mcu.sch

EESchema Schematic File Version 2
LIBS:usb
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:special
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:microsd
LIBS:conn_16
LIBS:conn_15
LIBS:conn_18
LIBS:mcp73831
LIBS:SparkFun
LIBS:tac_switchsmd_evqp2
LIBS:cn3063
LIBS:mic5205
LIBS:NUC120_QFN48
LIBS:mcp1702
LIBS:multireg
LIBS:inductor_select
LIBS:logo
LIBS:MK20LF
LIBS:mounthole
LIBS:vssa
LIBS:vdda
LIBS:mchck-cache
EELAYER 27 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 3 4
Title "MC HCK microcontroller board"
Date "28 feb 2014"
Rev "R5-rc3"
Comp "(c) 2011,2012,2013 Simon Schubert"
Comment1 "CERN OHL v.1.1 or later"
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L C C10
U 1 1 4F475346
P 10700 1200
F 0 "C10" H 10750 1300 50  0000 L CNN
F 1 "100n" H 10750 1100 50  0000 L CNN
F 2 "SM0603_Capa" H 10700 1200 60  0001 C CNN
F 3 "" H 10700 1200 60  0001 C CNN
F 4 "optional" H 10700 1200 60  0001 C CNN "populate"
	1    10700 1200
	1    0    0    -1  
$EndComp
$Comp
L C C4
U 1 1 4F22F29F
P 4200 4250
F 0 "C4" H 4250 4350 50  0000 L CNN
F 1 "100n" H 4250 4150 50  0000 L CNN
F 2 "SMD-1005" H 4250 4250 50  0001 C CNN
F 3 "" H 4200 4250 60  0001 C CNN
	1    4200 4250
	-1   0    0    -1  
$EndComp
Text Notes 9000 750  0    40   Italic 0
Optional SPI flash IC
$Comp
L SPI_FLASH-X25XXSMD U3
U 1 1 4F22E1F9
P 9350 1100
F 0 "U3" H 9350 1100 60  0000 C CNN
F 1 "SPI_FLASH-X25XXSMD" H 9350 750 60  0000 C CNN
F 2 "SparkFun-SO08" H 9350 850 60  0001 C CNN
F 3 "" H 9350 1100 60  0001 C CNN
F 4 "optional" H 9350 1100 60  0001 C CNN "populate"
	1    9350 1100
	1    0    0    -1  
$EndComp
$Comp
L C C5
U 1 1 4F22C606
P 6050 6200
F 0 "C5" H 6100 6300 50  0000 L CNN
F 1 "100n" H 6100 6100 50  0000 L CNN
F 2 "SMD-1005" H 6100 6200 50  0001 C CNN
F 3 "" H 6050 6200 60  0001 C CNN
	1    6050 6200
	-1   0    0    -1  
$EndComp
$Comp
L R R3
U 1 1 4E4186C6
P 8900 3650
F 0 "R3" V 9000 3650 50  0000 C CNN
F 1 "1k" V 8900 3650 50  0000 C CNN
F 2 "SMD-1005" H 8900 3650 60  0001 C CNN
F 3 "" H 8900 3650 60  0001 C CNN
	1    8900 3650
	0    -1   -1   0   
$EndComp
$Comp
L LED D1
U 1 1 4E418482
P 8400 3650
F 0 "D1" H 8400 3550 50  0000 C CNN
F 1 "LED" V 8500 3800 50  0001 C CNN
F 2 "LED-0603" H 8400 3650 60  0001 C CNN
F 3 "" H 8400 3650 60  0001 C CNN
	1    8400 3650
	1    0    0    1   
$EndComp
$Comp
L C C6
U 1 1 4E4181C7
P 8300 4450
F 0 "C6" H 8350 4550 50  0000 L CNN
F 1 "100n" H 8350 4350 50  0000 L CNN
F 2 "SMD-1005" H 8300 4450 60  0001 C CNN
F 3 "" H 8300 4450 60  0001 C CNN
