AtMega328mu.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:MFN_Atmel
LIBS:AtMega328mu-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title "atmega328mu breakout"
Date "2018-02-13"
Rev "v1.0"
Comp "Special Brands BV"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L ATMEGA328-MU U1
U 1 1 5A82FBBB
P 2950 3350
F 0 "U1" H 2200 4600 50  0000 L BNN
F 1 "ATMEGA328-MU" H 3350 1950 50  0000 L BNN
F 2 "Housings_DFN_QFN:QFN-32-1EP_5x5mm_Pitch0.5mm" H 2950 3350 50  0001 C CIN
F 3 "" H 2950 3350 50  0001 C CNN
	1    2950 3350
	1    0    0    -1  
$EndComp
$Comp
L Conn_01x08 J1
U 1 1 5A82FC06
P 5250 1500
F 0 "J1" H 5250 1900 50  0000 C CNN
F 1 "Conn_01x08" H 5250 1000 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x08_Pitch2.54mm" H 5250 1500 50  0001 C CNN
F 3 "" H 5250 1500 50  0001 C CNN
	1    5250 1500
	0    -1   -1   0   
$EndComp
$Comp
L Conn_01x08 J2
U 1 1 5A82FC32
P 6350 1500
F 0 "J2" H 6350 1900 50  0000 C CNN
F 1 "Conn_01x08" H 6350 1000 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x08_Pitch2.54mm" H 6350 1500 50  0001 C CNN
F 3 "" H 6350 1500 50  0001 C CNN
	1    6350 1500
	0    -1   -1   0   
$EndComp
$Comp
L Conn_01x08 J3
U 1 1 5A82FC64
P 7400 1500
F 0 "J3" H 7400 1900 50  0000 C CNN
F 1 "Conn_01x08" H 7400 1000 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x08_Pitch2.54mm" H 7400 1500 50  0001 C CNN
F 3 "" H 7400 1500 50  0001 C CNN
	1    7400 1500
	0    -1   -1   0   
$EndComp
$Comp
L Conn_01x08 J4
U 1 1 5A82FCB2
P 8400 1500
F 0 "J4" H 8400 1900 50  0000 C CNN
F 1 "Conn_01x08" H 8400 1000 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x08_Pitch2.54mm" H 8400 1500 50  0001 C CNN
F 3 "" H 8400 1500 50  0001 C CNN
	1    8400 1500
	0    -1   -1   0   
$EndComp
$Comp
L R R1
U 1 1 5A82FCF7
P 4350 6250
F 0 "R1" V 4430 6250 50  0000 C CNN
F 1 "1M1" V 4350 6250 50  0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 4280 6250 50  0001 C CNN
F 3 "" H 4350 6250 50  0001 C CNN
	1    4350 6250
	1    0    0    -1  
$EndComp
$Comp
L C C6
U 1 1 5A82FD2D
P 5050 6100
F 0 "C6" H 5075 6200 50  0000 L CNN
F 1 "22pF" H 5075 6000 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 5088 5950 50  0001 C CNN
F 3 "" H 5050 6100 50  0001 C CNN
	1    5050 6100
	0    -1   -1   0   
$EndComp
$Comp
L C C7
U 1 1 5A82FD58
P 5050 6400
F 0 "C7" H 5075 6500 50  0000 L CNN
F 1 "22pF" H 5075 6300 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 5088 6250 50  0001 C CNN
F 3 "" H 5050 6400 50  0001 C CNN
	1    5050 6400
	0    -1   -1   0   
$EndComp
$Comp
L Crystal Y1
U 1 1 5A82FD86
P 4700 6250
F 0 "Y1" H 4700 6400 50  0000 C CNN
F 1 "Crystal" H 4700 6100 50  0000 C CNN
F 2 "Crystals:Crystal_SMD_3225-4pin_3.2x2.5mm_HandSoldering" H 4700 6250 50  0001 C CNN
F 3 "" H 4700 6250 50  0001 C CNN
	1    4700 6250
	0    1    1    0   
$EndComp
Text GLabel 3950 2850 2    60   Input ~ 0
XTAL_P
Text GLabel 3950 2950 2    60   Input ~ 0
XTAL_N
Text GLabel 4200 6100 0    60   Input ~ 0
XTAL_N
Text GLabel 4200 6400 0    60   Input ~ 0
