leveshifterboard-cache.lib
@@ -1,4 +1,4 @@
-EESchema-LIBRARY Version 2.3  Date: Wed 26 Feb 2014 09:16:19 PM CET
+EESchema-LIBRARY Version 2.3  Date: Wed 26 Feb 2014 10:33:39 PM CET
 #encoding utf-8
 #
 # +24V
@@ -44,6 +44,32 @@ P 4 0 1 0  0 0  0 30  0 30  0 30 N
 ENDDRAW
 ENDDEF
 #
+# 74HCT125
+#
+DEF 74HCT125 U 0 40 Y Y 1 F N
+F0 "U" 0 -250 60 H V C CNN
+F1 "74HCT125" 0 50 60 V V C CNN
+F2 "~" 550 300 60 H V C CNN
+F3 "~" 550 300 60 H V C CNN
+DRAW
+S -400 650 400 -650 0 1 0 N
+X OE1 1 -700 450 300 R 50 50 1 1 I I
+X 1A 2 -700 600 300 R 50 50 1 1 I
+X Y1 3 700 600 300 L 50 50 1 1 I
+X OE2 4 -700 100 300 R 50 50 1 1 I I
+X 2A 5 -700 250 300 R 50 50 1 1 I
+X Y2 6 700 250 300 L 50 50 1 1 I
+X GND 7 0 -950 300 U 50 50 1 1 I
+X Y3 8 700 -100 300 L 50 50 1 1 I
+X 3A 9 -700 -100 300 R 50 50 1 1 I
+X OE3 10 -700 -250 300 R 50 50 1 1 I I
+X Y4 11 700 -450 300 L 50 50 1 1 I
+X 4A 12 -700 -450 300 R 50 50 1 1 I
+X OE4 13 -700 -600 300 R 50 50 1 1 I I
+X Vcc 14 0 950 300 D 50 50 1 1 I
+ENDDRAW
+ENDDEF
+#
 # C
 #
 DEF C C 0 10 N Y 1 F N
@@ -232,46 +258,6 @@ X S S 100 -200 100 U 40 40 1 1 P
 ENDDRAW
 ENDDEF
 #
-# NDS355
-#
-DEF NDS355 Q 0 0 N Y 1 F N
-F0 "Q" 10 170 60 H V R CNN
-F1 "NDS355" -50 -150 60 H V R CNN
-F2 "~" 0 0 60 H V C CNN
-F3 "~" 0 0 60 H V C CNN
-DRAW
-P 2 0 1 8  -50 -100  -50 100 N
-P 2 0 1 10  0 -150  0 150 N
-P 2 0 1 0  100 -100  0 -100 N
-P 2 0 1 0  100 100  0 100 N
-P 3 0 1 8  100 -100  100 0  50 0 N
-P 5 0 1 8  50 30  50 -30  0 0  50 30  50 30 N
-X G 1 -200 0 150 R 40 40 1 1 I
-X D 2 100 200 100 D 40 40 1 1 P
-X S 3 100 -200 100 U 40 40 1 1 P
-ENDDRAW
-ENDDEF
-#
-# NPN
-#
-DEF NPN Q 0 0 Y Y 1 F N
-F0 "Q" 0 -150 50 H V R CNN
-F1 "NPN" 0 150 50 H V R CNN
-F2 "~" 0 0 60 H V C CNN
-F3 "~" 0 0 60 H V C CNN
-DRAW
-C 50 0 111 0 1 10 N
-P 2 0 1 0  0 0  100 100 N
-P 3 0 1 10  0 75  0 -75  0 -75 N
-P 3 0 1 0  50 -50  0 0  0 0 N
-P 3 0 1 0  90 -90  100 -100  100 -100 N
-P 5 0 1 0  90 -90  70 -30  30 -70  90 -90  90 -90 F
-X E 1 100 -200 100 U 40 40 1 1 P
-X B 2 -200 0 200 R 40 40 1 1 I
-X C 3 100 200 100 D 40 40 1 1 P
-ENDDRAW
-ENDDEF
-#
 # POT
 #
 DEF POT RV 0 40 Y N 1 F N
diff --git a/boards/levelshifter/leveshifterboard.pro b/boards/levelshifter/leveshifterboard.pro
index 36cc735..77f2459 100644
--- a/boards/levelshifter/leveshifterboard.pro
+++ b/boards/levelshifter/leveshifterboard.pro
@@ -1,4 +1,4 @@
-update=Wed 26 Feb 2014 08:38:37 PM CET
+update=Wed 26 Feb 2014 09:47:40 PM CET
 version=1
 last_client=eeschema
 [cvpcb]
@@ -87,3 +87,4 @@ LibName30=valves
 LibName31=sn74lvc1g74
 LibName32=ts2937
 LibName33=nds355
+LibName34=74hct125
diff --git a/boards/levelshifter/leveshifterboard.sch b/boards/levelshifter/leveshifterboard.sch
index 18c6c86..3911f5e 100644
--- a/boards/levelshifter/leveshifterboard.sch
+++ b/boards/levelshifter/leveshifterboard.sch
@@ -32,6 +32,7 @@ LIBS:valves
 LIBS:sn74lvc1g74
 LIBS:ts2937
 LIBS:nds355
+LIBS:74hct125
 LIBS:leveshifterboard-cache
 EELAYER 27 0
 EELAYER END
@@ -319,21 +320,21 @@ F 3 "" H 5700 1050 60  0000 C CNN
 	1    5700 1050
 	1    0    0    -1  
 $EndComp
-Text GLabel 7700 3750 2    60   Input ~ 0
+Text GLabel 9200 4350 2    60   Input ~ 0
 Clock
-Text GLabel 5700 4300 0    60   Output ~ 0
+Text GLabel 6600 4350 0    60   Output ~ 0
 3.3_Clock
-Text GLabel 10700 3750 2    60   Input ~ 0
+Text GLabel 9200 4700 2    60   Input ~ 0
 Enable
-Text GLabel 8700 4300 0    60   Output ~ 0
+Text GLabel 6600 4700 0    60   Output ~ 0
 3.3_Enable
-Text GLabel 7700 5750 2    60   Input ~ 0
+Text GLabel 9200 5050 2    60   Input ~ 0
 Data_Out
-Text GLabel 5700 6300 0    60   Output ~ 0
+Text GLabel 6600 5050 0    60   Output ~ 0
 3.3_Data_Out
-Text GLabel 10750 5750 2    60   Input ~ 0
+Text GLabel 9200 5400 2    60   Input ~ 0
 Reset
-Text GLabel 8700 6300 0    60   Output ~ 0
+Text GLabel 6600 5400 0    60   Output ~ 0
 3.3_Reset
 Text GLabel 5800 1900 2    60   Input ~ 0
 3.3_Clock
@@ -355,83 +356,6 @@ F 3 "~" H 5350 2050 60  0000 C CNN
 	-1   0    0    1   
 $EndComp
 $Comp
-L R R?
-U 1 1 530A2A4C
-P 6050 4300
-F 0 "R?" V 6130 4300 40  0000 C CNN
-F 1 "680" V 6057 4301 40  0000 C CNN
-F 2 "~" V 5980 4300 30  0000 C CNN
-F 3 "~" H 6050 4300 30  0000 C CNN
-	1    6050 4300
-	0    -1   -1   0   
-$EndComp
-$Comp
-L R R?
