diff --git a/twoface/twoface-cache.lib b/twoface/twoface-cache.lib
index 90ef3775c998b786eea13980238364a7baad9575..f7197a4b9f1710ca7e40843c0a14ea2acc87d202 100644
--- a/twoface/twoface-cache.lib
+++ b/twoface/twoface-cache.lib
@@ -21,6 +21,38 @@ X Pin_2 2 200 -100 150 L 50 50 1 1 P
 ENDDRAW
 ENDDEF
 #
+# Connector_Conn_01x06_Male
+#
+DEF Connector_Conn_01x06_Male J 0 40 Y N 1 F N
+F0 "J" 0 300 50 H V C CNN
+F1 "Connector_Conn_01x06_Male" 0 -400 50 H V C CNN
+F2 "" 0 0 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+$FPLIST
+ Connector*:*_1x??_*
+$ENDFPLIST
+DRAW
+S 34 -295 0 -305 1 1 6 F
+S 34 -195 0 -205 1 1 6 F
+S 34 -95 0 -105 1 1 6 F
+S 34 5 0 -5 1 1 6 F
+S 34 105 0 95 1 1 6 F
+S 34 205 0 195 1 1 6 F
+P 2 1 1 6 50 -300 34 -300 N
+P 2 1 1 6 50 -200 34 -200 N
+P 2 1 1 6 50 -100 34 -100 N
+P 2 1 1 6 50 0 34 0 N
+P 2 1 1 6 50 100 34 100 N
+P 2 1 1 6 50 200 34 200 N
+X Pin_1 1 200 200 150 L 50 50 1 1 P
+X Pin_2 2 200 100 150 L 50 50 1 1 P
+X Pin_3 3 200 0 150 L 50 50 1 1 P
+X Pin_4 4 200 -100 150 L 50 50 1 1 P
+X Pin_5 5 200 -200 150 L 50 50 1 1 P
+X Pin_6 6 200 -300 150 L 50 50 1 1 P
+ENDDRAW
+ENDDEF
+#
 # Device_C
 #
 DEF Device_C C 0 10 N Y 1 F N
@@ -166,31 +198,32 @@ X VI 3 -300 0 100 R 50 50 1 1 W
 ENDDRAW
 ENDDEF
 #
-# power_GND
+# power_+3.3V
 #
-DEF power_GND #PWR 0 0 Y Y 1 F P
-F0 "#PWR" 0 -250 50 H I C CNN
-F1 "power_GND" 0 -150 50 H V C CNN
+DEF power_+3.3V #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -150 50 H I C CNN
+F1 "power_+3.3V" 0 140 50 H V C CNN
 F2 "" 0 0 50 H I C CNN
 F3 "" 0 0 50 H I C CNN
+ALIAS +3.3V
 DRAW
-P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N
-X GND 1 0 0 0 D 50 50 1 1 W N
+P 2 0 1 0 -30 50 0 100 N
+P 2 0 1 0 0 0 0 100 N
+P 2 0 1 0 0 100 30 50 N
+X +3V3 1 0 0 0 U 50 50 1 1 W N
 ENDDRAW
 ENDDEF
 #
-# power_VDD
+# power_GND
 #
-DEF power_VDD #PWR 0 0 Y Y 1 F P
-F0 "#PWR" 0 -150 50 H I C CNN
-F1 "power_VDD" 0 150 50 H V C CNN
+DEF power_GND #PWR 0 0 Y Y 1 F P
+F0 "#PWR" 0 -250 50 H I C CNN
+F1 "power_GND" 0 -150 50 H V C CNN
 F2 "" 0 0 50 H I C CNN
 F3 "" 0 0 50 H I C CNN
 DRAW
-P 2 0 1 0 -30 50 0 100 N
-P 2 0 1 0 0 0 0 100 N
-P 2 0 1 0 0 100 30 50 N
-X VDD 1 0 0 0 U 50 50 1 1 W N
+P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N
+X GND 1 0 0 0 D 50 50 1 1 W N
 ENDDRAW
 ENDDEF
 #
diff --git a/twoface/twoface.sch b/twoface/twoface.sch
index 7e18a78ebb19372e8c635ca6bd2f45933352a366..26fb74da789abe580253d7249ab82723eea509ab 100644
--- a/twoface/twoface.sch
+++ b/twoface/twoface.sch
@@ -16,83 +16,12 @@ $EndDescr
 $Comp
 L MCU_Nordic:nRF52832-QFxx U?
 U 1 1 5F062A6C
-P 4250 3950
-F 0 "U?" H 4250 2161 50  0000 C CNN
-F 1 "nRF52832-QFxx" H 4250 2070 50  0000 C CNN
-F 2 "Package_DFN_QFN:QFN-48-1EP_6x6mm_P0.4mm_EP4.6x4.6mm" H 4250 1850 50  0001 C CNN
-F 3 "http://infocenter.nordicsemi.com/pdf/nRF52832_PS_v1.4.pdf" H 3750 4150 50  0001 C CNN
-	1    4250 3950
-	1    0    0    -1  
-$EndComp
-$Comp
-L Device:Crystal Y?
