From 2fcaa10bbc15e9f893c395ad5eeab8c16e16353e Mon Sep 17 00:00:00 2001
From: Markus Koch <markus@notsyncing.net>
Date: Sun, 25 Oct 2020 08:03:13 +0100
Subject: [PATCH] Annotate schematic

---
 kicad/cpu.sch   | 140 +++++++++++++--------------
 kicad/io.sch    | 248 ++++++++++++++++++++++++------------------------
 kicad/power.sch | 184 +++++++++++++++++------------------
 3 files changed, 286 insertions(+), 286 deletions(-)

diff --git a/kicad/cpu.sch b/kicad/cpu.sch
index e836701..33d4095 100644
--- a/kicad/cpu.sch
+++ b/kicad/cpu.sch
@@ -18,8 +18,8 @@ L MCU_ST_STM32F4:STM32F410CBTx U?
 U 1 1 5F7DA088
 P 6350 3900
 AR Path="/5F7DA088" Ref="U?"  Part="1" 
-AR Path="/5F7D680C/5F7DA088" Ref="U?"  Part="1" 
-F 0 "U?" H 5800 5350 50  0000 C CNN
+AR Path="/5F7D680C/5F7DA088" Ref="U2"  Part="1" 
+F 0 "U2" H 5800 5350 50  0000 C CNN
 F 1 "STM32F410CBTx" H 6800 2350 50  0000 C CNN
 F 2 "Package_QFP:LQFP-48_7x7mm_P0.5mm" H 5750 2400 50  0001 R CNN
 F 3 "http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00214043.pdf" H 6350 3900 50  0001 C CNN
@@ -31,8 +31,8 @@ L power:+BATT #PWR?
 U 1 1 5F7DA08E
 P 6150 2300
 AR Path="/5F7DA08E" Ref="#PWR?"  Part="1" 
-AR Path="/5F7D680C/5F7DA08E" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 6150 2150 50  0001 C CNN
+AR Path="/5F7D680C/5F7DA08E" Ref="#PWR028"  Part="1" 
+F 0 "#PWR028" H 6150 2150 50  0001 C CNN
 F 1 "+BATT" H 6165 2473 50  0000 C CNN
 F 2 "" H 6150 2300 50  0001 C CNN
 F 3 "" H 6150 2300 50  0001 C CNN
@@ -59,8 +59,8 @@ L power:+3V3 #PWR?
 U 1 1 5F7DA09C
 P 6350 2100
 AR Path="/5F7DA09C" Ref="#PWR?"  Part="1" 
-AR Path="/5F7D680C/5F7DA09C" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 6350 1950 50  0001 C CNN
+AR Path="/5F7D680C/5F7DA09C" Ref="#PWR027"  Part="1" 
+F 0 "#PWR027" H 6350 1950 50  0001 C CNN
 F 1 "+3V3" H 6365 2273 50  0000 C CNN
 F 2 "" H 6350 2100 50  0001 C CNN
 F 3 "" H 6350 2100 50  0001 C CNN
@@ -72,8 +72,8 @@ L power:VDDA #PWR?
 U 1 1 5F7DA0A2
 P 6550 2300
 AR Path="/5F7DA0A2" Ref="#PWR?"  Part="1" 
-AR Path="/5F7D680C/5F7DA0A2" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 6550 2150 50  0001 C CNN
+AR Path="/5F7D680C/5F7DA0A2" Ref="#PWR029"  Part="1" 
+F 0 "#PWR029" H 6550 2150 50  0001 C CNN
 F 1 "VDDA" H 6567 2473 50  0000 C CNN
 F 2 "" H 6550 2300 50  0001 C CNN
 F 3 "" H 6550 2300 50  0001 C CNN
@@ -104,10 +104,10 @@ Connection ~ 6300 5600
 Wire Wire Line
 	6300 5600 6350 5600
 $Comp
-L power:GND #PWR?
+L power:GND #PWR038
 U 1 1 5F82E5AF
 P 6300 5700
-F 0 "#PWR?" H 6300 5450 50  0001 C CNN
+F 0 "#PWR038" H 6300 5450 50  0001 C CNN
 F 1 "GND" H 6305 5527 50  0000 C CNN
 F 2 "" H 6300 5700 50  0001 C CNN
 F 3 "" H 6300 5700 50  0001 C CNN
@@ -133,10 +133,10 @@ JTMS
 Text Label 2500 3700 2    50   ~ 0
 JTDI
 $Comp
-L Device:R R?
+L Device:R R6
 U 1 1 5F836AB5
 P 2650 3200
-F 0 "R?" V 2443 3200 50  0000 C CNN
+F 0 "R6" V 2443 3200 50  0000 C CNN
 F 1 "0" V 2534 3200 50  0000 C CNN
 F 2 "" V 2580 3200 50  0001 C CNN
 F 3 "~" H 2650 3200 50  0001 C CNN
@@ -150,10 +150,10 @@ Wire Wire Line
 Text Label 3050 3200 2    50   ~ 0
 RST_N
 $Comp
-L power:+3V3 #PWR?
+L power:+3V3 #PWR030
 U 1 1 5F8392A7
 P 1650 2800
-F 0 "#PWR?" H 1650 2650 50  0001 C CNN
+F 0 "#PWR030" H 1650 2650 50  0001 C CNN
 F 1 "+3V3" H 1665 2973 50  0000 C CNN
 F 2 "" H 1650 2800 50  0001 C CNN
 F 3 "" H 1650 2800 50  0001 C CNN
@@ -171,10 +171,10 @@ Wire Wire Line
 Wire Wire Line
 	2150 3700 2500 3700
 $Comp
-L Device:R R?
+L Device:R R3
 U 1 1 5F83E819
 P 5500 2350
-F 0 "R?" H 5570 2396 50  0000 L CNN
+F 0 "R3" H 5570 2396 50  0000 L CNN
 F 1 "10k" H 5570 2305 50  0000 L CNN
 F 2 "" V 5430 2350 50  0001 C CNN
 F 3 "~" H 5500 2350 50  0001 C CNN
@@ -184,10 +184,10 @@ $EndComp
 Wire Wire Line
 	5500 2200 5500 2100
 $Comp
-L power:+3V3 #PWR?
+L power:+3V3 #PWR026
 U 1 1 5F83F77B
 P 5500 2100
-F 0 "#PWR?" H 5500 1950 50  0001 C CNN
+F 0 "#PWR026" H 5500 1950 50  0001 C CNN
 F 1 "+3V3" H 5515 2273 50  0000 C CNN
 F 2 "" H 5500 2100 50  0001 C CNN
 F 3 "" H 5500 2100 50  0001 C CNN
@@ -200,10 +200,10 @@ Connection ~ 5500 2600
 Wire Wire Line
 	5500 2600 5200 2600
 $Comp
-L Switch:SW_Push SW?
+L Switch:SW_Push SW1
 U 1 1 5F840B63
 P 1650 1800
-F 0 "SW?" V 1604 1948 50  0000 L CNN
+F 0 "SW1" V 1604 1948 50  0000 L CNN
 F 1 "Reset" V 1695 1948 50  0000 L CNN
 F 2 "" H 1650 2000 50  0001 C CNN
 F 3 "~" H 1650 2000 50  0001 C CNN
@@ -219,10 +219,10 @@ Wire Wire Line
 Wire Wire Line
 	1650 2000 1650 2050
 $Comp
-L power:GND #PWR?
+L power:GND #PWR024
 U 1 1 5F843AA8
 P 1650 2100
-F 0 "#PWR?" H 1650 1850 50  0001 C CNN
+F 0 "#PWR024" H 1650 1850 50  0001 C CNN
 F 1 "GND" H 1655 1927 50  0000 C CNN
 F 2 "" H 1650 2100 50  0001 C CNN
 F 3 "" H 1650 2100 50  0001 C CNN
@@ -242,10 +242,10 @@ DMX_DE
 Text HLabel 7550 4500 2    50   Output ~ 0
 WS0_TX
 $Comp
-L Device:R R?
+L Device:R R8
 U 1 1 5F854BA0
 P 4800 5300
-F 0 "R?" V 4700 5300 50  0000 C CNN
+F 0 "R8" V 4700 5300 50  0000 C CNN
 F 1 "TBD" V 4800 5300 50  0000 C CNN
 F 2 "" V 4730 5300 50  0001 C CNN
 F 3 "~" H 4800 5300 50  0001 C CNN
@@ -253,10 +253,10 @@ F 3 "~" H 4800 5300 50  0001 C CNN
 	0    1    1    0   
 $EndComp
 $Comp
-L Device:R R?
+L Device:R R7
 U 1 1 5F855D14
 P 4800 5100
-F 0 "R?" V 4700 5100 50  0000 C CNN
+F 0 "R7" V 4700 5100 50  0000 C CNN
 F 1 "TBD" V 4800 5100 50  0000 C CNN
 F 2 "" V 4730 5100 50  0001 C CNN
 F 3 "~" H 4800 5100 50  0001 C CNN
@@ -264,10 +264,10 @@ F 3 "~" H 4800 5100 50  0001 C CNN
 	0    1    1    0   
 $EndComp
 $Comp
-L Device:R R?
+L Device:R R9
 U 1 1 5F855F65
 P 4800 5500
-F 0 "R?" V 4700 5500 50  0000 C CNN
+F 0 "R9" V 4700 5500 50  0000 C CNN
 F 1 "TBD" V 4800 5500 50  0000 C CNN
 F 2 "" V 4730 5500 50  0001 C CNN
 F 3 "~" H 4800 5500 50  0001 C CNN
@@ -309,10 +309,10 @@ Text Notes 6950 4000 0    50   ~ 0
 Text Notes 6950 4100 0    50   ~ 0
 :USART2_RX
 $Comp
-L Device:Crystal Y?
+L Device:Crystal Y1
 U 1 1 5F887C87
 P 5200 3450
-F 0 "Y?" V 5154 3581 50  0000 L CNN
+F 0 "Y1" V 5154 3581 50  0000 L CNN
 F 1 "8M" V 5245 3581 50  0000 L CNN
 F 2 "" H 5200 3450 50  0001 C CNN
 F 3 "~" H 5200 3450 50  0001 C CNN
@@ -326,10 +326,10 @@ Wire Wire Line
 Wire Wire Line
 	5500 3600 5200 3600
 $Comp
-L Device:C C?
+L Device:C C16
 U 1 1 5F8906AA
 P 4900 3600
-F 0 "C?" V 4850 3750 50  0000 C CNN
+F 0 "C16" V 4850 3750 50  0000 C CNN
 F 1 "22p" V 4950 3750 50  0000 C CNN
 F 2 "" H 4938 3450 50  0001 C CNN
 F 3 "~" H 4900 3600 50  0001 C CNN
@@ -354,10 +354,10 @@ Connection ~ 4650 3450
 Wire Wire Line
 	4650 3450 4650 3600
 $Comp
-L power:GND #PWR?
