keyboard-efm32.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: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:conn-x220-kb
LIBS:conn-palm-fold-kb
LIBS:ldo-mcp1700
LIBS:energymicro-efm32
LIBS:keyboard-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 7 7
Title ""
Date "22 mar 2015"
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L EFM32G222F32 U3
U 1 1 550E0CED
P 3150 1050
F 0 "U3" H 3480 1230 60  0000 L BNN
F 1 "EFM32G222F32" H 3780 1230 60  0000 L BNN
F 2 "EnergyMicro:EFM32_TQFP48" H 3150 1050 60  0001 C CNN
F 3 "" H 3150 1050 60  0000 C CNN
	1    3150 1050
	1    0    0    -1  
$EndComp
$Comp
L EFM32G222F32 U3
U 2 1 550E0CFC
P 3150 2600
F 0 "U3" H 3480 2780 60  0000 L BNN
F 1 "EFM32G222F32" H 3780 2780 60  0000 L BNN
F 2 "EnergyMicro:EFM32_TQFP48" H 3150 2600 60  0001 C CNN
F 3 "" H 3150 2600 60  0000 C CNN
	2    3150 2600
	1    0    0    -1  
$EndComp
$Comp
L EFM32G222F32 U3
U 3 1 550E0D0B
P 3150 4650
F 0 "U3" H 3480 4830 60  0000 L BNN
F 1 "EFM32G222F32" H 3780 4830 60  0000 L BNN
F 2 "EnergyMicro:EFM32_TQFP48" H 3150 4650 60  0001 C CNN
F 3 "" H 3150 4650 60  0000 C CNN
	3    3150 4650
	1    0    0    -1  
$EndComp
$Comp
L EFM32G222F32 U3
U 4 1 550E0D1A
P 8150 900
F 0 "U3" H 8480 1080 60  0000 L BNN
F 1 "EFM32G222F32" H 8780 1080 60  0000 L BNN
F 2 "EnergyMicro:EFM32_TQFP48" H 8150 900 60  0001 C CNN
F 3 "" H 8150 900 60  0000 C CNN
	4    8150 900 
	1    0    0    -1  
$EndComp
$Comp
L C C10
U 1 1 550E07D2
P 10450 1200
F 0 "C10" H 10450 1300 40  0000 L CNN
F 1 "1uF" H 10456 1115 40  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 10488 1050 30  0000 C CNN
F 3 "~" H 10450 1200 60  0000 C CNN
	1    10450 1200
	1    0    0    -1  
$EndComp
$Comp
L C C13
U 1 1 550E07DF
P 11050 2000
F 0 "C13" H 11050 2100 40  0000 L CNN
F 1 "10uF" H 11056 1915 40  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 11088 1850 30  0000 C CNN
F 3 "~" H 11050 2000 60  0000 C CNN
	1    11050 2000
	1    0    0    -1  
$EndComp
$Comp
L C C11
U 1 1 550E07E5
P 10550 2000
F 0 "C11" H 10550 2100 40  0000 L CNN
F 1 "100nF" H 10556 1915 40  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 10588 1850 30  0000 C CNN
F 3 "~" H 10550 2000 60  0000 C CNN
	1    10550 2000
	1    0    0    -1  
$EndComp
$Comp
L C C9
U 1 1 550E07EB
P 10350 2000
F 0 "C9" H 10350 2100 40  0000 L CNN
F 1 "100nF" H 10356 1915 40  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 10388 1850 30  0000 C CNN
F 3 "~" H 10350 2000 60  0000 C CNN
	1    10350 2000
	1    0    0    -1  
$EndComp
$Comp
L C C8
U 1 1 550E07F1
P 10150 2000
F 0 "C8" H 10150 2100 40  0000 L CNN
F 1 "100nF" H 10156 1915 40  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 10188 1850 30  0000 C CNN
F 3 "~" H 10150 2000 60  0000 C CNN
	1    10150 2000
	1    0    0    -1  
$EndComp
$Comp
L C C6
U 1 1 550E07F7
P 7850 1200
F 0 "C6" H 7850 1300 40  0000 L CNN
F 1 "100nF" H 7856 1115 40  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 7888 1050 30  0000 C CNN
F 3 "~" H 7850 1200 60  0000 C CNN
	1    7850 1200
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR49
U 1 1 550E0811
P 11050 2400
F 0 "#PWR49" H 11050 2400 30  0001 C CNN
