usdx-kamocat/mcu.sch

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 2 5
Title "Black Pill uSDX"
Date "2020-08-24"
Rev "2.0.2"
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Device:Rotary_Encoder_Switch SW201
U 1 1 5ED956B6
P 9800 2850
F 0 "SW201" H 9800 3217 50  0000 C CNN
F 1 "Rotary_Encoder_Switch" H 9800 3126 50  0000 C CNN
F 2 "uSDX:Rotary_Encoder_Sw" H 9650 3010 50  0001 C CNN
F 3 "~" H 9800 3110 50  0001 C CNN
	1    9800 2850
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0228
U 1 1 5EFDFCE6
P 8600 4250
F 0 "#PWR0228" H 8600 4100 50  0001 C CNN
F 1 "+3.3V" H 8615 4423 50  0000 C CNN
F 2 "" H 8600 4250 50  0001 C CNN
F 3 "" H 8600 4250 50  0001 C CNN
	1    8600 4250
	1    0    0    1   
$EndComp
Wire Wire Line
	8700 4250 8600 4250
Wire Wire Line
	8700 3950 8500 3950
Text Label 8500 3950 0    50   ~ 0
SDA2
Text Label 8500 4050 0    50   ~ 0
SCL2
$Comp
L power:GND #PWR0223
U 1 1 5F00BE2D
P 8100 4150
F 0 "#PWR0223" H 8100 3900 50  0001 C CNN
F 1 "GND" H 8105 3977 50  0000 C CNN
F 2 "" H 8100 4150 50  0001 C CNN
F 3 "" H 8100 4150 50  0001 C CNN
	1    8100 4150
	-1   0    0    -1  
$EndComp
$Comp
L power:GND #PWR0233
U 1 1 5F0D940B
P 9150 3400
F 0 "#PWR0233" H 9150 3150 50  0001 C CNN
F 1 "GND" H 9155 3227 50  0000 C CNN
F 2 "" H 9150 3400 50  0001 C CNN
F 3 "" H 9150 3400 50  0001 C CNN
	1    9150 3400
	1    0    0    -1  
$EndComp
$Comp
L Switch:SW_Push SW203
U 1 1 5F239A6B
P 10400 3300
F 0 "SW203" H 10400 3585 50  0000 C CNN
F 1 "1825910-6" H 10400 3494 50  0000 C CNN
F 2 "Buttons_Switches_THT:SW_PUSH_6mm_h5mm" H 10400 3500 50  0001 C CNN
F 3 "~" H 10400 3500 50  0001 C CNN
	1    10400 3300
	1    0    0    -1  
$EndComp
$Comp
L Device:R_US R224
U 1 1 5F283AA3
P 10600 4300
F 0 "R224" H 10532 4254 50  0000 R CNN
F 1 "1k" H 10532 4345 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 10640 4290 50  0001 C CNN
F 3 "~" H 10600 4300 50  0001 C CNN
	1    10600 4300
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR0231
U 1 1 5F325FF7
P 2050 4850
F 0 "#PWR0231" H 2050 4600 50  0001 C CNN
F 1 "GND" H 2055 4677 50  0000 C CNN
F 2 "" H 2050 4850 50  0001 C CNN
F 3 "" H 2050 4850 50  0001 C CNN
	1    2050 4850
	1    0    0    -1  
$EndComp
Text Label 2050 4500 0    50   ~ 0
DIT
Text Label 2050 4600 0    50   ~ 0
DAH
$Comp
L uSDX:SSD1306 U203
U 1 1 5EFC4A96
P 9250 4100
F 0 "U203" V 9199 4203 50  0000 L CNN
F 1 "OLED Display" V 9290 4203 50  0000 L CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x04_Pitch2.54mm" H 9250 4100 50  0001 C CNN
F 3 "" H 9250 4100 50  0001 C CNN
	1    9250 4100
	0    1    -1   0   
$EndComp
$Comp
L Connector:AudioJack4 J203
U 1 1 5F1114D7
P 3300 5650
F 0 "J203" H 2970 5625 50  0000 R CNN
F 1 "AudioJack4" H 2970 5534 50  0000 R CNN
F 2 "uSDX:ASJ-112-M" H 3300 5650 50  0001 C CNN
F 3 "http://www.adam-tech.com/downloader.php?p=ASJ-112-X.pdf" H 3300 5650 50  0001 C CNN
	1    3300 5650
	-1   0    0    -1  
$EndComp
$Comp
L power:GND #PWR0227
U 1 1 5F11E76E
P 1550 5850
F 0 "#PWR0227" H 1550 5600 50  0001 C CNN
F 1 "GND" H 1555 5677 50  0000 C CNN
F 2 "" H 1550 5850 50  0001 C CNN
F 3 "" H 1550 5850 50  0001 C CNN
	1    1550 5850
	1    0    0    -1  
$EndComp
Wire Wire Line
	3100 5650 1550 5650
Text Label 1050 5550 0    50   ~ 0
MIC
Wire Wire Line
	1750 5550 3100 5550
Text Notes 2050 5450 0    50   ~ 0
3.5mm headset with mic
Text Notes 1950 4350 0    50   ~ 0
External keyer
Wire Wire Line
	10200 2950 10200 3300
Connection ~ 10200 3300
Wire Wire Line
	1550 5850 1550 5650
$Comp
L Device:C C210
U 1 1 5F28CB56
P 1600 5550
F 0 "C210" V 1852 5550 50  0000 C CNN
F 1 "10n" V 1761 5550 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 1638 5400 50  0001 C CNN
F 3 "~" H 1600 5550 50  0001 C CNN
	1    1600 5550
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_US R215
U 1 1 5F28CB5C
P 1300 5800
F 0 "R215" H 1368 5846 50  0000 L CNN
F 1 "2M" H 1368 5755 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 1340 5790 50  0001 C CNN
F 3 "~" H 1300 5800 50  0001 C CNN
	1    1300 5800
	1    0    0    -1  
$EndComp
$Comp
L Device:R_US R214
U 1 1 5F28CB62
P 1300 5300
F 0 "R214" H 1368 5346 50  0000 L CNN
F 1 "2M" H 1368 5255 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 1340 5290 50  0001 C CNN
F 3 "~" H 1300 5300 50  0001 C CNN
	1    1300 5300
	1    0    0    -1  
$EndComp
Wire Wire Line
	1050 5550 1300 5550
Wire Wire Line
	1300 5450 1300 5550
Connection ~ 1300 5550
Wire Wire Line
	1300 5550 1450 5550
Wire Wire Line
	1300 5550 1300 5650
Wire Wire Line
	2050 4850 2050 4800
Wire Wire Line
	2050 4700 2250 4700
Wire Wire Line
	2250 4800 2050 4800
Connection ~ 2050 4800
Wire Wire Line
	2050 4800 2050 4700
$Comp
L Connector:AudioJack4 J202
U 1 1 5EEE8932
P 2450 4700
F 0 "J202" H 2120 4675 50  0000 R CNN
F 1 "AudioJack4" H 2120 4584 50  0000 R CNN
F 2 "uSDX:ASJ-112-M" H 2450 4700 50  0001 C CNN
F 3 "http://www.adam-tech.com/downloader.php?p=ASJ-112-X.pdf" H 2450 4700 50  0001 C CNN
	1    2450 4700
	-1   0    0    1   
$EndComp
$Comp
L Device:R_US R223
U 1 1 5F5BCF2F
P 10600 3950
F 0 "R223" H 10532 3904 50  0000 R CNN
F 1 "1k" H 10532 3995 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 10640 3940 50  0001 C CNN
F 3 "~" H 10600 3950 50  0001 C CNN
	1    10600 3950
	-1   0    0    1   
$EndComp
$Comp
L Device:R_US R222
U 1 1 5F5BD5D8
P 10600 3550
F 0 "R222" H 10532 3504 50  0000 R CNN
F 1 "1k" H 10532 3595 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 10640 3540 50  0001 C CNN
F 3 "~" H 10600 3550 50  0001 C CNN
	1    10600 3550
	-1   0    0    1   
$EndComp
$Comp
L Device:R_US R221
U 1 1 5F5BDE16
P 10600 3100
F 0 "R221" H 10532 3054 50  0000 R CNN
F 1 "1k" H 10532 3145 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 10640 3090 50  0001 C CNN
F 3 "~" H 10600 3100 50  0001 C CNN
	1    10600 3100