-U 1 1 5F0656D3
-P 6100 2200
-F 0 "Y?" V 6054 2331 50  0000 L CNN
-F 1 "Crystal" V 6145 2331 50  0000 L CNN
-F 2 "" H 6100 2200 50  0001 C CNN
-F 3 "~" H 6100 2200 50  0001 C CNN
-	1    6100 2200
-	0    1    1    0   
-$EndComp
-Wire Wire Line
-	5150 2550 6100 2550
-Wire Wire Line
-	5150 2450 5350 2450
-Wire Wire Line
-	5350 2450 5350 1900
-Wire Wire Line
-	5350 1900 6100 1900
-Wire Wire Line
-	6100 2050 6100 1900
-Connection ~ 6100 1900
-Wire Wire Line
-	6100 1900 7000 1900
-Wire Wire Line
-	6100 2350 6100 2550
-Connection ~ 6100 2550
-Wire Wire Line
-	6100 2550 7000 2550
-$Comp
-L Device:C C?
-U 1 1 5F06D1B1
-P 7150 1900
-F 0 "C?" V 6898 1900 50  0000 C CNN
-F 1 "12pF" V 6989 1900 50  0000 C CNN
-F 2 "" H 7188 1750 50  0001 C CNN
-F 3 "~" H 7150 1900 50  0001 C CNN
-	1    7150 1900
-	0    1    1    0   
-$EndComp
-$Comp
-L Device:C C?
-U 1 1 5F06D833
-P 7150 2550
-F 0 "C?" V 6898 2550 50  0000 C CNN
-F 1 "12pF" V 6989 2550 50  0000 C CNN
-F 2 "" H 7188 2400 50  0001 C CNN
-F 3 "~" H 7150 2550 50  0001 C CNN
-	1    7150 2550
-	0    1    1    0   
-$EndComp
-Wire Wire Line
-	7300 1900 7500 1900
-Wire Wire Line
-	7500 1900 7500 2550
-Wire Wire Line
-	7300 2550 7500 2550
-Connection ~ 7500 2550
-Wire Wire Line
-	7500 2550 7500 2700
-$Comp
-L power:GND #PWR?
-U 1 1 5F06F926
-P 7500 2700
-F 0 "#PWR?" H 7500 2450 50  0001 C CNN
-F 1 "GND" H 7505 2527 50  0000 C CNN
-F 2 "" H 7500 2700 50  0001 C CNN
-F 3 "" H 7500 2700 50  0001 C CNN
-	1    7500 2700
+P 4100 4800
+F 0 "U?" H 4100 3011 50  0000 C CNN
+F 1 "nRF52832-QFxx" H 4100 2920 50  0000 C CNN
+F 2 "Package_DFN_QFN:QFN-48-1EP_6x6mm_P0.4mm_EP4.6x4.6mm" H 4100 2700 50  0001 C CNN
+F 3 "http://infocenter.nordicsemi.com/pdf/nRF52832_PS_v1.4.pdf" H 3600 5000 50  0001 C CNN
+	1    4100 4800
 	1    0    0    -1  
 $EndComp
 $Comp
@@ -109,141 +38,356 @@ $EndComp
 $Comp
 L Regulator_Linear:LM1117-3.3 U?
 U 1 1 5F073C0F
-P 2800 950
-F 0 "U?" H 2800 1192 50  0000 C CNN
-F 1 "LM1117-3.3" H 2800 1101 50  0000 C CNN
-F 2 "" H 2800 950 50  0001 C CNN
-F 3 "http://www.ti.com/lit/ds/symlink/lm1117.pdf" H 2800 950 50  0001 C CNN
-	1    2800 950 
+P 2000 950
+F 0 "U?" H 2000 1192 50  0000 C CNN
+F 1 "LM1117-3.3" H 2000 1101 50  0000 C CNN
+F 2 "" H 2000 950 50  0001 C CNN
+F 3 "http://www.ti.com/lit/ds/symlink/lm1117.pdf" H 2000 950 50  0001 C CNN
+	1    2000 950 
 	1    0    0    -1  
 $EndComp
 Wire Wire Line
 	850  1050 1000 1050
+Connection ~ 1500 950 
 Wire Wire Line
-	1000 1050 1000 1150
+	1500 1050 1500 950 
 $Comp
-L power:GND #PWR?
-U 1 1 5F07A61D
-P 1000 1150
-F 0 "#PWR?" H 1000 900 50  0001 C CNN
-F 1 "GND" H 1005 977 50  0000 C CNN
-F 2 "" H 1000 1150 50  0001 C CNN
-F 3 "" H 1000 1150 50  0001 C CNN
-	1    1000 1150
+L Device:CP1 C?