-U 1 1 530A2B84
-P 6700 3450
-F 0 "R?" V 6780 3450 40  0000 C CNN
-F 1 "1k" V 6707 3451 40  0000 C CNN
-F 2 "~" V 6630 3450 30  0000 C CNN
-F 3 "~" H 6700 3450 30  0000 C CNN
-	1    6700 3450
-	1    0    0    -1  
-$EndComp
-$Comp
-L +3.3V #PWR?
-U 1 1 530A2C82
-P 6700 3150
-F 0 "#PWR?" H 6700 3110 30  0001 C CNN
-F 1 "+3.3V" H 6700 3260 30  0000 C CNN
-F 2 "" H 6700 3150 60  0000 C CNN
-F 3 "" H 6700 3150 60  0000 C CNN
-	1    6700 3150
-	1    0    0    -1  
-$EndComp
-$Comp
-L R R?
-U 1 1 530A2ECB
-P 7550 3450
-F 0 "R?" V 7630 3450 40  0000 C CNN
-F 1 "180" V 7557 3451 40  0000 C CNN
-F 2 "~" V 7480 3450 30  0000 C CNN
-F 3 "~" H 7550 3450 30  0000 C CNN
-	1    7550 3450
-	1    0    0    -1  
-$EndComp
-$Comp
-L +5V #PWR?
-U 1 1 530A30F5
-P 7550 3150
-F 0 "#PWR?" H 7550 3240 20  0001 C CNN
-F 1 "+5V" H 7550 3240 30  0000 C CNN
-F 2 "" H 7550 3150 60  0000 C CNN
-F 3 "" H 7550 3150 60  0000 C CNN
-	1    7550 3150
-	1    0    0    -1  
-$EndComp
-$Comp
-L GND #PWR?
-U 1 1 530A3346
-P 6700 4700
-F 0 "#PWR?" H 6700 4700 30  0001 C CNN
-F 1 "GND" H 6700 4630 30  0001 C CNN
-F 2 "" H 6700 4700 60  0000 C CNN
-F 3 "" H 6700 4700 60  0000 C CNN
-	1    6700 4700
-	1    0    0    -1  
-$EndComp
-$Comp
-L GND #PWR?
-U 1 1 530A335F
-P 7550 4700
-F 0 "#PWR?" H 7550 4700 30  0001 C CNN
-F 1 "GND" H 7550 4630 30  0001 C CNN
-F 2 "" H 7550 4700 60  0000 C CNN
-F 3 "" H 7550 4700 60  0000 C CNN
-	1    7550 4700
-	1    0    0    -1  
-$EndComp
-$Comp
 L GND #PWR?
 U 1 1 530A336E
 P 5700 2750
@@ -443,245 +367,14 @@ F 3 "" H 5700 2750 60  0000 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L R R?
-U 1 1 530A348B
-P 9050 4300
-F 0 "R?" V 9130 4300 40  0000 C CNN
-F 1 "680" V 9057 4301 40  0000 C CNN
-F 2 "~" V 8980 4300 30  0000 C CNN
-F 3 "~" H 9050 4300 30  0000 C CNN
-	1    9050 4300
-	0    -1   -1   0   
-$EndComp
-$Comp
-L R R?
-U 1 1 530A3494
-P 9700 3450
-F 0 "R?" V 9780 3450 40  0000 C CNN
-F 1 "1k" V 9707 3451 40  0000 C CNN
-F 2 "~" V 9630 3450 30  0000 C CNN
-F 3 "~" H 9700 3450 30  0000 C CNN
-	1    9700 3450
-	1    0    0    -1  
-$EndComp
-$Comp
-L +3.3V #PWR?
-U 1 1 530A349E
-P 9700 3150
-F 0 "#PWR?" H 9700 3110 30  0001 C CNN
-F 1 "+3.3V" H 9700 3260 30  0000 C CNN
-F 2 "" H 9700 3150 60  0000 C CNN
-F 3 "" H 9700 3150 60  0000 C CNN
-	1    9700 3150
-	1    0    0    -1  
-$EndComp
-$Comp
-L R R?
-U 1 1 530A34A5
-P 10550 3450
-F 0 "R?" V 10630 3450 40  0000 C CNN
-F 1 "180" V 10557 3451 40  0000 C CNN
-F 2 "~" V 10480 3450 30  0000 C CNN
-F 3 "~" H 10550 3450 30  0000 C CNN
-	1    10550 3450
-	1    0    0    -1  
-$EndComp
-$Comp
-L +5V #PWR?
-U 1 1 530A34AE
-P 10550 3150
-F 0 "#PWR?" H 10550 3240 20  0001 C CNN
-F 1 "+5V" H 10550 3240 30  0000 C CNN
-F 2 "" H 10550 3150 60  0000 C CNN
-F 3 "" H 10550 3150 60  0000 C CNN
-	1    10550 3150
-	1    0    0    -1  
-$EndComp
-$Comp
-L GND #PWR?
-U 1 1 530A34BD
-P 9700 4700
-F 0 "#PWR?" H 9700 4700 30  0001 C CNN
-F 1 "GND" H 9700 4630 30  0001 C CNN
-F 2 "" H 9700 4700 60  0000 C CNN
-F 3 "" H 9700 4700 60  0000 C CNN
-	1    9700 4700
-	1    0    0    -1  
-$EndComp
-$Comp
-L GND #PWR?
-U 1 1 530A34C3
-P 10550 4700
-F 0 "#PWR?" H 10550 4700 30  0001 C CNN
-F 1 "GND" H 10550 4630 30  0001 C CNN
-F 2 "" H 10550 4700 60  0000 C CNN
-F 3 "" H 10550 4700 60  0000 C CNN
-	1    10550 4700
-	1    0    0    -1  
-$EndComp
-$Comp
-L R R?
-U 1 1 530A350E
-P 6050 6300
-F 0 "R?" V 6130 6300 40  0000 C CNN
-F 1 "680" V 6057 6301 40  0000 C CNN
-F 2 "~" V 5980 6300 30  0000 C CNN
-F 3 "~" H 6050 6300 30  0000 C CNN
-	1    6050 6300
-	0    -1   -1   0   
-$EndComp
-$Comp
-L R R?
-U 1 1 530A3517
-P 6700 5450
-F 0 "R?" V 6780 5450 40  0000 C CNN
-F 1 "1k" V 6707 5451 40  0000 C CNN
-F 2 "~" V 6630 5450 30  0000 C CNN
-F 3 "~" H 6700 5450 30  0000 C CNN
-	1    6700 5450
-	1    0    0    -1  
-$EndComp
-$Comp
-L +3.3V #PWR?
-U 1 1 530A3521
-P 6700 5150
-F 0 "#PWR?" H 6700 5110 30  0001 C CNN
-F 1 "+3.3V" H 6700 5260 30  0000 C CNN
-F 2 "" H 6700 5150 60  0000 C CNN
-F 3 "" H 6700 5150 60  0000 C CNN
-	1    6700 5150
-	1    0    0    -1  
-$EndComp
-$Comp
-L R R?
