--- /dev/null
+EESchema Schematic File Version 4
+EELAYER 30 0
+EELAYER END
+$Descr A4 11693 8268
+encoding utf-8
+Sheet 1 3
+Title ""
+Date ""
+Rev ""
+Comp ""
+Comment1 ""
+Comment2 ""
+Comment3 ""
+Comment4 ""
+$EndDescr
+$Comp
+L Connector:USB_A J?
+U 1 1 6066D5F2
+P 2550 3250
+F 0 "J?" H 2607 3717 50 0000 C CNN
+F 1 "USB_A" H 2607 3626 50 0000 C CNN
+F 2 "" H 2700 3200 50 0001 C CNN
+F 3 " ~" H 2700 3200 50 0001 C CNN
+ 1 2550 3250
+ 1 0 0 -1
+$EndComp
+$Comp
+L Device:L L?
+U 1 1 6066E023
+P 3150 3050
+F 0 "L?" V 2969 3050 50 0000 C CNN
+F 1 "L" V 3060 3050 50 0000 C CNN
+F 2 "" H 3150 3050 50 0001 C CNN
+F 3 "~" H 3150 3050 50 0001 C CNN
+ 1 3150 3050
+ 0 1 1 0
+$EndComp
+$Comp
+L Device:C C?
+U 1 1 6066E800
+P 3400 3350
+F 0 "C?" H 3515 3396 50 0000 L CNN
+F 1 "C" H 3515 3305 50 0000 L CNN
+F 2 "" H 3438 3200 50 0001 C CNN
+F 3 "~" H 3400 3350 50 0001 C CNN
+ 1 3400 3350
+ 1 0 0 -1
+$EndComp
+$Comp
+L power:GND #PWR?
+U 1 1 6066F429
+P 3400 3700
+F 0 "#PWR?" H 3400 3450 50 0001 C CNN
+F 1 "GND" H 3405 3527 50 0000 C CNN
+F 2 "" H 3400 3700 50 0001 C CNN
+F 3 "" H 3400 3700 50 0001 C CNN
+ 1 3400 3700
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 3400 3700 3400 3500
+Wire Wire Line
+ 3400 3200 3400 3050
+Wire Wire Line
+ 3400 3050 3300 3050
+Wire Wire Line
+ 3000 3050 2850 3050
+$Comp
+L power:GND #PWR?
+U 1 1 6066F9FA
+P 2550 3800
+F 0 "#PWR?" H 2550 3550 50 0001 C CNN
+F 1 "GND" H 2555 3627 50 0000 C CNN
+F 2 "" H 2550 3800 50 0001 C CNN
+F 3 "" H 2550 3800 50 0001 C CNN
+ 1 2550 3800
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 2550 3800 2550 3650
+$Sheet
+S 3700 2900 1200 450
+U 6066FDCB
+F0 "Voltage upstep" 50
+F1 "upstep.sch" 50
+F2 "Vin" I L 3700 3050 50
+F3 "Vout" O R 4900 3050 50
+$EndSheet
+Wire Wire Line
+ 3400 3050 3700 3050
+Connection ~ 3400 3050
+$Comp
+L Device:C C?
+U 1 1 6067078E
+P 5100 3600
+F 0 "C?" H 5215 3646 50 0000 L CNN
+F 1 "C" H 5215 3555 50 0000 L CNN
+F 2 "" H 5138 3450 50 0001 C CNN
+F 3 "~" H 5100 3600 50 0001 C CNN
+ 1 5100 3600
+ 1 0 0 -1
+$EndComp
+$Sheet
+S 5300 2900 1100 450
+U 60670C08
+F0 "charger" 50
+F1 "changer.sch" 50
+F2 "Vin" I L 5300 3050 50
+F3 "Vout" O R 6400 3050 50
+$EndSheet
+Wire Wire Line
+ 4900 3050 5100 3050
+Wire Wire Line
+ 5100 3050 5100 3450
+Wire Wire Line
+ 5100 3050 5300 3050
+Connection ~ 5100 3050
+$Comp
+L Device:Battery BT?
+U 1 1 6067194B
+P 6600 3450
+F 0 "BT?" H 6708 3496 50 0000 L CNN
+F 1 "Battery" H 6708 3405 50 0000 L CNN
+F 2 "" V 6600 3510 50 0001 C CNN
+F 3 "~" V 6600 3510 50 0001 C CNN
+ 1 6600 3450
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 6600 3250 6600 3050
+Wire Wire Line
+ 6600 3050 6400 3050
+$Comp
+L power:GND #PWR?
+U 1 1 6067278E
+P 6600 3750
+F 0 "#PWR?" H 6600 3500 50 0001 C CNN
+F 1 "GND" H 6605 3577 50 0000 C CNN
+F 2 "" H 6600 3750 50 0001 C CNN
+F 3 "" H 6600 3750 50 0001 C CNN
+ 1 6600 3750
+ 1 0 0 -1
+$EndComp
+$Comp
+L power:GND #PWR?
+U 1 1 60672D3C
+P 5100 3850
+F 0 "#PWR?" H 5100 3600 50 0001 C CNN
+F 1 "GND" H 5105 3677 50 0000 C CNN
+F 2 "" H 5100 3850 50 0001 C CNN
+F 3 "" H 5100 3850 50 0001 C CNN
+ 1 5100 3850
+ 1 0 0 -1
+$EndComp
+Wire Wire Line
+ 5100 3850 5100 3750
+Wire Wire Line
+ 6600 3750 6600 3650
+$EndSCHEMATC