	-1   0    0    1   
$EndComp
$Comp
L Device:R_US R220
U 1 1 5F5BE188
P 10600 2400
F 0 "R220" H 10532 2354 50  0000 R CNN
F 1 "1k" H 10532 2445 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 10640 2390 50  0001 C CNN
F 3 "~" H 10600 2400 50  0001 C CNN
	1    10600 2400
	-1   0    0    1   
$EndComp
Wire Wire Line
	10600 2750 10600 2550
Wire Wire Line
	10600 2750 10600 2950
Connection ~ 10600 2750
Wire Wire Line
	10600 3250 10600 3300
Connection ~ 10600 3300
Wire Wire Line
	10600 3300 10600 3400
Wire Wire Line
	10600 4100 10600 4150
Text Label 1600 6300 2    50   ~ 0
SPKR_R
$Comp
L uSDX:black_pill U201
U 1 1 5F3319DA
P 2700 2600
F 0 "U201" H 2675 3865 50  0000 C CNN
F 1 "black_pill" H 2675 3774 50  0000 C CNN
F 2 "Housings_DIP:DIP-40_W15.24mm" H 2700 2600 50  0001 C CNN
F 3 "" H 2700 2600 50  0001 C CNN
	1    2700 2600
	1    0    0    -1  
$EndComp
Text Label 3300 3200 0    50   ~ 0
DIT
Text Label 3300 3300 0    50   ~ 0
DAH
Text Label 2050 2700 2    50   ~ 0
MIC
Text Label 2050 2800 2    50   ~ 0
RX_I_SAFE
Text Label 2050 2900 2    50   ~ 0
RX_Q_SAFE
Text Label 2050 3000 2    50   ~ 0
VBAT
Text Label 2050 3200 2    50   ~ 0
SCL2
$Comp
L power:+3.3V #PWR0201
U 1 1 5F33B81F
P 1200 3300
F 0 "#PWR0201" H 1200 3150 50  0001 C CNN
F 1 "+3.3V" V 1215 3428 50  0000 L CNN
F 2 "" H 1200 3300 50  0001 C CNN
F 3 "" H 1200 3300 50  0001 C CNN
	1    1200 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	2050 3300 1700 3300
$Comp
L power:GND #PWR0205
U 1 1 5F340880
P 2000 3700
F 0 "#PWR0205" H 2000 3450 50  0001 C CNN
F 1 "GND" H 2005 3527 50  0000 C CNN
F 2 "" H 2000 3700 50  0001 C CNN
F 3 "" H 2000 3700 50  0001 C CNN
	1    2000 3700
	1    0    0    -1  
$EndComp
Wire Wire Line
	2050 3400 2000 3400
Wire Wire Line
	2000 3400 2000 3600
$Comp
L power:+3.3V #PWR0207
U 1 1 5F344B72
P 3400 1300
F 0 "#PWR0207" H 3400 1150 50  0001 C CNN
F 1 "+3.3V" H 3415 1473 50  0000 C CNN
F 2 "" H 3400 1300 50  0001 C CNN
F 3 "" H 3400 1300 50  0001 C CNN
	1    3400 1300
	1    0    0    -1  
$EndComp
Wire Wire Line
	3400 1300 3400 1400
Wire Wire Line
	3400 1600 3300 1600
$Comp
L power:GND #PWR0210
U 1 1 5F34940E
P 4150 1700
F 0 "#PWR0210" H 4150 1450 50  0001 C CNN
F 1 "GND" H 4155 1527 50  0000 C CNN
F 2 "" H 4150 1700 50  0001 C CNN
F 3 "" H 4150 1700 50  0001 C CNN
	1    4150 1700
	0    -1   -1   0   
$EndComp
Wire Wire Line
	4150 1700 4000 1700
Text Label 3300 2900 0    50   ~ 0
SPKR_L
Text Label 3300 2800 0    50   ~ 0
SPKR_R
Text Label 3300 2600 0    50   ~ 0
GPS_REF_CLK
Text Label 3300 2500 0    50   ~ 0
SDA2
Text Label 3300 2400 0    50   ~ 0
ENC1_A
Text Label 3300 2300 0    50   ~ 0
ENC1_B
Wire Wire Line
	8100 4150 8700 4150
$Comp
L Device:R_US R217
U 1 1 5F3643E5
P 8500 3650
F 0 "R217" H 8568 3696 50  0000 L CNN
F 1 "1k" H 8568 3605 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 8540 3640 50  0001 C CNN
F 3 "~" H 8500 3650 50  0001 C CNN
	1    8500 3650
	1    0    0    1   
$EndComp
$Comp
L Device:R_US R216
U 1 1 5F364A8D
P 8250 3650
F 0 "R216" H 8318 3696 50  0000 L CNN
F 1 "1k" H 8318 3605 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 8290 3640 50  0001 C CNN
F 3 "~" H 8250 3650 50  0001 C CNN
	1    8250 3650
	1    0    0    1   
$EndComp
Wire Wire Line
	8250 4050 8700 4050
$Comp
L power:+3.3V #PWR0226
U 1 1 5F37A11F
P 8400 3400
F 0 "#PWR0226" H 8400 3250 50  0001 C CNN
F 1 "+3.3V" H 8415 3573 50  0000 C CNN
F 2 "" H 8400 3400 50  0001 C CNN
F 3 "" H 8400 3400 50  0001 C CNN
	1    8400 3400
	-1   0    0    -1  
$EndComp
Wire Wire Line
	8250 3500 8400 3500
Wire Wire Line
	8400 3400 8400 3500
Connection ~ 8400 3500
Wire Wire Line
	8400 3500 8500 3500
Wire Wire Line
	8500 3800 8500 3950
Wire Wire Line
	8250 3800 8250 4050
$Comp
L Device:C C212
U 1 1 5F39EF4E
P 1900 6450
F 0 "C212" H 2015 6496 50  0000 L CNN
F 1 "150n" H 2015 6405 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 1938 6300 50  0001 C CNN
F 3 "~" H 1900 6450 50  0001 C CNN
	1    1900 6450
	1    0    0    -1  
$EndComp
$Comp
L Device:C C216
U 1 1 5F39F89D
P 2700 6450
F 0 "C216" H 2815 6496 50  0000 L CNN
F 1 "150n" H 2815 6405 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 2738 6300 50  0001 C CNN
F 3 "~" H 2700 6450 50  0001 C CNN
	1    2700 6450
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0230
U 1 1 5F3E0345
P 1900 6600
F 0 "#PWR0230" H 1900 6350 50  0001 C CNN
F 1 "GND" H 1905 6427 50  0000 C CNN
F 2 "" H 1900 6600 50  0001 C CNN
F 3 "" H 1900 6600 50  0001 C CNN
	1    1900 6600
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0234
U 1 1 5F3E05F6
P 2700 6600
F 0 "#PWR0234" H 2700 6350 50  0001 C CNN
F 1 "GND" H 2705 6427 50  0000 C CNN
F 2 "" H 2700 6600 50  0001 C CNN
F 3 "" H 2700 6600 50  0001 C CNN
	1    2700 6600
	1    0    0    -1  
$EndComp
Wire Wire Line
	1900 5750 3100 5750
Wire Wire Line
	1900 6100 1900 6150
Text Label 2400 6300 2    50   ~ 0
SPKR_L
Text Notes 3100 6150 0    50   ~ 0
Band-pass filter 50Hz-5kHz\nTuned for 200-ohm load
Connection ~ 2700 6300
$Comp
L Device:L L202
U 1 1 5F3CA3E3
P 2550 6300
F 0 "L202" H 2507 6254 50  0000 R CNN
F 1 "6.8mH" H 2507 6345 50  0000 R CNN
F 2 "Inductors_SMD:L_0805" H 2550 6300 50  0001 C CNN
F 3 "~" H 2550 6300 50  0001 C CNN
	1    2550 6300
	0    1    1    0   
$EndComp
Connection ~ 1900 6300
$Comp
L Device:L L201
U 1 1 5F3C9A87
P 1750 6300
F 0 "L201" H 1707 6254 50  0000 R CNN
F 1 "6.8mH" H 1707 6345 50  0000 R CNN
F 2 "Inductors_SMD:L_0805" H 1750 6300 50  0001 C CNN
F 3 "~" H 1750 6300 50  0001 C CNN
	1    1750 6300
	0    1    1    0   
$EndComp
Wire Wire Line
	2700 5850 3100 5850
$Comp
L Device:R_US R218
U 1 1 5F46BBBE
P 8800 2750
F 0 "R218" H 8732 2704 50  0000 R CNN
F 1 "1k" H 8732 2795 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 8840 2740 50  0001 C CNN
F 3 "~" H 8800 2750 50  0001 C CNN