	1    8300 4450
	1    0    0    -1  
$EndComp
Text Notes 8250 3950 0    40   ~ 0
RESET internally\npulled high
$Comp
L C C3
U 1 1 4F22C5A2
P 4050 2700
F 0 "C3" H 4100 2800 50  0000 L CNN
F 1 "100n" H 4100 2600 50  0000 L CNN
F 2 "SMD-1005" H 4100 2700 50  0001 C CNN
F 3 "" H 4050 2700 60  0001 C CNN
	1    4050 2700
	-1   0    0    -1  
$EndComp
$Comp
L MK20LF U1
U 1 1 5044CEB6
P 5800 3700
F 0 "U1" H 5800 3600 50  0000 C CNN
F 1 "MK20LF" H 5800 3850 50  0000 C CNN
F 2 "LQFP48" H 5800 3950 50  0001 C CNN
F 3 "" H 5800 3700 60  0001 C CNN
	1    5800 3700
	1    0    0    -1  
$EndComp
Text HLabel 5650 5550 3    40   3State ~ 0
SWD_CLK
Text HLabel 5950 5550 3    40   3State ~ 0
SWD_DIO
Text HLabel 5750 5550 3    40   3State ~ 0
PL4
Text HLabel 5850 5550 3    40   3State ~ 0
PL5
Text HLabel 5350 1850 1    40   3State ~ 0
PU2
Text HLabel 5450 1850 1    40   3State ~ 0
PU3
Text HLabel 5550 1850 1    40   3State ~ 0
PU4
Text HLabel 5650 1850 1    40   3State ~ 0
PU5
Text HLabel 5750 1850 1    40   3State ~ 0
PU6
Text HLabel 5850 1850 1    40   3State ~ 0
PU7
Text HLabel 5950 1850 1    40   3State ~ 0
PU8
Text HLabel 6050 1850 1    40   3State ~ 0
PU9
Text HLabel 6250 1850 1    40   3State ~ 0
PU10
Text HLabel 7650 3150 2    40   3State ~ 0
PU11
Text HLabel 6050 5550 3    40   3State ~ 0
PL6
Text HLabel 6350 5550 3    40   3State ~ 0
PL7
Text HLabel 7650 3350 2    40   3State ~ 0
PU13
Text HLabel 7650 3550 2    40   3State ~ 0
PU14
$Comp
L CRYSTAL32-SMD Y1
U 1 1 5045BE79
P 5200 6250
F 0 "Y1" H 5300 6290 50  0000 L BNN
F 1 "CRYSTAL32-SMD" H 5300 6150 50  0001 L BNN
F 2 "SparkFun-CRYSTAL-32KHZ-SMD" H 5200 6400 50  0001 C CNN
F 3 "" H 5200 6250 60  0001 C CNN
F 4 "optional" H 5200 6250 60  0001 C CNN "populate"
	1    5200 6250
	1    0    0    -1  
$EndComp
Text HLabel 7650 4250 2    40   3State ~ 0
PL8
Text HLabel 7650 4050 2    40   3State ~ 0
PL9
Text HLabel 7650 3950 2    40   3State ~ 0
PL10
Text HLabel 7650 3850 2    40   3State ~ 0
PL11
Text HLabel 7650 3750 2    40   3State ~ 0
PL12
$Comp
L VSS #PWR08
U 1 1 50460275
P 4050 3000
F 0 "#PWR08" H 4050 3000 30  0001 C CNN
F 1 "VSS" H 4050 2930 30  0000 C CNN
F 2 "" H 4050 3000 60  0001 C CNN
F 3 "" H 4050 3000 60  0001 C CNN
	1    4050 3000
	1    0    0    -1  
$EndComp
$Comp
L VSS #PWR09
U 1 1 50460346
P 6050 6500
F 0 "#PWR09" H 6050 6500 30  0001 C CNN
F 1 "VSS" H 6050 6430 30  0000 C CNN
F 2 "" H 6050 6500 60  0001 C CNN
F 3 "" H 6050 6500 60  0001 C CNN
	1    6050 6500
	1    0    0    -1  
$EndComp
$Comp