-U 1 1 530A3528
-P 7550 5450
-F 0 "R?" V 7630 5450 40  0000 C CNN
-F 1 "180" V 7557 5451 40  0000 C CNN
-F 2 "~" V 7480 5450 30  0000 C CNN
-F 3 "~" H 7550 5450 30  0000 C CNN
-	1    7550 5450
-	1    0    0    -1  
-$EndComp
-$Comp
-L +5V #PWR?
-U 1 1 530A3531
-P 7550 5150
-F 0 "#PWR?" H 7550 5240 20  0001 C CNN
-F 1 "+5V" H 7550 5240 30  0000 C CNN
-F 2 "" H 7550 5150 60  0000 C CNN
-F 3 "" H 7550 5150 60  0000 C CNN
-	1    7550 5150
-	1    0    0    -1  
-$EndComp
-$Comp
-L GND #PWR?
-U 1 1 530A3540
-P 6700 6700
-F 0 "#PWR?" H 6700 6700 30  0001 C CNN
-F 1 "GND" H 6700 6630 30  0001 C CNN
-F 2 "" H 6700 6700 60  0000 C CNN
-F 3 "" H 6700 6700 60  0000 C CNN
-	1    6700 6700
-	1    0    0    -1  
-$EndComp
-$Comp
-L GND #PWR?
-U 1 1 530A3546
-P 7550 6700
-F 0 "#PWR?" H 7550 6700 30  0001 C CNN
-F 1 "GND" H 7550 6630 30  0001 C CNN
-F 2 "" H 7550 6700 60  0000 C CNN
-F 3 "" H 7550 6700 60  0000 C CNN
-	1    7550 6700
-	1    0    0    -1  
-$EndComp
-$Comp
-L R R?
-U 1 1 530A3556
-P 9050 6300
-F 0 "R?" V 9130 6300 40  0000 C CNN
-F 1 "680" V 9057 6301 40  0000 C CNN
-F 2 "~" V 8980 6300 30  0000 C CNN
-F 3 "~" H 9050 6300 30  0000 C CNN
-	1    9050 6300
-	0    -1   -1   0   
-$EndComp
-$Comp
-L R R?
-U 1 1 530A355F
-P 9700 5450
-F 0 "R?" V 9780 5450 40  0000 C CNN
-F 1 "1k" V 9707 5451 40  0000 C CNN
-F 2 "~" V 9630 5450 30  0000 C CNN
-F 3 "~" H 9700 5450 30  0000 C CNN
-	1    9700 5450
-	1    0    0    -1  
-$EndComp
-$Comp
-L +3.3V #PWR?
-U 1 1 530A3569
-P 9700 5150
-F 0 "#PWR?" H 9700 5110 30  0001 C CNN
-F 1 "+3.3V" H 9700 5260 30  0000 C CNN
-F 2 "" H 9700 5150 60  0000 C CNN
-F 3 "" H 9700 5150 60  0000 C CNN
-	1    9700 5150
-	1    0    0    -1  
-$EndComp
-$Comp
-L R R?
-U 1 1 530A3570
-P 10550 5450
-F 0 "R?" V 10630 5450 40  0000 C CNN
-F 1 "180" V 10557 5451 40  0000 C CNN
-F 2 "~" V 10480 5450 30  0000 C CNN
-F 3 "~" H 10550 5450 30  0000 C CNN
-	1    10550 5450
-	1    0    0    -1  
-$EndComp
-$Comp
-L +5V #PWR?
-U 1 1 530A3579
-P 10550 5150
-F 0 "#PWR?" H 10550 5240 20  0001 C CNN
-F 1 "+5V" H 10550 5240 30  0000 C CNN
-F 2 "" H 10550 5150 60  0000 C CNN
-F 3 "" H 10550 5150 60  0000 C CNN
-	1    10550 5150
-	1    0    0    -1  
-$EndComp
-$Comp
-L GND #PWR?
-U 1 1 530A3588
-P 9700 6700
-F 0 "#PWR?" H 9700 6700 30  0001 C CNN
-F 1 "GND" H 9700 6630 30  0001 C CNN
-F 2 "" H 9700 6700 60  0000 C CNN
-F 3 "" H 9700 6700 60  0000 C CNN
-	1    9700 6700
-	1    0    0    -1  
-$EndComp
-$Comp
-L GND #PWR?
-U 1 1 530A358E
-P 10550 6700
-F 0 "#PWR?" H 10550 6700 30  0001 C CNN
-F 1 "GND" H 10550 6630 30  0001 C CNN
-F 2 "" H 10550 6700 60  0000 C CNN
-F 3 "" H 10550 6700 60  0000 C CNN
-	1    10550 6700
-	1    0    0    -1  
-$EndComp
-$Comp
 L LM358 U?
 U 1 1 530A359C
-P 1550 4150
-F 0 "U?" H 1500 4350 60  0000 L CNN
-F 1 "LM358" H 1500 3900 60  0000 L CNN
-F 2 "" H 1550 4150 60  0000 C CNN
-F 3 "" H 1550 4150 60  0000 C CNN
-	1    1550 4150
+P 2000 4250
+F 0 "U?" H 1950 4450 60  0000 L CNN
+F 1 "LM358" H 1950 4000 60  0000 L CNN
+F 2 "" H 2000 4250 60  0000 C CNN
+F 3 "" H 2000 4250 60  0000 C CNN
+	1    2000 4250
 	1    0    0    -1  
 $EndComp
 $Comp
@@ -746,251 +439,251 @@ $EndComp
 $Comp
 L R R?
 U 1 1 530A40D1
-P 1050 5100
-F 0 "R?" V 1130 5100 40  0000 C CNN
-F 1 "10k" V 1057 5101 40  0000 C CNN
-F 2 "~" V 980 5100 30  0000 C CNN
-F 3 "~" H 1050 5100 30  0000 C CNN
-	1    1050 5100
+P 1500 5200
+F 0 "R?" V 1580 5200 40  0000 C CNN
+F 1 "10k" V 1507 5201 40  0000 C CNN
+F 2 "~" V 1430 5200 30  0000 C CNN
+F 3 "~" H 1500 5200 30  0000 C CNN
+	1    1500 5200
 	1    0    0    -1  
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 530A41D9
-P 1450 4600
-F 0 "#PWR?" H 1450 4600 30  0001 C CNN
-F 1 "GND" H 1450 4530 30  0001 C CNN
-F 2 "" H 1450 4600 60  0000 C CNN
-F 3 "" H 1450 4600 60  0000 C CNN
-	1    1450 4600
+P 1900 4700
+F 0 "#PWR?" H 1900 4700 30  0001 C CNN
+F 1 "GND" H 1900 4630 30  0001 C CNN
+F 2 "" H 1900 4700 60  0000 C CNN
+F 3 "" H 1900 4700 60  0000 C CNN
+	1    1900 4700
 	1    0    0    -1  
 $EndComp
 $Comp
 L R R?
 U 1 1 530A4269
-P 1450 4800
-F 0 "R?" V 1530 4800 40  0000 C CNN
-F 1 "90k" V 1457 4801 40  0000 C CNN
-F 2 "~" V 1380 4800 30  0000 C CNN
-F 3 "~" H 1450 4800 30  0000 C CNN
-	1    1450 4800
+P 1900 4900
+F 0 "R?" V 1980 4900 40  0000 C CNN
+F 1 "90k" V 1907 4901 40  0000 C CNN
+F 2 "~" V 1830 4900 30  0000 C CNN
+F 3 "~" H 1900 4900 30  0000 C CNN
+	1    1900 4900
 	0    -1   -1   0   
 $EndComp
 $Comp
 L +5V #PWR?
