diff --git a/twoface/twoface.sch b/twoface/twoface.sch
index 566733826c840b64b87f3987aa0fb7230a28e192..d2d9ea03959be06c254986b80a0f34da9e0487b1 100644
--- a/twoface/twoface.sch
+++ b/twoface/twoface.sch
@@ -1210,5 +1210,68 @@ F 3 "" H 7300 1350 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 Wire Wire Line
-	6350 1050 6000 1050
+	6350 1050 6100 1050
+$Comp
+L power:GND #PWR?
+U 1 1 5F0935F5
+P 4100 6500
+F 0 "#PWR?" H 4100 6250 50  0001 C CNN
+F 1 "GND" H 4105 6327 50  0001 C CNN
+F 2 "" H 4100 6500 50  0001 C CNN
+F 3 "" H 4100 6500 50  0001 C CNN
+	1    4100 6500
+	1    0    0    -1  
+$EndComp
+$Comp
+L power:+3.3V #PWR?
+U 1 1 5F095E85
+P 5900 1050
+F 0 "#PWR?" H 5900 900 50  0001 C CNN
+F 1 "+3.3V" V 5915 1178 50  0000 L CNN
+F 2 "" H 5900 1050 50  0001 C CNN
+F 3 "" H 5900 1050 50  0001 C CNN
+	1    5900 1050
+	0    -1   -1   0   
+$EndComp
+$Comp
+L Device:C C?
+U 1 1 5F09662A
+P 6100 1200
+F 0 "C?" H 6300 1150 50  0000 R CNN
+F 1 "0.1u" H 6300 1300 50  0000 R CNN
+F 2 "" H 6138 1050 50  0001 C CNN
+F 3 "~" H 6100 1200 50  0001 C CNN
+	1    6100 1200
+	1    0    0    1   
+$EndComp
+Connection ~ 6100 1050
+$Comp
+L power:GND #PWR?
+U 1 1 5F096D34
+P 6100 1350
+F 0 "#PWR?" H 6100 1100 50  0001 C CNN
+F 1 "GND" H 6105 1177 50  0001 C CNN
+F 2 "" H 6100 1350 50  0001 C CNN
+F 3 "" H 6100 1350 50  0001 C CNN
+	1    6100 1350
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	6350 1150 6350 1250
+$Comp
+L power:GND #PWR?
+U 1 1 5F0A7CE4
+P 6350 1350
+F 0 "#PWR?" H 6350 1100 50  0001 C CNN
+F 1 "GND" H 6355 1177 50  0001 C CNN
+F 2 "" H 6350 1350 50  0001 C CNN
+F 3 "" H 6350 1350 50  0001 C CNN
+	1    6350 1350
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	6350 1350 6350 1250
+Connection ~ 6350 1250
+Wire Wire Line
+	5900 1050 6100 1050
 $EndSCHEMATC
diff --git a/twoface/twoface.sch-bak b/twoface/twoface.sch-bak
index 1d05c19d2d09390821bc696c612ae95f4a1cfb8f..566733826c840b64b87f3987aa0fb7230a28e192 100644
--- a/twoface/twoface.sch-bak
+++ b/twoface/twoface.sch-bak
@@ -234,7 +234,7 @@ 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 1 "4.7u" 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
@@ -323,7 +323,7 @@ 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 1 "0.1u" 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
@@ -334,7 +334,7 @@ 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 1 "1u" 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
@@ -345,7 +345,7 @@ 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 1 "100p" 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
@@ -356,7 +356,7 @@ 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 1 "100p" 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
@@ -366,18 +366,6 @@ Wire Wire Line
 	3700 2900 2350 2900
 Wire Wire Line
 	3600 3000 2800 3000
-Text Label 5100 3900 0    50   ~ 0
-LSM6_SDO_SAO
-Text Label 5100 4000 0    50   ~ 0
-LSM6_SDX
-Text Label 5100 4100 0    50   ~ 0
-LSM6_SCX
-Text Label 5100 4200 0    50   ~ 0
-LSM6_SDA
-Text Label 5100 4300 0    50   ~ 0
-LSM6_SCL
-Text Label 5100 4400 0    50   ~ 0
-LSM6_CS
 $Comp
 L MCU_Nordic:nRF52832-QFxx U?
