EESchema Schematic File Version 2
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:stm32
LIBS:switches
LIBS:w25q64cvss
LIBS:tbm64-cache
EELAYER 25 0
EELAYER END
$Descr A3 16535 11693
encoding utf-8
Sheet 1 1
Title "Trusted Boot Module"
Date "2017-05-23"
Rev "1"
Comp "Whitebox Systems"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Earth #PWR01
U 1 1 59241F02
P 4950 7100
F 0 "#PWR01" H 4950 6850 50  0001 C CNN
F 1 "Earth" H 4950 6950 50  0001 C CNN
F 2 "" H 4950 7100 50  0001 C CNN
F 3 "" H 4950 7100 50  0001 C CNN
	1    4950 7100
	1    0    0    -1  
$EndComp
$Comp
L Earth #PWR02
U 1 1 59241F18
P 5050 7100
F 0 "#PWR02" H 5050 6850 50  0001 C CNN
F 1 "Earth" H 5050 6950 50  0001 C CNN
F 2 "" H 5050 7100 50  0001 C CNN
F 3 "" H 5050 7100 50  0001 C CNN
	1    5050 7100
	1    0    0    -1  
$EndComp
$Comp
L Earth #PWR03
U 1 1 59241F2E
P 5150 7100
F 0 "#PWR03" H 5150 6850 50  0001 C CNN
F 1 "Earth" H 5150 6950 50  0001 C CNN
F 2 "" H 5150 7100 50  0001 C CNN
F 3 "" H 5150 7100 50  0001 C CNN
	1    5150 7100
	1    0    0    -1  
$EndComp
$Comp
L Earth #PWR04
U 1 1 59241F44
P 5250 7100
F 0 "#PWR04" H 5250 6850 50  0001 C CNN
F 1 "Earth" H 5250 6950 50  0001 C CNN
F 2 "" H 5250 7100 50  0001 C CNN
F 3 "" H 5250 7100 50  0001 C CNN
	1    5250 7100
	1    0    0    -1  
$EndComp
$Comp
L C C1
U 1 1 5924231B
P 1450 6400
F 0 "C1" H 1475 6500 50  0000 L CNN
F 1 "10pF" H 1475 6300 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 1488 6250 50  0001 C CNN
F 3 "" H 1450 6400 50  0001 C CNN
	1    1450 6400
	0    1    1    0   
$EndComp
$Comp
L C C2
U 1 1 5924237A
P 1450 6800
F 0 "C2" H 1475 6900 50  0000 L CNN
F 1 "10pF" H 1475 6700 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 1488 6650 50  0001 C CNN
F 3 "" H 1450 6800 50  0001 C CNN
	1    1450 6800
	0    1    1    0   
$EndComp
$Comp
L Earth #PWR05
U 1 1 592423DC
P 1000 6400
F 0 "#PWR05" H 1000 6150 50  0001 C CNN
F 1 "Earth" H 1000 6250 50  0001 C CNN
F 2 "" H 1000 6400 50  0001 C CNN
F 3 "" H 1000 6400 50  0001 C CNN
	1    1000 6400
	0    1    1    0   
$EndComp
$Comp
L Earth #PWR06
U 1 1 592423FC
P 1000 6800
F 0 "#PWR06" H 1000 6550 50  0001 C CNN
F 1 "Earth" H 1000 6650 50  0001 C CNN
F 2 "" H 1000 6800 50  0001 C CNN
F 3 "" H 1000 6800 50  0001 C CNN
	1    1000 6800
	0    1    1    0   
$EndComp
$Comp
L C C3
U 1 1 59242B27
P 3550 1950
F 0 "C3" H 3575 2050 50  0000 L CNN
F 1 "100nF" H 3575 1850 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 3588 1800 50  0001 C CNN
F 3 "" H 3550 1950 50  0001 C CNN
	1    3550 1950
	1    0    0    -1  
$EndComp
$Comp
L C C4
U 1 1 59242BC8
P 3900 1950
F 0 "C4" H 3925 2050 50  0000 L CNN
F 1 "100nF" H 3925 1850 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 3938 1800 50  0001 C CNN
F 3 "" H 3900 1950 50  0001 C CNN
	1    3900 1950
	1    0    0    -1  
$EndComp
$Comp
L Earth #PWR07
U 1 1 59242C6F
P 3650 2300
F 0 "#PWR07" H 3650 2050 50  0001 C CNN