	1    8800 2750
	0    1    1    0   
$EndComp
$Comp
L Device:R_US R219
U 1 1 5F46D11B
P 8800 2950
F 0 "R219" H 8732 2904 50  0000 R CNN
F 1 "1k" H 8732 2995 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 8840 2940 50  0001 C CNN
F 3 "~" H 8800 2950 50  0001 C CNN
	1    8800 2950
	0    -1   -1   0   
$EndComp
$Comp
L power:+3.3V #PWR0229
U 1 1 5F46D35C
P 8550 2750
F 0 "#PWR0229" H 8550 2600 50  0001 C CNN
F 1 "+3.3V" H 8565 2923 50  0000 C CNN
F 2 "" H 8550 2750 50  0001 C CNN
F 3 "" H 8550 2750 50  0001 C CNN
	1    8550 2750
	1    0    0    -1  
$EndComp
Wire Wire Line
	8650 2750 8650 2950
Wire Wire Line
	8650 2750 8550 2750
Connection ~ 8650 2750
Wire Wire Line
	8950 2750 9000 2750
Wire Wire Line
	9500 2950 9300 2950
Wire Wire Line
	9500 2850 9150 2850
Wire Wire Line
	9150 2850 9150 3400
$Comp
L Device:C C214
U 1 1 5F48D182
P 9300 3250
F 0 "C214" V 9048 3250 50  0000 C CNN
F 1 "100n" V 9139 3250 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 9338 3100 50  0001 C CNN
F 3 "~" H 9300 3250 50  0001 C CNN
	1    9300 3250
	-1   0    0    1   
$EndComp
$Comp
L Device:C C213
U 1 1 5F491F88
P 9000 3250
F 0 "C213" V 8748 3250 50  0000 C CNN
F 1 "100n" V 8839 3250 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 9038 3100 50  0001 C CNN
F 3 "~" H 9000 3250 50  0001 C CNN
	1    9000 3250
	1    0    0    -1  
$EndComp
Wire Wire Line
	9000 3400 9150 3400
Wire Wire Line
	9000 3100 9000 2750
Connection ~ 9000 2750
Wire Wire Line
	9000 2750 9500 2750
Wire Wire Line
	9300 3100 9300 2950
Connection ~ 9300 2950
Wire Wire Line
	9300 2950 8950 2950
Connection ~ 9150 3400
Wire Wire Line
	9150 3400 9150 3450
Wire Wire Line
	9150 3400 9300 3400
Text Label 9200 2750 0    50   ~ 0
ENC1_A
Text Label 9200 2950 0    50   ~ 0
ENC1_B
Wire Wire Line
	5800 1500 5800 1550
Connection ~ 5800 1550
$Comp
L power:GND #PWR0225
U 1 1 5F530782
P 1300 5950
F 0 "#PWR0225" H 1300 5700 50  0001 C CNN
F 1 "GND" H 1305 5777 50  0000 C CNN
F 2 "" H 1300 5950 50  0001 C CNN
F 3 "" H 1300 5950 50  0001 C CNN
	1    1300 5950
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0224
U 1 1 5F5309CE
P 1300 5150
F 0 "#PWR0224" H 1300 5000 50  0001 C CNN
F 1 "+3.3V" H 1315 5323 50  0000 C CNN
F 2 "" H 1300 5150 50  0001 C CNN
F 3 "" H 1300 5150 50  0001 C CNN
	1    1300 5150
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0235
U 1 1 5F53CA20
P 10600 1300
F 0 "#PWR0235" H 10600 1150 50  0001 C CNN
F 1 "+3.3V" H 10615 1473 50  0000 C CNN
F 2 "" H 10600 1300 50  0001 C CNN
F 3 "" H 10600 1300 50  0001 C CNN
	1    10600 1300
	1    0    0    -1  
$EndComp
Text Label 5300 2150 0    50   ~ 0
RX_Q_SAFE
Text Label 5250 1550 0    50   ~ 0
RX_I_SAFE
Wire Wire Line
	2050 4600 2250 4600
Wire Wire Line
	2250 4500 1850 4500
Text Label 1850 4500 0    50   ~ 0
PTT
$Comp
L Connector:Conn_01x02_Female J201
U 1 1 5F5BD660
P 2300 7100
F 0 "J201" H 2328 7076 50  0000 L CNN
F 1 "Conn_01x02_Female" H 2328 6985 50  0000 L CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x02_Pitch2.54mm" H 2300 7100 50  0001 C CNN
F 3 "~" H 2300 7100 50  0001 C CNN
	1    2300 7100
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0232
U 1 1 5F5BDC9F
P 2100 7200
F 0 "#PWR0232" H 2100 6950 50  0001 C CNN
F 1 "GND" H 2105 7027 50  0000 C CNN
F 2 "" H 2100 7200 50  0001 C CNN
F 3 "" H 2100 7200 50  0001 C CNN
	1    2100 7200
	1    0    0    -1  
$EndComp
Text Label 2100 7100 2    50   ~ 0
GPS_REF_CLK
Text Label 2050 2200 2    50   ~ 0
BUTTONS
Wire Wire Line
	1750 3100 2050 3100
Text HLabel 1750 2100 0    50   Input ~ 0
CLK_MEASURE
Text HLabel 1750 2300 0    50   Output ~ 0
TX_BIAS
Text HLabel 1750 3100 0    50   Output ~ 0
RX_EN
Wire Wire Line
	1750 2300 2050 2300
Wire Wire Line
	1750 2100 2050 2100
Text HLabel 3300 1900 2    50   3State ~ 0
SDA1
Text HLabel 3300 2000 2    50   3State ~ 0
SCL1
Text HLabel 3300 3000 2    50   Output ~ 0
TX_Q
Text HLabel 3300 3100 2    50   Output ~ 0
TX_I
Text HLabel 4950 1550 0    50   Input ~ 0
RX_I
Text HLabel 5000 2150 0    50   Input ~ 0
RX_Q
Text HLabel 5600 4100 0    50   Input ~ 0
SWR2
Text HLabel 5300 3150 0    50   Input ~ 0
SWR1
Text Label 6700 3250 2    50   ~ 0
SWR1_SAFE
Text Label 2050 2500 2    50   ~ 0
SWR1_SAFE
Text Label 2050 2600 2    50   ~ 0
SWR2_SAFE
$Comp
L Device:R_US R212
U 1 1 5F55A3F2
P 6150 3250
F 0 "R212" H 6082 3204 50  0000 R CNN
F 1 "1k" H 6082 3295 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 6190 3240 50  0001 C CNN
F 3 "~" H 6150 3250 50  0001 C CNN
	1    6150 3250
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_US R210
U 1 1 5F416999
P 5550 3550
F 0 "R210" H 5482 3504 50  0000 R CNN
F 1 "10k" H 5482 3595 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 5590 3540 50  0001 C CNN
F 3 "~" H 5550 3550 50  0001 C CNN
	1    5550 3550
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_US R206
U 1 1 5F417011
P 5050 3550
F 0 "R206" H 4982 3504 50  0000 R CNN
F 1 "100" H 4982 3595 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 5090 3540 50  0001 C CNN
F 3 "~" H 5050 3550 50  0001 C CNN
	1    5050 3550
	0    -1   -1   0   
$EndComp
Wire Wire Line
	5300 3350 5300 3550
Wire Wire Line
	5300 3550 5200 3550
Wire Wire Line
	5400 3550 5300 3550
Connection ~ 5300 3550
Wire Wire Line
	6000 3250 5950 3250
Wire Wire Line
	5700 3550 5950 3550
Wire Wire Line
	5950 3550 5950 3250
Connection ~ 5950 3250
Wire Wire Line
	5950 3250 5900 3250
$Comp
L power:GND #PWR0211
U 1 1 5F46E0E2
P 4850 3600
F 0 "#PWR0211" H 4850 3350 50  0001 C CNN
F 1 "GND" H 4855 3427 50  0000 C CNN
F 2 "" H 4850 3600 50  0001 C CNN
F 3 "" H 4850 3600 50  0001 C CNN
	1    4850 3600
	1    0    0    -1  
$EndComp
Wire Wire Line
	4900 3550 4850 3550
Wire Wire Line
	4850 3550 4850 3600
Text Notes 4650 4900 0    50   ~ 0
This gain is merely a guess. It may be too high or too low.