XTAL_P
Text GLabel 5450 6250 2    60   Input ~ 0
GND
Wire Wire Line
	4200 6100 4900 6100
Connection ~ 4350 6100
Connection ~ 4700 6100
Wire Wire Line
	4200 6400 4900 6400
Connection ~ 4350 6400
Connection ~ 4700 6400
Wire Wire Line
	5200 6100 5200 6400
Wire Wire Line
	5200 6250 5450 6250
Connection ~ 5200 6250
Wire Wire Line
	2050 4350 2050 4550
Connection ~ 2050 4450
Wire Wire Line
	1500 4450 2050 4450
Text GLabel 1500 4450 0    60   Input ~ 0
GND
Text GLabel 1500 2300 0    60   Input ~ 0
VCC
Text GLabel 1500 2550 0    60   Input ~ 0
AVCC
Text GLabel 1500 2850 0    60   Input ~ 0
AREF
Text GLabel 1500 3600 0    60   Input ~ 0
ADC6
Text GLabel 1500 3700 0    60   Input ~ 0
ADC7
Wire Wire Line
	3950 4150 4950 4150
Wire Wire Line
	4950 4150 4950 1700
Wire Wire Line
	3950 4250 5050 4250
Wire Wire Line
	5050 4250 5050 1700
Text GLabel 5150 1700 3    60   Input ~ 0
GND
Text GLabel 5250 1700 3    60   Input ~ 0
VCC
Text GLabel 5350 1700 3    60   Input ~ 0
GND
Text GLabel 5450 1700 3    60   Input ~ 0
VCC
Text GLabel 5550 1700 3    60   Input ~ 0
XTAL_P
Text GLabel 5650 1700 3    60   Input ~ 0
XTAL_N
Wire Wire Line
	3950 4350 6050 4350
Wire Wire Line
	6050 4350 6050 1700
Wire Wire Line
	3950 4450 6150 4450
Wire Wire Line
	6150 4450 6150 1700
Wire Wire Line
	3950 4550 6250 4550
Wire Wire Line
	6250 4550 6250 1700
Wire Wire Line
	3950 2250 6350 2250
Wire Wire Line
	6350 2250 6350 1700
Wire Wire Line
	6450 1700 6450 2350
Wire Wire Line
	6450 2350 3950 2350
Wire Wire Line
	3950 2450 6550 2450
Wire Wire Line
	6550 2450 6550 1700
Wire Wire Line
	6650 1700 6650 2550
Wire Wire Line
	6650 2550 3950 2550
Wire Wire Line
	3950 2650 6750 2650
Wire Wire Line
	6750 2650 6750 1700
Wire Wire Line
	3950 2750 7100 2750
Wire Wire Line
	7100 2750 7100 1700
Text GLabel 7200 1700 3    60   Input ~ 0
AVCC
Text GLabel 7400 1700 3    60   Input ~ 0
AREF
Text GLabel 7300 1700 3    60   Input ~ 0
ADC6
Text GLabel 7600 1700 3    60   Input ~ 0
ADC7
Text GLabel 7500 1700 3    60   Input ~ 0
GND
Wire Wire Line
	7700 1700 7700 3100
Wire Wire Line
	7700 3100 3950 3100
Wire Wire Line
	3950 3200 7800 3200
Wire Wire Line
	7800 3200 7800 1700
Wire Wire Line
	3950 3300 8100 3300
Wire Wire Line
	8100 3300 8100 1700
Wire Wire Line
	8200 1700 8200 3400
Wire Wire Line
	8200 3400 3950 3400
Wire Wire Line
	3950 3500 8300 3500
Wire Wire Line
	8300 3500 8300 1700
Wire Wire Line
	3950 3600 8400 3600
Wire Wire Line
	8400 3600 8400 1700
Wire Wire Line
	3950 3700 8500 3700
Wire Wire Line
	8500 3700 8500 1700
Wire Wire Line
	8600 1700 8600 3850
Wire Wire Line
	8700 3950 8700 1700
Wire Wire Line
	8800 1700 8800 4050
Wire Wire Line
	8800 4050 3950 4050
$Comp
L +5V #PWR01
U 1 1 5A830D0D
P 1700 6150
F 0 "#PWR01" H 1700 6000 50  0001 C CNN
F 1 "+5V" H 1700 6290 50  0000 C CNN
F 2 "" H 1700 6150 50  0001 C CNN
F 3 "" H 1700 6150 50  0001 C CNN
	1    1700 6150
	0    1    1    0   
$EndComp
$Comp
L GNDREF #PWR02
U 1 1 5A830D33
P 1700 6350
F 0 "#PWR02" H 1700 6100 50  0001 C CNN