 U 1 1 530A445E
-P 1450 3700
-F 0 "#PWR?" H 1450 3790 20  0001 C CNN
-F 1 "+5V" H 1450 3790 30  0000 C CNN
-F 2 "" H 1450 3700 60  0000 C CNN
-F 3 "" H 1450 3700 60  0000 C CNN
-	1    1450 3700
+P 1900 3800
+F 0 "#PWR?" H 1900 3890 20  0001 C CNN
+F 1 "+5V" H 1900 3890 30  0000 C CNN
+F 2 "" H 1900 3800 60  0000 C CNN
+F 3 "" H 1900 3800 60  0000 C CNN
+	1    1900 3800
 	1    0    0    -1  
 $EndComp
-Text GLabel 950  4050 0    60   Output ~ 0
+Text GLabel 1300 4150 0    60   Output ~ 0
 Sense
 $Comp
 L GND #PWR?
 U 1 1 530A45FC
-P 1050 5400
-F 0 "#PWR?" H 1050 5400 30  0001 C CNN
-F 1 "GND" H 1050 5330 30  0001 C CNN
-F 2 "" H 1050 5400 60  0000 C CNN
-F 3 "" H 1050 5400 60  0000 C CNN
-	1    1050 5400
+P 1500 5500
+F 0 "#PWR?" H 1500 5500 30  0001 C CNN
+F 1 "GND" H 1500 5430 30  0001 C CNN
+F 2 "" H 1500 5500 60  0000 C CNN
+F 3 "" H 1500 5500 60  0000 C CNN
+	1    1500 5500
 	1    0    0    -1  
 $EndComp
 $Comp
 L LM358 U?
 U 2 1 530A4693
-P 3450 4300
-F 0 "U?" H 3400 4500 60  0000 L CNN
-F 1 "LM358" H 3400 4050 60  0000 L CNN
-F 2 "" H 3450 4300 60  0000 C CNN
-F 3 "" H 3450 4300 60  0000 C CNN
-	2    3450 4300
+P 3900 4400
+F 0 "U?" H 3850 4600 60  0000 L CNN
+F 1 "LM358" H 3850 4150 60  0000 L CNN
+F 2 "" H 3900 4400 60  0000 C CNN
+F 3 "" H 3900 4400 60  0000 C CNN
+	2    3900 4400
 	1    0    0    -1  
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 530A46A0
-P 3350 5000
-F 0 "#PWR?" H 3350 5000 30  0001 C CNN
-F 1 "GND" H 3350 4930 30  0001 C CNN
-F 2 "" H 3350 5000 60  0000 C CNN
-F 3 "" H 3350 5000 60  0000 C CNN
-	1    3350 5000
+P 3800 5100
+F 0 "#PWR?" H 3800 5100 30  0001 C CNN
+F 1 "GND" H 3800 5030 30  0001 C CNN
+F 2 "" H 3800 5100 60  0000 C CNN
+F 3 "" H 3800 5100 60  0000 C CNN
+	1    3800 5100
 	1    0    0    -1  
 $EndComp
 $Comp
 L +5V #PWR?
 U 1 1 530A46B3
-P 3350 3650
-F 0 "#PWR?" H 3350 3740 20  0001 C CNN
-F 1 "+5V" H 3350 3740 30  0000 C CNN
-F 2 "" H 3350 3650 60  0000 C CNN
-F 3 "" H 3350 3650 60  0000 C CNN
-	1    3350 3650
+P 3800 3750
+F 0 "#PWR?" H 3800 3840 20  0001 C CNN
+F 1 "+5V" H 3800 3840 30  0000 C CNN
+F 2 "" H 3800 3750 60  0000 C CNN
+F 3 "" H 3800 3750 60  0000 C CNN
+	1    3800 3750
 	1    0    0    -1  
 $EndComp
 $Comp
 L POT RV?
 U 1 1 530A46D9
-P 2650 4200
-F 0 "RV?" H 2650 4100 50  0000 C CNN
-F 1 "POT" H 2650 4200 50  0000 C CNN
-F 2 "~" H 2650 4200 60  0000 C CNN
-F 3 "~" H 2650 4200 60  0000 C CNN
-	1    2650 4200
+P 3100 4300
+F 0 "RV?" H 3100 4200 50  0000 C CNN
+F 1 "POT" H 3100 4300 50  0000 C CNN
+F 2 "~" H 3100 4300 60  0000 C CNN
+F 3 "~" H 3100 4300 60  0000 C CNN
+	1    3100 4300
 	0    1    1    0   
 $EndComp
 $Comp
 L +5V #PWR?
 U 1 1 530A49D4
-P 2650 3650
-F 0 "#PWR?" H 2650 3740 20  0001 C CNN
-F 1 "+5V" H 2650 3740 30  0000 C CNN
-F 2 "" H 2650 3650 60  0000 C CNN
-F 3 "" H 2650 3650 60  0000 C CNN
-	1    2650 3650
+P 3100 3750
+F 0 "#PWR?" H 3100 3840 20  0001 C CNN
+F 1 "+5V" H 3100 3840 30  0000 C CNN
+F 2 "" H 3100 3750 60  0000 C CNN
+F 3 "" H 3100 3750 60  0000 C CNN
+	1    3100 3750
 	1    0    0    -1  
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 530A49DA
-P 2650 5000
-F 0 "#PWR?" H 2650 5000 30  0001 C CNN
-F 1 "GND" H 2650 4930 30  0001 C CNN
-F 2 "" H 2650 5000 60  0000 C CNN
-F 3 "" H 2650 5000 60  0000 C CNN
-	1    2650 5000
+P 3100 5100
+F 0 "#PWR?" H 3100 5100 30  0001 C CNN
+F 1 "GND" H 3100 5030 30  0001 C CNN
+F 2 "" H 3100 5100 60  0000 C CNN
+F 3 "" H 3100 5100 60  0000 C CNN
+	1    3100 5100
 	1    0    0    -1  
 $EndComp
 $Comp
 L SN74LVC1G74 U?
 U 1 1 530DC723
-P 1700 6350
-F 0 "U?" H 1700 6300 60  0000 C CNN
-F 1 "SN74LVC1G74" H 1700 6400 60  0000 C CNN
-F 2 "~" H 1700 6300 60  0000 C CNN
-F 3 "~" H 1700 6300 60  0000 C CNN
-	1    1700 6350
+P 2150 6300
+F 0 "U?" H 2150 6250 60  0000 C CNN
+F 1 "SN74LVC1G74" H 2150 6350 60  0000 C CNN
+F 2 "~" H 2150 6250 60  0000 C CNN
+F 3 "~" H 2150 6250 60  0000 C CNN
+	1    2150 6300
 	1    0    0    -1  
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 530DC73E
-P 600 7650
-F 0 "#PWR?" H 600 7650 30  0001 C CNN
-F 1 "GND" H 600 7580 30  0001 C CNN
-F 2 "" H 600 7650 60  0000 C CNN
-F 3 "" H 600 7650 60  0000 C CNN
-	1    600  7650
+P 1000 7600
+F 0 "#PWR?" H 1000 7600 30  0001 C CNN
+F 1 "GND" H 1000 7530 30  0001 C CNN
+F 2 "" H 1000 7600 60  0000 C CNN
+F 3 "" H 1000 7600 60  0000 C CNN
+	1    1000 7600
 	1    0    0    -1  
 $EndComp
 $Comp
 L +5V #PWR?