Text Label 7000 4200 2    50   ~ 0
SWR2_SAFE
$Comp
L Device:R_US R213
U 1 1 5F482DC8
P 6450 4200
F 0 "R213" H 6382 4154 50  0000 R CNN
F 1 "1k" H 6382 4245 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 6490 4190 50  0001 C CNN
F 3 "~" H 6450 4200 50  0001 C CNN
	1    6450 4200
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_US R211
U 1 1 5F482DFA
P 5850 4500
F 0 "R211" H 5782 4454 50  0000 R CNN
F 1 "10k" H 5782 4545 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 5890 4490 50  0001 C CNN
F 3 "~" H 5850 4500 50  0001 C CNN
	1    5850 4500
	0    -1   -1   0   
$EndComp
$Comp
L Device:R_US R209
U 1 1 5F482E04
P 5350 4500
F 0 "R209" H 5282 4454 50  0000 R CNN
F 1 "100" H 5282 4545 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 5390 4490 50  0001 C CNN
F 3 "~" H 5350 4500 50  0001 C CNN
	1    5350 4500
	0    -1   -1   0   
$EndComp
Wire Wire Line
	5600 4300 5600 4500
Wire Wire Line
	5600 4500 5500 4500
Wire Wire Line
	5700 4500 5600 4500
Connection ~ 5600 4500
Wire Wire Line
	6300 4200 6250 4200
Wire Wire Line
	6000 4500 6250 4500
Wire Wire Line
	6250 4500 6250 4200
Connection ~ 6250 4200
Wire Wire Line
	6250 4200 6200 4200
$Comp
L power:GND #PWR0212
U 1 1 5F482E1B
P 5150 4550
F 0 "#PWR0212" H 5150 4300 50  0001 C CNN
F 1 "GND" H 5155 4377 50  0000 C CNN
F 2 "" H 5150 4550 50  0001 C CNN
F 3 "" H 5150 4550 50  0001 C CNN
	1    5150 4550
	1    0    0    -1  
$EndComp
Wire Wire Line
	5200 4500 5150 4500
Wire Wire Line
	5150 4500 5150 4550
$Comp
L power:+12VA #PWR?
U 1 1 5F4E044B
P 7050 1400
AR Path="/5F5D026F/5F4E044B" Ref="#PWR?"  Part="1" 
AR Path="/5ED6119E/5F4E044B" Ref="#PWR0221"  Part="1" 
F 0 "#PWR0221" H 7050 1250 50  0001 C CNN
F 1 "+12VA" H 7065 1573 50  0000 C CNN
F 2 "" H 7050 1400 50  0001 C CNN
F 3 "" H 7050 1400 50  0001 C CNN
	1    7050 1400
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0222
U 1 1 5F4E6ECD
P 7050 2100
F 0 "#PWR0222" H 7050 1850 50  0001 C CNN
F 1 "GND" H 7055 1927 50  0000 C CNN
F 2 "" H 7050 2100 50  0001 C CNN
F 3 "" H 7050 2100 50  0001 C CNN
	1    7050 2100
	1    0    0    -1  
$EndComp
Text HLabel 3300 2100 2    50   Input ~ 0
UART1_RX
Text HLabel 3300 2200 2    50   Output ~ 0
UART1_TX
Text HLabel 5950 1550 2    50   Output ~ 0
AUDIO_I
Wire Wire Line
	5950 1550 5800 1550
Text HLabel 5950 2150 2    50   Output ~ 0
AUDIO_Q
Text HLabel 1050 5550 0    50   Input ~ 0
USB_MIC
$Comp
L Device:C C207
U 1 1 5F77E44C
P 3600 1550
F 0 "C207" V 3348 1550 50  0000 C CNN
F 1 "1u" V 3439 1550 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 3638 1400 50  0001 C CNN
F 3 "~" H 3600 1550 50  0001 C CNN
	1    3600 1550
	-1   0    0    1   
$EndComp
Connection ~ 3600 1700
Wire Wire Line
	3600 1700 3300 1700
$Comp
L Device:C C208
U 1 1 5F782E2B
P 4000 1550
F 0 "C208" V 3748 1550 50  0000 C CNN
F 1 "100n" V 3839 1550 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 4038 1400 50  0001 C CNN
F 3 "~" H 4000 1550 50  0001 C CNN
	1    4000 1550
	-1   0    0    1   
$EndComp
Connection ~ 4000 1700
Wire Wire Line
	4000 1700 3600 1700
Wire Wire Line
	3400 1400 3600 1400
Connection ~ 3400 1400
Wire Wire Line
	3400 1400 3400 1600
Connection ~ 3600 1400
Wire Wire Line
	3600 1400 4000 1400
$Comp
L Device:C C204
U 1 1 5F79EE34
P 1700 3450
F 0 "C204" V 1448 3450 50  0000 C CNN
F 1 "1u" V 1539 3450 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 1738 3300 50  0001 C CNN
F 3 "~" H 1700 3450 50  0001 C CNN
	1    1700 3450
	-1   0    0    1   
$EndComp
Wire Wire Line
	1700 3300 1300 3300
$Comp
L Device:C C202
U 1 1 5F79FA03
P 1300 3450
F 0 "C202" V 1048 3450 50  0000 C CNN
F 1 "100n" V 1139 3450 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 1338 3300 50  0001 C CNN
F 3 "~" H 1300 3450 50  0001 C CNN
	1    1300 3450
	-1   0    0    1   
$EndComp
Connection ~ 1300 3300
Wire Wire Line
	1300 3300 1200 3300
Connection ~ 1700 3300
Wire Wire Line
	1300 3600 1700 3600
Connection ~ 2000 3600
Wire Wire Line
	2000 3600 2000 3700
Connection ~ 1700 3600
Wire Wire Line
	1700 3600 2000 3600
$Comp
L Connector:TestPoint TP201
U 1 1 5F7B51D5
P 1900 6150
F 0 "TP201" V 1854 6338 50  0000 L CNN
F 1 "TestPoint" V 1945 6338 50  0000 L CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 2100 6150 50  0001 C CNN
F 3 "~" H 2100 6150 50  0001 C CNN
	1    1900 6150
	0    1    1    0   
$EndComp
Connection ~ 1900 6150
Wire Wire Line
	1900 6150 1900 6300
$Comp
L Connector:TestPoint TP202
U 1 1 5F7B5C2C
P 2700 6200
F 0 "TP202" V 2654 6388 50  0000 L CNN
F 1 "TestPoint" V 2745 6388 50  0000 L CNN
F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 2900 6200 50  0001 C CNN
F 3 "~" H 2900 6200 50  0001 C CNN
	1    2700 6200
	0    1    1    0   
$EndComp
Wire Wire Line
	2700 6200 2700 6300
$Comp
L Device:R_US R202
U 1 1 5F81EBE3
P 5200 5950
AR Path="/5ED6119E/5F81EBE3" Ref="R202"  Part="1" 
AR Path="/5F81EBE3" Ref="R?"  Part="1" 
F 0 "R202" H 5268 5996 50  0000 L CNN
F 1 "10k" H 5268 5905 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 5240 5940 50  0001 C CNN
F 3 "~" H 5200 5950 50  0001 C CNN
