mcu.sch

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:74lv1t34
LIBS:93lc46b
LIBS:Diodes_Mosfet
LIBS:hole
LIBS:Microchip_CAN
LIBS:Microchip_regulator
LIBS:MPS_Regulators
LIBS:St_Baluns
LIBS:Ti_Logic
LIBS:Ti_Regulators
LIBS:tsl256x
LIBS:voltage-translators
LIBS:Silabs
LIBS:Wurth_Eth
LIBS:Ti_POE
LIBS:Nordic_BLE
LIBS:antenna-nc
LIBS:NXP_NFC
LIBS:Recom_Power
LIBS:NXP_Can
LIBS:Solder_Bridge
LIBS:AP65352
LIBS:symbol
LIBS:pinky-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 4 6
Title "MCU + BLE"
Date "2016-02"
Rev ""
Comp "BetaMachine"
Comment1 "Pinky"
Comment2 "AAA User Frontend"
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L C C23
U 1 1 56BFA8AB
P 4450 4800
F 0 "C23" H 4475 4900 50  0000 L CNN
F 1 "100nF" H 4475 4700 50  0000 L CNN
F 2 "Capacitors_SMD:C_0402" H 4488 4650 50  0001 C CNN
F 3 "" H 4450 4800 50  0000 C CNN
F 4 "Murata" H 4450 4800 60  0001 C CNN "MFN"
F 5 "GRM188R71E104KA01D" H 4450 4800 60  0001 C CNN "MFP"
F 6 "81-GRM39X104K25" H 4450 4800 60  0001 C CNN "S1PN"
F 7 "nRF VDD dec SW" H 4450 4800 60  0001 C CNN "Description"
	1    4450 4800
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR35
U 1 1 56BFA8AC
P 4450 5050
F 0 "#PWR35" H 4450 4800 50  0001 C CNN
F 1 "GND" H 4450 4900 50  0000 C CNN
F 2 "" H 4450 5050 50  0000 C CNN
F 3 "" H 4450 5050 50  0000 C CNN
	1    4450 5050
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR36
U 1 1 56BFA8AD
P 4950 5250
F 0 "#PWR36" H 4950 5000 50  0001 C CNN
F 1 "GND" H 4950 5100 50  0000 C CNN
F 2 "" H 4950 5250 50  0000 C CNN
F 3 "" H 4950 5250 50  0000 C CNN
	1    4950 5250
	1    0    0    -1  
$EndComp
$Comp
L C C28
U 1 1 56BFA8AE
P 7350 4450
F 0 "C28" H 7375 4550 50  0000 L CNN
F 1 "47nF" H 7375 4350 50  0000 L CNN
F 2 "Capacitors_SMD:C_0402" V 7150 4200 50  0001 C CNN
F 3 "" H 7350 4450 50  0000 C CNN
F 4 "Murata" H 7350 4450 60  0001 C CNN "MFN"
F 5 "GRM188R71E473KA01D" H 7350 4450 60  0001 C CNN "MFP"
F 6 "81-GRM39X473K25D" H 7350 4450 60  0001 C CNN "S1PN"
F 7 "nRF DEC2 cap" H 7350 4450 60  0001 C CNN "Description"
	1    7350 4450
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR40
U 1 1 56BFA8AF
P 7350 4700
F 0 "#PWR40" H 7350 4450 50  0001 C CNN
F 1 "GND" H 7350 4550 50  0000 C CNN
F 2 "" H 7350 4700 50  0000 C CNN
F 3 "" H 7350 4700 50  0000 C CNN
	1    7350 4700
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR41
U 1 1 56BFA8B6
P 8050 4900
F 0 "#PWR41" H 8050 4650 50  0001 C CNN
F 1 "GND" H 8050 4750 50  0000 C CNN
F 2 "" H 8050 4900 50  0000 C CNN
F 3 "" H 8050 4900 50  0000 C CNN
	1    8050 4900
	1    0    0    -1  
$EndComp
$Comp
L C C29
U 1 1 56BFA8B7
P 8050 4650
F 0 "C29" H 8075 4750 50  0000 L CNN
F 1 "2.2nF" H 8075 4550 50  0000 L CNN
F 2 "Capacitors_SMD:C_0402" H 8088 4500 50  0001 C CNN
F 3 "" H 8050 4650 50  0000 C CNN
F 4 "Murata" H 8050 4650 60  0001 C CNN "MFN"