F 1 "Earth" H 3650 2150 50  0001 C CNN
F 2 "" H 3650 2300 50  0001 C CNN
F 3 "" H 3650 2300 50  0001 C CNN
	1    3650 2300
	1    0    0    -1  
$EndComp
$Comp
L Earth #PWR08
U 1 1 59244108
P 1650 1700
F 0 "#PWR08" H 1650 1450 50  0001 C CNN
F 1 "Earth" H 1650 1550 50  0001 C CNN
F 2 "" H 1650 1700 50  0001 C CNN
F 3 "" H 1650 1700 50  0001 C CNN
	1    1650 1700
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X02 DEBUG1
U 1 1 59245A70
P 8350 4400
F 0 "DEBUG1" H 8350 4550 50  0000 C CNN
F 1 "CONN_01X02" V 8450 4400 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x02_Pitch2.54mm" H 8350 4400 50  0001 C CNN
F 3 "" H 8350 4400 50  0001 C CNN
	1    8350 4400
	1    0    0    -1  
$EndComp
$Comp
L W25Q64CVSS U1
U 1 1 5924613D
P 3500 1200
F 0 "U1" H 3550 1550 60  0000 C CNN
F 1 "W25Q64CVSS" H 3500 1000 60  0000 C CNN
F 2 "Housings_SOIC:SOIC-8_3.9x4.9mm_Pitch1.27mm" H 3500 850 60  0001 C CNN
F 3 "" H 3500 850 60  0001 C CNN
	1    3500 1200
	1    0    0    -1  
$EndComp
$Comp
L Earth #PWR09
U 1 1 5924660E
P 2800 1650
F 0 "#PWR09" H 2800 1400 50  0001 C CNN
F 1 "Earth" H 2800 1500 50  0001 C CNN
F 2 "" H 2800 1650 50  0001 C CNN
F 3 "" H 2800 1650 50  0001 C CNN
	1    2800 1650
	1    0    0    -1  
$EndComp
Text GLabel 3100 1000 0    60   Input ~ 0
SPI_CS
Text GLabel 7600 3850 2    60   Output ~ 0
SPI_CS
$Comp
L LED_Small D1
U 1 1 59249602
P 7900 5150
F 0 "D1" H 7850 5275 50  0000 L CNN
F 1 "LED_Small" H 7725 5050 50  0000 L CNN
F 2 "LEDs:LED_0603" V 7900 5150 50  0001 C CNN
F 3 "" V 7900 5150 50  0001 C CNN
	1    7900 5150
	1    0    0    -1  
$EndComp
$Comp
L R R2
U 1 1 592497B2
P 7550 5150
F 0 "R2" V 7630 5150 50  0000 C CNN
F 1 "R" V 7550 5150 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 7480 5150 50  0001 C CNN
F 3 "" H 7550 5150 50  0001 C CNN
	1    7550 5150
	0    -1   -1   0   
$EndComp
$Comp
L +3.3V #PWR010
U 1 1 5924B29D
P 4950 2650
F 0 "#PWR010" H 4950 2500 50  0001 C CNN
F 1 "+3.3V" H 4950 2790 50  0000 C CNN
F 2 "" H 4950 2650 50  0001 C CNN
F 3 "" H 4950 2650 50  0001 C CNN
	1    4950 2650
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR011
U 1 1 5924B329
P 4100 1700
F 0 "#PWR011" H 4100 1550 50  0001 C CNN
F 1 "+3.3V" H 4100 1840 50  0000 C CNN
F 2 "" H 4100 1700 50  0001 C CNN
F 3 "" H 4100 1700 50  0001 C CNN
	1    4100 1700
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR012
U 1 1 5924BAA5
P 8450 5100
F 0 "#PWR012" H 8450 4950 50  0001 C CNN
F 1 "+3.3V" H 8450 5240 50  0000 C CNN
F 2 "" H 8450 5100 50  0001 C CNN
F 3 "" H 8450 5100 50  0001 C CNN
	1    8450 5100
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR013
U 1 1 5924C041
P 1500 1050
F 0 "#PWR013" H 1500 900 50  0001 C CNN
F 1 "+3.3V" H 1500 1190 50  0000 C CNN
F 2 "" H 1500 1050 50  0001 C CNN
F 3 "" H 1500 1050 50  0001 C CNN
	1    1500 1050
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR014
U 1 1 5924C499
P 3950 750