	1    5200 5950
	1    0    0    -1  
$EndComp
$Comp
L Device:R_US R201
U 1 1 5F81EBE9
P 5200 5550
AR Path="/5ED6119E/5F81EBE9" Ref="R201"  Part="1" 
AR Path="/5F81EBE9" Ref="R?"  Part="1" 
F 0 "R201" H 5268 5596 50  0000 L CNN
F 1 "150k" H 5268 5505 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 5240 5540 50  0001 C CNN
F 3 "~" H 5200 5550 50  0001 C CNN
	1    5200 5550
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0204
U 1 1 5F81EBEF
P 5200 6200
AR Path="/5ED6119E/5F81EBEF" Ref="#PWR0204"  Part="1" 
AR Path="/5F81EBEF" Ref="#PWR?"  Part="1" 
F 0 "#PWR0204" H 5200 5950 50  0001 C CNN
F 1 "GND" H 5205 6027 50  0000 C CNN
F 2 "" H 5200 6200 50  0001 C CNN
F 3 "" H 5200 6200 50  0001 C CNN
	1    5200 6200
	1    0    0    -1  
$EndComp
Wire Wire Line
	5200 5700 5200 5750
Connection ~ 5200 5750
Wire Wire Line
	5200 5750 5200 5800
Text Label 5650 5750 0    50   ~ 0
VBAT
$Comp
L power:+12V #PWR0203
U 1 1 5F81EBF9
P 5200 5400
AR Path="/5ED6119E/5F81EBF9" Ref="#PWR0203"  Part="1" 
AR Path="/5F81EBF9" Ref="#PWR?"  Part="1" 
F 0 "#PWR0203" H 5200 5250 50  0001 C CNN
F 1 "+12V" H 5215 5573 50  0000 C CNN
F 2 "" H 5200 5400 50  0001 C CNN
F 3 "" H 5200 5400 50  0001 C CNN
	1    5200 5400
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0206
U 1 1 5F81EC05
P 4850 5450
AR Path="/5ED6119E/5F81EC05" Ref="#PWR0206"  Part="1" 
AR Path="/5F81EC05" Ref="#PWR?"  Part="1" 
F 0 "#PWR0206" H 4850 5300 50  0001 C CNN
F 1 "+3.3V" H 4865 5623 50  0000 C CNN
F 2 "" H 4850 5450 50  0001 C CNN
F 3 "" H 4850 5450 50  0001 C CNN
	1    4850 5450
	1    0    0    -1  
$EndComp
Wire Wire Line
	5200 5750 5550 5750
Wire Wire Line
	5550 5750 5650 5750
Connection ~ 5550 5750
$Comp
L Amplifier_Operational:LM4562 U202
U 2 1 5F83693B
P 5900 4200
AR Path="/5ED6119E/5F83693B" Ref="U202"  Part="2" 
AR Path="/5F5D026F/5F83693B" Ref="U?"  Part="2" 
F 0 "U202" H 5900 4567 50  0000 C CNN
F 1 "LM4562" H 5900 4476 50  0000 C CNN
F 2 "Housings_SOIC:SO-8_5.3x6.2mm_Pitch1.27mm" H 5900 4200 50  0001 C CNN
F 3 "https://www.ti.com/lit/ds/snas326k/snas326k.pdf" H 5900 4200 50  0001 C CNN
	2    5900 4200
	1    0    0    -1  
$EndComp
$Comp
L Amplifier_Operational:LM4562 U202
U 1 1 5F840C97
P 5600 3250
AR Path="/5ED6119E/5F840C97" Ref="U202"  Part="1" 
AR Path="/5F5D026F/5F840C97" Ref="U?"  Part="2" 
F 0 "U202" H 5600 3617 50  0000 C CNN
F 1 "LM4562" H 5600 3526 50  0000 C CNN
F 2 "Housings_SOIC:SO-8_5.3x6.2mm_Pitch1.27mm" H 5600 3250 50  0001 C CNN
F 3 "https://www.ti.com/lit/ds/snas326k/snas326k.pdf" H 5600 3250 50  0001 C CNN
	1    5600 3250
	1    0    0    -1  
$EndComp
$Comp
L Amplifier_Operational:LM4562 U202
U 3 1 5F8421FA
P 7150 1750
AR Path="/5ED6119E/5F8421FA" Ref="U202"  Part="3" 
AR Path="/5F5D026F/5F8421FA" Ref="U?"  Part="2" 
F 0 "U202" H 7250 1850 50  0000 C CNN
F 1 "LM4562" H 7250 1750 50  0000 C CNN
F 2 "Housings_SOIC:SO-8_5.3x6.2mm_Pitch1.27mm" H 7150 1750 50  0001 C CNN
F 3 "https://www.ti.com/lit/ds/snas326k/snas326k.pdf" H 7150 1750 50  0001 C CNN
	3    7150 1750
	1    0    0    -1  
$EndComp
$Comp
L Device:C C209
U 1 1 5F84DACD
P 6850 1750
F 0 "C209" V 6598 1750 50  0000 C CNN
F 1 "1u" V 6689 1750 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 6888 1600 50  0001 C CNN
F 3 "~" H 6850 1750 50  0001 C CNN
	1    6850 1750
	1    0    0    -1  
$EndComp
Wire Wire Line
	6850 1600 6850 1450
Wire Wire Line
	6850 1450 7050 1450
Wire Wire Line
	7050 1400 7050 1450
Connection ~ 7050 1450
Wire Wire Line
	6850 1900 6850 2050
Wire Wire Line
	6850 2050 7050 2050
Wire Wire Line
	7050 2050 7050 2100
Connection ~ 7050 2050
$Comp
L Device:C C205
U 1 1 5F879BB3
P 5550 5950
F 0 "C205" V 5298 5950 50  0000 C CNN
F 1 "1u" V 5389 5950 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 5588 5800 50  0001 C CNN
F 3 "~" H 5550 5950 50  0001 C CNN
	1    5550 5950
	-1   0    0    1   
$EndComp
Wire Wire Line
	5550 5800 5550 5750
Wire Wire Line
	5200 6100 5550 6100
Connection ~ 5200 6100
$Comp
L Device:LED D203
U 1 1 5F88EE79
P 3900 3650
F 0 "D203" V 3939 3532 50  0000 R CNN
F 1 "LED" V 3848 3532 50  0000 R CNN
F 2 "LEDs:LED_0805" H 3900 3650 50  0001 C CNN
F 3 "~" H 3900 3650 50  0001 C CNN
	1    3900 3650
	0    -1   -1   0   
$EndComp
$Comp
L Device:LED D202
U 1 1 5F88FDD1
P 3400 3650
F 0 "D202" V 3439 3532 50  0000 R CNN
F 1 "LED" V 3348 3532 50  0000 R CNN
F 2 "LEDs:LED_0805" H 3400 3650 50  0001 C CNN
F 3 "~" H 3400 3650 50  0001 C CNN
	1    3400 3650
	0    -1   -1   0   
$EndComp
Wire Wire Line
	3300 3500 3400 3500
$Comp
L Device:R_US R203
U 1 1 5F8A5A27
P 3400 3950
AR Path="/5ED6119E/5F8A5A27" Ref="R203"  Part="1" 
AR Path="/5F8A5A27" Ref="R?"  Part="1" 
F 0 "R203" H 3468 3996 50  0000 L CNN
F 1 "1k" H 3468 3905 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 3440 3940 50  0001 C CNN
F 3 "~" H 3400 3950 50  0001 C CNN
	1    3400 3950
	1    0    0    -1  
$EndComp
$Comp
L Device:R_US R205
U 1 1 5F8A5E82
P 3900 3950
AR Path="/5ED6119E/5F8A5E82" Ref="R205"  Part="1" 
AR Path="/5F8A5E82" Ref="R?"  Part="1" 
F 0 "R205" H 3968 3996 50  0000 L CNN