F 5 "GRM188R71H222KA01D" H 8050 4650 60  0001 C CNN "MFP"
F 6 "81-GRM39X222K50D" H 8050 4650 60  0001 C CNN "S1PN"
F 7 "50V, X7R, 10%" H 8050 4650 60  0001 C CNN "Description"
	1    8050 4650
	1    0    0    -1  
$EndComp
$Comp
L C C27
U 1 1 56BFA8BA
P 7000 3000
F 0 "C27" V 7050 3075 50  0000 L CNN
F 1 "1nF" V 6950 3050 50  0000 L CNN
F 2 "Capacitors_SMD:C_0402" V 7000 3850 50  0001 C CNN
F 3 "" H 7000 3000 50  0000 C CNN
F 4 "Murata" H 7000 3000 60  0001 C CNN "MFN"
F 5 "GRM188R71H102KA01D" H 7000 3000 60  0001 C CNN "MFP"
F 6 "81-GRM39X102K050" H 7000 3000 60  0001 C CNN "S1PN"
F 7 "nRF AVDD dec NE" H 7000 3000 60  0001 C CNN "Description"
	1    7000 3000
	0    1    1    0   
$EndComp
$Comp
L C C24
U 1 1 56BFA8BB
P 7000 1950
F 0 "C24" V 7050 2025 50  0000 L CNN
F 1 "100nF" V 6950 2000 50  0000 L CNN
F 2 "Capacitors_SMD:C_0402" V 7000 2800 50  0001 C CNN
F 3 "" H 7000 1950 50  0000 C CNN
F 4 "Murata" H 7000 1950 60  0001 C CNN "MFN"
F 5 "GRM188R71E104KA01D" H 7000 1950 60  0001 C CNN "MFP"
F 6 "81-GRM39X104K25" H 7000 1950 60  0001 C CNN "S1PN"
F 7 "nRF DEC1 dec" H 7000 1950 60  0001 C CNN "Description"
	1    7000 1950
	0    1    1    0   
$EndComp
Wire Wire Line
	4450 4650 4450 4600
Wire Wire Line
	4350 4600 4600 4600
Wire Wire Line
	4450 4950 4450 5050
Connection ~ 4450 4600
Wire Wire Line
	6100 5050 6100 5400
Wire Wire Line
	6700 4200 7350 4200
Wire Wire Line
	7350 4200 7350 4300
Wire Wire Line
	7350 4600 7350 4700
Wire Wire Line
	8050 4800 8050 4900
Wire Wire Line
	6700 3700 7150 3700
Wire Wire Line
	6700 3800 6800 3800
Wire Wire Line
	6800 3800 6800 3700
Connection ~ 6800 3700
Wire Wire Line
	6800 3600 6700 3600
Wire Wire Line
	6800 3000 6800 3600
Wire Wire Line
	6800 3500 6700 3500
Connection ~ 6800 3500
Wire Wire Line
	6100 2150 6850 2150
Wire Wire Line
	6200 2800 6850 2800
$Comp
L C C25
U 1 1 56BFA8BD
P 7000 2150
F 0 "C25" V 7050 2225 50  0000 L CNN
F 1 "12pF" V 6950 2200 50  0000 L CNN
F 2 "Capacitors_SMD:C_0402" V 6950 3000 50  0001 C CNN
F 3 "" H 7000 2150 50  0000 C CNN
F 4 "Vishay" H 7000 2150 60  0001 C CNN "MFN"
F 5 "VJ0603A120KXJPW1BC" H 7000 2150 60  0001 C CNN "MFP"
F 6 "77-VJ0603A120KXJPBC" H 7000 2150 60  0001 C CNN "S1PN"
F 7 "nRF Osc dec" H 7000 2150 60  0001 C CNN "Description"
	1    7000 2150
	0    1    1    0   
$EndComp
$Comp
L C C26
U 1 1 56BFA8BE
P 7000 2800
F 0 "C26" V 7050 2875 50  0000 L CNN
F 1 "12pF" V 6950 2850 50  0000 L CNN
F 2 "Capacitors_SMD:C_0402" V 7000 3650 50  0001 C CNN
F 3 "" H 7000 2800 50  0000 C CNN
F 4 "Vishay" H 7000 2800 60  0001 C CNN "MFN"
F 5 "VJ0603A120KXJPW1BC" H 7000 2800 60  0001 C CNN "MFP"
F 6 "77-VJ0603A120KXJPBC" H 7000 2800 60  0001 C CNN "S1PN"
F 7 "nRF Osc dec" H 7000 2800 60  0001 C CNN "Description"
	1    7000 2800
	0    1    1    0   
$EndComp
$Comp
L GND #PWR39
U 1 1 56BFA8BF
P 7300 3600
F 0 "#PWR39" H 7300 3350 50  0001 C CNN
F 1 "GND" H 7300 3450 50  0000 C CNN