F 1 "GND" H 11050 2330 30  0001 C CNN
F 2 "" H 11050 2400 60  0000 C CNN
F 3 "" H 11050 2400 60  0000 C CNN
	1    11050 2400
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR47
U 1 1 550E081E
P 10450 1500
F 0 "#PWR47" H 10450 1500 30  0001 C CNN
F 1 "GND" H 10450 1430 30  0001 C CNN
F 2 "" H 10450 1500 60  0000 C CNN
F 3 "" H 10450 1500 60  0000 C CNN
	1    10450 1500
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR44
U 1 1 550E0824
P 7950 2400
F 0 "#PWR44" H 7950 2400 30  0001 C CNN
F 1 "GND" H 7950 2330 30  0001 C CNN
F 2 "" H 7950 2400 60  0000 C CNN
F 3 "" H 7950 2400 60  0000 C CNN
	1    7950 2400
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR43
U 1 1 550E082A
P 7850 1500
F 0 "#PWR43" H 7850 1500 30  0001 C CNN
F 1 "GND" H 7850 1430 30  0001 C CNN
F 2 "" H 7850 1500 60  0000 C CNN
F 3 "" H 7850 1500 60  0000 C CNN
	1    7850 1500
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR48
U 1 1 550E0832
P 11050 1600
F 0 "#PWR48" H 11050 1560 30  0001 C CNN
F 1 "+3.3V" H 11050 1710 30  0000 C CNN
F 2 "" H 11050 1600 60  0000 C CNN
F 3 "" H 11050 1600 60  0000 C CNN
	1    11050 1600
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR41
U 1 1 550E083F
P 7550 1600
F 0 "#PWR41" H 7550 1560 30  0001 C CNN
F 1 "+3.3V" H 7550 1710 30  0000 C CNN
F 2 "" H 7550 1600 60  0000 C CNN
F 3 "" H 7550 1600 60  0000 C CNN
	1    7550 1600
	1    0    0    -1  
$EndComp
$Comp
L R R39
U 1 1 550E0854
P 7050 1150
F 0 "R39" V 7130 1150 40  0000 C CNN
F 1 "100R" V 7057 1151 40  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 6980 1150 30  0000 C CNN
F 3 "~" H 7050 1150 30  0000 C CNN
	1    7050 1150
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR40
U 1 1 550E085A
P 7050 1500
F 0 "#PWR40" H 7050 1500 30  0001 C CNN
F 1 "GND" H 7050 1430 30  0001 C CNN
F 2 "" H 7050 1500 60  0000 C CNN
F 3 "" H 7050 1500 60  0000 C CNN
	1    7050 1500
	1    0    0    -1  
$EndComp
$Comp
L SW_PUSH SW1
U 1 1 550E0862
P 7450 900
F 0 "SW1" H 7600 1010 50  0000 C CNN
F 1 "SW_PUSH" H 7450 820 50  0000 C CNN
F 2 "Resistors_SMD:R_0805" H 7450 900 60  0000 C CNN
F 3 "~" H 7450 900 60  0000 C CNN
	1    7450 900 
	1    0    0    -1  
$EndComp
Text Label 7750 650  2    60   ~ 0
#RESET
$Comp
L C C5
U 1 1 550E0B02
P 7750 2000
F 0 "C5" H 7750 2100 40  0000 L CNN
F 1 "100nF" H 7756 1915 40  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 7788 1850 30  0000 C CNN
F 3 "~" H 7750 2000 60  0000 C CNN
	1    7750 2000
	1    0    0    -1  
$EndComp
$Comp
L C C7
U 1 1 550E0B08
P 7950 2000
F 0 "C7" H 7950 2100 40  0000 L CNN
F 1 "100nF" H 7956 1915 40  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 7988 1850 30  0000 C CNN
F 3 "~" H 7950 2000 60  0000 C CNN
	1    7950 2000
	1    0    0    -1  
$EndComp
$Comp
L C C12
U 1 1 550E0B5B
P 10750 2000
F 0 "C12" H 10750 2100 40  0000 L CNN
F 1 "100nF" H 10756 1915 40  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 10788 1850 30  0000 C CNN
F 3 "~" H 10750 2000 60  0000 C CNN
	1    10750 2000
	1    0    0    -1  
$EndComp
$Comp
L CONN_10X2 P5
U 1 1 550E0F0A
P 8950 3750
F 0 "P5" H 8950 4300 60  0000 C CNN
