diff --git a/HW/mouse/Lab1.sch-bak b/HW/mouse/Lab1.sch-bak
deleted file mode 100644
index 526e73bee42a1ec90ec32bcbbebd390b9d9d6364..0000000000000000000000000000000000000000
--- a/HW/mouse/Lab1.sch-bak
+++ /dev/null
@@ -1,1167 +0,0 @@
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-P 5350 3100
-F 0 "#PWR013" H 5350 2950 50  0001 C CNN
-F 1 "VCC" H 5365 3365 50  0001 C CNN
-F 2 "" H 5350 3100 50  0001 C CNN
-F 3 "" H 5350 3100 50  0001 C CNN
-F 4 "+1.9V" H 5365 3273 50  0000 C CNN "Value2"
-	1    5350 3100
-	1    0    0    -1  
-$EndComp
-$Comp
-L Device:C C12
-U 1 1 601DA26F
-P 5350 3250
-F 0 "C12" H 5465 3296 50  0000 L CNN
-F 1 "10u" H 5465 3205 50  0000 L CNN
-F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 5388 3100 50  0001 C CNN
-F 3 "~" H 5350 3250 50  0001 C CNN
-	1    5350 3250
-	1    0    0    -1  
-$EndComp
-$Comp
-L Device:C C15
-U 1 1 601DA275
-P 5750 3250
-F 0 "C15" H 5865 3296 50  0000 L CNN
-F 1 "100n" H 5865 3205 50  0000 L CNN
-F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 5788 3100 50  0001 C CNN
-F 3 "~" H 5750 3250 50  0001 C CNN
-	1    5750 3250
-	1    0    0    -1  
-$EndComp
-$Comp
-L power:GND #PWR018
-U 1 1 601DC327
-P 6200 3850
-F 0 "#PWR018" H 6200 3600 50  0001 C CNN
-F 1 "GND" H 6205 3677 50  0000 C CNN
-F 2 "" H 6200 3850 50  0001 C CNN
-F 3 "" H 6200 3850 50  0001 C CNN
-	1    6200 3850
-	1    0    0    -1  
-$EndComp
-Wire Wire Line
-	6200 3850 6200 3700
-Wire Wire Line
-	6200 3700 6300 3700
-$Comp
-L Device:C C11
-U 1 1 601F005F
-P 5200 2400
-F 0 "C11" H 5315 2446 50  0000 L CNN
-F 1 "4.7u" H 5315 2355 50  0000 L CNN
-F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 5238 2250 50  0001 C CNN
-F 3 "~" H 5200 2400 50  0001 C CNN
-	1    5200 2400
-	1    0    0    -1  
-$EndComp
-$Comp
-L Device:C C14
-U 1 1 601F0065
-P 5600 2400
-F 0 "C14" H 5715 2446 50  0000 L CNN
-F 1 "100n" H 5715 2355 50  0000 L CNN
-F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 5638 2250 50  0001 C CNN
-F 3 "~" H 5600 2400 50  0001 C CNN
-	1    5600 2400
-	1    0    0    -1  
-$EndComp
-Wire Wire Line
-	5350 3400 5750 3400
-Wire Wire Line
-	5750 3100 6100 3100
-Wire Wire Line
-	6100 3100 6100 3300
-Wire Wire Line
-	6100 3300 6300 3300
-Connection ~ 5750 3100
-$Comp
-L power:+3.3V #PWR012
-U 1 1 60200A00
-P 5350 3700
-F 0 "#PWR012" H 5350 3550 50  0001 C CNN
-F 1 "+3.3V" H 5365 3873 50  0000 C CNN
-F 2 "" H 5350 3700 50  0001 C CNN
-F 3 "" H 5350 3700 50  0001 C CNN