F 1 "1k" H 3968 3905 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 3940 3940 50  0001 C CNN
F 3 "~" H 3900 3950 50  0001 C CNN
	1    3900 3950
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0208
U 1 1 5F8A6F50
P 3600 4100
F 0 "#PWR0208" H 3600 3850 50  0001 C CNN
F 1 "GND" H 3605 3927 50  0000 C CNN
F 2 "" H 3600 4100 50  0001 C CNN
F 3 "" H 3600 4100 50  0001 C CNN
	1    3600 4100
	1    0    0    -1  
$EndComp
Wire Wire Line
	3400 4100 3600 4100
Connection ~ 3600 4100
Wire Wire Line
	3600 4100 3900 4100
Wire Wire Line
	3900 3400 3900 3500
Wire Wire Line
	3300 3400 3900 3400
Text Label 3400 3500 0    50   ~ 0
RED_LED
Text Label 3700 3400 0    50   ~ 0
GREEN_LED
Wire Wire Line
	2050 1600 2150 1600
Text Label 2050 2400 2    50   ~ 0
Therm
$Comp
L Device:R_US R204
U 1 1 5F9590D5
P 7100 6000
AR Path="/5ED6119E/5F9590D5" Ref="R204"  Part="1" 
AR Path="/5F9590D5" Ref="R?"  Part="1" 
F 0 "R204" H 7168 6046 50  0000 L CNN
F 1 "10k" H 7168 5955 50  0000 L CNN
F 2 "Resistors_SMD:R_0805" V 7140 5990 50  0001 C CNN
F 3 "~" H 7100 6000 50  0001 C CNN
	1    7100 6000
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0209
U 1 1 5F9594C0
P 6950 6200
AR Path="/5ED6119E/5F9594C0" Ref="#PWR0209"  Part="1" 
AR Path="/5F9594C0" Ref="#PWR?"  Part="1" 
F 0 "#PWR0209" H 6950 5950 50  0001 C CNN
F 1 "GND" H 6955 6027 50  0000 C CNN
F 2 "" H 6950 6200 50  0001 C CNN
F 3 "" H 6950 6200 50  0001 C CNN
	1    6950 6200
	1    0    0    -1  
$EndComp
Text HLabel 7150 5800 2    50   Input ~ 0
Therm
Wire Wire Line
	7150 5800 7100 5800
Wire Wire Line
	7100 5850 7100 5800
Connection ~ 7100 5800
$Comp
L Device:C C206
U 1 1 5F980065
P 6750 5950
F 0 "C206" V 6498 5950 50  0000 C CNN
F 1 "10n" V 6589 5950 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 6788 5800 50  0001 C CNN
F 3 "~" H 6750 5950 50  0001 C CNN
	1    6750 5950
	-1   0    0    1   
$EndComp
Wire Wire Line
	6750 5800 7100 5800
Wire Wire Line
	6750 6100 6750 6200
Wire Wire Line
	6750 6200 6950 6200
Wire Wire Line
	7100 6200 7100 6150
Connection ~ 6950 6200
Wire Wire Line
	6950 6200 7100 6200
Text Notes 6650 5700 0    50   ~ 0
Thermistor\nTemperature\nMeasurement
NoConn ~ 2050 1600
NoConn ~ 2050 1700
NoConn ~ 2050 2000
NoConn ~ 3300 1800
NoConn ~ 2050 3500
NoConn ~ 3300 2700
$Comp
L Device:C C211
U 1 1 5FE4A70F
P 1900 5950
F 0 "C211" H 2015 5996 50  0000 L CNN
F 1 "15u" H 2015 5905 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 1938 5800 50  0001 C CNN
F 3 "~" H 1900 5950 50  0001 C CNN
	1    1900 5950
	1    0    0    -1  
$EndComp
Wire Wire Line
	1900 5800 1900 5900
Wire Wire Line
	1900 5750 1900 5800
Connection ~ 1900 5800
$Comp
L Device:C C215
U 1 1 5FE64B72
P 2700 6000
F 0 "C215" H 2815 6046 50  0000 L CNN
F 1 "15u" H 2815 5955 50  0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 2738 5850 50  0001 C CNN
F 3 "~" H 2700 6000 50  0001 C CNN
	1    2700 6000
	1    0    0    -1  
$EndComp
Wire Wire Line
	2700 6150 2700 6200
Connection ~ 2700 6200
$Comp
L Device:R_US R207
U 1 1 5FE73124
P 5100 1550
F 0 "R207" H 5032 1504 50  0000 R CNN
F 1 "1k" H 5032 1595 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 5140 1540 50  0001 C CNN
F 3 "~" H 5100 1550 50  0001 C CNN
	1    5100 1550
	0    1    1    0   
$EndComp
$Comp
L Device:R_US R208
U 1 1 5FE73A28
P 5150 2150
F 0 "R208" H 5082 2104 50  0000 R CNN
F 1 "1k" H 5082 2195 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 5190 2140 50  0001 C CNN
F 3 "~" H 5150 2150 50  0001 C CNN
	1    5150 2150
	0    1    1    0   
$EndComp
Wire Wire Line
	5250 1550 5800 1550
$Comp
L Device:D_Schottky_x2_Serial_AKC D206
U 1 1 5F449091
P 6900 3250
F 0 "D206" V 6946 3330 50  0000 L CNN
F 1 "BAT54S" V 6855 3330 50  0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 6900 3250 50  0001 C CNN
F 3 "~" H 6900 3250 50  0001 C CNN
	1    6900 3250
	0    1    -1   0   
$EndComp
$Comp
L power:GND #PWR0218
U 1 1 5F44AF69
P 6900 3550
F 0 "#PWR0218" H 6900 3300 50  0001 C CNN
F 1 "GND" H 6905 3377 50  0000 C CNN
F 2 "" H 6900 3550 50  0001 C CNN
F 3 "" H 6900 3550 50  0001 C CNN
	1    6900 3550
	1    0    0    -1  
$EndComp
Wire Wire Line
	5300 2150 5800 2150
$Comp
L Device:D_Schottky_x2_Serial_AKC D204
U 1 1 5F460D50
P 5800 1300
F 0 "D204" H 5800 1517 50  0000 C CNN
F 1 "BAT54S" H 5800 1426 50  0000 C CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 5800 1300 50  0001 C CNN
F 3 "~" H 5800 1300 50  0001 C CNN
	1    5800 1300
	-1   0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0213
U 1 1 5F460D5A
P 5500 1300
F 0 "#PWR0213" H 5500 1150 50  0001 C CNN
F 1 "+3.3V" H 5515 1473 50  0000 C CNN
F 2 "" H 5500 1300 50  0001 C CNN
F 3 "" H 5500 1300 50  0001 C CNN
	1    5500 1300
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0215
U 1 1 5F460D64
P 6100 1300
F 0 "#PWR0215" H 6100 1050 50  0001 C CNN
F 1 "GND" H 6105 1127 50  0000 C CNN
F 2 "" H 6100 1300 50  0001 C CNN
F 3 "" H 6100 1300 50  0001 C CNN
	1    6100 1300
	1    0    0    -1  
$EndComp
$Comp
L Device:D_Schottky_x2_Serial_AKC D205
U 1 1 5F470D9A
P 5800 1900