 U 1 1 530DC9D0
-P 2700 5800
-F 0 "#PWR?" H 2700 5890 20  0001 C CNN
-F 1 "+5V" H 2700 5890 30  0000 C CNN
-F 2 "" H 2700 5800 60  0000 C CNN
-F 3 "" H 2700 5800 60  0000 C CNN
-	1    2700 5800
+P 3150 5750
+F 0 "#PWR?" H 3150 5840 20  0001 C CNN
+F 1 "+5V" H 3150 5840 30  0000 C CNN
+F 2 "" H 3150 5750 60  0000 C CNN
+F 3 "" H 3150 5750 60  0000 C CNN
+	1    3150 5750
 	1    0    0    -1  
 $EndComp
-Text GLabel 2750 6650 2    60   Input ~ 0
+Text GLabel 3200 6600 2    60   Input ~ 0
 PowerOn
-Text GLabel 4150 4300 2    60   Input ~ 0
+Text GLabel 4600 4400 2    60   Input ~ 0
 Shutdown
-Text GLabel 3400 6450 2    60   Output ~ 0
+Text GLabel 3950 6400 2    60   Output ~ 0
 Shutdown
 $Comp
 L SW_PUSH SW?
 U 1 1 530DCE0D
-P 4400 7050
-F 0 "SW?" H 4550 7160 50  0000 C CNN
-F 1 "SW_PUSH" H 4400 6970 50  0000 C CNN
-F 2 "~" H 4400 7050 60  0000 C CNN
-F 3 "~" H 4400 7050 60  0000 C CNN
-	1    4400 7050
+P 4950 7000
+F 0 "SW?" H 5100 7110 50  0000 C CNN
+F 1 "SW_PUSH" H 4950 6920 50  0000 C CNN
+F 2 "~" H 4950 7000 60  0000 C CNN
+F 3 "~" H 4950 7000 60  0000 C CNN
+	1    4950 7000
 	0    1    1    0   
 $EndComp
 $Comp
 L C C?
 U 1 1 530DCEE5
-P 3250 7100
-F 0 "C?" H 3250 7200 40  0000 L CNN
-F 1 "100nF" H 3256 7015 40  0000 L CNN
-F 2 "~" H 3288 6950 30  0000 C CNN
-F 3 "~" H 3250 7100 60  0000 C CNN
-	1    3250 7100
+P 3800 7050
+F 0 "C?" H 3800 7150 40  0000 L CNN
+F 1 "100nF" H 3806 6965 40  0000 L CNN
+F 2 "~" H 3838 6900 30  0000 C CNN
+F 3 "~" H 3800 7050 60  0000 C CNN
+	1    3800 7050
 	1    0    0    -1  
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 530DCF7D
-P 3250 7550
-F 0 "#PWR?" H 3250 7550 30  0001 C CNN
-F 1 "GND" H 3250 7480 30  0001 C CNN
-F 2 "" H 3250 7550 60  0000 C CNN
-F 3 "" H 3250 7550 60  0000 C CNN
-	1    3250 7550
+P 3800 7500
+F 0 "#PWR?" H 3800 7500 30  0001 C CNN
+F 1 "GND" H 3800 7430 30  0001 C CNN
+F 2 "" H 3800 7500 60  0000 C CNN
+F 3 "" H 3800 7500 60  0000 C CNN
+	1    3800 7500
 	1    0    0    -1  
 $EndComp
 $Comp
 L R R?
 U 1 1 530DCF8E
-P 3250 5950
-F 0 "R?" V 3330 5950 40  0000 C CNN
-F 1 "10k" V 3257 5951 40  0000 C CNN
-F 2 "~" V 3180 5950 30  0000 C CNN
-F 3 "~" H 3250 5950 30  0000 C CNN
-	1    3250 5950
+P 3800 5900
+F 0 "R?" V 3880 5900 40  0000 C CNN
+F 1 "10k" V 3807 5901 40  0000 C CNN
+F 2 "~" V 3730 5900 30  0000 C CNN
+F 3 "~" H 3800 5900 30  0000 C CNN
+	1    3800 5900
 	-1   0    0    1   
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 530DD22C
-P 4000 7550
-F 0 "#PWR?" H 4000 7550 30  0001 C CNN
-F 1 "GND" H 4000 7480 30  0001 C CNN
-F 2 "" H 4000 7550 60  0000 C CNN
-F 3 "" H 4000 7550 60  0000 C CNN
-	1    4000 7550
+P 4550 7500
+F 0 "#PWR?" H 4550 7500 30  0001 C CNN
+F 1 "GND" H 4550 7430 30  0001 C CNN
+F 2 "" H 4550 7500 60  0000 C CNN
+F 3 "" H 4550 7500 60  0000 C CNN
+	1    4550 7500
 	1    0    0    -1  
 $EndComp
 $Comp
 L C C?
 U 1 1 530DD232
-P 4000 7050
-F 0 "C?" H 4000 7150 40  0000 L CNN
-F 1 "100nF" H 4006 6965 40  0000 L CNN
-F 2 "~" H 4038 6900 30  0000 C CNN
-F 3 "~" H 4000 7050 60  0000 C CNN
-	1    4000 7050
+P 4550 7000
+F 0 "C?" H 4550 7100 40  0000 L CNN
+F 1 "100nF" H 4556 6915 40  0000 L CNN
+F 2 "~" H 4588 6850 30  0000 C CNN
+F 3 "~" H 4550 7000 60  0000 C CNN
+	1    4550 7000
 	1    0    0    -1  
 $EndComp
 $Comp
 L R R?
 U 1 1 530DD3FA
-P 4000 5900
-F 0 "R?" V 4080 5900 40  0000 C CNN
-F 1 "20k" V 4007 5901 40  0000 C CNN
-F 2 "~" V 3930 5900 30  0000 C CNN
-F 3 "~" H 4000 5900 30  0000 C CNN
-	1    4000 5900
+P 4550 5850
+F 0 "R?" V 4630 5850 40  0000 C CNN
+F 1 "20k" V 4557 5851 40  0000 C CNN
+F 2 "~" V 4480 5850 30  0000 C CNN
+F 3 "~" H 4550 5850 30  0000 C CNN
+	1    4550 5850
 	1    0    0    -1  
 $EndComp
 $Comp
 L +5V #PWR?
 U 1 1 530DD52B
-P 4000 5550
-F 0 "#PWR?" H 4000 5640 20  0001 C CNN
-F 1 "+5V" H 4000 5640 30  0000 C CNN
-F 2 "" H 4000 5550 60  0000 C CNN
-F 3 "" H 4000 5550 60  0000 C CNN
-	1    4000 5550
+P 4550 5500
+F 0 "#PWR?" H 4550 5590 20  0001 C CNN
+F 1 "+5V" H 4550 5590 30  0000 C CNN
+F 2 "" H 4550 5500 60  0000 C CNN
+F 3 "" H 4550 5500 60  0000 C CNN
+	1    4550 5500
 	1    0    0    -1  
 $EndComp
 $Comp
@@ -1018,89 +711,45 @@ $EndComp
 $Comp
 L R R?