F 1 "ARM debug header" V 8950 3650 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_2x10" H 8950 3750 60  0001 C CNN
F 3 "" H 8950 3750 60  0000 C CNN
	1    8950 3750
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR46
U 1 1 550E0F2C
P 9450 4300
F 0 "#PWR46" H 9450 4300 30  0001 C CNN
F 1 "GND" H 9450 4230 30  0001 C CNN
F 2 "" H 9450 4300 60  0000 C CNN
F 3 "" H 9450 4300 60  0000 C CNN
	1    9450 4300
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR45
U 1 1 550E121F
P 8450 3200
F 0 "#PWR45" H 8450 3160 30  0001 C CNN
F 1 "+3.3V" H 8450 3310 30  0000 C CNN
F 2 "" H 8450 3200 60  0000 C CNN
F 3 "" H 8450 3200 60  0000 C CNN
	1    8450 3200
	1    0    0    -1  
$EndComp
$Comp
L R R40
U 1 1 550E1225
P 8000 3800
F 0 "R40" V 8080 3800 40  0000 C CNN
F 1 "4K" V 8007 3801 40  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 7930 3800 30  0000 C CNN
F 3 "~" H 8000 3800 30  0000 C CNN
	1    8000 3800
	0    1    1    0   
$EndComp
$Comp
L +3.3V #PWR42
U 1 1 550E122B
P 7650 3700
F 0 "#PWR42" H 7650 3660 30  0001 C CNN
F 1 "+3.3V" H 7650 3810 30  0000 C CNN
F 2 "" H 7650 3700 60  0000 C CNN
F 3 "" H 7650 3700 60  0000 C CNN
	1    7650 3700
	1    0    0    -1  
$EndComp
Text Label 8350 3600 2    60   ~ 0
SWDIO
Text Label 8350 3700 2    60   ~ 0
SWCLK
Text Label 8350 4000 2    60   ~ 0
#RESET
NoConn ~ 9350 3300
NoConn ~ 8550 3400
NoConn ~ 8550 3500
NoConn ~ 8550 3800
NoConn ~ 8550 3900
NoConn ~ 8550 4100
NoConn ~ 8550 4200
Text Notes 7500 3000 0    60   ~ 0
AN0003 says to use a 4k pull-up on SWCLK
Text Label 3050 5150 2    60   ~ 0
SWCLK
Text Label 3050 5250 2    60   ~ 0
SWDIO
Text HLabel 3050 2600 0    60   Input ~ 0
USB_DM
Text HLabel 3050 2700 0    60   Input ~ 0
USB_DP
Text HLabel 3050 1050 0    60   Input ~ 0
USB_SENSE
$Comp
L C C4
U 1 1 550E16A8
P 1600 2550
F 0 "C4" H 1600 2650 40  0000 L CNN
F 1 "C" H 1606 2465 40  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 1638 2400 30  0000 C CNN
F 3 "~" H 1600 2550 60  0000 C CNN
	1    1600 2550
	1    0    0    -1  
$EndComp
$Comp
L C C3
U 1 1 550E16B5
P 800 2550
F 0 "C3" H 800 2650 40  0000 L CNN
F 1 "C" H 806 2465 40  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 838 2400 30  0000 C CNN
F 3 "~" H 800 2550 60  0000 C CNN
	1    800  2550
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR39
U 1 1 550E16BB
P 1200 2950
F 0 "#PWR39" H 1200 2950 30  0001 C CNN
F 1 "GND" H 1200 2880 30  0001 C CNN
F 2 "" H 1200 2950 60  0000 C CNN
F 3 "" H 1200 2950 60  0000 C CNN
	1    1200 2950
	1    0    0    -1  
$EndComp
$Comp
L CRYSTAL X1
U 1 1 550E16C3
P 1200 2250
F 0 "X1" H 1200 2400 60  0000 C CNN
F 1 "CRYSTAL" H 1200 2100 60  0000 C CNN
F 2 "Crystals:Crystal_HC49-U_Vertical" H 1200 2250 60  0000 C CNN
F 3 "~" H 1200 2250 60  0000 C CNN
	1    1200 2250
	1    0    0    -1  
$EndComp
Text GLabel 3050 1150 0    60   Input ~ 0
hotkey
Text GLabel 3050 1250 0    60   Input ~ 0
row6
Text GLabel 3050 2800 0    60   Input ~ 0
row1
Text GLabel 3050 2900 0    60   Input ~ 0
row4
Text GLabel 3050 3000 0    60   Input ~ 0
row3
Text GLabel 3050 1750 0    60   Input ~ 0
row5
Text GLabel 3050 1850 0    60   Input ~ 0
row2