F 0 "#PWR014" H 3950 600 50  0001 C CNN
F 1 "+3.3V" H 3950 890 50  0000 C CNN
F 2 "" H 3950 750 50  0001 C CNN
F 3 "" H 3950 750 50  0001 C CNN
	1    3950 750 
	1    0    0    -1  
$EndComp
Text GLabel 7600 3650 2    60   Output ~ 0
LIME_RX
Text GLabel 7600 3750 2    60   Input ~ 0
LIME_TX
$Comp
L R R1
U 1 1 592554C9
P 2550 3650
F 0 "R1" V 2630 3650 50  0000 C CNN
F 1 "10k" V 2550 3650 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 2480 3650 50  0001 C CNN
F 3 "" H 2550 3650 50  0001 C CNN
	1    2550 3650
	0    1    1    0   
$EndComp
$Comp
L Earth #PWR015
U 1 1 59255D93
P 1400 3750
F 0 "#PWR015" H 1400 3500 50  0001 C CNN
F 1 "Earth" H 1400 3600 50  0001 C CNN
F 2 "" H 1400 3750 50  0001 C CNN
F 3 "" H 1400 3750 50  0001 C CNN
	1    1400 3750
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR016
U 1 1 59255E65
P 1400 3500
F 0 "#PWR016" H 1400 3350 50  0001 C CNN
F 1 "+3.3V" H 1400 3640 50  0000 C CNN
F 2 "" H 1400 3500 50  0001 C CNN
F 3 "" H 1400 3500 50  0001 C CNN
	1    1400 3500
	1    0    0    -1  
$EndComp
Text GLabel 7600 3950 2    60   Input ~ 0
SPI_SCK
Text GLabel 4150 1200 2    60   Input ~ 0
SPI_SCK
Text GLabel 1300 1350 0    60   Input ~ 0
SWD_IO
Text GLabel 7450 4750 2    60   BiDi ~ 0
SWD_IO
Text GLabel 7450 4850 2    60   Output ~ 0
SWD_CLK
Text GLabel 1300 1450 0    60   Input ~ 0
SWD_CLK
Text GLabel 2850 3450 0    60   Input ~ 0
NRST
Text GLabel 1300 1550 0    60   Input ~ 0
NRST
$Comp
L STM32F100RDTx U2
U 1 1 592576E0
P 5150 5050
F 0 "U2" H 3050 6975 50  0000 L BNN
F 1 "STM32F100RDT6BTR" H 7250 6975 50  0000 R BNN
F 2 "Housings_QFP:LQFP-64_10x10mm_Pitch0.5mm" H 7250 6925 50  0001 R TNN
F 3 "" H 5150 5050 50  0001 C CNN
	1    5150 5050
	1    0    0    -1  
$EndComp
$Comp
L Earth #PWR017
U 1 1 59257C1C
P 5350 7100
F 0 "#PWR017" H 5350 6850 50  0001 C CNN
F 1 "Earth" H 5350 6950 50  0001 C CNN
F 2 "" H 5350 7100 50  0001 C CNN
F 3 "" H 5350 7100 50  0001 C CNN
	1    5350 7100
	1    0    0    -1  
$EndComp
$Comp
L SW_SPDT SW1
U 1 1 5925582A
P 1700 3650
F 0 "SW1" H 1700 3820 50  0000 C CNN
F 1 "SW_BOOT0" H 1700 3500 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPDT_CK-JS102011SAQN" H 1700 3650 50  0001 C CNN
F 3 "" H 1700 3650 50  0001 C CNN
	1    1700 3650
	-1   0    0    1   
$EndComp
Text GLabel 3100 1100 0    60   Output ~ 0
SPI_MISO
Text GLabel 4100 1300 2    60   Output ~ 0
SPI_MOSI
Text GLabel 7600 4050 2    60   Input ~ 0
SPI_MISO
Text GLabel 7600 4150 2    60   Output ~ 0
SPI_MOSI
$Comp
L R R3
U 1 1 5926A659
P 8500 5350
F 0 "R3" V 8580 5350 50  0000 C CNN
F 1 "R" V 8500 5350 50  0000 C CNN
F 2 "Resistors_SMD:R_0603_HandSoldering" V 8430 5350 50  0001 C CNN
F 3 "" H 8500 5350 50  0001 C CNN
	1    8500 5350
	0    1    1    0   
$EndComp
$Comp
L SW_SPDT SW2
U 1 1 5926A94D
P 8950 5350
F 0 "SW2" H 8950 5520 50  0000 C CNN
F 1 "SW_BOOT1" H 8850 5200 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPDT_CK-JS102011SAQN" H 8950 5350 50  0001 C CNN