+U 1 1 5F07B006
+P 1500 1200
+F 0 "C?" H 1615 1246 50  0000 L CNN
+F 1 "CP1" H 1615 1155 50  0000 L CNN
+F 2 "" H 1500 1200 50  0001 C CNN
+F 3 "~" H 1500 1200 50  0001 C CNN
+	1    1500 1200
 	1    0    0    -1  
 $EndComp
 Wire Wire Line
-	2800 1250 2800 1350
+	850  950  1500 950 
+Wire Wire Line
+	2500 1050 2500 950 
 $Comp
-L power:GND #PWR?
-U 1 1 5F07AC10
-P 2800 1350
-F 0 "#PWR?" H 2800 1100 50  0001 C CNN
-F 1 "GND" H 2805 1177 50  0000 C CNN
-F 2 "" H 2800 1350 50  0001 C CNN
-F 3 "" H 2800 1350 50  0001 C CNN
-	1    2800 1350
+L Device:CP1 C?
+U 1 1 5F08D627
+P 2500 1200
+F 0 "C?" H 2615 1246 50  0000 L CNN
+F 1 "CP1" H 2615 1155 50  0000 L CNN
+F 2 "" H 2500 1200 50  0001 C CNN
+F 3 "~" H 2500 1200 50  0001 C CNN
+	1    2500 1200
 	1    0    0    -1  
 $EndComp
 $Comp
+L Device:C C?
+U 1 1 5F08F5C0
+P 3000 1200
+F 0 "C?" H 2885 1154 50  0000 R CNN
+F 1 "12pF" H 2885 1245 50  0000 R CNN
+F 2 "" H 3038 1050 50  0001 C CNN
+F 3 "~" H 3000 1200 50  0001 C CNN
+	1    3000 1200
+	-1   0    0    1   
+$EndComp
+Wire Wire Line
+	3000 1050 3000 950 
+Connection ~ 3000 950 
+$Comp
 L power:GND #PWR?
-U 1 1 5F07BE07
-P 1500 1450
-F 0 "#PWR?" H 1500 1200 50  0001 C CNN
-F 1 "GND" H 1505 1277 50  0000 C CNN
-F 2 "" H 1500 1450 50  0001 C CNN
-F 3 "" H 1500 1450 50  0001 C CNN
-	1    1500 1450
+U 1 1 5F093416
+P 3500 1600
+F 0 "#PWR?" H 3500 1350 50  0001 C CNN
+F 1 "GND" H 3505 1427 50  0000 C CNN
+F 2 "" H 3500 1600 50  0001 C CNN
+F 3 "" H 3500 1600 50  0001 C CNN
+	1    3500 1600
 	1    0    0    -1  
 $EndComp
+$Comp
+L Device:Crystal Y?
+U 1 1 5F097A22
+P 2000 4800
+F 0 "Y?" V 1954 4931 50  0000 L CNN
+F 1 "Crystal" V 2045 4931 50  0000 L CNN
+F 2 "" H 2000 4800 50  0001 C CNN
+F 3 "~" H 2000 4800 50  0001 C CNN
+	1    2000 4800
+	0    1    1    0   
+$EndComp
 Wire Wire Line
-	1500 1350 1500 1450
+	3200 4600 2000 4600
 Wire Wire Line
-	1500 950  2500 950 
-Connection ~ 1500 950 
+	3200 5000 2000 5000
+$Comp
+L Device:C C?
+U 1 1 5F0998F0
+P 1350 4600
+F 0 "C?" V 1098 4600 50  0000 C CNN
+F 1 "12pF" V 1189 4600 50  0000 C CNN
+F 2 "" H 1388 4450 50  0001 C CNN
+F 3 "~" H 1350 4600 50  0001 C CNN
+	1    1350 4600
+	0    1    1    0   
+$EndComp
 Wire Wire Line
-	1500 1050 1500 950 
+	1000 4600 1200 4600
+Wire Wire Line
+	1200 5000 1000 5000
+Wire Wire Line
+	2000 4950 2000 5000
+Connection ~ 2000 5000
+Wire Wire Line
+	2000 5000 1500 5000
+Wire Wire Line
+	2000 4650 2000 4600
+Connection ~ 2000 4600
+Wire Wire Line
+	2000 4600 1500 4600
 $Comp
-L Device:CP1 C?
-U 1 1 5F07B006
-P 1500 1200
-F 0 "C?" H 1615 1246 50  0000 L CNN
-F 1 "CP1" H 1615 1155 50  0000 L CNN
-F 2 "" H 1500 1200 50  0001 C CNN
-F 3 "~" H 1500 1200 50  0001 C CNN
-	1    1500 1200
+L power:GND #PWR?