 U 1 1 530DD88F
-P 1050 6950
-F 0 "R?" V 1130 6950 40  0000 C CNN
-F 1 "1k" V 1057 6951 40  0000 C CNN
-F 2 "~" V 980 6950 30  0000 C CNN
-F 3 "~" H 1050 6950 30  0000 C CNN
-	1    1050 6950
+P 1500 6900
+F 0 "R?" V 1580 6900 40  0000 C CNN
+F 1 "1k" V 1507 6901 40  0000 C CNN
+F 2 "~" V 1430 6900 30  0000 C CNN
+F 3 "~" H 1500 6900 30  0000 C CNN
+	1    1500 6900
 	0    1    1    0   
 $EndComp
 $Comp
 L LED D?
 U 1 1 530DD89E
-P 1300 7300
-F 0 "D?" H 1300 7400 50  0000 C CNN
-F 1 "LED" H 1300 7200 50  0000 C CNN
-F 2 "~" H 1300 7300 60  0000 C CNN
-F 3 "~" H 1300 7300 60  0000 C CNN
-	1    1300 7300
+P 1750 7250
+F 0 "D?" H 1750 7350 50  0000 C CNN
+F 1 "LED" H 1750 7150 50  0000 C CNN
+F 2 "~" H 1750 7250 60  0000 C CNN
+F 3 "~" H 1750 7250 60  0000 C CNN
+	1    1750 7250
 	0    1    1    0   
 $EndComp
 $Comp
 L GND #PWR?
 U 1 1 530DDB59
-P 1300 7650
-F 0 "#PWR?" H 1300 7650 30  0001 C CNN
-F 1 "GND" H 1300 7580 30  0001 C CNN
-F 2 "" H 1300 7650 60  0000 C CNN
-F 3 "" H 1300 7650 60  0000 C CNN
-	1    1300 7650
-	1    0    0    -1  
-$EndComp
-$Comp
-L NDS355 Q?
-U 1 1 530E4538
-P 7450 4000
-F 0 "Q?" H 7460 4170 60  0000 R CNN
-F 1 "NDS355" H 7400 3850 60  0000 R CNN
-F 2 "~" H 7450 4000 60  0000 C CNN
-F 3 "~" H 7450 4000 60  0000 C CNN
-	1    7450 4000
-	1    0    0    -1  
-$EndComp
-$Comp
-L NDS355 Q?
-U 1 1 530E454F
-P 10450 4000
-F 0 "Q?" H 10460 4170 60  0000 R CNN
-F 1 "NDS355" H 10400 3850 60  0000 R CNN
-F 2 "~" H 10450 4000 60  0000 C CNN
-F 3 "~" H 10450 4000 60  0000 C CNN
-	1    10450 4000
-	1    0    0    -1  
-$EndComp
-$Comp
-L NDS355 Q?
-U 1 1 530E4555
-P 10450 6000
-F 0 "Q?" H 10460 6170 60  0000 R CNN
-F 1 "NDS355" H 10400 5850 60  0000 R CNN
-F 2 "~" H 10450 6000 60  0000 C CNN
-F 3 "~" H 10450 6000 60  0000 C CNN
-	1    10450 6000
-	1    0    0    -1  
-$EndComp
-$Comp
-L NDS355 Q?
-U 1 1 530E455B
-P 7450 6000
-F 0 "Q?" H 7460 6170 60  0000 R CNN
-F 1 "NDS355" H 7400 5850 60  0000 R CNN
-F 2 "~" H 7450 6000 60  0000 C CNN
-F 3 "~" H 7450 6000 60  0000 C CNN
-	1    7450 6000
+P 1750 7600
+F 0 "#PWR?" H 1750 7600 30  0001 C CNN
+F 1 "GND" H 1750 7530 30  0001 C CNN
+F 2 "" H 1750 7600 60  0000 C CNN
+F 3 "" H 1750 7600 60  0000 C CNN
+	1    1750 7600
 	1    0    0    -1  
 $EndComp
 $Comp
 L +5V #PWR?
 U 1 1 530E4827
-P 3250 5550
-F 0 "#PWR?" H 3250 5640 20  0001 C CNN
-F 1 "+5V" H 3250 5640 30  0000 C CNN
-F 2 "" H 3250 5550 60  0000 C CNN
-F 3 "" H 3250 5550 60  0000 C CNN
-	1    3250 5550
+P 3800 5500
+F 0 "#PWR?" H 3800 5590 20  0001 C CNN
+F 1 "+5V" H 3800 5590 30  0000 C CNN
+F 2 "" H 3800 5500 60  0000 C CNN
+F 3 "" H 3800 5500 60  0000 C CNN
+	1    3800 5500
 	1    0    0    -1  
 $EndComp
 Connection ~ 3100 2650
@@ -1108,94 +757,6 @@ Wire Wire Line
 	3100 2000 3100 2750
 Wire Wire Line
 	3100 3350 3100 3250
-Connection ~ 10550 5750
-Wire Wire Line
-	10550 6200 10550 6700
-Wire Wire Line
-	10550 5200 10550 5150
-Wire Wire Line
-	10550 5750 10750 5750
-Wire Wire Line
-	10550 5700 10550 5800
-Wire Wire Line
-	9700 5200 9700 5150
-Connection ~ 9700 6000
-Wire Wire Line
-	9700 6000 10250 6000
-Wire Wire Line
-	9700 5700 9700 6100
-Wire Wire Line
-	9700 6500 9700 6700
-Wire Wire Line
-	9300 6300 9400 6300
-Wire Wire Line
-	8700 6300 8800 6300
-Connection ~ 7550 5750
-Wire Wire Line
-	7550 6200 7550 6700
-Wire Wire Line
-	7550 5200 7550 5150
-Wire Wire Line
-	7550 5750 7700 5750
-Wire Wire Line
-	7550 5700 7550 5800
-Wire Wire Line
-	6700 5200 6700 5150
-Connection ~ 6700 6000
-Wire Wire Line
-	6700 6000 7250 6000
-Wire Wire Line
-	6700 5700 6700 6100
-Wire Wire Line
-	6700 6500 6700 6700
-Wire Wire Line
-	6300 6300 6400 6300
-Wire Wire Line
-	5700 6300 5800 6300
-Connection ~ 10550 3750
-Wire Wire Line
-	10550 4200 10550 4700
-Wire Wire Line
-	10550 3200 10550 3150
-Wire Wire Line
-	10550 3750 10700 3750
-Wire Wire Line
-	10550 3700 10550 3800
-Wire Wire Line
-	9700 3200 9700 3150
-Connection ~ 9700 4000
-Wire Wire Line
-	9700 4000 10250 4000
-Wire Wire Line
-	9700 3700 9700 4100
-Wire Wire Line
-	9700 4500 9700 4700
-Wire Wire Line
-	9300 4300 9400 4300
-Wire Wire Line
-	8700 4300 8800 4300
-Connection ~ 7550 3750
-Wire Wire Line
-	7550 4200 7550 4700
-Wire Wire Line
-	7550 3200 7550 3150
-Wire Wire Line
-	7550 3750 7700 3750
-Wire Wire Line
-	7550 3700 7550 3800
-Wire Wire Line
-	6700 3200 6700 3150
-Connection ~ 6700 4000
-Wire Wire Line
-	6700 4000 7250 4000
-Wire Wire Line
-	6700 3700 6700 4100
-Wire Wire Line
-	6700 4500 6700 4700