+L power:GND #PWR033
 U 1 1 5F896C41
 P 4550 3450
-F 0 "#PWR?" H 4550 3200 50  0001 C CNN
+F 0 "#PWR033" H 4550 3200 50  0001 C CNN
 F 1 "GND" V 4555 3322 50  0000 R CNN
 F 2 "" H 4550 3450 50  0001 C CNN
 F 3 "" H 4550 3450 50  0001 C CNN
@@ -365,10 +365,10 @@ F 3 "" H 4550 3450 50  0001 C CNN
 	0    1    1    0   
 $EndComp
 $Comp
-L Device:C C?
+L Device:C C15
 U 1 1 5F89C461
 P 4900 3300
-F 0 "C?" V 4850 3450 50  0000 C CNN
+F 0 "C15" V 4850 3450 50  0000 C CNN
 F 1 "22P" V 4950 3450 50  0000 C CNN
 F 2 "" H 4938 3150 50  0001 C CNN
 F 3 "~" H 4900 3300 50  0001 C CNN
@@ -378,10 +378,10 @@ $EndComp
 Wire Wire Line
 	5550 2800 5650 2800
 $Comp
-L Device:R R?
+L Device:R R4
 U 1 1 5F868F3C
 P 5400 2800
-F 0 "R?" V 5300 2800 50  0000 C CNN
+F 0 "R4" V 5300 2800 50  0000 C CNN
 F 1 "0" V 5400 2800 50  0000 C CNN
 F 2 "" V 5330 2800 50  0001 C CNN
 F 3 "~" H 5400 2800 50  0001 C CNN
@@ -391,10 +391,10 @@ $EndComp
 Wire Wire Line
 	5300 3100 5600 3100
 $Comp
-L Device:C C?
+L Device:C C14
 U 1 1 5F87B5BD
 P 5150 3100
-F 0 "C?" V 5200 2950 50  0000 C CNN
+F 0 "C14" V 5200 2950 50  0000 C CNN
 F 1 "100n" V 5200 3250 50  0000 C CNN
 F 2 "" H 5188 2950 50  0001 C CNN
 F 3 "~" H 5150 3100 50  0001 C CNN
@@ -406,10 +406,10 @@ Wire Wire Line
 Wire Wire Line
 	4550 2800 5250 2800
 $Comp
-L power:GND #PWR?
+L power:GND #PWR032
 U 1 1 5F87D3AE
 P 4550 3100
-F 0 "#PWR?" H 4550 2850 50  0001 C CNN
+F 0 "#PWR032" H 4550 2850 50  0001 C CNN
 F 1 "GND" V 4555 2972 50  0000 R CNN
 F 2 "" H 4550 3100 50  0001 C CNN
 F 3 "" H 4550 3100 50  0001 C CNN
@@ -417,10 +417,10 @@ F 3 "" H 4550 3100 50  0001 C CNN
 	0    1    1    0   
 $EndComp
 $Comp
-L power:GND #PWR?
+L power:GND #PWR031
 U 1 1 5F86B542
 P 4550 2800
-F 0 "#PWR?" H 4550 2550 50  0001 C CNN
+F 0 "#PWR031" H 4550 2550 50  0001 C CNN
 F 1 "GND" V 4555 2672 50  0000 R CNN
 F 2 "" H 4550 2800 50  0001 C CNN
 F 3 "" H 4550 2800 50  0001 C CNN
@@ -432,10 +432,10 @@ Wire Wire Line
 Wire Wire Line
 	4650 2100 4650 3000
 $Comp
-L power:+3V3 #PWR?
+L power:+3V3 #PWR025
 U 1 1 5F87123D
 P 4650 2100
-F 0 "#PWR?" H 4650 1950 50  0001 C CNN
+F 0 "#PWR025" H 4650 1950 50  0001 C CNN
 F 1 "+3V3" H 4665 2273 50  0000 C CNN
 F 2 "" H 4650 2100 50  0001 C CNN
 F 3 "" H 4650 2100 50  0001 C CNN
@@ -462,10 +462,10 @@ Wire Wire Line
 Wire Wire Line
 	5200 5300 5650 5300
 $Comp
-L power:GND #PWR?
+L power:GND #PWR037
 U 1 1 5F8DE84D
 P 4050 5400
-F 0 "#PWR?" H 4050 5150 50  0001 C CNN
+F 0 "#PWR037" H 4050 5150 50  0001 C CNN
 F 1 "GND" H 4055 5227 50  0000 C CNN
 F 2 "" H 4050 5400 50  0001 C CNN
 F 3 "" H 4050 5400 50  0001 C CNN
@@ -507,10 +507,10 @@ TIM1_CH2N:
 Text Notes 5650 5100 2    50   ~ 0
 TIM1_CH3N:
 $Comp
-L Device:LED_ARGB D?
+L Device:LED_ARGB D4
 U 1 1 5F8154E7
 P 4350 5300
-F 0 "D?" H 4350 4833 50  0000 C CNN
+F 0 "D4" H 4350 4833 50  0000 C CNN
 F 1 "LED_ARGB" H 4350 4924 50  0000 C CNN
 F 2 "" H 4350 5250 50  0001 C CNN
 F 3 "~" H 4350 5250 50  0001 C CNN
@@ -522,10 +522,10 @@ CONTROL_UART_RST
 Wire Wire Line
 	5200 4800 5650 4800
 $Comp
-L Connector:Conn_ARM_JTAG_SWD_10 J?
+L Connector:Conn_ARM_JTAG_SWD_10 J1
 U 1 1 5F908B18
 P 1650 3500
-F 0 "J?" H 1207 3546 50  0000 R CNN
+F 0 "J1" H 1207 3546 50  0000 R CNN
 F 1 "JTAG" H 1207 3455 50  0000 R CNN
 F 2 "" H 1650 3500 50  0001 C CNN
 F 3 "http://infocenter.arm.com/help/topic/com.arm.doc.ddi0314h/DDI0314H_coresight_components_trm.pdf" V 1300 2250 50  0001 C CNN
@@ -550,10 +550,10 @@ Wire Wire Line
 Wire Wire Line
 	1600 4200 1600 4300
 $Comp
-L power:GND #PWR?
+L power:GND #PWR034
 U 1 1 5F839F74
 P 1600 4300
-F 0 "#PWR?" H 1600 4050 50  0001 C CNN
+F 0 "#PWR034" H 1600 4050 50  0001 C CNN
 F 1 "GND" H 1605 4127 50  0000 C CNN
 F 2 "" H 1600 4300 50  0001 C CNN
 F 3 "" H 1600 4300 50  0001 C CNN
@@ -580,10 +580,10 @@ NoConn ~ 5650 4200
 NoConn ~ 5650 4100
 NoConn ~ 5650 4000
 $Comp
-L Connector:Conn_01x04_Male J?
+L Connector:Conn_01x04_Male J2
 U 1 1 5F8C85D1
 P 8450 4700
-F 0 "J?" H 8422 4582 50  0000 R CNN
+F 0 "J2" H 8422 4582 50  0000 R CNN
 F 1 "GPIO" H 8422 4673 50  0000 R CNN
 F 2 "" H 8450 4700 50  0001 C CNN
 F 3 "~" H 8450 4700 50  0001 C CNN
@@ -599,10 +599,10 @@ Wire Wire Line
 Wire Wire Line
 	8150 4800 8150 4900
 $Comp
-L power:GND #PWR?
+L power:GND #PWR036
 U 1 1 5F8D04E3
 P 8150 4900
-F 0 "#PWR?" H 8150 4650 50  0001 C CNN
+F 0 "#PWR036" H 8150 4650 50  0001 C CNN
 F 1 "GND" H 8155 4727 50  0000 C CNN
 F 2 "" H 8150 4900 50  0001 C CNN
 F 3 "" H 8150 4900 50  0001 C CNN
@@ -610,10 +610,10 @@ F 3 "" H 8150 4900 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L power:+3V3 #PWR?
+L power:+3V3 #PWR035
 U 1 1 5F8D0EE5
 P 8150 4400
-F 0 "#PWR?" H 8150 4250 50  0001 C CNN
+F 0 "#PWR035" H 8150 4250 50  0001 C CNN
 F 1 "+3V3" H 8165 4573 50  0000 C CNN
 F 2 "" H 8150 4400 50  0001 C CNN
 F 3 "" H 8150 4400 50  0001 C CNN
@@ -625,10 +625,10 @@ Wire Wire Line
 Wire Wire Line
 	6950 4700 8250 4700
 $Comp
-L Device:C C?
+L Device:C C13
 U 1 1 5F8D70AA
 P 1450 1800
-F 0 "C?" H 1335 1754 50  0000 R CNN
+F 0 "C13" H 1335 1754 50  0000 R CNN
 F 1 "100n" H 1335 1845 50  0000 R CNN
 F 2 "" H 1488 1650 50  0001 C CNN
 F 3 "~" H 1450 1800 50  0001 C CNN
@@ -648,10 +648,10 @@ Wire Wire Line
 	1450 1500 1650 1500
 Connection ~ 1650 1500
 $Comp
-L Connector:TestPoint TP?
+L Connector:TestPoint TP1
 U 1 1 5FBCAC5C
 P 5200 4400
-F 0 "TP?" V 5150 4400 50  0000 C CNN
+F 0 "TP1" V 5150 4400 50  0000 C CNN
 F 1 "JTRST_N" V 5200 4750 50  0000 C CNN
 F 2 "" H 5400 4400 50  0001 C CNN
 F 3 "~" H 5400 4400 50  0001 C CNN
@@ -669,10 +669,10 @@ PA8
 Text Label 8250 4700 2    50   ~ 0
 PA9
 $Comp
-L power:PWR_FLAG #FLG?
+L power:PWR_FLAG #FLG05
 U 1 1 5FBFD7EA
 P 5600 3100
-F 0 "#FLG?" H 5600 3175 50  0001 C CNN
+F 0 "#FLG05" H 5600 3175 50  0001 C CNN
 F 1 "PWR_FLAG" H 5600 3273 50  0001 C CNN
 F 2 "" H 5600 3100 50  0001 C CNN
 F 3 "~" H 5600 3100 50  0001 C CNN
@@ -690,10 +690,10 @@ Wire Wire Line
 	5550 3000 5600 3000
 Connection ~ 5600 3000
 $Comp
-L power:PWR_FLAG #FLG?
+L power:PWR_FLAG #FLG04
 U 1 1 5FBFCF4E
 P 5600 3000
-F 0 "#FLG?" H 5600 3075 50  0001 C CNN
+F 0 "#FLG04" H 5600 3075 50  0001 C CNN
 F 1 "PWR_FLAG" H 5600 3173 50  0001 C CNN
 F 2 "" H 5600 3000 50  0001 C CNN
 F 3 "~" H 5600 3000 50  0001 C CNN
@@ -701,10 +701,10 @@ F 3 "~" H 5600 3000 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L Device:R R?