F 2 "" H 7300 3600 50  0000 C CNN
F 3 "" H 7300 3600 50  0000 C CNN
	1    7300 3600
	1    0    0    -1  
$EndComp
Wire Wire Line
	7300 2800 7150 2800
Wire Wire Line
	7300 1950 7300 3600
Wire Wire Line
	7300 2150 7150 2150
Connection ~ 7300 2800
$Comp
L GND #PWR42
U 1 1 56BFA8C1
P 8850 4300
F 0 "#PWR42" H 8850 4050 50  0001 C CNN
F 1 "GND" H 8850 4150 50  0000 C CNN
F 2 "" H 8850 4300 50  0000 C CNN
F 3 "" H 8850 4300 50  0000 C CNN
	1    8850 4300
	1    0    0    -1  
$EndComp
Wire Wire Line
	8850 4100 8850 4300
Wire Wire Line
	4500 3500 4600 3500
$Comp
L C C22
U 1 1 56BFA8C2
P 4300 3200
F 0 "C22" H 4325 3300 50  0000 L CNN
F 1 "100nF" H 4325 3100 50  0000 L CNN
F 2 "Capacitors_SMD:C_0402" H 4338 3050 50  0001 C CNN
F 3 "" H 4300 3200 50  0000 C CNN
	1    4300 3200
	0    1    1    0   
$EndComp
$Comp
L GND #PWR34
U 1 1 56BFA8C3
P 4150 3300
F 0 "#PWR34" H 4150 3050 50  0001 C CNN
F 1 "GND" H 4150 3150 50  0000 C CNN
F 2 "" H 4150 3300 50  0000 C CNN
F 3 "" H 4150 3300 50  0000 C CNN
	1    4150 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	4150 3300 4150 3200
Wire Wire Line
	5100 5100 4950 5100
Wire Bus Line
	3150 2550 5800 2550
Entry Wire Line
	5800 2550 5900 2650
Entry Wire Line
	5700 2550 5800 2650
Entry Wire Line
	5600 2550 5700 2650
Entry Wire Line
	5500 2550 5600 2650
Entry Wire Line
	5400 2550 5500 2650
Entry Wire Line
	5100 2550 5200 2650
Entry Wire Line
	5000 2550 5100 2650
Wire Wire Line
	5100 2650 5100 3000
Wire Wire Line
	5200 2650 5200 3000
Wire Wire Line
	5500 2650 5500 3000
Wire Wire Line
	5600 2650 5600 3000
Wire Wire Line
	5700 2650 5700 3000
Wire Wire Line
	5800 2650 5800 3000
Wire Wire Line
	5900 2650 5900 3000
Wire Bus Line
	3850 2550 3850 5500
Entry Wire Line
	3850 3600 3950 3700
Entry Wire Line
	3850 3700 3950 3800
Entry Wire Line
	3850 3800 3950 3900
Entry Wire Line
	3850 3900 3950 4000
Entry Wire Line
	3850 4000 3950 4100
Entry Wire Line
	3850 4100 3950 4200
Entry Wire Line
	3850 4200 3950 4300
Entry Wire Line
	3850 4300 3950 4400
Entry Wire Line
	3850 4400 3950 4500
Wire Wire Line
	3950 4500 4600 4500
Wire Wire Line
	4600 4400 3950 4400
Wire Wire Line
	3950 4300 4600 4300
Wire Wire Line
	4600 4200 3950 4200
Wire Wire Line
	3950 4100 4600 4100
Wire Wire Line
	4600 4000 3950 4000
Wire Wire Line
	3950 3900 4600 3900
Wire Wire Line
	4600 3800 3950 3800
Wire Wire Line
	3950 3700 4600 3700
Wire Wire Line
	6200 5050 6200 5300
Wire Wire Line
	6200 5300 6450 5300
Wire Wire Line
	6100 5400 6450 5400
Entry Wire Line
	5200 5400 5300 5500
Entry Wire Line
	5300 5400 5400 5500
Entry Wire Line
	5400 5400 5500 5500
Entry Wire Line
	5500 5400 5600 5500
Entry Wire Line
	5600 5400 5700 5500
Entry Wire Line
	5700 5400 5800 5500
Entry Wire Line
	5800 5400 5900 5500
Entry Wire Line
	5900 5400 6000 5500
Entry Wire Line
	6000 5400 6100 5500
Wire Wire Line
	5200 5400 5200 5050