-Wire Wire Line
-	6300 4300 6400 4300
-Wire Wire Line
-	5700 4300 5800 4300
 Wire Wire Line
 	5700 2750 5700 2300
 Wire Wire Line
@@ -1290,140 +851,274 @@ Wire Wire Line
 Wire Wire Line
 	2000 1800 2000 1050
 Wire Wire Line
-	1050 4250 1050 4850
+	1500 4350 1500 4950
 Wire Wire Line
-	1450 4600 1450 4550
+	1900 4700 1900 4650
 Wire Wire Line
-	1050 4800 1200 4800
-Connection ~ 1050 4800
+	1500 4900 1650 4900
+Connection ~ 1500 4900
 Wire Wire Line
-	1700 4800 2850 4800
+	2150 4900 3300 4900
 Wire Wire Line
-	2150 4800 2150 4150
+	2600 4900 2600 4250
 Wire Wire Line
-	1450 3750 1450 3700
+	1900 3850 1900 3800
 Wire Wire Line
-	950  4050 1050 4050
+	1300 4150 1500 4150
 Wire Wire Line
-	1050 5400 1050 5350
+	1500 5500 1500 5450
 Wire Wire Line
-	3350 5000 3350 4700
+	3800 5100 3800 4800
 Wire Wire Line
-	3350 3900 3350 3650
+	3800 4000 3800 3750
 Wire Wire Line
-	2850 4400 2950 4400
+	3300 4500 3400 4500
 Wire Wire Line
-	2800 4200 2950 4200
+	3250 4300 3400 4300
 Wire Wire Line
-	2650 3650 2650 3950
+	3100 3750 3100 4050
 Wire Wire Line
-	2650 4450 2650 5000
+	3100 4550 3100 5100
 Wire Wire Line
-	2150 4150 2050 4150
+	2600 4250 2500 4250
 Wire Wire Line
-	3950 4300 4150 4300
+	4400 4400 4600 4400
 Wire Wire Line
-	600  6050 600  7650
+	1000 6000 1000 7600
 Wire Wire Line
-	600  6650 750  6650
+	1000 6600 1200 6600
 Wire Wire Line
-	600  6250 750  6250
-Connection ~ 600  6650
+	1000 6200 1200 6200
+Connection ~ 1000 6600
 Wire Wire Line
-	600  6050 750  6050
-Connection ~ 600  6250
+	1000 6000 1200 6000
+Connection ~ 1000 6200
 Wire Wire Line
-	2650 6050 2700 6050
+	3100 6000 3150 6000
 Wire Wire Line
-	2700 6050 2700 5800
+	3150 6000 3150 5750
 Wire Wire Line
-	2650 6650 2750 6650
+	3100 6600 3200 6600
 Wire Wire Line
 	1500 2000 1700 2000
 Wire Wire Line
-	2850 4800 2850 4400
-Connection ~ 2150 4800
+	3300 4900 3300 4500
+Connection ~ 2600 4900
 Wire Wire Line
-	2650 6250 4000 6250
+	3100 6200 4550 6200
 Wire Wire Line
-	3250 6200 3250 6900
-Connection ~ 3250 6450
+	3800 6150 3800 6850
+Connection ~ 3800 6400
 Wire Wire Line
-	3250 7300 3250 7550
+	3800 7250 3800 7500
 Wire Wire Line
-	4000 6150 4000 6850
+	4550 6100 4550 6800
 Wire Wire Line
-	4000 7250 4000 7550
+	4550 7200 4550 7500
 Wire Wire Line
-	4000 6750 4400 6750
-Connection ~ 4000 6250
+	4550 6700 4950 6700
+Connection ~ 4550 6200
 Wire Wire Line
 	1600 2000 1600 1800
 Connection ~ 1600 2000
 Wire Wire Line
 	1600 1300 1600 1050
 Wire Wire Line
-	750  6450 700  6450
+	1200 6400 1100 6400
 Wire Wire Line
-	700  6450 700  6950
+	1100 6400 1100 6900
 Wire Wire Line
-	700  6950 800  6950
+	1100 6900 1250 6900
 Wire Wire Line
-	1300 7100 1300 6950
+	1750 7050 1750 6900
 Wire Wire Line
-	1300 7500 1300 7650
+	1750 7450 1750 7600
 Wire Wire Line
-	2650 6450 3400 6450
+	3100 6400 3950 6400
 Wire Wire Line
-	4000 5650 4000 5550
+	4550 5600 4550 5500
 Wire Wire Line
-	3250 5550 3250 5700
-Connection ~ 4000 6750
+	3800 5500 3800 5650
+Connection ~ 4550 6700
 Wire Wire Line
-	4400 7350 4000 7350
-Connection ~ 4000 7350
+	4950 7300 4550 7300
+Connection ~ 4550 7300
 $Comp
-L NPN Q?
-U 1 1 530E54FC
-P 9600 6300
-F 0 "Q?" H 9600 6150 50  0000 R CNN
-F 1 "BC817" H 9600 6450 50  0000 R CNN
-F 2 "~" H 9600 6300 60  0000 C CNN
-F 3 "~" H 9600 6300 60  0000 C CNN
-	1    9600 6300
+L 74HCT125 U?
+U 1 1 530E5BAD
+P 7550 4950
+F 0 "U?" H 7550 4700 60  0000 C CNN
+F 1 "74HCT125" V 7550 5000 60  0000 C CNN
+F 2 "~" H 8100 5250 60  0000 C CNN
+F 3 "~" H 8100 5250 60  0000 C CNN
+	1    7550 4950
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	6600 4350 6850 4350
+Wire Wire Line
+	6600 4700 6850 4700
+Wire Wire Line
+	6600 5050 6850 5050
+Wire Wire Line
+	6850 5400 6600 5400
+Wire Wire Line
+	8250 4350 9200 4350
+Wire Wire Line
+	8250 4700 9200 4700
+Wire Wire Line
+	8250 5050 9200 5050
+Wire Wire Line
+	8250 5400 9200 5400
+Wire Wire Line
+	6750 4500 6750 6050
+Wire Wire Line
+	6750 4500 6850 4500
+Wire Wire Line
+	6750 4850 6850 4850
+Connection ~ 6750 4850
+Wire Wire Line
+	6750 5200 6850 5200
+Connection ~ 6750 5200
+Wire Wire Line
+	6750 5550 6850 5550
+Connection ~ 6750 5550
+Wire Wire Line
+	6750 6050 7550 6050
+Wire Wire Line
+	7550 5900 7550 6400
+Connection ~ 7550 6050
+$Comp
+L +5V #PWR?
+U 1 1 530E62F0
+P 7550 3450
+F 0 "#PWR?" H 7550 3540 20  0001 C CNN
+F 1 "+5V" H 7550 3540 30  0000 C CNN
+F 2 "" H 7550 3450 60  0000 C CNN
+F 3 "" H 7550 3450 60  0000 C CNN
+	1    7550 3450
 	1    0    0    -1  
 $EndComp
 $Comp
-L NPN Q?