Text GLabel 3050 1350 0    60   Input ~ 0
row7
Text GLabel 3050 1450 0    60   Input ~ 0
row8
Text GLabel 3050 1550 0    60   Input ~ 0
ledcpslock
Text GLabel 3050 1950 0    60   Input ~ 0
led_mute
Text HLabel 3050 4000 0    60   Input ~ 0
ps2_clk
Text HLabel 3050 3900 0    60   Input ~ 0
ps2_data
Text HLabel 3050 4100 0    60   Input ~ 0
ps2_reset
Text GLabel 3050 4200 0    60   Input ~ 0
col14
Text GLabel 3050 3100 0    60   Input ~ 0
col16
Text GLabel 3050 3200 0    60   Input ~ 0
col13
Text GLabel 3050 3300 0    60   Input ~ 0
col15
Text GLabel 3050 3400 0    60   Input ~ 0
col12
Text GLabel 3050 3500 0    60   Input ~ 0
col1
Text GLabel 3050 3600 0    60   Input ~ 0
col10
Text GLabel 3050 3700 0    60   Input ~ 0
col2
Text GLabel 3050 5350 0    60   Input ~ 0
col11
Text GLabel 3050 5450 0    60   Input ~ 0
col3
Text GLabel 3050 5550 0    60   Input ~ 0
col8
Text GLabel 3050 5650 0    60   Input ~ 0
col4
Text GLabel 3050 4650 0    60   Input ~ 0
col7
Text GLabel 3050 4750 0    60   Input ~ 0
col9
Text GLabel 3050 4850 0    60   Input ~ 0
col6
Text GLabel 3050 4950 0    60   Input ~ 0
col5
$Comp
L R R41
U 1 1 550E2166
P 2100 5150
F 0 "R41" V 2150 5350 40  0000 C CNN
F 1 "DNP" V 2107 5151 40  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 2030 5150 30  0000 C CNN
F 3 "~" H 2100 5150 30  0000 C CNN
	1    2100 5150
	0    -1   -1   0   
$EndComp
$Comp
L R R42
U 1 1 550E2173
P 2100 5250
F 0 "R42" V 2150 5450 40  0000 C CNN
F 1 "DNP" V 2107 5251 40  0000 C CNN
F 2 "Resistors_SMD:R_0805" V 2030 5250 30  0000 C CNN
F 3 "~" H 2100 5250 30  0000 C CNN
	1    2100 5250
	0    -1   -1   0   
$EndComp
Text GLabel 1750 5250 0    60   Input ~ 0
ledpwr
Text GLabel 1750 5150 0    60   Input ~ 0
pwrswitch
Wire Wire Line
	9750 900  10450 900 
Wire Wire Line
	10450 900  10450 1050
Wire Wire Line
	10450 1350 10450 1500
Wire Wire Line
	9750 1300 9850 1300
Wire Wire Line
	9850 1300 9850 1700
Wire Wire Line
	9750 2100 9850 2100
Wire Wire Line
	9850 2100 9850 2300
Wire Wire Line
	9750 1500 9850 1500
Connection ~ 9850 1500
Wire Wire Line
	9750 1600 9850 1600
Connection ~ 9850 1600
Connection ~ 9850 1700
Wire Wire Line
	9750 2200 9850 2200
Connection ~ 9850 2200
Connection ~ 9850 2300
Wire Wire Line
	10150 1700 10150 1850
Connection ~ 10150 1700
Wire Wire Line
	10150 2150 10150 2300
Connection ~ 10150 2300
Wire Wire Line
	10350 1700 10350 1850
Connection ~ 10350 1700
Wire Wire Line
	10350 2150 10350 2300
Connection ~ 10350 2300
Wire Wire Line
	10550 2150 10550 2300
Connection ~ 10550 2300
Wire Wire Line
	10550 1700 10550 1850
Connection ~ 10550 1700
Wire Wire Line
	7850 1350 7850 1500
Wire Wire Line
	7750 900  8150 900 
Wire Wire Line
	7850 650  7850 1050
Wire Wire Line
	7050 900  7150 900 
Connection ~ 7850 900 
Wire Wire Line
	7850 650  7750 650 
Wire Wire Line
	9750 1700 11050 1700
Wire Wire Line
	11050 1600 11050 1850
Wire Wire Line
	9750 2300 11050 2300
Wire Wire Line
	11050 2150 11050 2400
Connection ~ 11050 2300
Wire Wire Line
	10750 2150 10750 2300
Connection ~ 10750 2300
Wire Wire Line
	10750 1700 10750 1850
Connection ~ 10750 1700
Connection ~ 11050 1700
Wire Wire Line
	8150 1600 8050 1600