-	1    5350 3700
-	1    0    0    -1  
-$EndComp
-Connection ~ 5600 2250
-Connection ~ 5350 3100
-Wire Wire Line
-	5350 3100 5750 3100
-$Comp
-L power:GND #PWR015
-U 1 1 60215126
-P 5400 2550
-F 0 "#PWR015" H 5400 2300 50  0001 C CNN
-F 1 "GND" H 5405 2377 50  0000 C CNN
-F 2 "" H 5400 2550 50  0001 C CNN
-F 3 "" H 5400 2550 50  0001 C CNN
-	1    5400 2550
-	1    0    0    -1  
-$EndComp
-$Comp
-L power:GND #PWR016
-U 1 1 6021A10F
-P 5750 3400
-F 0 "#PWR016" H 5750 3150 50  0001 C CNN
-F 1 "GND" H 5755 3227 50  0000 C CNN
-F 2 "" H 5750 3400 50  0001 C CNN
-F 3 "" H 5750 3400 50  0001 C CNN
-	1    5750 3400
-	1    0    0    -1  
-$EndComp
-$Comp
-L Device:C C13
-U 1 1 6021D9D7
-P 5350 3850
-F 0 "C13" H 5465 3896 50  0000 L CNN
-F 1 "10u" H 5465 3805 50  0000 L CNN
-F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 5388 3700 50  0001 C CNN
-F 3 "~" H 5350 3850 50  0001 C CNN
-	1    5350 3850
-	1    0    0    -1  
-$EndComp
-$Comp
-L Device:C C16
-U 1 1 6021D9DD
-P 5750 3850
-F 0 "C16" H 5865 3896 50  0000 L CNN
-F 1 "100n" H 5865 3805 50  0000 L CNN
-F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 5788 3700 50  0001 C CNN
-F 3 "~" H 5750 3850 50  0001 C CNN
-	1    5750 3850
-	1    0    0    -1  
-$EndComp
-Wire Wire Line
-	5350 3700 5750 3700
-Wire Wire Line
-	5750 3700 6050 3700
-Connection ~ 5750 3700
-Wire Wire Line
-	5350 4000 5550 4000
-$Comp
-L power:GND #PWR014
-U 1 1 60229016
-P 5550 4000
-F 0 "#PWR014" H 5550 3750 50  0001 C CNN
-F 1 "GND" H 5555 3827 50  0000 C CNN
-F 2 "" H 5550 4000 50  0001 C CNN
-F 3 "" H 5550 4000 50  0001 C CNN
-	1    5550 4000
-	1    0    0    -1  
-$EndComp
-$Comp
-L Device:C C3
-U 1 1 6024447F
-P 1400 2200
-F 0 "C3" H 1285 2154 50  0000 R CNN
-F 1 "4.7u" H 1285 2245 50  0000 R CNN
-F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 1438 2050 50  0001 C CNN
-F 3 "~" H 1400 2200 50  0001 C CNN
-	1    1400 2200
-	-1   0    0    1   
-$EndComp
-Wire Wire Line
-	1400 2050 1400 2000
-Wire Wire Line
-	1400 2000 1600 2000
-$Comp
-L power:GND #PWR08
-U 1 1 6025058F
-P 1400 2350
-F 0 "#PWR08" H 1400 2100 50  0001 C CNN
-F 1 "GND" H 1550 2300 50  0000 C CNN
-F 2 "" H 1400 2350 50  0001 C CNN
-F 3 "" H 1400 2350 50  0001 C CNN
-	1    1400 2350
-	1    0    0    -1  
-$EndComp
-Wire Wire Line
-	9250 1700 9250 1800
-Wire Wire Line
-	9250 1600 9250 1700
-Connection ~ 9250 1700
-Wire Wire Line
-	10500 1100 10500 1250
-Wire Wire Line
-	10500 1600 10500 1800
-$Comp