L VSS #PWR010
U 1 1 504603CB
P 9300 4400
F 0 "#PWR010" H 9300 4400 30  0001 C CNN
F 1 "VSS" H 9300 4330 30  0000 C CNN
F 2 "" H 9300 4400 60  0001 C CNN
F 3 "" H 9300 4400 60  0001 C CNN
	1    9300 4400
	1    0    0    -1  
$EndComp
$Comp
L VSS #PWR011
U 1 1 50460578
P 8300 4700
F 0 "#PWR011" H 8300 4700 30  0001 C CNN
F 1 "VSS" H 8300 4630 30  0000 C CNN
F 2 "" H 8300 4700 60  0001 C CNN
F 3 "" H 8300 4700 60  0001 C CNN
	1    8300 4700
	1    0    0    -1  
$EndComp
$Comp
L VSS #PWR012
U 1 1 50460963
P 8600 1450
F 0 "#PWR012" H 8600 1450 30  0001 C CNN
F 1 "VSS" H 8600 1380 30  0000 C CNN
F 2 "" H 8600 1450 60  0001 C CNN
F 3 "" H 8600 1450 60  0001 C CNN
	1    8600 1450
	1    0    0    -1  
$EndComp
$Comp
L VSS #PWR013
U 1 1 50460988
P 10700 1500
F 0 "#PWR013" H 10700 1500 30  0001 C CNN
F 1 "VSS" H 10700 1430 30  0000 C CNN
F 2 "" H 10700 1500 60  0001 C CNN
F 3 "" H 10700 1500 60  0001 C CNN
	1    10700 1500
	1    0    0    -1  
$EndComp
Text Notes 5000 6500 0    40   Italic 0
Optional RTC\ncrystal
Text Notes 6800 5300 0    40   Italic 0
Optional 2-8MHz\ncrystal on A18/A19
$Comp
L TAC_SWITCHSMD_EVQP2 S1
U 1 1 50466EFD
P 9000 4050
F 0 "S1" H 9200 4150 50  0000 L BNN
F 1 "TAC_SWITCHSMD_EVQP2" H 8900 3800 50  0001 L BNN
F 2 "TACT_4x3" H 9000 4200 50  0001 C CNN
F 3 "" H 9000 4050 60  0001 C CNN
	1    9000 4050
	1    0    0    -1  
$EndComp
Text HLabel 5250 1850 1    40   3State ~ 0
PU1
Text HLabel 4250 3350 0    40   3State ~ 0
USB_DP
Text HLabel 4250 3450 0    40   3State ~ 0
USB_DM
$Comp
L C C1
U 1 1 5048FC9E
P 3450 3250
F 0 "C1" H 3500 3350 50  0000 L CNN
F 1 "2.2u" H 3500 3150 50  0000 L CNN
F 2 "SMD-1005" H 3500 3250 50  0001 C CNN
F 3 "" H 3450 3250 60  0001 C CNN
	1    3450 3250
	-1   0    0    -1  
$EndComp
$Comp
L VSS #PWR014
U 1 1 5048FCA9
P 3450 3500
F 0 "#PWR014" H 3450 3500 30  0001 C CNN
F 1 "VSS" H 3450 3430 30  0000 C CNN
F 2 "" H 3450 3500 60  0001 C CNN
F 3 "" H 3450 3500 60  0001 C CNN
	1    3450 3500
	1    0    0    -1  
$EndComp
Text HLabel 3800 3650 0    40   Input ~ 0
+5V
$Comp
L VSS #PWR015
U 1 1 5047A8E0
P 9300 3700
F 0 "#PWR015" H 9300 3700 30  0001 C CNN
F 1 "VSS" H 9300 3630 30  0000 C CNN
F 2 "" H 9300 3700 60  0001 C CNN
F 3 "" H 9300 3700 60  0001 C CNN
	1    9300 3700
	1    0    0    -1  
$EndComp
Connection ~ 10050 1000
Wire Wire Line
	10050 1000 10050 1100
Wire Wire Line
	10050 1100 9950 1100
Wire Wire Line
	10700 1000 10700 900 
Wire Wire Line
	5850 1850 5850 2350
Wire Wire Line
	5750 1850 5750 2350
Wire Wire Line
	8400 1000 8750 1000