+U 1 1 5F09D796
+P 1000 5100
+F 0 "#PWR?" H 1000 4850 50  0001 C CNN
+F 1 "GND" H 1005 4927 50  0000 C CNN
+F 2 "" H 1000 5100 50  0001 C CNN
+F 3 "" H 1000 5100 50  0001 C CNN
+	1    1000 5100
 	1    0    0    -1  
 $EndComp
 Wire Wire Line
-	850  950  1500 950 
+	1000 5000 1000 5100
+Wire Wire Line
+	1000 4600 1000 5000
 $Comp
-L power:GND #PWR?
-U 1 1 5F08B8FB
-P 3500 1450
-F 0 "#PWR?" H 3500 1200 50  0001 C CNN
-F 1 "GND" H 3505 1277 50  0000 C CNN
-F 2 "" H 3500 1450 50  0001 C CNN
-F 3 "" H 3500 1450 50  0001 C CNN
-	1    3500 1450
+L Connector:Conn_01x06_Male J?
+U 1 1 5F0BC163
+P 750 7100
+F 0 "J?" H 858 7481 50  0000 C CNN
+F 1 "Conn_01x06_Male" H 858 7390 50  0000 C CNN
+F 2 "" H 750 7100 50  0001 C CNN
+F 3 "~" H 750 7100 50  0001 C CNN
+	1    750  7100
 	1    0    0    -1  
 $EndComp
 Wire Wire Line
-	3500 1350 3500 1450
+	950  6900 1400 6900
+Wire Wire Line
+	950  7000 1400 7000
+Wire Wire Line
+	950  7100 1400 7100
+Wire Wire Line
+	950  7200 1400 7200
+Wire Wire Line
+	950  7300 1400 7300
 Wire Wire Line
-	3500 1050 3500 950 
+	950  7400 1400 7400
+Text Label 1100 6900 0    50   ~ 0
++3.3V
+Text Label 1100 7000 0    50   ~ 0
+SWDIO
+Text Label 1100 7100 0    50   ~ 0
+~RESET
+Text Label 1100 7200 0    50   ~ 0
+SWCLK
+Text Label 1100 7300 0    50   ~ 0
+GND
+Text Label 1100 7400 0    50   ~ 0
+SWO
 $Comp
-L Device:CP1 C?
-U 1 1 5F08D627
-P 3500 1200
-F 0 "C?" H 3615 1246 50  0000 L CNN
-F 1 "CP1" H 3615 1155 50  0000 L CNN
-F 2 "" H 3500 1200 50  0001 C CNN
-F 3 "~" H 3500 1200 50  0001 C CNN
-	1    3500 1200
+L Device:C C?
+U 1 1 5F099DDF
+P 1350 5000
+F 0 "C?" V 1098 5000 50  0000 C CNN
+F 1 "12pF" V 1189 5000 50  0000 C CNN
+F 2 "" H 1388 4850 50  0001 C CNN
+F 3 "~" H 1350 5000 50  0001 C CNN
+	1    1350 5000
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	3200 5400 2750 5400
+Connection ~ 1000 5000
+$Comp
+L power:+3.3V #PWR?
+U 1 1 5F0DAADC
+P 3500 850
+F 0 "#PWR?" H 3500 700 50  0001 C CNN
+F 1 "+3.3V" H 3515 1023 50  0000 C CNN
+F 2 "" H 3500 850 50  0001 C CNN
+F 3 "" H 3500 850 50  0001 C CNN
+	1    3500 850 
 	1    0    0    -1  
 $EndComp
+Wire Wire Line
+	2750 5500 3200 5500
+Wire Wire Line
+	2750 5600 3200 5600
+Text Label 2800 5600 0    50   ~ 0
+SWDIO
+Text Label 2800 5500 0    50   ~ 0
+SWDCLK
+Text Label 2800 5400 0    50   ~ 0
+~RESET
+Wire Wire Line
+	1000 1500 1500 1500
+Wire Wire Line
+	3500 1500 3500 1600
+Wire Wire Line
+	3500 850  3500 950 
+Wire Wire Line
+	3000 1350 3000 1500
+Connection ~ 3000 1500
+Wire Wire Line
+	2500 1350 2500 1500
+Connection ~ 2500 1500
+Wire Wire Line
+	2000 1250 2000 1500
+Connection ~ 2000 1500
+Wire Wire Line
+	1500 1350 1500 1500
+Connection ~ 1500 1500
+Wire Wire Line
+	1000 1050 1000 1500
+NoConn ~ 5000 3300
+NoConn ~ 5000 3400
+Wire Wire Line
+	5000 5100 5450 5100
+Text Label 5050 5100 0    50   ~ 0
+SWO
 $Comp
 L Device:C C?