+L Device:R R5
 U 1 1 5F86FB1A
 P 5400 3000
-F 0 "R?" V 5300 3000 50  0000 C CNN
+F 0 "R5" V 5300 3000 50  0000 C CNN
 F 1 "0" V 5400 3000 50  0000 C CNN
 F 2 "" V 5330 3000 50  0001 C CNN
 F 3 "~" H 5400 3000 50  0001 C CNN
diff --git a/kicad/io.sch b/kicad/io.sch
index e95a717..75d14a7 100644
--- a/kicad/io.sch
+++ b/kicad/io.sch
@@ -14,10 +14,10 @@ Comment3 ""
 Comment4 "Input / Output"
 $EndDescr
 $Comp
-L Connector:Screw_Terminal_01x04 J?
+L Connector:Screw_Terminal_01x04 J7
 U 1 1 5F79C1C7
 P 9700 3700
-F 0 "J?" H 9780 3692 50  0000 L CNN
+F 0 "J7" H 9780 3692 50  0000 L CNN
 F 1 "WS-0" H 9780 3601 50  0000 L CNN
 F 2 "" H 9700 3700 50  0001 C CNN
 F 3 "~" H 9700 3700 50  0001 C CNN
@@ -25,10 +25,10 @@ F 3 "~" H 9700 3700 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L Connector:Screw_Terminal_01x04 J?
+L Connector:Screw_Terminal_01x04 J8
 U 1 1 5F79C92B
 P 9700 4200
-F 0 "J?" H 9780 4192 50  0000 L CNN
+F 0 "J8" H 9780 4192 50  0000 L CNN
 F 1 "WS-1" H 9780 4101 50  0000 L CNN
 F 2 "" H 9700 4200 50  0001 C CNN
 F 3 "~" H 9700 4200 50  0001 C CNN
@@ -54,10 +54,10 @@ Wire Wire Line
 	9300 3800 9300 3500
 Connection ~ 9300 3800
 $Comp
-L power:GND #PWR?
+L power:GND #PWR053
 U 1 1 5F79F898
 P 9400 4500
-F 0 "#PWR?" H 9400 4250 50  0001 C CNN
+F 0 "#PWR053" H 9400 4250 50  0001 C CNN
 F 1 "GND" H 9405 4327 50  0000 C CNN
 F 2 "" H 9400 4500 50  0001 C CNN
 F 3 "" H 9400 4500 50  0001 C CNN
@@ -77,10 +77,10 @@ WS0_TX
 Text HLabel 8700 4200 0    50   Output ~ 0
 WS1_RX
 $Comp
-L Device:R R?
+L Device:R R15
 U 1 1 5F7A18C0
 P 9000 3900
-F 0 "R?" H 9070 3946 50  0000 L CNN
+F 0 "R15" H 9070 3946 50  0000 L CNN
 F 1 "DNP" H 9070 3855 50  0000 L CNN
 F 2 "" V 8930 3900 50  0001 C CNN
 F 3 "~" H 9000 3900 50  0001 C CNN
@@ -102,10 +102,10 @@ WS1_TX
 Text HLabel 8700 3700 0    50   Output ~ 0
 WS0_RX
 $Comp
-L Interface_USB:CH340G U?
+L Interface_USB:CH340G U4
 U 1 1 5F7AA7E3
 P 5750 2200
-F 0 "U?" H 5500 2750 50  0000 C CNN
+F 0 "U4" H 5500 2750 50  0000 C CNN
 F 1 "CH340G/C" H 5950 1650 50  0000 C CNN
 F 2 "Package_SO:SOIC-16_3.9x9.9mm_P1.27mm" H 5800 1650 50  0001 L CNN
 F 3 "http://www.datasheet5.com/pdf-local-2195953" H 5400 3000 50  0001 C CNN
@@ -113,10 +113,10 @@ F 3 "http://www.datasheet5.com/pdf-local-2195953" H 5400 3000 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L Connector:USB_B_Micro J?
+L Connector:USB_B_Micro J5
 U 1 1 5F7ABAAB
 P 1100 2300
-F 0 "J?" H 1157 2767 50  0000 C CNN
+F 0 "J5" H 1157 2767 50  0000 C CNN
 F 1 "USB" H 1157 2676 50  0000 C CNN
 F 2 "" H 1250 2250 50  0001 C CNN
 F 3 "~" H 1250 2250 50  0001 C CNN
@@ -124,10 +124,10 @@ F 3 "~" H 1250 2250 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L Device:R R?
+L Device:R R11
 U 1 1 5F7AF577
 P 2600 2300
-F 0 "R?" V 2500 2300 50  0000 C CNN
+F 0 "R11" V 2500 2300 50  0000 C CNN
 F 1 "0" V 2600 2300 50  0000 C CNN
 F 2 "" V 2530 2300 50  0001 C CNN
 F 3 "~" H 2600 2300 50  0001 C CNN
@@ -135,10 +135,10 @@ F 3 "~" H 2600 2300 50  0001 C CNN
 	0    1    1    0   
 $EndComp
 $Comp
-L Device:R R?
+L Device:R R12
 U 1 1 5F7AFBC7
 P 2600 2400
-F 0 "R?" V 2500 2400 50  0000 C CNN
+F 0 "R12" V 2500 2400 50  0000 C CNN
 F 1 "0" V 2600 2400 50  0000 C CNN
 F 2 "" V 2530 2400 50  0001 C CNN
 F 3 "~" H 2600 2400 50  0001 C CNN
@@ -157,10 +157,10 @@ Connection ~ 1050 2800
 Wire Wire Line
 	1050 2800 1100 2800
 $Comp
-L power:GND #PWR?
+L power:GND #PWR048
 U 1 1 5F7B6FBF
 P 1050 2900
-F 0 "#PWR?" H 1050 2650 50  0001 C CNN
+F 0 "#PWR048" H 1050 2650 50  0001 C CNN
 F 1 "GND" H 1055 2727 50  0000 C CNN
 F 2 "" H 1050 2900 50  0001 C CNN
 F 3 "" H 1050 2900 50  0001 C CNN
@@ -168,10 +168,10 @@ F 3 "" H 1050 2900 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L Device:Crystal Y?
+L Device:Crystal Y2
 U 1 1 5F7B8331
 P 4400 2500
-F 0 "Y?" V 4354 2631 50  0000 L CNN
+F 0 "Y2" V 4354 2631 50  0000 L CNN
 F 1 "12M" V 4445 2631 50  0000 L CNN
 F 2 "" H 4400 2500 50  0001 C CNN
 F 3 "~" H 4400 2500 50  0001 C CNN
@@ -179,10 +179,10 @@ F 3 "~" H 4400 2500 50  0001 C CNN
 	0    1    1    0   
 $EndComp
 $Comp
-L Device:C C?
+L Device:C C18
 U 1 1 5F7B9DAD
 P 4150 2750
-F 0 "C?" V 4300 2750 50  0000 C CNN
+F 0 "C18" V 4300 2750 50  0000 C CNN
 F 1 "22p" V 3989 2750 50  0000 C CNN
 F 2 "" H 4188 2600 50  0001 C CNN
 F 3 "~" H 4150 2750 50  0001 C CNN
@@ -190,10 +190,10 @@ F 3 "~" H 4150 2750 50  0001 C CNN
 	0    1    -1   0   
 $EndComp
 $Comp
-L Device:C C?
+L Device:C C17
 U 1 1 5F7BD5C2
 P 4150 2250
-F 0 "C?" V 4300 2250 50  0000 C CNN
+F 0 "C17" V 4300 2250 50  0000 C CNN
 F 1 "22p" V 3989 2250 50  0000 C CNN
 F 2 "" H 4188 2100 50  0001 C CNN
 F 3 "~" H 4150 2250 50  0001 C CNN
@@ -234,10 +234,10 @@ Connection ~ 3900 2500
 Wire Wire Line
 	3900 2500 3900 2750
 $Comp
-L power:GND #PWR?
+L power:GND #PWR045
 U 1 1 5F7CC94D
 P 3800 2500
-F 0 "#PWR?" H 3800 2250 50  0001 C CNN
+F 0 "#PWR045" H 3800 2250 50  0001 C CNN
 F 1 "GND" V 3805 2372 50  0000 R CNN
 F 2 "" H 3800 2500 50  0001 C CNN
 F 3 "" H 3800 2500 50  0001 C CNN
@@ -275,10 +275,10 @@ USB_DM
 Wire Wire Line
 	5750 2800 5750 2900
 $Comp
-L power:GND #PWR?
+L power:GND #PWR049
 U 1 1 5F7EE5AE
 P 5750 2900
-F 0 "#PWR?" H 5750 2650 50  0001 C CNN
+F 0 "#PWR049" H 5750 2650 50  0001 C CNN
 F 1 "GND" H 5755 2727 50  0000 C CNN
 F 2 "" H 5750 2900 50  0001 C CNN
 F 3 "" H 5750 2900 50  0001 C CNN
@@ -286,10 +286,10 @@ F 3 "" H 5750 2900 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L power:+3V3 #PWR?
+L power:+3V3 #PWR040
 U 1 1 5F7F16A8
 P 5700 1400
-F 0 "#PWR?" H 5700 1250 50  0001 C CNN
+F 0 "#PWR040" H 5700 1250 50  0001 C CNN
 F 1 "+3V3" H 5715 1573 50  0000 C CNN
 F 2 "" H 5700 1400 50  0001 C CNN
 F 3 "" H 5700 1400 50  0001 C CNN
@@ -326,10 +326,10 @@ NoConn ~ 6150 2400
 NoConn ~ 6150 2600
 NoConn ~ 5350 1900
 $Comp
-L Connector:Screw_Terminal_01x02 J?
+L Connector:Screw_Terminal_01x02 J3
 U 1 1 5F876E47
 P 750 950
-F 0 "J?" H 668 625 50  0000 C CNN
+F 0 "J3" H 668 625 50  0000 C CNN
 F 1 "Power" H 668 716 50  0000 C CNN
 F 2 "" H 750 950 50  0001 C CNN
 F 3 "~" H 750 950 50  0001 C CNN
@@ -339,10 +339,10 @@ $EndComp
 Wire Wire Line
 	950  850  1150 850 
 $Comp
-L power:GND #PWR?
+L power:GND #PWR039
 U 1 1 5F8B42B2
 P 1150 850
-F 0 "#PWR?" H 1150 600 50  0001 C CNN
+F 0 "#PWR039" H 1150 600 50  0001 C CNN
 F 1 "GND" V 1155 722 50  0000 R CNN
 F 2 "" H 1150 850 50  0001 C CNN
 F 3 "" H 1150 850 50  0001 C CNN
@@ -350,10 +350,10 @@ F 3 "" H 1150 850 50  0001 C CNN
 	0    -1   -1   0   
 $EndComp
 $Comp
-L power:+5V #PWR?