Wire Wire Line
	9950 1200 10450 1200
Wire Wire Line
	8600 1450 8600 1300
Wire Wire Line
	8600 1300 8750 1300
Wire Wire Line
	5650 1850 5650 2350
Wire Wire Line
	9300 4400 9300 4150
Wire Wire Line
	9300 4150 9200 4150
Wire Wire Line
	8300 4650 8300 4700
Wire Wire Line
	9950 1300 10450 1300
Wire Wire Line
	8400 1100 8750 1100
Wire Notes Line
	11000 600  8100 600 
Wire Notes Line
	11000 600  11000 1650
Wire Notes Line
	11000 1650 8100 1650
Wire Notes Line
	8100 1650 8100 600 
Wire Wire Line
	8250 1200 8750 1200
Wire Wire Line
	9950 1000 10700 1000
Wire Wire Line
	10700 1400 10700 1500
Wire Wire Line
	4050 3000 4050 2900
Wire Wire Line
	4200 4450 4200 4500
Wire Wire Line
	8250 1100 8250 1200
Wire Wire Line
	3800 3650 4450 3650
Wire Wire Line
	4450 3750 3950 3750
Wire Wire Line
	4450 3850 3950 3850
Wire Wire Line
	4450 3350 4250 3350
Wire Wire Line
	4450 3450 4250 3450
Wire Wire Line
	6150 5050 6150 6000
Wire Wire Line
	6050 6400 6050 6500
Wire Wire Line
	6250 6400 6250 5050
Wire Wire Line
	6050 6400 6250 6400
Wire Wire Line
	5550 5050 5550 6100
Wire Wire Line
	5250 5050 5250 5550
Wire Wire Line
	5650 5050 5650 5550
Wire Wire Line
	5850 5050 5850 5550
Wire Wire Line
	5950 5550 5950 5050
Wire Wire Line
	5750 5050 5750 5550
Wire Wire Line
	6050 5550 6050 5050
Wire Wire Line
	5250 2350 5250 1850
Wire Wire Line
	5350 2350 5350 1850
Wire Wire Line
	5450 1850 5450 2350
Wire Wire Line
	5950 2350 5950 1850
Wire Wire Line
	6050 1300 6050 2350
Wire Wire Line
	6150 1400 6150 2350
Wire Wire Line
	6250 1500 6250 2350
Wire Wire Line
	6350 2350 6350 1850
Wire Wire Line
	6350 5050 6350 5550
Wire Wire Line
	7150 4250 7650 4250
Wire Wire Line
	7000 5100 6350 5100
Connection ~ 6350 5100
Wire Wire Line
	7200 5100 7200 4250
Connection ~ 7200 4250
Wire Wire Line
	7150 3150 7650 3150
Wire Wire Line
	7650 3250 7150 3250
Wire Wire Line
	5150 6100 5100 6100
Wire Wire Line
	5100 6100 5100 6250
Wire Wire Line
	5300 6250 5300 6100
Wire Wire Line
	5300 6100 5250 6100
Wire Wire Line
	7150 4050 7650 4050
Wire Wire Line
	7650 3950 7150 3950
Wire Wire Line
	7150 3850 7650 3850
Wire Wire Line
	7650 3750 7150 3750
Wire Wire Line
	6050 5950 6050 6000
Wire Wire Line
	6050 6000 6150 6000
Wire Wire Line
	4050 2500 4050 2450
Wire Notes Line
	4950 5950 5450 5950
Wire Notes Line
	5450 5950 5450 6650
Wire Notes Line
	5450 6650 4950 6650
Wire Notes Line
	4950 6650 4950 5950
Wire Notes Line
	6750 4900 7550 4900
Wire Notes Line
	7550 4900 7550 5400
Wire Notes Line
	7550 5400 6750 5400
Wire Notes Line