-U 1 1 5F08F5C0
-P 4150 1200
-F 0 "C?" H 4035 1154 50  0000 R CNN
-F 1 "12pF" H 4035 1245 50  0000 R CNN
-F 2 "" H 4188 1050 50  0001 C CNN
-F 3 "~" H 4150 1200 50  0001 C CNN
-	1    4150 1200
+U 1 1 5F0F9E07
+P 1000 3250
+F 0 "C?" H 885 3204 50  0000 R CNN
+F 1 "4.7uF" H 885 3295 50  0000 R CNN
+F 2 "" H 1038 3100 50  0001 C CNN
+F 3 "~" H 1000 3250 50  0001 C CNN
+	1    1000 3250
 	-1   0    0    1   
 $EndComp
+Wire Wire Line
+	3600 3100 3600 3000
+Wire Wire Line
+	3600 3000 2800 3000
+Wire Wire Line
+	3700 3100 3700 2900
+Wire Wire Line
+	3700 2900 2350 2900
+Wire Wire Line
+	3800 3100 3800 2800
 $Comp
-L power:VDD #PWR?
-U 1 1 5F09048E
-P 4800 800
-F 0 "#PWR?" H 4800 650 50  0001 C CNN
-F 1 "VDD" H 4815 973 50  0000 C CNN
-F 2 "" H 4800 800 50  0001 C CNN
-F 3 "" H 4800 800 50  0001 C CNN
-	1    4800 800 
-	1    0    0    -1  
+L Device:C C?
+U 1 1 5F100031
+P 2350 3250
+F 0 "C?" H 2235 3204 50  0000 R CNN
+F 1 "100pF" H 2235 3295 50  0000 R CNN
+F 2 "" H 2388 3100 50  0001 C CNN
+F 3 "~" H 2350 3250 50  0001 C CNN
+	1    2350 3250
+	-1   0    0    1   
 $EndComp
+$Comp
+L Device:C C?
+U 1 1 5F10055E
+P 1900 3250
+F 0 "C?" H 1785 3204 50  0000 R CNN
+F 1 "100pF" H 1785 3295 50  0000 R CNN
+F 2 "" H 1938 3100 50  0001 C CNN
+F 3 "~" H 1900 3250 50  0001 C CNN
+	1    1900 3250
+	-1   0    0    1   
+$EndComp
+$Comp
+L Device:C C?
+U 1 1 5F10092B
+P 1450 3250
+F 0 "C?" H 1335 3204 50  0000 R CNN
+F 1 "1uF" H 1335 3295 50  0000 R CNN
+F 2 "" H 1488 3100 50  0001 C CNN
+F 3 "~" H 1450 3250 50  0001 C CNN
+	1    1450 3250
+	-1   0    0    1   
+$EndComp
+$Comp
+L Device:C C?
+U 1 1 5F100ECB
+P 2800 3250
+F 0 "C?" H 2685 3204 50  0000 R CNN
+F 1 "0.1uF" H 2685 3295 50  0000 R CNN
+F 2 "" H 2838 3100 50  0001 C CNN
+F 3 "~" H 2800 3250 50  0001 C CNN
+	1    2800 3250
+	-1   0    0    1   
+$EndComp
+Wire Wire Line
+	2800 3000 2800 3100
+Wire Wire Line
+	2350 2900 2350 3100
+Wire Wire Line
+	1900 2800 1900 3100
+Wire Wire Line
+	1450 2700 1450 3100
+Wire Wire Line
+	1450 3400 1450 3500
+Connection ~ 1450 3500
+Wire Wire Line
+	1450 3500 1900 3500
+Connection ~ 2350 3500
 Wire Wire Line
-	3100 950  4150 950 
+	2350 3500 2800 3500
 Wire Wire Line
-	4150 1050 4150 950 
-Connection ~ 4150 950 
+	2350 3400 2350 3500
 Wire Wire Line
-	4150 950  4800 950 
+	2800 3400 2800 3500
+Wire Wire Line
+	1000 3500 1000 3600
+Wire Wire Line
+	1000 3500 1450 3500
+Wire Wire Line
+	1900 3400 1900 3500
+Connection ~ 1900 3500
+Wire Wire Line
+	1900 3500 2350 3500
+Wire Wire Line
+	1900 2800 3800 2800
+Wire Wire Line
+	1450 2700 3900 2700
+Wire Wire Line
+	4100 2600 1000 2600
+Wire Wire Line
+	4100 2600 4100 3100
+Wire Wire Line
+	1000 2600 1000 3100
 $Comp
 L power:GND #PWR?