F 3 "" H 8950 5350 50  0001 C CNN
	1    8950 5350
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR018
U 1 1 5926B240
P 9150 5200
F 0 "#PWR018" H 9150 5050 50  0001 C CNN
F 1 "+3.3V" H 9150 5340 50  0000 C CNN
F 2 "" H 9150 5200 50  0001 C CNN
F 3 "" H 9150 5200 50  0001 C CNN
	1    9150 5200
	1    0    0    -1  
$EndComp
$Comp
L Earth #PWR019
U 1 1 5926BAFA
P 9150 5500
F 0 "#PWR019" H 9150 5250 50  0001 C CNN
F 1 "Earth" H 9150 5350 50  0001 C CNN
F 2 "" H 9150 5500 50  0001 C CNN
F 3 "" H 9150 5500 50  0001 C CNN
	1    9150 5500
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR020
U 1 1 5926F40B
P 2450 850
F 0 "#PWR020" H 2450 700 50  0001 C CNN
F 1 "+3.3V" H 2450 990 50  0000 C CNN
F 2 "" H 2450 850 50  0001 C CNN
F 3 "" H 2450 850 50  0001 C CNN
	1    2450 850 
	1    0    0    -1  
$EndComp
$Comp
L Battery_Cell BT1
U 1 1 59270E22
P 2450 4150
F 0 "BT1" H 2550 4250 50  0000 L CNN
F 1 "Battery_Cell" H 2550 4150 50  0000 L CNN
F 2 "Battery_Holders:Keystone_1058_1x2032-CoinCell" V 2450 4210 50  0001 C CNN
F 3 "" V 2450 4210 50  0001 C CNN
	1    2450 4150
	1    0    0    -1  
$EndComp
$Comp
L Earth #PWR021
U 1 1 59270F56
P 2450 4300
F 0 "#PWR021" H 2450 4050 50  0001 C CNN
F 1 "Earth" H 2450 4150 50  0001 C CNN
F 2 "" H 2450 4300 50  0001 C CNN
F 3 "" H 2450 4300 50  0001 C CNN
	1    2450 4300
	1    0    0    -1  
$EndComp
Wire Wire Line
	2800 6550 2950 6550
Wire Wire Line
	2800 6400 2800 6550
Wire Wire Line
	1600 6400 2800 6400
Wire Wire Line
	2950 6650 2800 6650
Wire Wire Line
	2800 6650 2800 6800
Wire Wire Line
	2800 6800 1600 6800
Connection ~ 1900 6800
Connection ~ 1900 6400
Wire Wire Line
	1000 6400 1300 6400
Wire Wire Line
	1300 6800 1000 6800
Wire Wire Line
	4950 2650 4950 3050
Wire Wire Line
	5050 3050 5050 2700
Wire Wire Line
	4950 2700 5350 2700
Wire Wire Line
	5150 3050 5150 2700
Connection ~ 5150 2700
Wire Wire Line
	5250 3050 5250 2700
Connection ~ 5250 2700
Wire Wire Line
	5350 2700 5350 3050
Connection ~ 5300 2700
Wire Wire Line
	3550 1750 5550 1750
Wire Wire Line
	3550 1750 3550 1800
Wire Wire Line
	3900 1750 3900 1800
Wire Wire Line
	3550 2100 3550 2200
Wire Wire Line
	3550 2200 5550 2200
Wire Wire Line
	3900 2200 3900 2100
Wire Wire Line
	3650 2300 3650 2200
Connection ~ 3650 2200
Wire Wire Line
	1500 1250 1750 1250
Wire Wire Line
	1300 1350 1750 1350
Wire Wire Line
	1300 1450 1750 1450
Wire Wire Line
	1300 1550 1750 1550
Wire Wire Line
	4250 1750 4250 1800
Connection ~ 3900 1750
Wire Wire Line
	4250 2200 4250 2100
Connection ~ 3900 2200
Wire Wire Line
	7350 4350 8150 4350
Wire Wire Line
	8150 4450 7350 4450
Wire Wire Line
	3100 1300 2800 1300
Wire Wire Line
	2800 1300 2800 1650
Wire Wire Line
	3100 1000 3100 1000
Wire Wire Line
	7600 3850 7350 3850
Connection ~ 3950 1000
Wire Wire Line
	7800 5150 7700 5150
Wire Wire Line
	7400 5150 7350 5150
Wire Wire Line
	8450 5100 8450 5150
Wire Wire Line