F 0 "D205" H 5800 2117 50  0000 C CNN
F 1 "BAT54S" H 5800 2026 50  0000 C CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 5800 1900 50  0001 C CNN
F 3 "~" H 5800 1900 50  0001 C CNN
	1    5800 1900
	-1   0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0214
U 1 1 5F470DA4
P 5500 1900
F 0 "#PWR0214" H 5500 1750 50  0001 C CNN
F 1 "+3.3V" H 5515 2073 50  0000 C CNN
F 2 "" H 5500 1900 50  0001 C CNN
F 3 "" H 5500 1900 50  0001 C CNN
	1    5500 1900
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0216
U 1 1 5F470DAE
P 6100 1900
F 0 "#PWR0216" H 6100 1650 50  0001 C CNN
F 1 "GND" H 6105 1727 50  0000 C CNN
F 2 "" H 6100 1900 50  0001 C CNN
F 3 "" H 6100 1900 50  0001 C CNN
	1    6100 1900
	1    0    0    -1  
$EndComp
Wire Wire Line
	5800 2100 5800 2150
Connection ~ 5800 2150
Wire Wire Line
	5800 2150 5950 2150
$Comp
L power:+3.3V #PWR0217
U 1 1 5F44A10D
P 6900 2950
F 0 "#PWR0217" H 6900 2800 50  0001 C CNN
F 1 "+3.3V" H 6915 3123 50  0000 C CNN
F 2 "" H 6900 2950 50  0001 C CNN
F 3 "" H 6900 2950 50  0001 C CNN
	1    6900 2950
	1    0    0    -1  
$EndComp
Wire Wire Line
	6300 3250 6700 3250
$Comp
L Device:D_Schottky_x2_Serial_AKC D207
U 1 1 5F4C61E5
P 7250 4200
F 0 "D207" V 7296 4280 50  0000 L CNN
F 1 "BAT54S" V 7205 4280 50  0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 7250 4200 50  0001 C CNN
F 3 "~" H 7250 4200 50  0001 C CNN
	1    7250 4200
	0    1    -1   0   
$EndComp
$Comp
L power:GND #PWR0220
U 1 1 5F4C61EF
P 7250 4500
F 0 "#PWR0220" H 7250 4250 50  0001 C CNN
F 1 "GND" H 7255 4327 50  0000 C CNN
F 2 "" H 7250 4500 50  0001 C CNN
F 3 "" H 7250 4500 50  0001 C CNN
	1    7250 4500
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0219
U 1 1 5F4C61F9
P 7250 3900
F 0 "#PWR0219" H 7250 3750 50  0001 C CNN
F 1 "+3.3V" H 7265 4073 50  0000 C CNN
F 2 "" H 7250 3900 50  0001 C CNN
F 3 "" H 7250 3900 50  0001 C CNN
	1    7250 3900
	1    0    0    -1  
$EndComp
Wire Wire Line
	7050 4200 6600 4200
$Comp
L Device:D_Schottky_x2_Serial_AKC D201
U 1 1 5F62DE0B
P 4850 5750
F 0 "D201" V 4896 5830 50  0000 L CNN
F 1 "BAT54S" V 4805 5830 50  0000 L CNN
F 2 "TO_SOT_Packages_SMD:SOT-23" H 4850 5750 50  0001 C CNN
F 3 "~" H 4850 5750 50  0001 C CNN
	1    4850 5750
	0    -1   -1   0   
$EndComp
Wire Wire Line
	4850 6050 4850 6100
Wire Wire Line
	4850 6100 5200 6100
Wire Wire Line
	5200 6100 5200 6200
Wire Wire Line
	5050 5750 5200 5750
Text Label 1850 1800 2    50   ~ 0
ENC2_A
Text Label 1850 1900 2    50   ~ 0
ENC2_B
Wire Wire Line
	1850 1800 2050 1800
Wire Wire Line
	2050 1900 1850 1900
$Comp
L Device:R_US R232
U 1 1 5F69FD69
P 10600 5900
F 0 "R232" H 10532 5854 50  0000 R CNN
F 1 "1k" H 10532 5945 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 10640 5890 50  0001 C CNN
F 3 "~" H 10600 5900 50  0001 C CNN
	1    10600 5900
	-1   0    0    1   
$EndComp
$Comp
L Device:R_US R231
U 1 1 5F69FD76
P 10600 5550
F 0 "R231" H 10532 5504 50  0000 R CNN
F 1 "1k" H 10532 5595 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 10640 5540 50  0001 C CNN
F 3 "~" H 10600 5550 50  0001 C CNN
	1    10600 5550
	-1   0    0    1   
$EndComp
$Comp
L Device:R_US R230
U 1 1 5F69FD80
P 10600 5150
F 0 "R230" H 10532 5104 50  0000 R CNN
F 1 "1k" H 10532 5195 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 10640 5140 50  0001 C CNN
F 3 "~" H 10600 5150 50  0001 C CNN
	1    10600 5150
	-1   0    0    1   
$EndComp
$Comp
L Device:R_US R229
U 1 1 5F69FD8A
P 10600 4700
F 0 "R229" H 10532 4654 50  0000 R CNN
F 1 "1k" H 10532 4745 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 10640 4690 50  0001 C CNN
F 3 "~" H 10600 4700 50  0001 C CNN
	1    10600 4700
	-1   0    0    1   
$EndComp
Wire Wire Line
	10600 5700 10600 5750
$Comp
L Device:R_US R228
U 1 1 5F6CDADC
P 10600 1450
F 0 "R228" H 10532 1404 50  0000 R CNN
F 1 "1k" H 10532 1495 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 10640 1440 50  0001 C CNN
F 3 "~" H 10600 1450 50  0001 C CNN
	1    10600 1450
	-1   0    0    1   
$EndComp
$Comp
L Device:Rotary_Encoder_Switch SW202
U 1 1 5F6D0085
P 9800 1800
F 0 "SW202" H 9800 2167 50  0000 C CNN
F 1 "Rotary_Encoder_Switch" H 9800 2076 50  0000 C CNN
F 2 "uSDX:Rotary_Encoder_Sw" H 9650 1960 50  0001 C CNN
F 3 "~" H 9800 2060 50  0001 C CNN
	1    9800 1800
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0236
U 1 1 5F6D008F
P 9150 2350
F 0 "#PWR0236" H 9150 2100 50  0001 C CNN
F 1 "GND" H 9155 2177 50  0000 C CNN
F 2 "" H 9150 2350 50  0001 C CNN
F 3 "" H 9150 2350 50  0001 C CNN
	1    9150 2350
	1    0    0    -1  
$EndComp
$Comp
L Device:R_US R225
U 1 1 5F6D0099
P 8800 1700
F 0 "R225" H 8732 1654 50  0000 R CNN
F 1 "1k" H 8732 1745 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 8840 1690 50  0001 C CNN
F 3 "~" H 8800 1700 50  0001 C CNN
	1    8800 1700
	0    1    1    0   
$EndComp
$Comp
L Device:R_US R226
U 1 1 5F6D00A3
P 8800 1900
F 0 "R226" H 8732 1854 50  0000 R CNN
F 1 "1k" H 8732 1945 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 8840 1890 50  0001 C CNN
F 3 "~" H 8800 1900 50  0001 C CNN
	1    8800 1900