-U 1 1 5F093416
-P 4150 1400
-F 0 "#PWR?" H 4150 1150 50  0001 C CNN
-F 1 "GND" H 4155 1227 50  0000 C CNN
-F 2 "" H 4150 1400 50  0001 C CNN
-F 3 "" H 4150 1400 50  0001 C CNN
-	1    4150 1400
+U 1 1 5F15074D
+P 1000 3600
+F 0 "#PWR?" H 1000 3350 50  0001 C CNN
+F 1 "GND" H 1005 3427 50  0000 C CNN
+F 2 "" H 1000 3600 50  0001 C CNN
+F 3 "" H 1000 3600 50  0001 C CNN
+	1    1000 3600
 	1    0    0    -1  
 $EndComp
 Wire Wire Line
-	4150 1300 4150 1400
+	1000 3400 1000 3500
+Connection ~ 1000 3500
+Wire Wire Line
+	3900 2700 3900 3100
+Wire Wire Line
+	1500 950  1700 950 
+Wire Wire Line
+	1500 1500 2000 1500
+Wire Wire Line
+	3000 950  3500 950 
+Wire Wire Line
+	3000 1500 3500 1500
+Wire Wire Line
+	2500 1500 3000 1500
+Wire Wire Line
+	2300 950  2500 950 
+Wire Wire Line
+	2000 1500 2500 1500
+Connection ~ 2500 950 
 Wire Wire Line
-	4800 800  4800 950 
+	2500 950  3000 950 
 $EndSCHEMATC
diff --git a/twoface/twoface.sch-bak b/twoface/twoface.sch-bak
index fff8c689e37a70b6e9545e8b34c8836b806b0e66..2256986fa2f2190653b9854b2f31dc91f2767d78 100644
--- a/twoface/twoface.sch-bak
+++ b/twoface/twoface.sch-bak
@@ -1,4 +1,390 @@
-EESchema Schematic File Version 2
-EELAYER 25 0
+EESchema Schematic File Version 4
+EELAYER 30 0
 EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 1
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L MCU_Nordic:nRF52832-QFxx U?
+U 1 1 5F062A6C
+P 4100 4800
+F 0 "U?" H 4100 3011 50  0000 C CNN
+F 1 "nRF52832-QFxx" H 4100 2920 50  0000 C CNN
+F 2 "Package_DFN_QFN:QFN-48-1EP_6x6mm_P0.4mm_EP4.6x4.6mm" H 4100 2700 50  0001 C CNN
+F 3 "http://infocenter.nordicsemi.com/pdf/nRF52832_PS_v1.4.pdf" H 3600 5000 50  0001 C CNN
+	1    4100 4800
+	1    0    0    -1  
+$EndComp
+$Comp
+L Connector:Conn_01x02_Male J?
+U 1 1 5F070CD3
+P 650 950
+F 0 "J?" H 758 1131 50  0000 C CNN
+F 1 "Conn_01x02_Male" H 758 1040 50  0000 C CNN
+F 2 "" H 650 950 50  0001 C CNN
+F 3 "~" H 650 950 50  0001 C CNN
+	1    650  950 
+	1    0    0    -1  
+$EndComp
+$Comp
+L Regulator_Linear:LM1117-3.3 U?
+U 1 1 5F073C0F
+P 2800 950
+F 0 "U?" H 2800 1192 50  0000 C CNN
+F 1 "LM1117-3.3" H 2800 1101 50  0000 C CNN
+F 2 "" H 2800 950 50  0001 C CNN
+F 3 "http://www.ti.com/lit/ds/symlink/lm1117.pdf" H 2800 950 50  0001 C CNN
+	1    2800 950 
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	850  1050 1000 1050
+Wire Wire Line
+	1500 950  2500 950 
+Connection ~ 1500 950 
+Wire Wire Line
+	1500 1050 1500 950 
+$Comp
+L Device:CP1 C?
+U 1 1 5F07B006
+P 1500 1200
+F 0 "C?" H 1615 1246 50  0000 L CNN
+F 1 "CP1" H 1615 1155 50  0000 L CNN
+F 2 "" H 1500 1200 50  0001 C CNN
+F 3 "~" H 1500 1200 50  0001 C CNN
+	1    1500 1200
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	850  950  1500 950 
+Wire Wire Line
+	3500 1050 3500 950 
+$Comp
+L Device:CP1 C?
+U 1 1 5F08D627
+P 3500 1200
+F 0 "C?" H 3615 1246 50  0000 L CNN
+F 1 "CP1" H 3615 1155 50  0000 L CNN
+F 2 "" H 3500 1200 50  0001 C CNN
+F 3 "~" H 3500 1200 50  0001 C CNN
+	1    3500 1200
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:C C?
+U 1 1 5F08F5C0
+P 4150 1200
+F 0 "C?" H 4035 1154 50  0000 R CNN
+F 1 "12pF" H 4035 1245 50  0000 R CNN
+F 2 "" H 4188 1050 50  0001 C CNN
+F 3 "~" H 4150 1200 50  0001 C CNN
+	1    4150 1200
+	-1   0    0    1   
+$EndComp
+Wire Wire Line
+	3100 950  4150 950 
+Wire Wire Line
+	4150 1050 4150 950 
+Connection ~ 4150 950 
+Wire Wire Line
+	4150 950  4800 950 
+$Comp
+L power:GND #PWR?