-L Connector:Conn_01x01_Male J6
-U 1 1 6027468B
-P 10700 1250
-F 0 "J6" H 10500 1100 50  0000 C CNN
-F 1 "TestPoint" H 10500 1200 50  0000 C CNN
-F 2 "Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical" H 10700 1250 50  0001 C CNN
-F 3 "~" H 10700 1250 50  0001 C CNN
-	1    10700 1250
-	-1   0    0    1   
-$EndComp
-Connection ~ 10500 1250
-Wire Wire Line
-	10500 1250 10500 1300
-$Comp
-L Connector:Conn_01x01_Male J5
-U 1 1 6027F21E
-P 10200 2900
-F 0 "J5" H 10000 2750 50  0000 C CNN
-F 1 "TestPoint" H 10000 2850 50  0000 C CNN
-F 2 "Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical" H 10200 2900 50  0001 C CNN
-F 3 "~" H 10200 2900 50  0001 C CNN
-	1    10200 2900
-	-1   0    0    1   
-$EndComp
-Connection ~ 10000 2900
-Wire Wire Line
-	10000 2900 10000 2950
-Wire Notes Line
-	5000 5200 500  5200
-Text GLabel 6150 1350 2    50   BiDi ~ 0
-D+In
-Text GLabel 6150 1450 2    50   BiDi ~ 0
-D-In
-Text GLabel 3000 2800 2    50   BiDi ~ 0
-D+Out
-Text GLabel 3000 2700 2    50   BiDi ~ 0
-D-Out
-Connection ~ 5550 4000
-Wire Wire Line
-	5550 4000 5750 4000
-Connection ~ 5750 3400
-Text GLabel 7900 1450 2    50   BiDi ~ 0
-D-Out
-Text GLabel 7100 1450 0    50   BiDi ~ 0
-D+Out
-Text GLabel 7100 1650 0    50   BiDi ~ 0
-D+In
-Text GLabel 7900 1650 2    50   BiDi ~ 0
-D-In
-$Comp
-L power:GND #PWR021
-U 1 1 603B0C71
-P 7500 1950
-F 0 "#PWR021" H 7500 1700 50  0001 C CNN
-F 1 "GND" H 7505 1777 50  0000 C CNN
-F 2 "" H 7500 1950 50  0001 C CNN
-F 3 "" H 7500 1950 50  0001 C CNN
-	1    7500 1950
-	1    0    0    -1  
-$EndComp
-$Comp
-L Device:C C21
-U 1 1 603D5C8D
-P 8200 1050
-F 0 "C21" H 8315 1096 50  0000 L CNN
-F 1 "100n" H 8315 1005 50  0000 L CNN
-F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 8238 900 50  0001 C CNN
-F 3 "~" H 8200 1050 50  0001 C CNN
-	1    8200 1050
-	1    0    0    -1  
-$EndComp
-$Comp
-L power:GND #PWR028
-U 1 1 603D5C87
-P 8200 1200
-F 0 "#PWR028" H 8200 950 50  0001 C CNN
-F 1 "GND" H 8350 1100 50  0000 C CNN
-F 2 "" H 8200 1200 50  0001 C CNN
-F 3 "" H 8200 1200 50  0001 C CNN
-	1    8200 1200
-	1    0    0    -1  
-$EndComp
-$Comp
-L power:+5V #PWR020
-U 1 1 60345C17
-P 8200 900
-F 0 "#PWR020" H 8200 750 50  0001 C CNN
-F 1 "+5V" H 8215 1073 50  0000 C CNN
-F 2 "" H 8200 900 50  0001 C CNN
-F 3 "" H 8200 900 50  0001 C CNN
-	1    8200 900 
-	1    0    0    -1  
-$EndComp
-$Comp
-L Power_Protection:USBLC6-2SC6 U3
-U 1 1 601BA7C5
-P 7500 1550
-F 0 "U3" H 7750 2000 50  0000 C CNN