	6750 5400 6750 4900
Wire Wire Line
	9200 4150 9200 4050
Wire Wire Line
	5550 2350 5550 1850
Wire Wire Line
	5450 5050 5450 5850
Wire Wire Line
	5450 5850 5250 5850
Wire Wire Line
	5250 5850 5250 6100
Wire Wire Line
	5350 5050 5350 5800
Wire Wire Line
	5350 5800 5150 5800
Wire Wire Line
	5150 5800 5150 6100
Wire Wire Line
	3450 3450 3450 3500
Wire Wire Line
	9150 3650 9300 3650
Wire Wire Line
	9300 3650 9300 3700
Wire Wire Line
	8600 3650 8650 3650
Wire Wire Line
	8300 4050 8300 4250
Wire Wire Line
	8800 4050 8300 4050
Connection ~ 8300 4150
Wire Wire Line
	7150 4150 8300 4150
NoConn ~ 8800 4150
$Comp
L VDDA #PWR016
U 1 1 51F00CD5
P 4200 4000
F 0 "#PWR016" H 4200 4120 20  0001 C CNN
F 1 "VDDA" H 4200 4090 30  0000 C CNN
F 2 "" H 4200 4000 60  0000 C CNN
F 3 "" H 4200 4000 60  0000 C CNN
	1    4200 4000
	1    0    0    -1  
$EndComp
$Comp
L VSSA #PWR017
U 1 1 51F00CEE
P 4200 4500
F 0 "#PWR017" H 4200 4500 30  0001 C CNN
F 1 "VSSA" H 4200 4430 30  0000 C CNN
F 2 "" H 4200 4500 60  0000 C CNN
F 3 "" H 4200 4500 60  0000 C CNN
	1    4200 4500
	1    0    0    -1  
$EndComp
Wire Wire Line
	3750 3050 3750 3550
Wire Wire Line
	3750 3550 4450 3550
Wire Wire Line
	4050 2900 4200 2900
Wire Wire Line
	4200 2900 4200 3250
Wire Wire Line
	4200 3250 4450 3250
Wire Wire Line
	4450 3150 4300 3150
Wire Wire Line
	4300 3150 4300 2500
Wire Wire Line
	4300 2500 4050 2500
Text Label 8400 1000 0    40   ~ 0
FLASH_CS
Text Label 8400 1100 0    40   ~ 0
FLASH_MISO
Text Label 10450 1200 2    40   ~ 0
FLASH_SCK
Text Label 10450 1300 2    40   ~ 0
FLASH_MOSI
Text HLabel 6150 1850 1    40   3State ~ 0
PR2
Text HLabel 7650 3250 2    40   3State ~ 0
PR3
Wire Wire Line
	7150 3350 7650 3350
Wire Wire Line
	7150 3450 8000 3450
Text HLabel 6350 1850 1    40   3State ~ 0
PR1
Text HLabel 7650 3450 2    40   3State ~ 0
PR5
Text HLabel 7650 3650 2    40   3State ~ 0
PR6
Wire Wire Line
	7650 3550 7150 3550
Wire Wire Line
	7150 3650 8200 3650
Text HLabel 3950 3750 0    40   3State ~ 0
PL1
Text HLabel 3950 3850 0    40   3State ~ 0
PL2
Text HLabel 5250 5550 3    40   3State ~ 0
PL3
Wire Wire Line
	3450 3000 3450 3050
Wire Wire Line
	3450 3050 3750 3050
Wire Wire Line
	5550 6100 5650 6100
Wire Wire Line
	5650 6100 5650 6050
Wire Wire Line
	6250 1500 6750 1500
Wire Wire Line
	6150 1400 6750 1400
Wire Wire Line
	6050 1300 6750 1300
Text Label 6750 1500 2    40   ~ 0
FLASH_SCK
Text Label 6750 1400 2    40   ~ 0
FLASH_MOSI
Text Label 6750 1300 2    40   ~ 0
FLASH_MISO
Wire Wire Line
	8000 3450 8000 3300