+L power:+5V #PWR050
 U 1 1 5F8B5D26
 P 9300 3500
-F 0 "#PWR?" H 9300 3350 50  0001 C CNN
+F 0 "#PWR050" H 9300 3350 50  0001 C CNN
 F 1 "+5V" H 9315 3673 50  0000 C CNN
 F 2 "" H 9300 3500 50  0001 C CNN
 F 3 "" H 9300 3500 50  0001 C CNN
@@ -362,10 +362,10 @@ F 3 "" H 9300 3500 50  0001 C CNN
 $EndComp
 NoConn ~ 1400 2500
 $Comp
-L Connector:Screw_Terminal_01x03 J?
+L Connector:Screw_Terminal_01x03 J9
 U 1 1 5F8DE004
 P 1100 4300
-F 0 "J?" H 1018 3975 50  0000 C CNN
+F 0 "J9" H 1018 3975 50  0000 C CNN
 F 1 "AUDIO-IN" H 1018 4066 50  0000 C CNN
 F 2 "" H 1100 4300 50  0001 C CNN
 F 3 "~" H 1100 4300 50  0001 C CNN
@@ -373,10 +373,10 @@ F 3 "~" H 1100 4300 50  0001 C CNN
 	-1   0    0    1   
 $EndComp
 $Comp
-L Connector:AudioJack3 J?
+L Connector:AudioJack3 J10
 U 1 1 5F8DF7AD
 P 1300 5000
-F 0 "J?" H 1020 4933 50  0000 R CNN
+F 0 "J10" H 1020 4933 50  0000 R CNN
 F 1 "AUDIO-IN" H 1020 5024 50  0000 R CNN
 F 2 "" H 1300 5000 50  0001 C CNN
 F 3 "~" H 1300 5000 50  0001 C CNN
@@ -388,10 +388,10 @@ Wire Wire Line
 Wire Wire Line
 	1600 5100 1600 5200
 $Comp
-L power:GND #PWR?
+L power:GND #PWR057
 U 1 1 5F8E3C62
 P 1600 5200
-F 0 "#PWR?" H 1600 4950 50  0001 C CNN
+F 0 "#PWR057" H 1600 4950 50  0001 C CNN
 F 1 "GND" H 1605 5027 50  0000 C CNN
 F 2 "" H 1600 5200 50  0001 C CNN
 F 3 "" H 1600 5200 50  0001 C CNN
@@ -403,10 +403,10 @@ Wire Wire Line
 Wire Wire Line
 	1400 4400 1400 4500
 $Comp
-L power:GND #PWR?
+L power:GND #PWR052
 U 1 1 5F8ED51F
 P 1400 4500
-F 0 "#PWR?" H 1400 4250 50  0001 C CNN
+F 0 "#PWR052" H 1400 4250 50  0001 C CNN
 F 1 "GND" H 1405 4327 50  0000 C CNN
 F 2 "" H 1400 4500 50  0001 C CNN
 F 3 "" H 1400 4500 50  0001 C CNN
@@ -422,10 +422,10 @@ AUDIO_IN_R
 Wire Wire Line
 	1750 4300 1300 4300
 $Comp
-L Device:R R?
+L Device:R R19
 U 1 1 5F7A5219
 P 3550 4550
-F 0 "R?" V 3650 4550 50  0000 C CNN
+F 0 "R19" V 3650 4550 50  0000 C CNN
 F 1 "10k" V 3550 4550 50  0000 C CNN
 F 2 "" V 3480 4550 50  0001 C CNN
 F 3 "~" H 3550 4550 50  0001 C CNN
@@ -433,10 +433,10 @@ F 3 "~" H 3550 4550 50  0001 C CNN
 	0    1    1    0   
 $EndComp
 $Comp
-L Device:R R?
+L Device:R R21
 U 1 1 5F7A5A42
 P 3800 4800
-F 0 "R?" H 3870 4846 50  0000 L CNN
+F 0 "R21" H 3870 4846 50  0000 L CNN
 F 1 "10k" H 3870 4755 50  0000 L CNN
 F 2 "" V 3730 4800 50  0001 C CNN
 F 3 "~" H 3800 4800 50  0001 C CNN
@@ -444,10 +444,10 @@ F 3 "~" H 3800 4800 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L Device:C C?
+L Device:C C19
 U 1 1 5F7AA6CA
 P 3150 4350
-F 0 "C?" V 2898 4350 50  0000 C CNN
+F 0 "C19" V 2898 4350 50  0000 C CNN
 F 1 "1u" V 2989 4350 50  0000 C CNN
 F 2 "" H 3188 4200 50  0001 C CNN
 F 3 "~" H 3150 4350 50  0001 C CNN
@@ -462,10 +462,10 @@ Wire Wire Line
 	3800 4550 3900 4550
 Connection ~ 3800 4550
 $Comp
-L Device:R R?
+L Device:R R16
 U 1 1 5F7CBEDB
 P 4200 4050
-F 0 "R?" V 4300 4050 50  0000 C CNN
+F 0 "R16" V 4300 4050 50  0000 C CNN
 F 1 "10k" V 4200 4050 50  0000 C CNN
 F 2 "" V 4130 4050 50  0001 C CNN
 F 3 "~" H 4200 4050 50  0001 C CNN
@@ -485,10 +485,10 @@ Wire Wire Line
 Wire Wire Line
 	4600 4450 4500 4450
 $Comp
-L Device:R R?
+L Device:R R18
 U 1 1 5F7D8A7B
 P 3550 4350
-F 0 "R?" V 3650 4350 50  0000 C CNN
+F 0 "R18" V 3650 4350 50  0000 C CNN
 F 1 "10k" V 3550 4350 50  0000 C CNN
 F 2 "" V 3480 4350 50  0001 C CNN
 F 3 "~" H 3550 4350 50  0001 C CNN
@@ -503,10 +503,10 @@ Wire Wire Line
 Wire Wire Line
 	3300 4550 3400 4550
 $Comp
-L power:GND #PWR?
+L power:GND #PWR056
 U 1 1 5F7E6BF4
 P 3800 5050
-F 0 "#PWR?" H 3800 4800 50  0001 C CNN
+F 0 "#PWR056" H 3800 4800 50  0001 C CNN
 F 1 "GND" H 3805 4877 50  0000 C CNN
 F 2 "" H 3800 5050 50  0001 C CNN
 F 3 "" H 3800 5050 50  0001 C CNN
@@ -520,10 +520,10 @@ Wire Wire Line
 Text Label 2250 4350 0    50   ~ 0
 AUDIO_IN_L
 $Comp
-L power:VDDA #PWR?
+L power:VDDA #PWR054
 U 1 1 5F801221
 P 3300 4550
-F 0 "#PWR?" H 3300 4400 50  0001 C CNN
+F 0 "#PWR054" H 3300 4400 50  0001 C CNN
 F 1 "VDDA" V 3318 4678 50  0000 L CNN
 F 2 "" H 3300 4550 50  0001 C CNN
 F 3 "" H 3300 4550 50  0001 C CNN
@@ -531,10 +531,10 @@ F 3 "" H 3300 4550 50  0001 C CNN
 	0    -1   -1   0   
 $EndComp
 $Comp
-L power:GND #PWR?
+L power:GND #PWR061
 U 1 1 5F80CE85
 P 1400 7000
-F 0 "#PWR?" H 1400 6750 50  0001 C CNN
+F 0 "#PWR061" H 1400 6750 50  0001 C CNN
 F 1 "GND" H 1405 6827 50  0000 C CNN
 F 2 "" H 1400 7000 50  0001 C CNN
 F 3 "" H 1400 7000 50  0001 C CNN
@@ -542,10 +542,10 @@ F 3 "" H 1400 7000 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L power:VDDA #PWR?
+L power:VDDA #PWR059
 U 1 1 5F80D8A2
 P 1400 6200
-F 0 "#PWR?" H 1400 6050 50  0001 C CNN
+F 0 "#PWR059" H 1400 6050 50  0001 C CNN
 F 1 "VDDA" H 1417 6373 50  0000 C CNN
 F 2 "" H 1400 6200 50  0001 C CNN
 F 3 "" H 1400 6200 50  0001 C CNN
@@ -570,10 +570,10 @@ Wire Wire Line
 	4700 4450 4600 4450
 Connection ~ 4600 4450
 $Comp
-L Device:R R?
+L Device:R R25
 U 1 1 5F849CCA
 P 3550 6500
-F 0 "R?" V 3650 6500 50  0000 C CNN
+F 0 "R25" V 3650 6500 50  0000 C CNN
 F 1 "10k" V 3550 6500 50  0000 C CNN
 F 2 "" V 3480 6500 50  0001 C CNN
 F 3 "~" H 3550 6500 50  0001 C CNN
@@ -581,10 +581,10 @@ F 3 "~" H 3550 6500 50  0001 C CNN
 	0    1    1    0   
 $EndComp
 $Comp
-L Device:R R?
+L Device:R R27
 U 1 1 5F849CD4
 P 3800 6750
-F 0 "R?" H 3870 6796 50  0000 L CNN
+F 0 "R27" H 3870 6796 50  0000 L CNN
 F 1 "10k" H 3870 6705 50  0000 L CNN
 F 2 "" V 3730 6750 50  0001 C CNN
 F 3 "~" H 3800 6750 50  0001 C CNN
@@ -592,10 +592,10 @@ F 3 "~" H 3800 6750 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L Device:C C?
+L Device:C C20
 U 1 1 5F849CDE
 P 3150 6300
-F 0 "C?" V 2898 6300 50  0000 C CNN
+F 0 "C20" V 2898 6300 50  0000 C CNN
 F 1 "1u" V 2989 6300 50  0000 C CNN
 F 2 "" H 3188 6150 50  0001 C CNN
 F 3 "~" H 3150 6300 50  0001 C CNN
@@ -610,10 +610,10 @@ Wire Wire Line
 	3800 6500 3900 6500
 Connection ~ 3800 6500
 $Comp
-L Device:R R?
+L Device:R R22
 U 1 1 5F849CEC
 P 4200 6000
-F 0 "R?" V 4300 6000 50  0000 C CNN
+F 0 "R22" V 4300 6000 50  0000 C CNN
 F 1 "10k" V 4200 6000 50  0000 C CNN
 F 2 "" V 4130 6000 50  0001 C CNN
 F 3 "~" H 4200 6000 50  0001 C CNN
@@ -633,10 +633,10 @@ Wire Wire Line
 Wire Wire Line
 	4600 6400 4500 6400
 $Comp
-L Device:R R?