 U 1 1 5F062A6C
@@ -399,156 +387,9 @@ NoConn ~ 5000 5400
 NoConn ~ 5000 5500
 NoConn ~ 5000 5600
 NoConn ~ 5000 5900
-Wire Wire Line
-	5000 3900 5650 3900
-Wire Wire Line
-	5000 4000 5650 4000
-Wire Wire Line
-	5000 4100 5650 4100
-Wire Wire Line
-	5000 4200 5650 4200
-Wire Wire Line
-	5000 4300 5650 4300
-Wire Wire Line
-	5000 4400 5650 4400
 Wire Wire Line
 	5000 5100 5650 5100
 $Comp
-L Sensor_Motion:LSM6DS3 U?
-U 1 1 5F3DA406
-P 9350 1750
-F 0 "U?" H 10050 2700 50  0000 L CNN
-F 1 "LSM6DS3" H 10000 2600 50  0000 L CNN
-F 2 "Package_LGA:LGA-14_3x2.5mm_P0.5mm_LayoutBorder3x4y" H 8950 1050 50  0001 L CNN
-F 3 "www.st.com/resource/en/datasheet/lsm6ds3.pdf" H 9450 1100 50  0001 C CNN
-	1    9350 1750
-	1    0    0    -1  
-$EndComp
-Text Label 8200 1450 0    50   ~ 0
-LSM6_SDO_SAO
-$Comp
-L power:+3.3V #PWR?
-U 1 1 5F3F561E
-P 7950 800
-F 0 "#PWR?" H 7950 650 50  0001 C CNN
-F 1 "+3.3V" H 7965 973 50  0000 C CNN
-F 2 "" H 7950 800 50  0001 C CNN
-F 3 "" H 7950 800 50  0001 C CNN
-	1    7950 800 
-	1    0    0    -1  
-$EndComp
-$Comp
-L Device:C C?
-U 1 1 5F3F5624
-P 8350 1050
-F 0 "C?" H 8235 1004 50  0000 R CNN
-F 1 "10uF" H 8235 1095 50  0000 R CNN
-F 2 "" H 8388 900 50  0001 C CNN
-F 3 "~" H 8350 1050 50  0001 C CNN
-	1    8350 1050
-	-1   0    0    1   
-$EndComp
-Wire Wire Line
-	8800 900  8350 900 
-Wire Wire Line
-	8800 1200 8350 1200
-Wire Wire Line
-	7950 1200 7950 1300
-Connection ~ 8350 1200
-Wire Wire Line
-	8350 1200 7950 1200
-$Comp
-L power:GND #PWR?
-U 1 1 5F3F562F
-P 7950 1300
-F 0 "#PWR?" H 7950 1050 50  0001 C CNN
-F 1 "GND" H 7955 1127 50  0000 C CNN
-F 2 "" H 7950 1300 50  0001 C CNN
-F 3 "" H 7950 1300 50  0001 C CNN
-	1    7950 1300
-	1    0    0    -1  
-$EndComp
-Wire Wire Line
-	8350 900  7950 900 
-Wire Wire Line
-	7950 900  7950 800 
-Connection ~ 8350 900 
-Text Label 8200 1550 0    50   ~ 0
-LSM6_SDX
-Text Label 8200 1650 0    50   ~ 0
-LSM6_SCX
-Text Label 8200 1850 0    50   ~ 0
-LSM6_SDA
-Wire Wire Line
-	8150 1450 8750 1450
-Wire Wire Line
-	8150 1550 8750 1550
-Wire Wire Line
-	8150 1650 8750 1650
-$Comp
-L Device:C C?
-U 1 1 5F408D5A
-P 8800 1050
-F 0 "C?" H 8685 1004 50  0000 R CNN
-F 1 "10uF" H 8685 1095 50  0000 R CNN
-F 2 "" H 8838 900 50  0001 C CNN
-F 3 "~" H 8800 1050 50  0001 C CNN
-	1    8800 1050
-	-1   0    0    1   
-$EndComp
-Wire Wire Line
-	8800 900  9350 900 
-Wire Wire Line
-	9350 900  9350 1150
-Connection ~ 8800 900 
-Wire Wire Line
-	9350 900  9450 900 
-Wire Wire Line
-	9450 900  9450 1150
-Connection ~ 9350 900 
-Wire Wire Line
-	8150 1850 8750 1850
-Wire Wire Line
-	8150 1950 8750 1950
-Wire Wire Line
-	8150 2050 8750 2050
-Wire Wire Line
-	9950 1450 10550 1450
-Wire Wire Line
-	9950 1550 10550 1550
-Text Label 8200 1950 0    50   ~ 0
-LSM6_SCL
-Text Label 8200 2050 0    50   ~ 0
-LSM6_CS
-Text Label 10000 1450 0    50   ~ 0
-LSM6_INT1
-Text Label 10000 1550 0    50   ~ 0
-LSM6_INT2
-Wire Wire Line
-	9350 2350 9450 2350
-Wire Wire Line
-	9450 2450 9450 2350
-Connection ~ 9450 2350
-$Comp
-L power:GND #PWR?