Wire Wire Line
	5300 5050 5300 5400
Wire Wire Line
	5400 5400 5400 5050
Wire Wire Line
	5500 5050 5500 5400
Wire Wire Line
	5600 5400 5600 5050
Wire Wire Line
	5700 5050 5700 5400
Wire Wire Line
	5800 5050 5800 5400
Wire Wire Line
	5900 5050 5900 5400
Wire Wire Line
	6000 5400 6000 5050
Wire Bus Line
	7050 5500 7050 4400
Wire Bus Line
	3850 5500 7050 5500
Entry Wire Line
	6950 4300 7050 4400
Entry Wire Line
	6950 4400 7050 4500
Entry Wire Line
	6950 4500 7050 4600
Entry Wire Line
	6950 4600 7050 4700
Wire Wire Line
	6950 4600 6700 4600
Wire Wire Line
	6700 4500 6950 4500
Wire Wire Line
	6950 4400 6700 4400
Wire Wire Line
	6700 4300 6950 4300
Wire Wire Line
	4500 3050 4500 3500
Wire Wire Line
	4450 3200 4500 3200
Connection ~ 4500 3200
Text Label 4200 2550 0    60   ~ 0
P[0..30]
Text Label 5900 2650 3    60   ~ 0
P21
Text Label 5800 2650 3    60   ~ 0
P22
Text Label 5700 2650 3    60   ~ 0
P23
Text Label 5600 2650 3    60   ~ 0
P24
Text Label 5500 2650 3    60   ~ 0
P25
Text Label 5200 2650 3    60   ~ 0
P28
Text Label 5100 2650 3    60   ~ 0
P29
Text Label 3950 3700 0    60   ~ 0
P30
Text Label 3950 3800 0    60   ~ 0
P0
Text Label 3950 3900 0    60   ~ 0
P1
Text Label 3950 4000 0    60   ~ 0
P2
Text Label 3950 4100 0    60   ~ 0
P3
Text Label 3950 4200 0    60   ~ 0
P4
Text Label 3950 4300 0    60   ~ 0
P5
Text Label 3950 4400 0    60   ~ 0
P6
Text Label 3950 4500 0    60   ~ 0
P7
Text Label 5200 5400 1    60   ~ 0
P8
Text Label 5300 5400 1    60   ~ 0
P9
Text Label 5400 5400 1    60   ~ 0
P10
Text Label 5500 5400 1    60   ~ 0
P11
Text Label 5600 5400 1    60   ~ 0
P12
Text Label 5700 5400 1    60   ~ 0
P13
Text Label 5800 5400 1    60   ~ 0
P14
Text Label 5900 5400 1    60   ~ 0
P15
Text Label 6000 5400 1    60   ~ 0
P16
Text Label 6950 4600 2    60   ~ 0
P17
Text Label 6950 4500 2    60   ~ 0
P18
Text Label 6950 4400 2    60   ~ 0
P19
Text Label 6950 4300 2    60   ~ 0
P20
Text HLabel 6450 5300 2    60   Input ~ 0
SWDCLK
Text HLabel 6450 5400 2    60   Input ~ 0
SWDIO
Text HLabel 3200 2550 0    60   BiDi ~ 0
P[0..30]
Text HLabel 4500 3050 2    60   BiDi ~ 0
VCC_nRF
Text HLabel 4350 4600 0    60   BiDi ~ 0
VCC_nRF
Wire Wire Line
	6000 1950 6850 1950
Wire Wire Line
	7150 1950 7300 1950
Connection ~ 7300 2150
Wire Wire Line
	6000 3000 6000 1950
Wire Wire Line
	6100 2150 6100 3000
Wire Wire Line
	6200 3000 6200 2800
Wire Wire Line
	7300 3000 7150 3000
Connection ~ 7300 3000
Wire Wire Line
	7150 3700 7150 3250
Wire Wire Line
	7150 3250 7300 3250
Wire Wire Line
	6700 3000 6850 3000
Connection ~ 6800 3000
Connection ~ 7300 3250
Wire Wire Line
	5100 5050 5100 5100
Wire Wire Line
	4950 5100 4950 5250
$Comp
L NRF51822 U3
U 1 1 56BFA8C4
P 5650 4050
F 0 "U3" H 4850 3200 60  0000 C CNN
F 1 "nRF51822" H 5750 4150 60  0000 C CNN
F 2 "Housings_DFN_QFN:UQFN-48-1EP_6x6mm_Pitch0.4mm" H 5650 4050 60  0001 C CNN