+L Device:R R24
 U 1 1 5F849CFC
 P 3550 6300
-F 0 "R?" V 3650 6300 50  0000 C CNN
+F 0 "R24" V 3650 6300 50  0000 C CNN
 F 1 "10k" V 3550 6300 50  0000 C CNN
 F 2 "" V 3480 6300 50  0001 C CNN
 F 3 "~" H 3550 6300 50  0001 C CNN
@@ -651,10 +651,10 @@ Wire Wire Line
 Wire Wire Line
 	3300 6500 3400 6500
 $Comp
-L power:GND #PWR?
+L power:GND #PWR063
 U 1 1 5F849D0A
 P 3800 7000
-F 0 "#PWR?" H 3800 6750 50  0001 C CNN
+F 0 "#PWR063" H 3800 6750 50  0001 C CNN
 F 1 "GND" H 3805 6827 50  0000 C CNN
 F 2 "" H 3800 7000 50  0001 C CNN
 F 3 "" H 3800 7000 50  0001 C CNN
@@ -664,10 +664,10 @@ $EndComp
 Wire Wire Line
 	3800 7000 3800 6900
 $Comp
-L power:VDDA #PWR?
+L power:VDDA #PWR060
 U 1 1 5F849D17
 P 3300 6500
-F 0 "#PWR?" H 3300 6350 50  0001 C CNN
+F 0 "#PWR060" H 3300 6350 50  0001 C CNN
 F 1 "VDDA" V 3318 6628 50  0000 L CNN
 F 2 "" H 3300 6500 50  0001 C CNN
 F 3 "" H 3300 6500 50  0001 C CNN
@@ -680,10 +680,10 @@ Wire Wire Line
 	4700 6400 4600 6400
 Connection ~ 4600 6400
 $Comp
-L Amplifier_Operational:LM358 U?
+L Amplifier_Operational:LM358 U5
 U 1 1 5F8649CA
 P 4200 4450
-F 0 "U?" H 4200 4750 50  0000 C CNN
+F 0 "U5" H 4200 4750 50  0000 C CNN
 F 1 "LM358" H 4250 4650 50  0000 C CNN
 F 2 "" H 4200 4450 50  0001 C CNN
 F 3 "http://www.ti.com/lit/ds/symlink/lm2904-n.pdf" H 4200 4450 50  0001 C CNN
@@ -691,10 +691,10 @@ F 3 "http://www.ti.com/lit/ds/symlink/lm2904-n.pdf" H 4200 4450 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L Amplifier_Operational:LM358 U?
+L Amplifier_Operational:LM358 U5
 U 2 1 5F8689C1
 P 4200 6400
-F 0 "U?" H 4200 6700 50  0000 C CNN
+F 0 "U5" H 4200 6700 50  0000 C CNN
 F 1 "LM358" H 4250 6600 50  0000 C CNN
 F 2 "" H 4200 6400 50  0001 C CNN
 F 3 "http://www.ti.com/lit/ds/symlink/lm2904-n.pdf" H 4200 6400 50  0001 C CNN
@@ -702,10 +702,10 @@ F 3 "http://www.ti.com/lit/ds/symlink/lm2904-n.pdf" H 4200 6400 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L Amplifier_Operational:LM358 U?
+L Amplifier_Operational:LM358 U5
 U 3 1 5F86A645
 P 1500 6600
-F 0 "U?" H 1458 6646 50  0000 L CNN
+F 0 "U5" H 1458 6646 50  0000 L CNN
 F 1 "LM358" H 1458 6555 50  0000 L CNN
 F 2 "" H 1500 6600 50  0001 C CNN
 F 3 "http://www.ti.com/lit/ds/symlink/lm2904-n.pdf" H 1500 6600 50  0001 C CNN
@@ -715,10 +715,10 @@ $EndComp
 Text Notes 3500 7500 0    50   ~ 0
 TODO: Set sensible\ngain for input stage.
 $Comp
-L Device:R R?
+L Device:R R20
 U 1 1 5F7C2195
 P 2800 4600
-F 0 "R?" H 2600 4650 50  0000 L CNN
+F 0 "R20" H 2600 4650 50  0000 L CNN
 F 1 "47k" H 2600 4550 50  0000 L CNN
 F 2 "" V 2730 4600 50  0001 C CNN
 F 3 "~" H 2800 4600 50  0001 C CNN
@@ -731,10 +731,10 @@ Connection ~ 2800 4350
 Wire Wire Line
 	2800 4350 3000 4350
 $Comp
-L power:GND #PWR?
+L power:GND #PWR055
 U 1 1 5F7DF715
 P 2800 5050
-F 0 "#PWR?" H 2800 4800 50  0001 C CNN
+F 0 "#PWR055" H 2800 4800 50  0001 C CNN
 F 1 "GND" H 2805 4877 50  0000 C CNN
 F 2 "" H 2800 5050 50  0001 C CNN
 F 3 "" H 2800 5050 50  0001 C CNN
@@ -748,10 +748,10 @@ Wire Wire Line
 Text Label 2250 6300 0    50   ~ 0
 AUDIO_IN_R
 $Comp
-L Device:R R?
+L Device:R R26
 U 1 1 5F7F1A27
 P 2800 6550
-F 0 "R?" H 2600 6600 50  0000 L CNN
+F 0 "R26" H 2600 6600 50  0000 L CNN
 F 1 "47k" H 2600 6500 50  0000 L CNN
 F 2 "" V 2730 6550 50  0001 C CNN
 F 3 "~" H 2800 6550 50  0001 C CNN
@@ -764,10 +764,10 @@ Connection ~ 2800 6300
 Wire Wire Line
 	2800 6300 3000 6300
 $Comp
-L power:GND #PWR?
+L power:GND #PWR062
 U 1 1 5F7F1A34
 P 2800 7000
-F 0 "#PWR?" H 2800 6750 50  0001 C CNN
+F 0 "#PWR062" H 2800 6750 50  0001 C CNN
 F 1 "GND" H 2805 6827 50  0000 C CNN
 F 2 "" H 2800 7000 50  0001 C CNN
 F 3 "" H 2800 7000 50  0001 C CNN
@@ -781,10 +781,10 @@ Wire Wire Line
 Wire Wire Line
 	1500 2100 1500 1950
 $Comp
-L power:VBUS #PWR?
+L power:VBUS #PWR042
 U 1 1 5F943479
 P 1500 1950
-F 0 "#PWR?" H 1500 1800 50  0001 C CNN
+F 0 "#PWR042" H 1500 1800 50  0001 C CNN
 F 1 "VBUS" H 1515 2123 50  0000 C CNN
 F 2 "" H 1500 1950 50  0001 C CNN
 F 3 "" H 1500 1950 50  0001 C CNN
@@ -792,10 +792,10 @@ F 3 "" H 1500 1950 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L power:GND #PWR?
+L power:GND #PWR044
 U 1 1 5F95AFDE
 P 2200 2450
-F 0 "#PWR?" H 2200 2200 50  0001 C CNN
+F 0 "#PWR044" H 2200 2200 50  0001 C CNN
 F 1 "GND" H 2205 2277 50  0000 C CNN
 F 2 "" H 2200 2450 50  0001 C CNN
 F 3 "" H 2200 2450 50  0001 C CNN
@@ -811,10 +811,10 @@ VIN
 Wire Wire Line
 	1250 950  950  950 
 $Comp
-L Device:R R?
+L Device:R R17
 U 1 1 5FA8CEEE
 P 2800 4100
-F 0 "R?" H 2600 4150 50  0000 L CNN
+F 0 "R17" H 2600 4150 50  0000 L CNN
 F 1 "DNP" H 2600 4050 50  0000 L CNN
 F 2 "" V 2730 4100 50  0001 C CNN
 F 3 "~" H 2800 4100 50  0001 C CNN
@@ -824,10 +824,10 @@ $EndComp
 Wire Wire Line
 	2800 4250 2800 4350
 $Comp
-L power:VDDA #PWR?
+L power:VDDA #PWR051
 U 1 1 5FA94E8C
 P 2800 3850
-F 0 "#PWR?" H 2800 3700 50  0001 C CNN
+F 0 "#PWR051" H 2800 3700 50  0001 C CNN
 F 1 "VDDA" H 2817 4023 50  0000 C CNN
 F 2 "" H 2800 3850 50  0001 C CNN
 F 3 "" H 2800 3850 50  0001 C CNN
@@ -837,10 +837,10 @@ $EndComp
 Wire Wire Line
 	2800 3850 2800 3950
 $Comp
-L Device:R R?
+L Device:R R23
 U 1 1 5FAA74CA
 P 2800 6050
-F 0 "R?" H 2600 6100 50  0000 L CNN
+F 0 "R23" H 2600 6100 50  0000 L CNN
 F 1 "DNP" H 2600 6000 50  0000 L CNN
 F 2 "" V 2730 6050 50  0001 C CNN
 F 3 "~" H 2800 6050 50  0001 C CNN
@@ -850,10 +850,10 @@ $EndComp
 Wire Wire Line
 	2800 6200 2800 6300
 $Comp
-L power:VDDA #PWR?
+L power:VDDA #PWR058
 U 1 1 5FAA7B0B
 P 2800 5800
-F 0 "#PWR?" H 2800 5650 50  0001 C CNN
+F 0 "#PWR058" H 2800 5650 50  0001 C CNN
 F 1 "VDDA" H 2817 5973 50  0000 C CNN
 F 2 "" H 2800 5800 50  0001 C CNN
 F 3 "" H 2800 5800 50  0001 C CNN
@@ -893,10 +893,10 @@ Wire Notes Line
 Text Notes 10350 1200 0    50   ~ 10
 DMX Transceiver
 $Comp
-L power:GND #PWR?
+L power:GND #PWR046
 U 1 1 5F8BC4E7
 P 8400 2800
-F 0 "#PWR?" H 8400 2550 50  0001 C CNN
+F 0 "#PWR046" H 8400 2550 50  0001 C CNN
 F 1 "GND" H 8405 2627 50  0000 C CNN
 F 2 "" H 8400 2800 50  0001 C CNN
 F 3 "" H 8400 2800 50  0001 C CNN
@@ -930,10 +930,10 @@ Wire Wire Line
 Wire Wire Line
 	10200 2550 10300 2550
 $Comp
-L Device:R R?
+L Device:R R14
 U 1 1 5F79524D
 P 10050 2650
-F 0 "R?" V 10150 2650 50  0000 C CNN
+F 0 "R14" V 10150 2650 50  0000 C CNN
 F 1 "0" V 10050 2650 50  0000 C CNN
 F 2 "" V 9980 2650 50  0001 C CNN
 F 3 "~" H 10050 2650 50  0001 C CNN
@@ -941,10 +941,10 @@ F 3 "~" H 10050 2650 50  0001 C CNN
 	0    1    1    0   
 $EndComp
 $Comp
-L Device:R R?