-U 1 1 530E550B
-P 6600 6300
-F 0 "Q?" H 6600 6150 50  0000 R CNN
-F 1 "BC817" H 6600 6450 50  0000 R CNN
-F 2 "~" H 6600 6300 60  0000 C CNN
-F 3 "~" H 6600 6300 60  0000 C CNN
-	1    6600 6300
+L C C?
+U 1 1 530E62FF
+P 7850 3800
+F 0 "C?" H 7850 3900 40  0000 L CNN
+F 1 "C" H 7856 3715 40  0000 L CNN
+F 2 "~" H 7888 3650 30  0000 C CNN
+F 3 "~" H 7850 3800 60  0000 C CNN
+	1    7850 3800
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	7550 3450 7550 4000
+Wire Wire Line
+	7550 3600 7850 3600
+Connection ~ 7550 3600
+$Comp
+L GND #PWR?
+U 1 1 530E64C0
+P 7850 4150
+F 0 "#PWR?" H 7850 4150 30  0001 C CNN
+F 1 "GND" H 7850 4080 30  0001 C CNN
+F 2 "" H 7850 4150 60  0000 C CNN
+F 3 "" H 7850 4150 60  0000 C CNN
+	1    7850 4150
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	7850 4150 7850 4000
+$Comp
+L GND #PWR?
+U 1 1 530E654E
+P 7550 6400
+F 0 "#PWR?" H 7550 6400 30  0001 C CNN
+F 1 "GND" H 7550 6330 30  0001 C CNN
+F 2 "" H 7550 6400 60  0000 C CNN
+F 3 "" H 7550 6400 60  0000 C CNN
+	1    7550 6400
 	1    0    0    -1  
 $EndComp
 $Comp
-L NPN Q?
-U 1 1 530E551A
-P 6600 4300
-F 0 "Q?" H 6600 4150 50  0000 R CNN
-F 1 "BC817" H 6600 4450 50  0000 R CNN
-F 2 "~" H 6600 4300 60  0000 C CNN
-F 3 "~" H 6600 4300 60  0000 C CNN
-	1    6600 4300
+L R R?
+U 1 1 530E655D
+P 8350 5850
+F 0 "R?" V 8430 5850 40  0000 C CNN
+F 1 "1k" V 8357 5851 40  0000 C CNN
+F 2 "~" V 8280 5850 30  0000 C CNN
+F 3 "~" H 8350 5850 30  0000 C CNN
+	1    8350 5850
 	1    0    0    -1  
 $EndComp
 $Comp
-L NPN Q?
-U 1 1 530E552E
-P 9600 4300
-F 0 "Q?" H 9600 4150 50  0000 R CNN
-F 1 "BC817" H 9600 4450 50  0000 R CNN
-F 2 "~" H 9600 4300 60  0000 C CNN
-F 3 "~" H 9600 4300 60  0000 C CNN
-	1    9600 4300
+L R R?
+U 1 1 530E656C
+P 8550 5850
+F 0 "R?" V 8630 5850 40  0000 C CNN
+F 1 "1k" V 8557 5851 40  0000 C CNN
+F 2 "~" V 8480 5850 30  0000 C CNN
+F 3 "~" H 8550 5850 30  0000 C CNN
+	1    8550 5850
+	1    0    0    -1  
+$EndComp
+$Comp
+L R R?
+U 1 1 530E657B
+P 8750 5850
+F 0 "R?" V 8830 5850 40  0000 C CNN
+F 1 "1k" V 8757 5851 40  0000 C CNN
+F 2 "~" V 8680 5850 30  0000 C CNN
+F 3 "~" H 8750 5850 30  0000 C CNN
+	1    8750 5850
+	1    0    0    -1  
+$EndComp
+$Comp
+L R R?
+U 1 1 530E658A
+P 8950 5850
+F 0 "R?" V 9030 5850 40  0000 C CNN
+F 1 "1k" V 8957 5851 40  0000 C CNN
+F 2 "~" V 8880 5850 30  0000 C CNN
+F 3 "~" H 8950 5850 30  0000 C CNN
+	1    8950 5850
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	8350 4350 8350 5600
+Connection ~ 8350 4350
+Wire Wire Line
+	8550 4700 8550 5600
+Connection ~ 8550 4700
+Wire Wire Line
+	8750 5050 8750 5600
+Connection ~ 8750 5050
+Wire Wire Line
+	8950 5400 8950 5600
+Connection ~ 8950 5400
+Wire Wire Line
+	8350 6100 8350 6200
+Wire Wire Line
+	8350 6200 8950 6200
+Wire Wire Line
+	8950 6200 8950 6100
+Wire Wire Line
+	8550 6100 8550 6200
+Connection ~ 8550 6200
+Wire Wire Line
+	8750 6100 8750 6200
+Connection ~ 8750 6200
+Wire Wire Line
+	8650 6200 8650 6400
+Connection ~ 8650 6200
+$Comp
+L GND #PWR?
+U 1 1 530E6B1C
+P 8650 6400
+F 0 "#PWR?" H 8650 6400 30  0001 C CNN
+F 1 "GND" H 8650 6330 30  0001 C CNN
+F 2 "" H 8650 6400 60  0000 C CNN
+F 3 "" H 8650 6400 60  0000 C CNN
+	1    8650 6400
 	1    0    0    -1  
 $EndComp
 $EndSCHEMATC
diff --git a/boards/lib/74hct125.lib b/boards/lib/74hct125.lib
new file mode 100644
index 0000000..8c9487c
--- /dev/null
+++ b/boards/lib/74hct125.lib
@@ -0,0 +1,30 @@
+EESchema-LIBRARY Version 2.3  Date: Wed 26 Feb 2014 09:46:49 PM CET
+#encoding utf-8
+#
+# 74HCT125
+#
+DEF 74HCT125 U 0 40 Y Y 1 F N
+F0 "U" 0 -250 60 H V C CNN
+F1 "74HCT125" 0 50 60 V V C CNN
+F2 "~" 550 300 60 H V C CNN
+F3 "~" 550 300 60 H V C CNN
+DRAW
+S -400 650 400 -650 0 1 0 N
+X OE1 1 -700 450 300 R 50 50 1 1 I I
+X 1A 2 -700 600 300 R 50 50 1 1 I
+X Y1 3 700 600 300 L 50 50 1 1 I
+X OE2 4 -700 100 300 R 50 50 1 1 I I
+X 2A 5 -700 250 300 R 50 50 1 1 I
+X Y2 6 700 250 300 L 50 50 1 1 I
+X GND 7 0 -950 300 U 50 50 1 1 I
+X Y3 8 700 -100 300 L 50 50 1 1 I
+X 3A 9 -700 -100 300 R 50 50 1 1 I
+X OE3 10 -700 -250 300 R 50 50 1 1 I I
+X Y4 11 700 -450 300 L 50 50 1 1 I
+X 4A 12 -700 -450 300 R 50 50 1 1 I
+X OE4 13 -700 -600 300 R 50 50 1 1 I I
+X Vcc 14 0 950 300 D 50 50 1 1 I
+ENDDRAW
+ENDDEF
+#
+#End Library