	8450 5150 8000 5150
Connection ~ 4950 2700
Connection ~ 5050 2700
Wire Wire Line
	1500 1050 1500 1250
Wire Wire Line
	3950 750  3950 1100
Wire Wire Line
	7350 3650 7600 3650
Wire Wire Line
	7600 3750 7350 3750
Wire Wire Line
	2950 3650 2700 3650
Wire Wire Line
	2400 3650 1900 3650
Wire Wire Line
	1400 3750 1500 3750
Wire Wire Line
	1500 3550 1400 3550
Wire Wire Line
	1400 3550 1400 3500
Wire Wire Line
	7350 3950 7600 3950
Wire Wire Line
	3950 1200 4150 1200
Wire Wire Line
	2450 1200 3100 1200
Wire Wire Line
	7350 4750 7450 4750
Wire Wire Line
	7350 4850 7450 4850
Wire Wire Line
	2850 3450 2950 3450
Wire Wire Line
	4950 7100 4950 7050
Wire Wire Line
	5050 7100 5050 7050
Wire Wire Line
	5150 7100 5150 7050
Wire Wire Line
	5250 7100 5250 7050
Wire Wire Line
	5350 7100 5350 7050
Wire Wire Line
	7600 4050 7350 4050
Wire Wire Line
	7350 4150 7600 4150
Wire Wire Line
	2450 1200 2450 850 
Wire Wire Line
	7350 5350 8350 5350
Wire Wire Line
	8650 5350 8750 5350
Wire Wire Line
	9150 5200 9150 5250
Wire Wire Line
	9150 5450 9150 5500
Wire Wire Line
	3950 1300 4100 1300
Wire Wire Line
	2450 3950 2450 3850
Wire Wire Line
	2450 3850 2950 3850
Wire Wire Line
	2450 4300 2450 4250
$Comp
L C C5
U 1 1 59273677
P 4250 1950
F 0 "C5" H 4275 2050 50  0000 L CNN
F 1 "100nF" H 4275 1850 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 4288 1800 50  0001 C CNN
F 3 "" H 4250 1950 50  0001 C CNN
	1    4250 1950
	1    0    0    -1  
$EndComp
$Comp
L C C6
U 1 1 592736DD
P 4550 1950
F 0 "C6" H 4575 2050 50  0000 L CNN
F 1 "100nF" H 4575 1850 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 4588 1800 50  0001 C CNN
F 3 "" H 4550 1950 50  0001 C CNN
	1    4550 1950
	1    0    0    -1  
$EndComp
Wire Wire Line
	4550 1750 4550 1800
Connection ~ 4250 1750
Wire Wire Line
	4550 2200 4550 2100
Connection ~ 4250 2200
$Comp
L C C7
U 1 1 59273B0A
P 4850 1950
F 0 "C7" H 4875 2050 50  0000 L CNN
F 1 "100nF" H 4875 1850 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 4888 1800 50  0001 C CNN
F 3 "" H 4850 1950 50  0001 C CNN
	1    4850 1950
	1    0    0    -1  
$EndComp
Wire Wire Line
	4850 1750 4850 1800
Connection ~ 4550 1750
Wire Wire Line
	4850 2200 4850 2100
Connection ~ 4550 2200
$Comp
L C C8
U 1 1 59274128
P 5200 1950
F 0 "C8" H 5225 2050 50  0000 L CNN
F 1 "100nF" H 5225 1850 50  0000 L CNN
F 2 "Capacitors_SMD:C_0603_HandSoldering" H 5238 1800 50  0001 C CNN
F 3 "" H 5200 1950 50  0001 C CNN
	1    5200 1950
	1    0    0    -1  
$EndComp
Wire Wire Line
	5200 1750 5200 1800
Connection ~ 4850 1750
Wire Wire Line
	5200 2200 5200 2100
Connection ~ 4850 2200
$Comp
L C C9
U 1 1 592591A5
P 5550 1950
F 0 "C9" H 5575 2050 50  0000 L CNN
F 1 "10uF" H 5575 1850 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 5588 1800 50  0001 C CNN
F 3 "" H 5550 1950 50  0001 C CNN
	1    5550 1950
	1    0    0    -1  
$EndComp
Wire Wire Line
	5550 1750 5550 1800
Connection ~ 5200 1750
Wire Wire Line