+L Device:R R13
 U 1 1 5F794BC2
 P 10050 2550
-F 0 "R?" V 9950 2550 50  0000 C CNN
+F 0 "R13" V 9950 2550 50  0000 C CNN
 F 1 "0" V 10050 2550 50  0000 C CNN
 F 2 "" V 9980 2550 50  0001 C CNN
 F 3 "~" H 10050 2550 50  0001 C CNN
@@ -952,10 +952,10 @@ F 3 "~" H 10050 2550 50  0001 C CNN
 	0    1    1    0   
 $EndComp
 $Comp
-L power:GND #PWR?
+L power:GND #PWR047
 U 1 1 5F7944DB
 P 10200 2850
-F 0 "#PWR?" H 10200 2600 50  0001 C CNN
+F 0 "#PWR047" H 10200 2600 50  0001 C CNN
 F 1 "GND" H 10205 2677 50  0000 C CNN
 F 2 "" H 10200 2850 50  0001 C CNN
 F 3 "" H 10200 2850 50  0001 C CNN
@@ -967,10 +967,10 @@ Wire Wire Line
 Wire Wire Line
 	10300 2750 10200 2750
 $Comp
-L Connector:Screw_Terminal_01x03 J?
+L Connector:Screw_Terminal_01x03 J6
 U 1 1 5F793A79
 P 10500 2650
-F 0 "J?" H 10580 2692 50  0000 L CNN
+F 0 "J6" H 10580 2692 50  0000 L CNN
 F 1 "DMX-OUT" H 10580 2601 50  0000 L CNN
 F 2 "" H 10500 2650 50  0001 C CNN
 F 3 "~" H 10500 2650 50  0001 C CNN
@@ -978,10 +978,10 @@ F 3 "~" H 10500 2650 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L power:GND #PWR?
+L power:GND #PWR043
 U 1 1 5F7934F5
 P 10200 2200
-F 0 "#PWR?" H 10200 1950 50  0001 C CNN
+F 0 "#PWR043" H 10200 1950 50  0001 C CNN
 F 1 "GND" H 10205 2027 50  0000 C CNN
 F 2 "" H 10200 2200 50  0001 C CNN
 F 3 "" H 10200 2200 50  0001 C CNN
@@ -1001,10 +1001,10 @@ Wire Wire Line
 Wire Wire Line
 	9100 1900 9800 1900
 $Comp
-L Connector:Screw_Terminal_01x03 J?
+L Connector:Screw_Terminal_01x03 J4
 U 1 1 5F7904F0
 P 10500 2000
-F 0 "J?" H 10580 2042 50  0000 L CNN
+F 0 "J4" H 10580 2042 50  0000 L CNN
 F 1 "DMX-IN" H 10580 1951 50  0000 L CNN
 F 2 "" H 10500 2000 50  0001 C CNN
 F 3 "~" H 10500 2000 50  0001 C CNN
@@ -1046,10 +1046,10 @@ Wire Wire Line
 Wire Wire Line
 	8800 2000 8900 2000
 $Comp
-L Device:R R?
+L Device:R R10
 U 1 1 5F78D28A
 P 9100 2150
-F 0 "R?" H 9170 2196 50  0000 L CNN
+F 0 "R10" H 9170 2196 50  0000 L CNN
 F 1 "DNP" H 9170 2105 50  0000 L CNN
 F 2 "" V 9030 2150 50  0001 C CNN
 F 3 "~" H 9100 2150 50  0001 C CNN
@@ -1057,10 +1057,10 @@ F 3 "~" H 9100 2150 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L Interface_UART:MAX3485 U?
+L Interface_UART:MAX3485 U3
 U 1 1 5FBD9FA9
 P 8400 2100
-F 0 "U?" H 8150 2550 50  0000 C CNN
+F 0 "U3" H 8150 2550 50  0000 C CNN
 F 1 "MAX3485CSA" H 8650 2550 50  0000 C CNN
 F 2 "" H 8400 1400 50  0001 C CNN
 F 3 "https://datasheets.maximintegrated.com/en/ds/MAX3483-MAX3491.pdf" H 8400 2150 50  0001 C CNN
@@ -1068,10 +1068,10 @@ F 3 "https://datasheets.maximintegrated.com/en/ds/MAX3483-MAX3491.pdf" H 8400 21
 	1    0    0    -1  
 $EndComp
 $Comp
-L power:+3V3 #PWR?
+L power:+3V3 #PWR041
 U 1 1 5FBE9584
 P 8400 1500
-F 0 "#PWR?" H 8400 1350 50  0001 C CNN
+F 0 "#PWR041" H 8400 1350 50  0001 C CNN
 F 1 "+3V3" H 8415 1673 50  0000 C CNN
 F 2 "" H 8400 1500 50  0001 C CNN
 F 3 "" H 8400 1500 50  0001 C CNN
@@ -1085,10 +1085,10 @@ Wire Wire Line
 Text Notes 1800 2600 0    50   ~ 0
 ESD
 $Comp
-L Power_Protection:SP0502BAJT D?
+L Power_Protection:SP0502BAJT D5
 U 1 1 5F8CC95D
 P 1900 2350
-F 0 "D?" V 2242 2350 50  0000 C CNN
+F 0 "D5" V 2242 2350 50  0000 C CNN
 F 1 "SP0502BAJT" V 2151 2350 50  0000 C CNN
 F 2 "Package_TO_SOT_SMD:SOT-323_SC-70" H 2125 2300 50  0001 L CNN
 F 3 "http://www.littelfuse.com/~/media/files/littelfuse/technical%20resources/documents/data%20sheets/sp05xxba.pdf" H 2025 2475 50  0001 C CNN
diff --git a/kicad/power.sch b/kicad/power.sch
index 89729e3..646cf7b 100644
--- a/kicad/power.sch
+++ b/kicad/power.sch
@@ -18,8 +18,8 @@ L Regulator_Linear:AP1117-33 U?
 U 1 1 5F7D344F
 P 1750 2700
 AR Path="/5F7D344F" Ref="U?"  Part="1" 
-AR Path="/5F7CBB94/5F7D344F" Ref="U?"  Part="1" 
-F 0 "U?" H 1750 2942 50  0000 C CNN
+AR Path="/5F7CBB94/5F7D344F" Ref="U1"  Part="1" 
+F 0 "U1" H 1750 2942 50  0000 C CNN
 F 1 "AP1117-33" H 1750 2851 50  0000 C CNN
 F 2 "Package_TO_SOT_SMD:SOT-223-3_TabPin2" H 1750 2900 50  0001 C CNN
 F 3 "http://www.diodes.com/datasheets/AP1117.pdf" H 1850 2450 50  0001 C CNN
@@ -31,8 +31,8 @@ L Device:C C?
 U 1 1 5F7D3455
 P 1250 2950
 AR Path="/5F7D3455" Ref="C?"  Part="1" 
-AR Path="/5F7CBB94/5F7D3455" Ref="C?"  Part="1" 
-F 0 "C?" H 1365 2996 50  0000 L CNN
+AR Path="/5F7CBB94/5F7D3455" Ref="C9"  Part="1" 
+F 0 "C9" H 1365 2996 50  0000 L CNN
 F 1 "100n" H 1365 2905 50  0000 L CNN
 F 2 "" H 1288 2800 50  0001 C CNN
 F 3 "~" H 1250 2950 50  0001 C CNN
@@ -61,8 +61,8 @@ L power:GND #PWR?
 U 1 1 5F7D346A
 P 1750 3300
 AR Path="/5F7D346A" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F7D346A" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 1750 3050 50  0001 C CNN
+AR Path="/5F7CBB94/5F7D346A" Ref="#PWR016"  Part="1" 
+F 0 "#PWR016" H 1750 3050 50  0001 C CNN
 F 1 "GND" H 1755 3127 50  0000 C CNN
 F 2 "" H 1750 3300 50  0001 C CNN
 F 3 "" H 1750 3300 50  0001 C CNN
@@ -79,8 +79,8 @@ L Device:Battery_Cell BT?
 U 1 1 5F7D3481
 P 1750 4350
 AR Path="/5F7D3481" Ref="BT?"  Part="1" 
-AR Path="/5F7CBB94/5F7D3481" Ref="BT?"  Part="1" 
-F 0 "BT?" H 1868 4446 50  0000 L CNN
+AR Path="/5F7CBB94/5F7D3481" Ref="BT1"  Part="1" 
+F 0 "BT1" H 1868 4446 50  0000 L CNN
 F 1 "CR2032" H 1868 4355 50  0000 L CNN
 F 2 "" V 1750 4410 50  0001 C CNN
 F 3 "~" V 1750 4410 50  0001 C CNN
@@ -92,8 +92,8 @@ L power:+BATT #PWR?
 U 1 1 5F7D3487
 P 1750 3900
 AR Path="/5F7D3487" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F7D3487" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 1750 3750 50  0001 C CNN
+AR Path="/5F7CBB94/5F7D3487" Ref="#PWR017"  Part="1" 
+F 0 "#PWR017" H 1750 3750 50  0001 C CNN
 F 1 "+BATT" H 1765 4073 50  0000 C CNN
 F 2 "" H 1750 3900 50  0001 C CNN
 F 3 "" H 1750 3900 50  0001 C CNN
@@ -107,8 +107,8 @@ L power:GND #PWR?
 U 1 1 5F7D348E
 P 1750 4550
 AR Path="/5F7D348E" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F7D348E" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 1750 4300 50  0001 C CNN
+AR Path="/5F7CBB94/5F7D348E" Ref="#PWR018"  Part="1" 
+F 0 "#PWR018" H 1750 4300 50  0001 C CNN
 F 1 "GND" H 1755 4377 50  0000 C CNN
 F 2 "" H 1750 4550 50  0001 C CNN
 F 3 "" H 1750 4550 50  0001 C CNN
@@ -122,8 +122,8 @@ L Device:C C?
 U 1 1 5F7D3495
 P 5250 1400
 AR Path="/5F7D3495" Ref="C?"  Part="1" 
-AR Path="/5F7CBB94/5F7D3495" Ref="C?"  Part="1" 
-F 0 "C?" H 5365 1446 50  0000 L CNN
+AR Path="/5F7CBB94/5F7D3495" Ref="C5"  Part="1" 
+F 0 "C5" H 5365 1446 50  0000 L CNN
 F 1 "100n" H 5365 1355 50  0000 L CNN
 F 2 "" H 5288 1250 50  0001 C CNN
 F 3 "~" H 5250 1400 50  0001 C CNN
@@ -135,8 +135,8 @@ L power:+BATT #PWR?
