u2f-zero/u2f-zero.sch

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EESchema Schematic File Version 2
LIBS:u2f-zero-rescue
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:siliconlabs
LIBS:atmel_cryptoauth
LIBS:discrete
LIBS:u2f-zero-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L EFM8UB1 E1
U 1 1 56857441
P 5200 4500
F 0 "E1" H 4800 5100 60 0000 C CNN
F 1 "EFM8UB1" H 4650 5200 60 0000 C CNN
F 2 "footprints:EFM8UB1" H 4700 5000 60 0001 C CNN
F 3 "" H 4700 5000 60 0000 C CNN
1 5200 4500
1 0 0 -1
$EndComp
NoConn ~ 7600 4650
$Comp
L ATECC508A-RESCUE-u2f-zero A1
U 1 1 56857313
P 7000 4700
F 0 "A1" H 7300 5000 60 0000 C CNN
F 1 "ATECC508A" H 6900 5000 60 0000 C CNN
F 2 "SMD_Packages:SOIC-8-N" H 6600 4950 60 0001 C CNN
F 3 "" H 6600 4950 60 0000 C CNN
1 7000 4700
-1 0 0 1
$EndComp
NoConn ~ 7600 4750
Text Label 4350 4450 2 60 ~ 0
GND
NoConn ~ 7600 4850
NoConn ~ 6400 4750
NoConn ~ 6050 4400
NoConn ~ 6050 4250
Text Label 7850 5050 0 60 ~ 0
GND
Text Label 6400 5150 0 60 ~ 0
+3.3V
Text Label 6050 4700 0 60 ~ 0
GND
$Comp
L C C3
U 1 1 56857DEB
P 5350 5600
F 0 "C3" H 5375 5700 50 0000 L CNN
F 1 "0.1uF" H 5375 5500 50 0000 L CNN
F 2 "Capacitors_SMD:C_0402" H 5388 5450 50 0001 C CNN
F 3 "" H 5350 5600 50 0000 C CNN
1 5350 5600
0 -1 1 0
$EndComp
$Comp
L C C4
U 1 1 56857E44
P 5350 5950
F 0 "C4" H 5375 6050 50 0000 L CNN
F 1 "4.7uF" H 5375 5850 50 0000 L CNN
F 2 "Capacitors_SMD:C_0603" H 5388 5800 50 0001 C CNN
F 3 "" H 5350 5950 50 0000 C CNN
1 5350 5950
0 1 1 0
$EndComp
$Comp
L C C1
U 1 1 56858041
P 4400 5600
F 0 "C1" H 4425 5700 50 0000 L CNN
F 1 "0.1uF" H 4425 5500 50 0000 L CNN
F 2 "Capacitors_SMD:C_0402" H 4438 5450 50 0001 C CNN
F 3 "" H 4400 5600 50 0000 C CNN
1 4400 5600
0 1 1 0
$EndComp
$Comp
L C C2
U 1 1 5685809E
P 4400 5950
F 0 "C2" H 4425 6050 50 0000 L CNN
F 1 "4.7uF" H 4425 5850 50 0000 L CNN
F 2 "Capacitors_SMD:C_0603" H 4438 5800 50 0001 C CNN
F 3 "" H 4400 5950 50 0000 C CNN
1 4400 5950
0 1 1 0
$EndComp
Text Label 4050 6100 3 60 ~ 0
GND
Text Label 4750 5450 2 60 ~ 0
+3.3V
Text Label 7350 3600 0 60 ~ 0
+5V
NoConn ~ 4350 4150
NoConn ~ 4350 4300
$Comp
L DF5A5.6JE Z1
U 1 1 56857EAF
P 3450 4300
F 0 "Z1" H 3050 4350 60 0000 C CNN
F 1 "DF5A5.6JE" H 2900 4450 60 0000 C CNN
F 2 "TO_SOT_Packages_SMD:SOT-553" H 3450 4300 60 0001 C CNN
F 3 "" H 3450 4300 60 0000 C CNN
1 3450 4300
1 0 0 -1
$EndComp
Text Label 5900 5600 0 60 ~ 0
GND
Text Label 4900 6150 0 60 ~ 0
+5V
Text Label 3650 3900 2 60 ~ 0
+5V
Text Label 3450 3900 2 60 ~ 0
GND
Text Label 3750 4600 0 60 ~ 0
HD-
Text Label 3950 4750 2 60 ~ 0
HD+
Text Label 4350 3400 2 60 ~ 0
GND
$Comp
L R R1
U 1 1 56857B9B
P 7050 3450
F 0 "R1" V 7130 3450 50 0000 C CNN
F 1 "100" V 7050 3450 50 0000 C CNN
F 2 "Resistors_SMD:R_0603" V 6980 3450 50 0001 C CNN
F 3 "" H 7050 3450 50 0000 C CNN