+U 1 1 5F093416
+P 4800 1600
+F 0 "#PWR?" H 4800 1350 50  0001 C CNN
+F 1 "GND" H 4805 1427 50  0000 C CNN
+F 2 "" H 4800 1600 50  0001 C CNN
+F 3 "" H 4800 1600 50  0001 C CNN
+	1    4800 1600
+	1    0    0    -1  
+$EndComp
+$Comp
+L Device:Crystal Y?
+U 1 1 5F097A22
+P 2000 4800
+F 0 "Y?" V 1954 4931 50  0000 L CNN
+F 1 "Crystal" V 2045 4931 50  0000 L CNN
+F 2 "" H 2000 4800 50  0001 C CNN
+F 3 "~" H 2000 4800 50  0001 C CNN
+	1    2000 4800
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	3200 4600 2000 4600
+Wire Wire Line
+	3200 5000 2000 5000
+$Comp
+L Device:C C?
+U 1 1 5F0998F0
+P 1350 4600
+F 0 "C?" V 1098 4600 50  0000 C CNN
+F 1 "12pF" V 1189 4600 50  0000 C CNN
+F 2 "" H 1388 4450 50  0001 C CNN
+F 3 "~" H 1350 4600 50  0001 C CNN
+	1    1350 4600
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	1000 4600 1200 4600
+Wire Wire Line
+	1200 5000 1000 5000
+Wire Wire Line
+	2000 4950 2000 5000
+Connection ~ 2000 5000
+Wire Wire Line
+	2000 5000 1500 5000
+Wire Wire Line
+	2000 4650 2000 4600
+Connection ~ 2000 4600
+Wire Wire Line
+	2000 4600 1500 4600
+$Comp
+L power:GND #PWR?
+U 1 1 5F09D796
+P 1000 5100
+F 0 "#PWR?" H 1000 4850 50  0001 C CNN
+F 1 "GND" H 1005 4927 50  0000 C CNN
+F 2 "" H 1000 5100 50  0001 C CNN
+F 3 "" H 1000 5100 50  0001 C CNN
+	1    1000 5100
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	1000 5000 1000 5100
+Wire Wire Line
+	1000 4600 1000 5000
+$Comp
+L Connector:Conn_01x06_Male J?
+U 1 1 5F0BC163
+P 750 7100
+F 0 "J?" H 858 7481 50  0000 C CNN
+F 1 "Conn_01x06_Male" H 858 7390 50  0000 C CNN
+F 2 "" H 750 7100 50  0001 C CNN
+F 3 "~" H 750 7100 50  0001 C CNN
+	1    750  7100
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	950  6900 1400 6900
+Wire Wire Line
+	950  7000 1400 7000
+Wire Wire Line
+	950  7100 1400 7100
+Wire Wire Line
+	950  7200 1400 7200
+Wire Wire Line
+	950  7300 1400 7300
+Wire Wire Line
+	950  7400 1400 7400
+Text Label 1100 6900 0    50   ~ 0
++3.3V
+Text Label 1100 7000 0    50   ~ 0
+SWDIO
+Text Label 1100 7100 0    50   ~ 0
+~RESET
+Text Label 1100 7200 0    50   ~ 0
+SWCLK
+Text Label 1100 7300 0    50   ~ 0
+GND
+Text Label 1100 7400 0    50   ~ 0
+SWO
+$Comp
+L Device:C C?
+U 1 1 5F099DDF
+P 1350 5000
+F 0 "C?" V 1098 5000 50  0000 C CNN
+F 1 "12pF" V 1189 5000 50  0000 C CNN
+F 2 "" H 1388 4850 50  0001 C CNN
+F 3 "~" H 1350 5000 50  0001 C CNN
+	1    1350 5000
+	0    1    1    0   
+$EndComp
+Wire Wire Line
+	3200 5400 2750 5400
+Connection ~ 1000 5000
+$Comp
+L power:+3.3V #PWR?
+U 1 1 5F0DAADC
+P 4800 850
+F 0 "#PWR?" H 4800 700 50  0001 C CNN
+F 1 "+3.3V" H 4815 1023 50  0000 C CNN
+F 2 "" H 4800 850 50  0001 C CNN
+F 3 "" H 4800 850 50  0001 C CNN
+	1    4800 850 
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	2750 5500 3200 5500
+Wire Wire Line
+	2750 5600 3200 5600
+Text Label 2800 5600 0    50   ~ 0
+SWDIO
+Text Label 2800 5500 0    50   ~ 0
+SWDCLK
+Text Label 2800 5400 0    50   ~ 0
+~RESET
+Wire Wire Line
+	1000 1500 1500 1500
+Wire Wire Line
+	4800 1500 4800 1600
+Wire Wire Line
+	4800 850  4800 950 
+Wire Wire Line
+	4150 1350 4150 1500
+Connection ~ 4150 1500
+Wire Wire Line
+	4150 1500 4800 1500
+Wire Wire Line
+	3500 1350 3500 1500
+Connection ~ 3500 1500
+Wire Wire Line
+	3500 1500 4150 1500
+Wire Wire Line
+	2800 1250 2800 1500
+Connection ~ 2800 1500
+Wire Wire Line
+	2800 1500 3500 1500
+Wire Wire Line
+	1500 1350 1500 1500
+Connection ~ 1500 1500
+Wire Wire Line
+	1500 1500 2800 1500
+Wire Wire Line
+	1000 1050 1000 1500
+NoConn ~ 5000 3300
+NoConn ~ 5000 3400
+Wire Wire Line
+	5000 5100 5450 5100
+Text Label 5050 5100 0    50   ~ 0
+SWO
+$Comp
+L Device:C C?