 U 1 1 5F7D349B
 P 5250 1050
 AR Path="/5F7D349B" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F7D349B" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 5250 900 50  0001 C CNN
+AR Path="/5F7CBB94/5F7D349B" Ref="#PWR04"  Part="1" 
+F 0 "#PWR04" H 5250 900 50  0001 C CNN
 F 1 "+BATT" H 5265 1223 50  0000 C CNN
 F 2 "" H 5250 1050 50  0001 C CNN
 F 3 "" H 5250 1050 50  0001 C CNN
@@ -148,8 +148,8 @@ L power:GND #PWR?
 U 1 1 5F7D34A1
 P 5250 1750
 AR Path="/5F7D34A1" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F7D34A1" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 5250 1500 50  0001 C CNN
+AR Path="/5F7CBB94/5F7D34A1" Ref="#PWR010"  Part="1" 
+F 0 "#PWR010" H 5250 1500 50  0001 C CNN
 F 1 "GND" H 5255 1577 50  0000 C CNN
 F 2 "" H 5250 1750 50  0001 C CNN
 F 3 "" H 5250 1750 50  0001 C CNN
@@ -165,8 +165,8 @@ L power:+3V3 #PWR?
 U 1 1 5F7D34A9
 P 1250 5150
 AR Path="/5F7D34A9" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F7D34A9" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 1250 5000 50  0001 C CNN
+AR Path="/5F7CBB94/5F7D34A9" Ref="#PWR019"  Part="1" 
+F 0 "#PWR019" H 1250 5000 50  0001 C CNN
 F 1 "+3V3" H 1265 5323 50  0000 C CNN
 F 2 "" H 1250 5150 50  0001 C CNN
 F 3 "" H 1250 5150 50  0001 C CNN
@@ -178,8 +178,8 @@ L Device:R R?
 U 1 1 5F7D34AF
 P 1500 5250
 AR Path="/5F7D34AF" Ref="R?"  Part="1" 
-AR Path="/5F7CBB94/5F7D34AF" Ref="R?"  Part="1" 
-F 0 "R?" V 1293 5250 50  0000 C CNN
+AR Path="/5F7CBB94/5F7D34AF" Ref="R1"  Part="1" 
+F 0 "R1" V 1293 5250 50  0000 C CNN
 F 1 "0" V 1384 5250 50  0000 C CNN
 F 2 "" V 1430 5250 50  0001 C CNN
 F 3 "~" H 1500 5250 50  0001 C CNN
@@ -195,8 +195,8 @@ L Device:C C?
 U 1 1 5F7D34BF
 P 4800 1400
 AR Path="/5F7D34BF" Ref="C?"  Part="1" 
-AR Path="/5F7CBB94/5F7D34BF" Ref="C?"  Part="1" 
-F 0 "C?" H 4915 1446 50  0000 L CNN
+AR Path="/5F7CBB94/5F7D34BF" Ref="C4"  Part="1" 
+F 0 "C4" H 4915 1446 50  0000 L CNN
 F 1 "100n" H 4915 1355 50  0000 L CNN
 F 2 "" H 4838 1250 50  0001 C CNN
 F 3 "~" H 4800 1400 50  0001 C CNN
@@ -208,8 +208,8 @@ L power:GND #PWR?
 U 1 1 5F7D34CF
 P 4800 1750
 AR Path="/5F7D34CF" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F7D34CF" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 4800 1500 50  0001 C CNN
+AR Path="/5F7CBB94/5F7D34CF" Ref="#PWR09"  Part="1" 
+F 0 "#PWR09" H 4800 1500 50  0001 C CNN
 F 1 "GND" H 4805 1577 50  0000 C CNN
 F 2 "" H 4800 1750 50  0001 C CNN
 F 3 "" H 4800 1750 50  0001 C CNN
@@ -221,8 +221,8 @@ L Device:C C?
 U 1 1 5F7D34D6
 P 3950 1400
 AR Path="/5F7D34D6" Ref="C?"  Part="1" 
-AR Path="/5F7CBB94/5F7D34D6" Ref="C?"  Part="1" 
-F 0 "C?" H 4065 1446 50  0000 L CNN
+AR Path="/5F7CBB94/5F7D34D6" Ref="C2"  Part="1" 
+F 0 "C2" H 4065 1446 50  0000 L CNN
 F 1 "100n" H 4065 1355 50  0000 L CNN
 F 2 "" H 3988 1250 50  0001 C CNN
 F 3 "~" H 3950 1400 50  0001 C CNN
@@ -234,8 +234,8 @@ L Device:C C?
 U 1 1 5F7D34DC
 P 4350 1400
 AR Path="/5F7D34DC" Ref="C?"  Part="1" 
-AR Path="/5F7CBB94/5F7D34DC" Ref="C?"  Part="1" 
-F 0 "C?" H 4465 1446 50  0000 L CNN
+AR Path="/5F7CBB94/5F7D34DC" Ref="C3"  Part="1" 
+F 0 "C3" H 4465 1446 50  0000 L CNN
 F 1 "100n" H 4465 1355 50  0000 L CNN
 F 2 "" H 4388 1250 50  0001 C CNN
 F 3 "~" H 4350 1400 50  0001 C CNN
@@ -265,8 +265,8 @@ L Device:C C?
 U 1 1 5F7D34EF
 P 1750 5500
 AR Path="/5F7D34EF" Ref="C?"  Part="1" 
-AR Path="/5F7CBB94/5F7D34EF" Ref="C?"  Part="1" 
-F 0 "C?" H 1865 5546 50  0000 L CNN
+AR Path="/5F7CBB94/5F7D34EF" Ref="C12"  Part="1" 
+F 0 "C12" H 1865 5546 50  0000 L CNN
 F 1 "1u" H 1865 5455 50  0000 L CNN
 F 2 "" H 1788 5350 50  0001 C CNN
 F 3 "~" H 1750 5500 50  0001 C CNN
@@ -290,8 +290,8 @@ L power:+3V3 #PWR?
 U 1 1 5F7D3479
 P 3950 1050
 AR Path="/5F7D3479" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F7D3479" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 3950 900 50  0001 C CNN
+AR Path="/5F7CBB94/5F7D3479" Ref="#PWR02"  Part="1" 
+F 0 "#PWR02" H 3950 900 50  0001 C CNN
 F 1 "+3V3" H 3965 1223 50  0000 C CNN
 F 2 "" H 3950 1050 50  0001 C CNN
 F 3 "" H 3950 1050 50  0001 C CNN
@@ -303,8 +303,8 @@ L Device:C C?
 U 1 1 5F7D345B
 P 2650 2950
 AR Path="/5F7D345B" Ref="C?"  Part="1" 
-AR Path="/5F7CBB94/5F7D345B" Ref="C?"  Part="1" 
-F 0 "C?" H 2765 2996 50  0000 L CNN
+AR Path="/5F7CBB94/5F7D345B" Ref="C11"  Part="1" 
+F 0 "C11" H 2765 2996 50  0000 L CNN
 F 1 "100n" H 2765 2905 50  0000 L CNN
 F 2 "" H 2688 2800 50  0001 C CNN
 F 3 "~" H 2650 2950 50  0001 C CNN
@@ -316,8 +316,8 @@ L Device:C C?
 U 1 1 5F7E167B
 P 3550 1400
 AR Path="/5F7E167B" Ref="C?"  Part="1" 
-AR Path="/5F7CBB94/5F7E167B" Ref="C?"  Part="1" 
-F 0 "C?" H 3665 1446 50  0000 L CNN
+AR Path="/5F7CBB94/5F7E167B" Ref="C1"  Part="1" 
+F 0 "C1" H 3665 1446 50  0000 L CNN
 F 1 "100n" H 3665 1355 50  0000 L CNN
 F 2 "" H 3588 1250 50  0001 C CNN
 F 3 "~" H 3550 1400 50  0001 C CNN
@@ -329,10 +329,10 @@ Wire Wire Line
 Wire Wire Line
 	3550 1250 3550 1150
 $Comp
-L Device:CP C?
+L Device:CP C8
 U 1 1 5F7E4819
 P 800 2950
-F 0 "C?" H 918 2996 50  0000 L CNN
+F 0 "C8" H 918 2996 50  0000 L CNN
 F 1 "4.7u" H 918 2905 50  0000 L CNN
 F 2 "" H 838 2800 50  0001 C CNN
 F 3 "~" H 800 2950 50  0001 C CNN
@@ -340,10 +340,10 @@ F 3 "~" H 800 2950 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L Device:CP C?
+L Device:CP C10
 U 1 1 5F7E48E5
 P 2250 2950
-F 0 "C?" H 2368 2996 50  0000 L CNN
+F 0 "C10" H 2368 2996 50  0000 L CNN
 F 1 "4.7u" H 2368 2905 50  0000 L CNN
 F 2 "" H 2288 2800 50  0001 C CNN
 F 3 "~" H 2250 2950 50  0001 C CNN
@@ -367,8 +367,8 @@ L power:VDDA #PWR?
 U 1 1 5F7D34B7
 P 4800 1050
 AR Path="/5F7D34B7" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F7D34B7" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 4800 900 50  0001 C CNN
+AR Path="/5F7CBB94/5F7D34B7" Ref="#PWR03"  Part="1" 
+F 0 "#PWR03" H 4800 900 50  0001 C CNN
 F 1 "VDDA" H 4817 1223 50  0000 C CNN
 F 2 "" H 4800 1050 50  0001 C CNN
 F 3 "" H 4800 1050 50  0001 C CNN
@@ -380,8 +380,8 @@ L power:GND #PWR?
 U 1 1 5F7EAB53
 P 3950 1750
 AR Path="/5F7EAB53" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F7EAB53" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 3950 1500 50  0001 C CNN
+AR Path="/5F7CBB94/5F7EAB53" Ref="#PWR08"  Part="1" 
+F 0 "#PWR08" H 3950 1500 50  0001 C CNN
 F 1 "GND" H 3955 1577 50  0000 C CNN
 F 2 "" H 3950 1750 50  0001 C CNN
 F 3 "" H 3950 1750 50  0001 C CNN
@@ -399,8 +399,8 @@ L power:VDDA #PWR?
 U 1 1 5F7FD193
 P 1750 5150
 AR Path="/5F7FD193" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F7FD193" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 1750 5000 50  0001 C CNN
+AR Path="/5F7CBB94/5F7FD193" Ref="#PWR020"  Part="1" 
+F 0 "#PWR020" H 1750 5000 50  0001 C CNN
 F 1 "VDDA" H 1767 5323 50  0000 C CNN
 F 2 "" H 1750 5150 50  0001 C CNN
 F 3 "" H 1750 5150 50  0001 C CNN
@@ -423,8 +423,8 @@ L power:GND #PWR?
 U 1 1 5F81C5B3
 P 1750 5750
 AR Path="/5F81C5B3" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F81C5B3" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 1750 5500 50  0001 C CNN
+AR Path="/5F7CBB94/5F81C5B3" Ref="#PWR021"  Part="1" 
+F 0 "#PWR021" H 1750 5500 50  0001 C CNN
 F 1 "GND" H 1755 5577 50  0000 C CNN
 F 2 "" H 1750 5750 50  0001 C CNN
 F 3 "" H 1750 5750 50  0001 C CNN
@@ -440,8 +440,8 @@ L power:+3V3 #PWR?