1 7050 3450
0 1 1 0
$EndComp
NoConn ~ 5050 5300
NoConn ~ 5200 5300
NoConn ~ 5350 5300
Text Notes 3050 3750 0 60 ~ 0
Protect from ESD
Text Notes 3350 4900 0 60 ~ 0
Host USB data
Text Notes 6500 4350 0 60 ~ 0
Secure element for EC
$Comp
L CA_RGB-RESCUE-u2f-zero RGB1
U 1 1 5686DEFD
P 6250 3650
F 0 "RGB1" H 6500 3800 60 0000 C CNN
F 1 "CA_RGB" H 6150 3800 60 0000 C CNN
F 2 "footprints:LED-0606" H 7050 3700 60 0001 C CNN
F 3 "" H 6250 3700 60 0000 C CNN
1 6250 3650
1 0 0 1
$EndComp
$Comp
L GND #PWR01
U 1 1 5686E5B0
P 6550 5850
F 0 "#PWR01" H 6550 5600 50 0001 C CNN
F 1 "GND" H 6550 5700 50 0000 C CNN
F 2 "" H 6550 5850 50 0000 C CNN
F 3 "" H 6550 5850 50 0000 C CNN
1 6550 5850
1 0 0 -1
$EndComp
$Comp
L PWR_FLAG #FLG02
U 1 1 5686E60B
P 6850 5850
F 0 "#FLG02" H 6850 5945 50 0001 C CNN
F 1 "PWR_FLAG" H 6850 6030 50 0000 C CNN
F 2 "" H 6850 5850 50 0000 C CNN
F 3 "" H 6850 5850 50 0000 C CNN
1 6850 5850
-1 0 0 1
$EndComp
Wire Wire Line
6050 4850 6300 4850
Wire Wire Line
6300 4850 6300 4650
Wire Wire Line
6300 4650 6400 4650
Wire Wire Line
6400 4550 6050 4550
Wire Wire Line
6400 4850 6400 5150
Wire Wire Line
7600 4550 7850 4550
Wire Wire Line
7850 4550 7850 5050
Wire Wire Line
7200 3450 7350 3450
Wire Wire Line
7350 3450 7350 3600
Wire Wire Line
4900 5300 4900 6150
Wire Wire Line
4900 5950 5200 5950
Wire Wire Line
4900 5600 5200 5600
Connection ~ 4900 5950
Wire Wire Line
5500 5950 5750 5950
Wire Wire Line
5750 5950 5750 5600
Connection ~ 5750 5600
Connection ~ 4900 5600
Wire Wire Line
4750 5300 4750 5950
Wire Wire Line
4750 5600 4550 5600
Connection ~ 4750 5600
Wire Wire Line
4050 5600 4250 5600
Wire Wire Line
4750 5950 4550 5950
Wire Wire Line
4050 5600 4050 6100
Wire Wire Line
4050 5950 4250 5950
Connection ~ 4050 5950
Wire Wire Line
5500 5600 5900 5600
Wire Wire Line
5100 3400 5100 3700
Wire Wire Line
4500 3400 4350 3400
Wire Wire Line
6900 3450 6750 3450
Wire Wire Line
5550 3700 5550 3600
Wire Wire Line
5550 3600 5800 3600
Wire Wire Line
5800 3450 5400 3450
Wire Wire Line
5400 3450 5400 3700
Wire Wire Line
5250 3700 5250 3300
Wire Wire Line
5250 3300 5800 3300
Wire Wire Line
6850 5850 6850 5650
Wire Wire Line
6550 5650 6550 5850
Text Label 6850 5650 0 60 ~ 0
+5V
Text Label 6550 5650 0 60 ~ 0
GND
$Comp
L SW_PUSH SW1
U 1 1 5685E9F9
P 4800 3400
F 0 "SW1" H 4950 3510 50 0000 C CNN
F 1 "SW_PUSH" H 4800 3320 50 0000 C CNN
F 2 "footprints:MJTP1230" H 4800 3400 50 0001 C CNN
F 3 "" H 4800 3400 50 0000 C CNN
1 4800 3400
1 0 0 -1
$EndComp
Wire Wire Line
4950 3700 4950 3650
Wire Wire Line
4950 3650 5100 3650
Connection ~ 5100 3650
Wire Wire Line
3300 4600 3300 4750
Wire Wire Line
3300 4750 4350 4750
Wire Wire Line
3600 4600 4350 4600
NoConn ~ 3250 4000
Wire Wire Line
3450 4000 3450 3900
Wire Wire Line
3650 4000 3650 3900
$EndSCHEMATC