F 1 "GNDREF" H 1700 6200 50  0000 C CNN
F 2 "" H 1700 6350 50  0001 C CNN
F 3 "" H 1700 6350 50  0001 C CNN
	1    1700 6350
	0    -1   -1   0   
$EndComp
Text GLabel 1700 6350 0    60   Input ~ 0
GND
Text GLabel 1700 6150 0    60   Input ~ 0
VCC
Text GLabel 1500 3200 0    60   Input ~ 0
GND
$Comp
L C C1
U 1 1 5A830DF8
P 1750 3000
F 0 "C1" H 1775 3100 50  0000 L CNN
F 1 "100nF" H 1775 2900 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 1788 2850 50  0001 C CNN
F 3 "" H 1750 3000 50  0001 C CNN
	1    1750 3000
	-1   0    0    1   
$EndComp
Wire Wire Line
	1500 2850 2050 2850
Connection ~ 1750 2850
Wire Wire Line
	2050 2250 2050 2350
Wire Wire Line
	1500 2550 2050 2550
Wire Wire Line
	1500 2300 2050 2300
Connection ~ 2050 2300
Wire Wire Line
	1500 3700 2050 3700
Wire Wire Line
	2050 3600 1500 3600
Wire Wire Line
	1500 3200 1750 3200
Wire Wire Line
	1750 3200 1750 3150
$Comp
L C C2
U 1 1 5A8314AF
P 2700 6000
F 0 "C2" H 2725 6100 50  0000 L CNN
F 1 "C" H 2725 5900 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 2738 5850 50  0001 C CNN
F 3 "" H 2700 6000 50  0001 C CNN
	1    2700 6000
	0    1    1    0   
$EndComp
$Comp
L C C3
U 1 1 5A8314EF
P 2700 6200
F 0 "C3" H 2725 6300 50  0000 L CNN
F 1 "C" H 2725 6100 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 2738 6050 50  0001 C CNN
F 3 "" H 2700 6200 50  0001 C CNN
	1    2700 6200
	0    -1   -1   0   
$EndComp
$Comp
L C C4
U 1 1 5A831562
P 2700 6400
F 0 "C4" H 2725 6500 50  0000 L CNN
F 1 "C" H 2725 6300 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 2738 6250 50  0001 C CNN
F 3 "" H 2700 6400 50  0001 C CNN
	1    2700 6400
	0    1    1    0   
$EndComp
$Comp
L C C5
U 1 1 5A831595
P 2700 6600
F 0 "C5" H 2725 6700 50  0000 L CNN
F 1 "C" H 2725 6500 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805_HandSoldering" H 2738 6450 50  0001 C CNN
F 3 "" H 2700 6600 50  0001 C CNN
	1    2700 6600
	0    1    1    0   
$EndComp
$Comp
L R R3
U 1 1 5A8315CE
P 5700 3950
F 0 "R3" V 5750 4150 50  0000 C CNN
F 1 "1k" V 5700 3950 50  0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 5630 3950 50  0001 C CNN
F 3 "" H 5700 3950 50  0001 C CNN
	1    5700 3950
	0    1    1    0   
$EndComp
$Comp
L R R2
U 1 1 5A831628
P 5700 3850
F 0 "R2" V 5750 4050 50  0000 C CNN
F 1 "1k" V 5700 3850 50  0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 5630 3850 50  0001 C CNN
F 3 "" H 5700 3850 50  0001 C CNN
	1    5700 3850
	0    1    1    0   
$EndComp
Wire Wire Line
	5550 3850 3950 3850
Wire Wire Line
	3950 3950 5550 3950
Wire Wire Line
	5850 3950 8700 3950
Wire Wire Line
	8600 3850 5850 3850
Wire Wire Line
	2550 6000 2550 6600
Wire Wire Line
	2850 6600 2850 6000
Wire Wire Line
	2850 6300 3000 6300
Connection ~ 2850 6300
Wire Wire Line
	2550 6300 2400 6300
Connection ~ 2550 6300
Text GLabel 2400 6300 0    60   Input ~ 0
VCC
Text GLabel 3000 6300 2    60   Input ~ 0
GND
Connection ~ 2550 6200
Connection ~ 2850 6200
Connection ~ 2850 6400
Connection ~ 2550 6400
$EndSCHEMATC