+U 1 1 5F0F9E07
+P 1000 3250
+F 0 "C?" H 885 3204 50  0000 R CNN
+F 1 "4.7uF" H 885 3295 50  0000 R CNN
+F 2 "" H 1038 3100 50  0001 C CNN
+F 3 "~" H 1000 3250 50  0001 C CNN
+	1    1000 3250
+	-1   0    0    1   
+$EndComp
+Wire Wire Line
+	3600 3100 3600 3000
+Wire Wire Line
+	3600 3000 2800 3000
+Wire Wire Line
+	3700 3100 3700 2900
+Wire Wire Line
+	3700 2900 2350 2900
+Wire Wire Line
+	3800 3100 3800 2800
+Wire Wire Line
+	3900 3050 3900 2700
+$Comp
+L Device:C C?
+U 1 1 5F100031
+P 2350 3250
+F 0 "C?" H 2235 3204 50  0000 R CNN
+F 1 "4.7uF" H 2235 3295 50  0000 R CNN
+F 2 "" H 2388 3100 50  0001 C CNN
+F 3 "~" H 2350 3250 50  0001 C CNN
+	1    2350 3250
+	-1   0    0    1   
+$EndComp
+$Comp
+L Device:C C?
+U 1 1 5F10055E
+P 1900 3250
+F 0 "C?" H 1785 3204 50  0000 R CNN
+F 1 "4.7uF" H 1785 3295 50  0000 R CNN
+F 2 "" H 1938 3100 50  0001 C CNN
+F 3 "~" H 1900 3250 50  0001 C CNN
+	1    1900 3250
+	-1   0    0    1   
+$EndComp
+$Comp
+L Device:C C?
+U 1 1 5F10092B
+P 1450 3250
+F 0 "C?" H 1335 3204 50  0000 R CNN
+F 1 "4.7uF" H 1335 3295 50  0000 R CNN
+F 2 "" H 1488 3100 50  0001 C CNN
+F 3 "~" H 1450 3250 50  0001 C CNN
+	1    1450 3250
+	-1   0    0    1   
+$EndComp
+$Comp
+L Device:C C?
+U 1 1 5F100ECB
+P 2800 3250
+F 0 "C?" H 2685 3204 50  0000 R CNN
+F 1 "4.7uF" H 2685 3295 50  0000 R CNN
+F 2 "" H 2838 3100 50  0001 C CNN
+F 3 "~" H 2800 3250 50  0001 C CNN
+	1    2800 3250
+	-1   0    0    1   
+$EndComp
+Wire Wire Line
+	2800 3000 2800 3100
+Wire Wire Line
+	2350 2900 2350 3100
+Wire Wire Line
+	1900 2800 1900 3100
+Wire Wire Line
+	1450 2700 1450 3100
+Wire Wire Line
+	1450 3400 1450 3500
+Connection ~ 1450 3500
+Wire Wire Line
+	1450 3500 1900 3500
+Connection ~ 2350 3500
+Wire Wire Line
+	2350 3500 2800 3500
+Wire Wire Line
+	2350 3400 2350 3500
+Wire Wire Line
+	2800 3400 2800 3500
+Wire Wire Line
+	1000 3500 1000 3600
+Wire Wire Line
+	1000 3500 1450 3500
+Wire Wire Line
+	1900 3400 1900 3500
+Connection ~ 1900 3500
+Wire Wire Line
+	1900 3500 2350 3500
+Wire Wire Line
+	1900 2800 3800 2800
+Wire Wire Line
+	1450 2700 3900 2700
+Wire Wire Line
+	4100 2600 1000 2600
+Wire Wire Line
+	4100 2600 4100 3100
+Wire Wire Line
+	1000 2600 1000 3100
+$Comp
+L power:GND #PWR?
+U 1 1 5F15074D
+P 1000 3600
+F 0 "#PWR?" H 1000 3350 50  0001 C CNN
+F 1 "GND" H 1005 3427 50  0000 C CNN
+F 2 "" H 1000 3600 50  0001 C CNN
+F 3 "" H 1000 3600 50  0001 C CNN
+	1    1000 3600
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	1000 3400 1000 3500
+Connection ~ 1000 3500
 $EndSCHEMATC