-F 1 "USBLC6-2SC6" H 7800 1900 50  0000 C CNN
-F 2 "Package_TO_SOT_SMD:SOT-23-6_Handsoldering" H 7500 1050 50  0001 C CNN
-F 3 "https://www.st.com/resource/en/datasheet/usblc6-2.pdf" H 7700 1900 50  0001 C CNN
-	1    7500 1550
-	1    0    0    -1  
-$EndComp
-Wire Wire Line
-	7500 1150 7500 900 
-$Comp
-L MouseSensor:PMW3389 U2
-U 1 1 60491166
-P 6750 3350
-F 0 "U2" H 6750 3965 50  0000 C CNN
-F 1 "PMW3389" H 6750 3874 50  0000 C CNN
-F 2 "" H 6750 3950 50  0001 C CNN
-F 3 "" H 6750 3950 50  0001 C CNN
-	1    6750 3350
-	1    0    0    -1  
-$EndComp
-NoConn ~ 5750 1750
-NoConn ~ 6150 1550
-NoConn ~ 1600 3000
-NoConn ~ 1600 3200
-NoConn ~ 1600 3300
-NoConn ~ 1600 3700
-NoConn ~ 1600 3800
-NoConn ~ 1600 3900
-NoConn ~ 1600 4000
-NoConn ~ 1600 4100
-NoConn ~ 1600 4200
-NoConn ~ 1600 4300
-NoConn ~ 1600 4400
-NoConn ~ 1600 4500
-NoConn ~ 1600 4600
-NoConn ~ 1600 4700
-NoConn ~ 3000 4700
-NoConn ~ 3000 4600
-NoConn ~ 3000 4500
-NoConn ~ 3000 4200
-NoConn ~ 3000 4100
-NoConn ~ 3000 4000
-NoConn ~ 3000 3900
-NoConn ~ 3000 3800
-NoConn ~ 3000 3700
-NoConn ~ 3000 3500
-NoConn ~ 3000 3400
-NoConn ~ 3000 3300
-NoConn ~ 3000 3100
-NoConn ~ 3000 2600
-NoConn ~ 3000 2500
-NoConn ~ 3000 2400
-NoConn ~ 3000 2300
-NoConn ~ 3000 2200
-NoConn ~ 3000 2100
-NoConn ~ 3000 2000
-NoConn ~ 3000 1900
-NoConn ~ 3000 1800
-NoConn ~ 3000 1700
-NoConn ~ 3000 1600
-NoConn ~ 7200 3100
-NoConn ~ 6300 3600
-Wire Wire Line
-	9250 1050 9250 1100
-Wire Wire Line
-	9250 1100 9450 1100
-Connection ~ 9250 1100
-Wire Wire Line
-	9250 1100 9250 1300
-Wire Wire Line
-	6050 3400 6300 3400
-Wire Wire Line
-	6050 3700 6050 3400
-Connection ~ 5350 3700
-Wire Wire Line
-	5600 2250 6150 2250
-$Comp
-L Connector:USB_OTG J2
-U 1 1 601259BC
-P 5850 1350
-F 0 "J2" H 5907 1817 50  0000 C CNN
-F 1 "USB_OTG" H 5907 1726 50  0000 C CNN
-F 2 "Connector_USB:USB_Mini-B_Lumberg_2486_01_Horizontal" H 6000 1300 50  0001 C CNN
-F 3 " ~" H 6000 1300 50  0001 C CNN
-	1    5850 1350
-	1    0    0    -1  
-$EndComp
-$Comp
-L power:GND #PWR017
-U 1 1 6012B032
-P 5850 1750
-F 0 "#PWR017" 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
-	1    5850 1750
-	1    0    0    -1  
-$EndComp
-Connection ~ 8200 900 
-Wire Wire Line
-	7500 900  8200 900 
-Connection ~ 8350 2750
-$Comp
-L Connector:Conn_01x01_Male J4
-U 1 1 601302EE
-P 9050 1700
-F 0 "J4" H 9050 1650 50  0000 C CNN
-F 1 "TestPointGND" H 9050 1550 50  0000 C CNN
-F 2 "Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical" H 9050 1700 50  0001 C CNN