 U 1 1 5F82C428
 P 2650 2600
 AR Path="/5F82C428" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F82C428" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 2650 2450 50  0001 C CNN
+AR Path="/5F7CBB94/5F82C428" Ref="#PWR015"  Part="1" 
+F 0 "#PWR015" H 2650 2450 50  0001 C CNN
 F 1 "+3V3" H 2665 2773 50  0000 C CNN
 F 2 "" H 2650 2600 50  0001 C CNN
 F 3 "" H 2650 2600 50  0001 C CNN
@@ -456,8 +456,8 @@ L Device:C C?
 U 1 1 5F90151D
 P 5850 1400
 AR Path="/5F90151D" Ref="C?"  Part="1" 
-AR Path="/5F7CBB94/5F90151D" Ref="C?"  Part="1" 
-F 0 "C?" H 5965 1446 50  0000 L CNN
+AR Path="/5F7CBB94/5F90151D" Ref="C6"  Part="1" 
+F 0 "C6" H 5965 1446 50  0000 L CNN
 F 1 "100n" H 5965 1355 50  0000 L CNN
 F 2 "" H 5888 1250 50  0001 C CNN
 F 3 "~" H 5850 1400 50  0001 C CNN
@@ -469,8 +469,8 @@ L power:+3V3 #PWR?
 U 1 1 5F90152F
 P 5850 1050
 AR Path="/5F90152F" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F90152F" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 5850 900 50  0001 C CNN
+AR Path="/5F7CBB94/5F90152F" Ref="#PWR05"  Part="1" 
+F 0 "#PWR05" H 5850 900 50  0001 C CNN
 F 1 "+3V3" H 5865 1223 50  0000 C CNN
 F 2 "" H 5850 1050 50  0001 C CNN
 F 3 "" H 5850 1050 50  0001 C CNN
@@ -482,8 +482,8 @@ L power:GND #PWR?
 U 1 1 5F90153A
 P 5850 1750
 AR Path="/5F90153A" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F90153A" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 5850 1500 50  0001 C CNN
+AR Path="/5F7CBB94/5F90153A" Ref="#PWR011"  Part="1" 
+F 0 "#PWR011" H 5850 1500 50  0001 C CNN
 F 1 "GND" H 5855 1577 50  0000 C CNN
 F 2 "" H 5850 1750 50  0001 C CNN
 F 3 "" H 5850 1750 50  0001 C CNN
@@ -499,10 +499,10 @@ Wire Notes Line
 Text Notes 5700 850  0    50   ~ 0
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 $Comp
-L power:+5V #PWR?
+L power:+5V #PWR014
 U 1 1 5F924E38
 P 800 2600
-F 0 "#PWR?" H 800 2450 50  0001 C CNN
+F 0 "#PWR014" H 800 2450 50  0001 C CNN
 F 1 "+5V" H 815 2773 50  0000 C CNN
 F 2 "" H 800 2600 50  0001 C CNN
 F 3 "" H 800 2600 50  0001 C CNN
@@ -514,8 +514,8 @@ L Device:C C?
 U 1 1 5F8C1E0D
 P 6400 1400
 AR Path="/5F8C1E0D" Ref="C?"  Part="1" 
-AR Path="/5F7CBB94/5F8C1E0D" Ref="C?"  Part="1" 
-F 0 "C?" H 6515 1446 50  0000 L CNN
+AR Path="/5F7CBB94/5F8C1E0D" Ref="C7"  Part="1" 
+F 0 "C7" H 6515 1446 50  0000 L CNN
 F 1 "100n" H 6515 1355 50  0000 L CNN
 F 2 "" H 6438 1250 50  0001 C CNN
 F 3 "~" H 6400 1400 50  0001 C CNN
@@ -527,8 +527,8 @@ L power:+3V3 #PWR?
 U 1 1 5F8C2045
 P 6400 1050
 AR Path="/5F8C2045" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F8C2045" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 6400 900 50  0001 C CNN
+AR Path="/5F7CBB94/5F8C2045" Ref="#PWR06"  Part="1" 
+F 0 "#PWR06" H 6400 900 50  0001 C CNN
 F 1 "+3V3" H 6415 1223 50  0000 C CNN
 F 2 "" H 6400 1050 50  0001 C CNN
 F 3 "" H 6400 1050 50  0001 C CNN
@@ -540,8 +540,8 @@ L power:GND #PWR?
 U 1 1 5F8C204F
 P 6400 1750
 AR Path="/5F8C204F" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F8C204F" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 6400 1500 50  0001 C CNN
+AR Path="/5F7CBB94/5F8C204F" Ref="#PWR012"  Part="1" 
+F 0 "#PWR012" H 6400 1500 50  0001 C CNN
 F 1 "GND" H 6405 1577 50  0000 C CNN
 F 2 "" H 6400 1750 50  0001 C CNN
 F 3 "" H 6400 1750 50  0001 C CNN
@@ -565,8 +565,8 @@ L Device:D_Schottky D?
 U 1 1 5FA5A321
 P 1250 1600
 AR Path="/5F8467A7/5FA5A321" Ref="D?"  Part="1" 
-AR Path="/5F7CBB94/5FA5A321" Ref="D?"  Part="1" 
-F 0 "D?" H 1250 1384 50  0000 C CNN
+AR Path="/5F7CBB94/5FA5A321" Ref="D1"  Part="1" 
+F 0 "D1" H 1250 1384 50  0000 C CNN
 F 1 "Schottky" H 1250 1475 50  0000 C CNN
 F 2 "" H 1250 1600 50  0001 C CNN
 F 3 "~" H 1250 1600 50  0001 C CNN
@@ -578,8 +578,8 @@ L Device:Fuse F?
 U 1 1 5FA5A327
 P 1300 1200
 AR Path="/5F8467A7/5FA5A327" Ref="F?"  Part="1" 
-AR Path="/5F7CBB94/5FA5A327" Ref="F?"  Part="1" 
-F 0 "F?" V 1103 1200 50  0000 C CNN
+AR Path="/5F7CBB94/5FA5A327" Ref="F1"  Part="1" 
+F 0 "F1" V 1103 1200 50  0000 C CNN
 F 1 "2A" V 1194 1200 50  0000 C CNN
 F 2 "" V 1230 1200 50  0001 C CNN
 F 3 "~" H 1300 1200 50  0001 C CNN
@@ -593,8 +593,8 @@ L power:VBUS #PWR?
 U 1 1 5FA5A335
 P 1000 1500
 AR Path="/5F8467A7/5FA5A335" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5FA5A335" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 1000 1350 50  0001 C CNN
+AR Path="/5F7CBB94/5FA5A335" Ref="#PWR07"  Part="1" 
+F 0 "#PWR07" H 1000 1350 50  0001 C CNN
 F 1 "VBUS" H 1015 1673 50  0000 C CNN
 F 2 "" H 1000 1500 50  0001 C CNN
 F 3 "" H 1000 1500 50  0001 C CNN
@@ -610,8 +610,8 @@ L Device:D_Zener D?
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-AR Path="/5F7CBB94/5FA5A33D" Ref="D?"  Part="1" 
-F 0 "D?" V 1659 1729 50  0000 L CNN
+AR Path="/5F7CBB94/5FA5A33D" Ref="D2"  Part="1" 
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@@ -624,8 +624,8 @@ L power:GND #PWR?
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-AR Path="/5F7CBB94/5FA5A344" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 1750 1650 50  0001 C CNN
+AR Path="/5F7CBB94/5FA5A344" Ref="#PWR013"  Part="1" 
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@@ -654,8 +654,8 @@ L power:+5V #PWR?
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-AR Path="/5F7CBB94/5FA5A32F" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 1750 900 50  0001 C CNN
+AR Path="/5F7CBB94/5FA5A32F" Ref="#PWR01"  Part="1" 
+F 0 "#PWR01" H 1750 900 50  0001 C CNN
 F 1 "+5V" H 1765 1223 50  0000 C CNN
 F 2 "" H 1750 1050 50  0001 C CNN
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+F 0 "#FLG01" H 1750 1475 50  0001 C CNN
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 F 2 "" H 1750 1400 50  0001 C CNN
 F 3 "~" H 1750 1400 50  0001 C CNN
@@ -679,10 +679,10 @@ $EndComp
 Wire Wire Line
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-L power:PWR_FLAG #FLG?
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 F 1 "PWR_FLAG" V 1750 4128 50  0000 L CNN
 F 2 "" H 1750 4000 50  0001 C CNN
 F 3 "~" H 1750 4000 50  0001 C CNN
@@ -693,10 +693,10 @@ Connection ~ 1750 4000
 Wire Wire Line
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+F 0 "#FLG03" H 1750 5325 50  0001 C CNN
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 F 2 "" H 1750 5250 50  0001 C CNN
 F 3 "~" H 1750 5250 50  0001 C CNN
@@ -704,10 +704,10 @@ F 3 "~" H 1750 5250 50  0001 C CNN
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+L Device:LED D3
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 F 1 "Power" V 1698 6482 50  0000 R CNN
 F 2 "" H 1750 6600 50  0001 C CNN
 F 3 "~" H 1750 6600 50  0001 C CNN
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+L Device:R R2
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 F 1 "R" H 1820 6955 50  0000 L CNN
 F 2 "" V 1680 7000 50  0001 C CNN
 F 3 "~" H 1750 7000 50  0001 C CNN
@@ -736,8 +736,8 @@ L power:GND #PWR?
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 AR Path="/5F9590D7" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F9590D7" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 1750 7000 50  0001 C CNN
+AR Path="/5F7CBB94/5F9590D7" Ref="#PWR023"  Part="1" 
+F 0 "#PWR023" H 1750 7000 50  0001 C CNN
 F 1 "GND" H 1755 7077 50  0000 C CNN
 F 2 "" H 1750 7250 50  0001 C CNN
 F 3 "" H 1750 7250 50  0001 C CNN
@@ -749,8 +749,8 @@ L power:+3V3 #PWR?
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 AR Path="/5F959803" Ref="#PWR?"  Part="1" 
-AR Path="/5F7CBB94/5F959803" Ref="#PWR?"  Part="1" 
-F 0 "#PWR?" H 1750 6200 50  0001 C CNN
+AR Path="/5F7CBB94/5F959803" Ref="#PWR022"  Part="1" 
+F 0 "#PWR022" H 1750 6200 50  0001 C CNN
 F 1 "+3V3" H 1765 6523 50  0000 C CNN
 F 2 "" H 1750 6350 50  0001 C CNN
 F 3 "" H 1750 6350 50  0001 C CNN