F 3 "" H 5650 4050 60  0000 C CNN
F 4 "Nordic Semiconductor" H 4300 3200 60  0001 C CNN "MFN"
F 5 "nRF51822-QFAC" H 4300 3200 60  0001 C CNN "MFP"
F 6 "949-NRF51822-QFAC-R7" H 4300 3200 60  0001 C CNN "S1PN"
F 7 "nRF SoC" H 4300 3200 60  0001 C CNN "Description"
	1    5650 4050
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR37
U 1 1 56BFA8C5
P 6700 5050
F 0 "#PWR37" H 6700 4800 50  0001 C CNN
F 1 "GND" H 6700 4900 50  0000 C CNN
F 2 "" H 6700 5050 50  0000 C CNN
F 3 "" H 6700 5050 50  0000 C CNN
	1    6700 5050
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6400 5050 6700 5050
Connection ~ 6450 2800
Connection ~ 6450 2150
$Comp
L CRYSTAL_SMD Y1
U 1 1 56C251A9
P 6450 2500
F 0 "Y1" H 6450 2700 50  0000 C CNN
F 1 "32MHz" H 6450 2600 50  0000 C CNN
F 2 "Abracon:ABM8G" H 6450 2500 50  0001 C CNN
F 3 "" H 6450 2500 50  0000 C CNN
F 4 "Abracon" H 5450 1800 60  0001 C CNN "MFN"
F 5 "ABM8G-32.000MHZ-B4Y-T" H 5450 1800 60  0001 C CNN "MFP"
F 6 "815-ABM8G-32-B4Y-T" H 5450 1800 60  0001 C CNN "S1PN"
F 7 "nRF HFXO" H 6450 2500 60  0001 C CNN "Description"
	1    6450 2500
	0    -1   1    0   
$EndComp
Text Label 6700 3000 2    60   ~ 0
VCC_nRF
$Comp
L GND #PWR38
U 1 1 56C4274B
P 6750 2550
F 0 "#PWR38" H 6750 2300 50  0001 C CNN
F 1 "GND" H 6750 2400 50  0000 C CNN
F 2 "" H 6750 2550 50  0000 C CNN
F 3 "" H 6750 2550 50  0000 C CNN
	1    6750 2550
	1    0    0    -1  
$EndComp
Wire Wire Line
	6550 2500 6750 2500
Wire Wire Line
	6750 2500 6750 2550
Wire Wire Line
	6450 2300 6450 2150
Wire Wire Line
	6450 2700 6450 2800
Wire Wire Line
	6700 3900 7550 3900
Wire Wire Line
	6700 4000 7550 4000
Wire Wire Line
	6700 4100 7650 4100
Wire Wire Line
	7650 4100 7650 4450
Wire Wire Line
	7650 4450 8050 4450
Wire Wire Line
	8050 4350 8050 4500
Connection ~ 8050 4450
Wire Wire Line
	8550 3900 8650 3900
Wire Wire Line
	8550 4000 8650 4000
Wire Wire Line
	8650 4000 8650 4200
Connection ~ 8650 4100
$Comp
L BALF-NRF01E3 U4
U 1 1 570FFB99
P 8050 4000
F 0 "U4" H 8050 4387 60  0000 C CNN
F 1 "BALF-NRF01E3" H 8050 4281 60  0000 C CNN
F 2 "LGA_Packages:LGA-6-0.5mm" H 8050 4000 60  0001 C CNN
F 3 "" H 8050 4000 60  0000 C CNN
	1    8050 4000
	1    0    0    -1  
$EndComp
$Comp
L ANTENNA-NC ANT2
U 1 1 56BFA8C0
P 8850 3900
F 0 "ANT2" H 8950 3750 60  0000 C CNN
F 1 "2.4GHz" H 8850 4300 60  0000 C CNN
F 2 "TI_DN007:AN043" H 8850 3900 60  0001 C CNN
F 3 "" H 8850 3900 60  0000 C CNN
	1    8850 3900
	-1   0    0    -1  
$EndComp
Wire Wire Line
	8650 4100 8550 4100
Wire Wire Line
	8650 4200 8850 4200
Connection ~ 8850 4200
NoConn ~ 4600 3600
Text Label 4500 3125 1    60   ~ 0
VCC_nRF
Entry Wire Line
	5200 2550 5300 2650
Entry Wire Line
	5300 2550 5400 2650
Wire Wire Line
	5300 2650 5300 3000
Wire Wire Line
	5400 3000 5400 2650
Text Label 5300 2650 3    60   ~ 0
P27
Text Label 5400 2650 3    60   ~ 0
P26
$EndSCHEMATC