	0    -1   -1   0   
$EndComp
$Comp
L power:+3.3V #PWR0202
U 1 1 5F6D00AD
P 8550 1700
F 0 "#PWR0202" H 8550 1550 50  0001 C CNN
F 1 "+3.3V" H 8565 1873 50  0000 C CNN
F 2 "" H 8550 1700 50  0001 C CNN
F 3 "" H 8550 1700 50  0001 C CNN
	1    8550 1700
	1    0    0    -1  
$EndComp
Wire Wire Line
	8650 1700 8650 1900
Wire Wire Line
	8650 1700 8550 1700
Connection ~ 8650 1700
Wire Wire Line
	8950 1700 9000 1700
Wire Wire Line
	9500 1900 9300 1900
Wire Wire Line
	9500 1800 9150 1800
Wire Wire Line
	9150 1800 9150 2350
$Comp
L Device:C C203
U 1 1 5F6D00BE
P 9300 2200
F 0 "C203" V 9048 2200 50  0000 C CNN
F 1 "100n" V 9139 2200 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 9338 2050 50  0001 C CNN
F 3 "~" H 9300 2200 50  0001 C CNN
	1    9300 2200
	-1   0    0    1   
$EndComp
$Comp
L Device:C C201
U 1 1 5F6D00C8
P 9000 2200
F 0 "C201" V 8748 2200 50  0000 C CNN
F 1 "100n" V 8839 2200 50  0000 C CNN
F 2 "Capacitors_SMD:C_0805" H 9038 2050 50  0001 C CNN
F 3 "~" H 9000 2200 50  0001 C CNN
	1    9000 2200
	1    0    0    -1  
$EndComp
Wire Wire Line
	9000 2350 9150 2350
Wire Wire Line
	9000 2050 9000 1700
Connection ~ 9000 1700
Wire Wire Line
	9000 1700 9500 1700
Wire Wire Line
	9300 2050 9300 1900
Connection ~ 9300 1900
Wire Wire Line
	9300 1900 8950 1900
Connection ~ 9150 2350
Wire Wire Line
	9150 2350 9150 2400
Wire Wire Line
	9150 2350 9300 2350
Text Label 9200 1700 0    50   ~ 0
ENC2_A
Text Label 9200 1900 0    50   ~ 0
ENC2_B
$Comp
L power:GND #PWR0237
U 1 1 5F6E24BF
P 10600 6050
F 0 "#PWR0237" H 10600 5800 50  0001 C CNN
F 1 "GND" H 10605 5877 50  0000 C CNN
F 2 "" H 10600 6050 50  0001 C CNN
F 3 "" H 10600 6050 50  0001 C CNN
	1    10600 6050
	1    0    0    -1  
$EndComp
Wire Wire Line
	10600 1600 10600 1700
Connection ~ 10600 1700
Wire Wire Line
	10600 1700 10600 2250
Wire Wire Line
	10100 2950 10200 2950
Wire Wire Line
	10100 1700 10600 1700
Wire Wire Line
	10100 1900 10200 1900
Wire Wire Line
	10200 1900 10200 2950
Connection ~ 10200 2950
$Comp
L Device:R_US R227
U 1 1 5F756B0E
P 10200 5900
F 0 "R227" H 10132 5854 50  0000 R CNN
F 1 "1M" H 10132 5945 50  0000 R CNN
F 2 "Resistors_SMD:R_0805" V 10240 5890 50  0001 C CNN
F 3 "~" H 10200 5900 50  0001 C CNN
	1    10200 5900
	-1   0    0    1   
$EndComp
Wire Wire Line
	10200 6050 10600 6050
Connection ~ 10600 6050
Wire Wire Line
	10600 3700 10600 3750
Wire Wire Line
	10600 4450 10600 4500
Wire Wire Line
	10600 4850 10600 4900
Wire Wire Line
	10200 3300 10200 3750
Wire Wire Line
	10600 5300 10600 5350
$Comp
L Switch:SW_Push SW204
U 1 1 5F7A435C
P 10400 3750
F 0 "SW204" H 10400 4035 50  0000 C CNN
F 1 "1825910-6" H 10400 3944 50  0000 C CNN
F 2 "Buttons_Switches_THT:SW_PUSH_6mm_h5mm" H 10400 3950 50  0001 C CNN
F 3 "~" H 10400 3950 50  0001 C CNN
	1    10400 3750
	1    0    0    -1  
$EndComp
Connection ~ 10200 3750
Wire Wire Line
	10200 3750 10200 4150
Connection ~ 10600 3750
Wire Wire Line
	10600 3750 10600 3800
$Comp
L Switch:SW_Push SW205
U 1 1 5F7A45E7
P 10400 4150
F 0 "SW205" H 10400 4435 50  0000 C CNN
F 1 "1825910-6" H 10400 4344 50  0000 C CNN
F 2 "Buttons_Switches_THT:SW_PUSH_6mm_h5mm" H 10400 4350 50  0001 C CNN
F 3 "~" H 10400 4350 50  0001 C CNN
	1    10400 4150
	1    0    0    -1  
$EndComp
Connection ~ 10200 4150
Wire Wire Line
	10200 4150 10200 4500
Connection ~ 10600 4150
$Comp
L Switch:SW_Push SW206
U 1 1 5F7A4BC4
P 10400 4500
F 0 "SW206" H 10400 4785 50  0000 C CNN
F 1 "1825910-6" H 10400 4694 50  0000 C CNN
F 2 "Buttons_Switches_THT:SW_PUSH_6mm_h5mm" H 10400 4700 50  0001 C CNN
F 3 "~" H 10400 4700 50  0001 C CNN
	1    10400 4500
	1    0    0    -1  
$EndComp
Connection ~ 10200 4500
Wire Wire Line
	10200 4500 10200 4900
Connection ~ 10600 4500
Wire Wire Line
	10600 4500 10600 4550
$Comp
L Switch:SW_Push SW207
U 1 1 5F7A50DF
P 10400 4900
F 0 "SW207" H 10400 5185 50  0000 C CNN
F 1 "1825910-6" H 10400 5094 50  0000 C CNN
F 2 "Buttons_Switches_THT:SW_PUSH_6mm_h5mm" H 10400 5100 50  0001 C CNN
F 3 "~" H 10400 5100 50  0001 C CNN
	1    10400 4900
	1    0    0    -1  
$EndComp
Connection ~ 10200 4900
Wire Wire Line
	10200 4900 10200 5350
Connection ~ 10600 4900
Wire Wire Line
	10600 4900 10600 5000
$Comp
L Switch:SW_Push SW208
U 1 1 5F7A54CE
P 10400 5350
F 0 "SW208" H 10400 5635 50  0000 C CNN
F 1 "1825910-6" H 10400 5544 50  0000 C CNN
F 2 "Buttons_Switches_THT:SW_PUSH_6mm_h5mm" H 10400 5550 50  0001 C CNN
F 3 "~" H 10400 5550 50  0001 C CNN
	1    10400 5350
	1    0    0    -1  
$EndComp
Connection ~ 10200 5350
Wire Wire Line
	10200 5350 10200 5750
Connection ~ 10600 5350
Wire Wire Line
	10600 5350 10600 5400
$Comp
L Switch:SW_Push SW209
U 1 1 5F7A591D
P 10400 5750
F 0 "SW209" H 10400 6035 50  0000 C CNN
F 1 "1825910-6" H 10400 5944 50  0000 C CNN
F 2 "Buttons_Switches_THT:SW_PUSH_6mm_h5mm" H 10400 5950 50  0001 C CNN
F 3 "~" H 10400 5950 50  0001 C CNN
	1    10400 5750
	1    0    0    -1  
$EndComp
Connection ~ 10200 5750
Connection ~ 10600 5750
Text Label 10200 3500 1    50   ~ 0
BUTTONS
Wire Wire Line
	10100 2750 10600 2750
$EndSCHEMATC