Wire Wire Line
	8000 3300 8600 3300
Text Label 8600 3300 2    40   ~ 0
FLASH_CS
$Comp
L C C8
U 1 1 51F3DD1A
P 4850 5350
F 0 "C8" H 4900 5450 50  0000 L CNN
F 1 "100n" H 4900 5250 50  0000 L CNN
F 2 "SM0603_Capa" H 4900 5350 50  0001 C CNN
F 3 "" H 4850 5350 60  0001 C CNN
F 4 "optional" H 4850 5350 60  0001 C CNN "populate"
	1    4850 5350
	-1   0    0    -1  
$EndComp
$Comp
L VSSA #PWR018
U 1 1 51F3DD3D
P 4850 5600
F 0 "#PWR018" H 4850 5600 30  0001 C CNN
F 1 "VSSA" H 4850 5530 30  0000 C CNN
F 2 "" H 4850 5600 60  0000 C CNN
F 3 "" H 4850 5600 60  0000 C CNN
	1    4850 5600
	1    0    0    -1  
$EndComp
Wire Wire Line
	4850 5550 4850 5600
Wire Wire Line
	4850 5150 5250 5150
Connection ~ 5250 5150
Text Notes 4250 5300 0    40   ~ 0
Populate if\nusing VREF
Wire Notes Line
	4150 5050 5000 5050
Wire Notes Line
	5000 5750 4150 5750
Wire Notes Line
	4150 5750 4150 5050
Wire Notes Line
	5000 5050 5000 5750
Text HLabel 3450 3000 1    40   Output ~ 0
VREGUSB
$Comp
L VDD #PWR019
U 1 1 520A1E9B
P 4050 2450
F 0 "#PWR019" H 4050 2550 30  0001 C CNN
F 1 "VDD" H 4050 2560 30  0000 C CNN
F 2 "" H 4050 2450 60  0000 C CNN
F 3 "" H 4050 2450 60  0000 C CNN
	1    4050 2450
	1    0    0    -1  
$EndComp
$Comp
L VDD #PWR020
U 1 1 520A1EB4
P 10700 900
F 0 "#PWR020" H 10700 1000 30  0001 C CNN
F 1 "VDD" H 10700 1010 30  0000 C CNN
F 2 "" H 10700 900 60  0000 C CNN
F 3 "" H 10700 900 60  0000 C CNN
	1    10700 900 
	1    0    0    -1  
$EndComp
$Comp
L VDD #PWR021
U 1 1 520A1ECD
P 5650 6050
F 0 "#PWR021" H 5650 6150 30  0001 C CNN
F 1 "VDD" H 5650 6160 30  0000 C CNN
F 2 "" H 5650 6050 60  0000 C CNN
F 3 "" H 5650 6050 60  0000 C CNN
	1    5650 6050
	1    0    0    -1  
$EndComp
$Comp
L VDD #PWR022
U 1 1 520A1EE4
P 6050 5950
F 0 "#PWR022" H 6050 6050 30  0001 C CNN
F 1 "VDD" H 6050 6060 30  0000 C CNN
F 2 "" H 6050 5950 60  0000 C CNN
F 3 "" H 6050 5950 60  0000 C CNN
	1    6050 5950
	1    0    0    -1  
$EndComp
$Comp
L VDD #PWR023
U 1 1 520A48BD
P 8250 1100
F 0 "#PWR023" H 8250 1200 30  0001 C CNN
F 1 "VDD" H 8250 1210 30  0000 C CNN
F 2 "" H 8250 1100 60  0000 C CNN
F 3 "" H 8250 1100 60  0000 C CNN
	1    8250 1100
	1    0    0    -1  
$EndComp
Wire Wire Line
	4200 4000 4200 4050
Wire Wire Line
	4200 4050 4450 4050
Wire Wire Line
	4450 3950 4350 3950
Wire Wire Line
	4350 3950 4350 4050
Connection ~ 4350 4050
Wire Wire Line
	4200 4450 4350 4450
Wire Wire Line
	4350 4450 4350 4150
Wire Wire Line
	4350 4150 4450 4150
Wire Wire Line
	4450 4250 4350 4250
Connection ~ 4350 4250
$EndSCHEMATC