-F 3 "~" H 9050 1700 50  0001 C CNN
-	1    9050 1700
-	1    0    0    -1  
-$EndComp
-Wire Wire Line
-	10150 1800 10500 1800
-Wire Wire Line
-	9750 1400 9750 1800
-Connection ~ 10150 1800
-Wire Wire Line
-	9750 1800 10150 1800
-Connection ~ 9750 1800
-Wire Wire Line
-	9250 1800 9750 1800
-$Comp
-L power:GND #PWR025
-U 1 1 6014556B
-P 9750 1800
-F 0 "#PWR025" H 9750 1550 50  0001 C CNN
-F 1 "GND" H 9755 1627 50  0000 C CNN
-F 2 "" H 9750 1800 50  0001 C CNN
-F 3 "" H 9750 1800 50  0001 C CNN
-	1    9750 1800
-	1    0    0    -1  
-$EndComp
-Wire Wire Line
-	5200 2550 5400 2550
-Wire Wire Line
-	5200 2250 5600 2250
-Wire Wire Line
-	6150 2250 6150 3200
-$Comp
-L MCU_ST_STM32F4:STM32F411RETx U1
-U 1 1 6008631E
-P 2300 3100
-F 0 "U1" H 2300 3200 50  0000 C CNN
-F 1 "STM32F411RETx" H 2300 3050 50  0000 C CNN
-F 2 "Package_QFP:LQFP-64_10x10mm_P0.5mm" H 1700 1400 50  0001 R CNN
-F 3 "http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00115249.pdf" H 2300 3100 50  0001 C CNN
-	1    2300 3100
-	1    0    0    -1  
-$EndComp
-Wire Wire Line
-	1150 2100 1150 2050
-$Comp
-L power:GND #PWR04
-U 1 1 600B6DB4
-P 1150 2400
-F 0 "#PWR04" H 1150 2150 50  0001 C CNN
-F 1 "GND" H 1300 2350 50  0000 C CNN
-F 2 "" H 1150 2400 50  0001 C CNN
-F 3 "" H 1150 2400 50  0001 C CNN
-	1    1150 2400
-	1    0    0    -1  
-$EndComp
-Wire Wire Line
-	1150 1500 1150 1550
-$Comp
-L power:+3.3V #PWR03
-U 1 1 600B5332
-P 1150 1500
-F 0 "#PWR03" H 1150 1350 50  0001 C CNN
-F 1 "+3.3V" H 1165 1673 50  0000 C CNN
-F 2 "" H 1150 1500 50  0001 C CNN
-F 3 "" H 1150 1500 50  0001 C CNN
-	1    1150 1500
-	1    0    0    -1  
-$EndComp
-$Comp
-L Device:R R1
-U 1 1 600C5A46
-P 1150 2250
-F 0 "R1" H 950 2300 50  0000 L CNN
-F 1 "10K" H 950 2200 50  0000 L CNN
-F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" V 1080 2250 50  0001 C CNN
-F 3 "~" H 1150 2250 50  0001 C CNN
-	1    1150 2250
-	1    0    0    -1  
-$EndComp
-$Comp
-L Jumper:Jumper_3_Bridged12 JP1
-U 1 1 600C938F
-P 1150 1800
-F 0 "JP1" H 1200 2000 50  0000 C CNN
-F 1 "Jumper_3_Bridged12" H 1200 1900 50  0000 C CNN
-F 2 "Jumper:SolderJumper-3_P1.3mm_Bridged12_RoundedPad1.0x1.5mm" H 1150 1800 50  0001 C CNN
-F 3 "~" H 1150 1800 50  0001 C CNN
-	1    1150 1800
-	0    -1   -1   0   
-$EndComp
-Connection ~ 5400 2550
-Wire Wire Line
-	5400 2550 5600 2550
-Wire Wire Line
-	6150 3200 6300 3200
-Wire Wire Line
-	1300 1800 1600 1800
-$EndSCHEMATC