	5550 2200 5550 2100
Connection ~ 5200 2200
$Comp
L CONN_01X05 J1
U 1 1 5925C243
P 1950 1450
F 0 "J1" H 1950 1750 50  0000 C CNN
F 1 "CONN_01X05" V 1750 1450 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x05_Pitch2.54mm" H 1950 1450 50  0001 C CNN
F 3 "" H 1950 1450 50  0001 C CNN
	1    1950 1450
	1    0    0    -1  
$EndComp
Wire Wire Line
	1650 1700 1650 1650
Wire Wire Line
	1650 1650 1750 1650
Text Notes 2000 1700 0    60   ~ 0
+3.3V\nSWD_IO\nSWD_CLK\nRESET\nGND
$Comp
L CONN_02X20 GPIO_3
U 1 1 59260C3B
P 7800 1700
F 0 "GPIO_3" H 7800 2750 50  0000 C CNN
F 1 "CONN_02X20" V 7800 1700 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_2x20_Pitch1.27mm_SMD" H 7800 750 50  0001 C CNN
F 3 "" H 7800 750 50  0001 C CNN
	1    7800 1700
	1    0    0    -1  
$EndComp
$Comp
L Earth #PWR022
U 1 1 59261344
P 8100 750
F 0 "#PWR022" H 8100 500 50  0001 C CNN
F 1 "Earth" H 8100 600 50  0001 C CNN
F 2 "" H 8100 750 50  0001 C CNN
F 3 "" H 8100 750 50  0001 C CNN
	1    8100 750 
	0    -1   -1   0   
$EndComp
Wire Wire Line
	8050 750  8100 750 
$Comp
L +3.3V #PWR023
U 1 1 592613FE
P 7450 800
F 0 "#PWR023" H 7450 650 50  0001 C CNN
F 1 "+3.3V" H 7450 940 50  0000 C CNN
F 2 "" H 7450 800 50  0001 C CNN
F 3 "" H 7450 800 50  0001 C CNN
	1    7450 800 
	1    0    0    -1  
$EndComp
Wire Wire Line
	7450 850  7550 850 
Wire Wire Line
	7450 850  7450 800 
Text GLabel 7450 950  0    60   Input ~ 0
NRST
Wire Wire Line
	7450 950  7550 950 
Wire Wire Line
	1900 6400 1900 6500
$Comp
L CONN_02X20 GPIO_2
U 1 1 592C963D
P 9150 1700
F 0 "GPIO_2" H 9150 2750 50  0000 C CNN
F 1 "CONN_02X20" V 9150 1700 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_2x20_Pitch1.27mm_SMD" H 9150 750 50  0001 C CNN
F 3 "" H 9150 750 50  0001 C CNN
	1    9150 1700
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR024
U 1 1 592C9728
P 8800 750
F 0 "#PWR024" H 8800 600 50  0001 C CNN
F 1 "+3.3V" H 8800 890 50  0000 C CNN
F 2 "" H 8800 750 50  0001 C CNN
F 3 "" H 8800 750 50  0001 C CNN
	1    8800 750 
	1    0    0    -1  
$EndComp
Wire Wire Line
	8800 750  8800 850 
Wire Wire Line
	8800 850  8900 850 
$Comp
L Earth #PWR025
U 1 1 592C9839
P 9500 750
F 0 "#PWR025" H 9500 500 50  0001 C CNN
F 1 "Earth" H 9500 600 50  0001 C CNN
F 2 "" H 9500 750 50  0001 C CNN
F 3 "" H 9500 750 50  0001 C CNN
	1    9500 750 
	0    -1   -1   0   
$EndComp
Wire Wire Line
	9400 750  9500 750 
Text GLabel 9500 2250 2    60   Output ~ 0
LIME_TX
Text GLabel 9500 2150 2    60   Input ~ 0
LIME_RX
Wire Wire Line
	9400 2150 9500 2150
Wire Wire Line
	9400 2250 9500 2250
$Comp
L Crystal Y1
U 1 1 592CCEC5
P 1900 6650
F 0 "Y1" H 1900 6800 50  0000 C CNN
F 1 "Crystal" H 1900 6500 50  0000 C CNN
F 2 "Crystals:Crystal_SMD_3215-2pin_3.2x1.5mm" H 1900 6650 50  0001 C CNN
F 3 "" H 1900 6650 50  0001 C CNN
	1    1900 6650
	0    1    1    0   
$EndComp
Wire Wire Line
	4100 1700 4100 1750
Connection ~ 4100 1750
$EndSCHEMATC