Wire Wire Line
	8050 1600 8050 1700
Wire Wire Line
	7550 1700 8150 1700
Wire Wire Line
	7750 1700 7750 1850
Connection ~ 7750 1700
Wire Wire Line
	7950 1700 7950 1850
Connection ~ 7950 1700
Connection ~ 8050 1700
Wire Wire Line
	7750 2150 7750 2300
Wire Wire Line
	7750 2300 7950 2300
Wire Wire Line
	7950 2150 7950 2400
Connection ~ 7950 2300
Wire Wire Line
	7550 1700 7550 1600
Wire Wire Line
	7050 1300 7050 1500
Wire Wire Line
	9450 3400 9450 4300
Wire Wire Line
	9450 3400 9350 3400
Wire Wire Line
	9350 3500 9450 3500
Connection ~ 9450 3500
Wire Wire Line
	9350 3600 9450 3600
Connection ~ 9450 3600
Wire Wire Line
	9350 3700 9450 3700
Connection ~ 9450 3700
Wire Wire Line
	9350 3800 9450 3800
Connection ~ 9450 3800
Wire Wire Line
	9350 3900 9450 3900
Connection ~ 9450 3900
Wire Wire Line
	9350 4000 9450 4000
Connection ~ 9450 4000
Wire Wire Line
	9350 4100 9450 4100
Connection ~ 9450 4100
Wire Wire Line
	9350 4200 9450 4200
Connection ~ 9450 4200
Wire Wire Line
	8550 3300 8450 3300
Wire Wire Line
	8450 3300 8450 3200
Wire Wire Line
	8350 4000 8550 4000
Wire Wire Line
	8350 3700 8550 3700
Wire Wire Line
	8350 3600 8550 3600
Wire Wire Line
	7650 3800 7850 3800
Wire Wire Line
	7650 3800 7650 3700
Wire Wire Line
	8150 3800 8450 3800
Wire Wire Line
	8450 3800 8450 3700
Connection ~ 8450 3700
Wire Wire Line
	2250 5150 3150 5150
Wire Wire Line
	2250 5250 3150 5250
Wire Wire Line
	3050 1050 3150 1050
Wire Wire Line
	3050 2600 3150 2600
Wire Wire Line
	3050 2700 3150 2700
Wire Wire Line
	800  2050 800  2400
Wire Wire Line
	800  2250 900  2250
Wire Wire Line
	1600 2150 1600 2400
Wire Wire Line
	1600 2700 1600 2850
Wire Wire Line
	1600 2850 800  2850
Wire Wire Line
	800  2850 800  2700
Wire Wire Line
	1200 2950 1200 2850
Connection ~ 1200 2850
Connection ~ 1600 2250
Wire Wire Line
	1600 2250 1500 2250
Wire Wire Line
	1600 2150 3150 2150
Wire Wire Line
	3150 2050 800  2050
Connection ~ 800  2250
Wire Wire Line
	3050 1150 3150 1150
Wire Wire Line
	3150 1250 3050 1250
Wire Wire Line
	3050 1350 3150 1350
Wire Wire Line
	3150 1450 3050 1450
Wire Wire Line
	3050 1550 3150 1550
Wire Wire Line
	3150 1750 3050 1750
Wire Wire Line
	3050 1850 3150 1850
Wire Wire Line
	3150 1950 3050 1950
Wire Wire Line
	3050 2800 3150 2800
Wire Wire Line
	3150 2900 3050 2900
Wire Wire Line
	3050 3000 3150 3000
Wire Wire Line
	3150 3100 3050 3100
Wire Wire Line
	3050 3200 3150 3200
Wire Wire Line
	3150 3300 3050 3300
Wire Wire Line
	3050 3400 3150 3400
Wire Wire Line
	3150 3500 3050 3500
Wire Wire Line
	3050 3600 3150 3600
Wire Wire Line
	3050 3700 3150 3700
Wire Wire Line
	3150 3900 3050 3900
Wire Wire Line
	3050 4000 3150 4000
Wire Wire Line
	3150 4100 3050 4100
Wire Wire Line
	3050 4200 3150 4200
Wire Wire Line
	3150 4650 3050 4650
Wire Wire Line
	3050 4750 3150 4750
Wire Wire Line
	3150 4850 3050 4850
Wire Wire Line
	3050 4950 3150 4950
Wire Wire Line
	3050 5350 3150 5350
Wire Wire Line
	3150 5450 3050 5450
Wire Wire Line
	3050 5550 3150 5550
Wire Wire Line
	3150 5650 3050 5650
Wire Wire Line
	1750 5250 1950 5250
Wire Wire Line
	1750 5150 1950 5150
Wire Wire Line
	7050 900  7050 1000
$EndSCHEMATC