-U 1 1 5F44A5F7
-P 9450 2450
-F 0 "#PWR?" H 9450 2200 50  0001 C CNN
-F 1 "GND" H 9455 2277 50  0000 C CNN
-F 2 "" H 9450 2450 50  0001 C CNN
-F 3 "" H 9450 2450 50  0001 C CNN
-	1    9450 2450
-	1    0    0    -1  
-$EndComp
-Text Label 5100 4500 0    50   ~ 0
-LSM6_INT1
-Text Label 5100 4600 0    50   ~ 0
-LSM6_INT2
-Wire Wire Line
-	5000 4500 5650 4500
-Wire Wire Line
-	5000 4600 5650 4600
-$Comp
 L Battery_Management:BQ51050BRHL U?
 U 1 1 5F47B4A2
 P 8450 5450
@@ -1302,4 +1143,72 @@ Wire Wire Line
 Wire Wire Line
 	8600 3100 8250 3100
 Connection ~ 8600 3100
+Wire Wire Line
+	5000 4300 5150 4300
+Text GLabel 5150 4400 2    50   Input ~ 0
+IMU_SDI
+Text GLabel 5150 4500 2    50   Input ~ 0
+IMU_CLK
+Text GLabel 5150 4600 2    50   Input ~ 0
+IME_CS
+Text GLabel 5150 4300 2    50   Input ~ 0
+IMU_SDO
+Text GLabel 5150 4700 2    50   Input ~ 0
+IMU_INT1
+Text GLabel 5150 4800 2    50   Input ~ 0
+IMU_INT2
+Wire Wire Line
+	5150 4400 5000 4400
+Wire Wire Line
+	5000 4500 5150 4500
+Wire Wire Line
+	5150 4600 5000 4600
+Wire Wire Line
+	5000 4700 5150 4700
+Wire Wire Line
+	5150 4800 5000 4800
+$Comp
+L ldo:NCP161AMX300TBG U?
+U 1 1 5F310BCA
+P 6450 950
+F 0 "U?" H 6725 1115 50  0000 C CNN
+F 1 "NCP161AMX300TBG" H 6725 1024 50  0000 C CNN
+F 2 "dfn:UDFN-4_1x1mm_P0.65mm" H 6700 500 50  0001 C CNN
+F 3 "https://www.onsemi.com/pub/Collateral/NCP161-D.PDF" H 6450 700 50  0001 C CNN
+F 4 "ON Semiconductor" H 6450 1250 50  0001 C CNN "Manufacturer"
+F 5 "NCP161AMX300TBG" H 6450 1350 50  0001 C CNN "MFPN"
+	1    6450 950 
+	1    0    0    -1  
+$EndComp
+Text GLabel 7500 1050 2    50   Input ~ 0
+VBAT
+Wire Wire Line
+	7100 1050 7300 1050
+$Comp
+L Device:C C?
+U 1 1 5F319A53
+P 7300 1200
+F 0 "C?" H 7500 1150 50  0000 R CNN
+F 1 "0.1u" H 7500 1300 50  0000 R CNN
+F 2 "" H 7338 1050 50  0001 C CNN
+F 3 "~" H 7300 1200 50  0001 C CNN
+	1    7300 1200
+	1    0    0    1   
+$EndComp
+Connection ~ 7300 1050
+Wire Wire Line
+	7300 1050 7500 1050
+$Comp
+L power:GND #PWR?
+U 1 1 5F31A57E
+P 7300 1350
+F 0 "#PWR?" H 7300 1100 50  0001 C CNN
+F 1 "GND" H 7305 1177 50  0001 C CNN
+F 2 "" H 7300 1350 50  0001 C CNN
+F 3 "" H 7300 1350 50  0001 C CNN
+	1    7300 1350
+	1    0    0    -1  
+$EndComp
+Wire Wire Line
+	6350 1050 6000 1050
 $EndSCHEMATC