1695 lines
40 KiB
Plaintext

EESchema Schematic File Version 4
LIBS:InterferometerControl-cache
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date "15 nov 2012"
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L power:+5V #PWR01
U 1 1 580C1B61
P 2500 800
F 0 "#PWR01" H 2500 650 50 0001 C CNN
F 1 "+5V" H 2500 940 50 0000 C CNN
F 2 "" H 2500 800 50 0000 C CNN
F 3 "" H 2500 800 50 0000 C CNN
1 2500 800
1 0 0 -1
$EndComp
Wire Wire Line
2500 800 2500 950
Wire Wire Line
2500 950 2300 950
Wire Wire Line
2500 1050 2300 1050
Connection ~ 2500 950
$Comp
L power:GND #PWR02
U 1 1 580C1D11
P 2400 3000
F 0 "#PWR02" H 2400 2750 50 0001 C CNN
F 1 "GND" H 2400 2850 50 0000 C CNN
F 2 "" H 2400 3000 50 0000 C CNN
F 3 "" H 2400 3000 50 0000 C CNN
1 2400 3000
1 0 0 -1
$EndComp
Wire Wire Line
2400 1150 2400 1550
Wire Wire Line
2400 2550 2300 2550
Wire Wire Line
2400 2350 2300 2350
Connection ~ 2400 2550
Wire Wire Line
2400 1850 2300 1850
Connection ~ 2400 2350
Wire Wire Line
2400 1550 2300 1550
Connection ~ 2400 1850
$Comp
L power:GND #PWR03
U 1 1 580C1E01
P 1700 3000
F 0 "#PWR03" H 1700 2750 50 0001 C CNN
F 1 "GND" H 1700 2850 50 0000 C CNN
F 2 "" H 1700 3000 50 0000 C CNN
F 3 "" H 1700 3000 50 0000 C CNN
1 1700 3000
1 0 0 -1
$EndComp
Wire Wire Line
1700 2850 1800 2850
Wire Wire Line
1700 1350 1700 2150
Wire Wire Line
1700 2150 1800 2150
Connection ~ 1700 2850
Connection ~ 1600 950
Wire Wire Line
1600 1750 1800 1750
Wire Wire Line
1600 950 1800 950
Wire Wire Line
1600 800 1600 950
$Comp
L power:+3.3V #PWR04
U 1 1 580C1BC1
P 1600 800
F 0 "#PWR04" H 1600 650 50 0001 C CNN
F 1 "+3.3V" H 1600 940 50 0000 C CNN
F 2 "" H 1600 800 50 0000 C CNN
F 3 "" H 1600 800 50 0000 C CNN
1 1600 800
1 0 0 -1
$EndComp
Wire Wire Line
1700 1350 1800 1350
Connection ~ 1700 2150
Wire Wire Line
1800 1050 650 1050
Wire Wire Line
650 1150 1800 1150
Wire Wire Line
650 1250 1800 1250
Wire Wire Line
1800 1450 650 1450
Wire Wire Line
650 1550 1800 1550
Wire Wire Line
650 1650 1800 1650
Wire Wire Line
1800 1850 650 1850
Wire Wire Line
650 1950 1800 1950
Wire Wire Line
650 2050 1800 2050
Wire Wire Line
1800 2250 650 2250
Wire Wire Line
650 2350 1800 2350
Wire Wire Line
650 2450 1800 2450
Wire Wire Line
1800 2550 650 2550
Wire Wire Line
650 2650 1800 2650
Wire Wire Line
650 2750 1800 2750
Wire Wire Line
2300 2650 3350 2650
Wire Wire Line
2300 2750 3350 2750
Wire Wire Line
2300 2150 3350 2150
Wire Wire Line
2300 2250 3350 2250
Wire Wire Line
2300 1950 3350 1950
Wire Wire Line
2300 2050 3350 2050
Wire Wire Line
2300 1650 3350 1650
Wire Wire Line
2300 1750 3350 1750
Wire Wire Line
2300 1350 3350 1350
Wire Wire Line
2300 1450 3350 1450
Wire Wire Line
2300 1250 3350 1250
Wire Wire Line
2300 2450 3350 2450
Text Label 650 1050 0 50 ~ 0
GPIO2(SDA1)
Text Label 650 1150 0 50 ~ 0
GPIO3(SCL1)
Text Label 650 1250 0 50 ~ 0
GPIO4(GCLK)
Text Label 650 1450 0 50 ~ 0
GPIO17(GEN0)
Text Label 650 1550 0 50 ~ 0
GPIO27(GEN2)
Text Label 650 1650 0 50 ~ 0
GPIO22(GEN3)
Text Label 650 1850 0 50 ~ 0
GPIO10(SPI0_MOSI)
Text Label 650 1950 0 50 ~ 0
GPIO9(SPI0_MISO)
Text Label 650 2050 0 50 ~ 0
GPIO11(SPI0_SCK)
Text Label 650 2250 0 50 ~ 0
ID_SD
Text Label 650 2350 0 50 ~ 0
GPIO5
Text Label 650 2450 0 50 ~ 0
GPIO6
Text Label 650 2550 0 50 ~ 0
GPIO13(PWM1)
Text Label 650 2650 0 50 ~ 0
GPIO19(SPI1_MISO)
Text Label 650 2750 0 50 ~ 0
GPIO26
Text Label 3350 2750 2 50 ~ 0
GPIO20(SPI1_MOSI)
Text Label 3350 2650 2 50 ~ 0
GPIO16
Text Label 3350 2450 2 50 ~ 0
GPIO12(PWM0)
Text Label 3350 2250 2 50 ~ 0
ID_SC
Text Label 3350 2150 2 50 ~ 0
GPIO7(SPI1_CE_N)
Text Label 3350 2050 2 50 ~ 0
GPIO8(SPI0_CE_N)
Text Label 3350 1950 2 50 ~ 0
GPIO25(GEN6)
Text Label 3350 1750 2 50 ~ 0
GPIO24(GEN5)
Text Label 3350 1650 2 50 ~ 0
GPIO23(GEN4)
Text Label 3350 1450 2 50 ~ 0
GPIO18(GEN1)(PWM0)
Text Label 3350 1350 2 50 ~ 0
GPIO15(RXD0)
Text Label 3350 1250 2 50 ~ 0
GPIO14(TXD0)
Wire Wire Line
2400 1150 2300 1150
Connection ~ 2400 1550
$Comp
L InterferometerControl-rescue:Mounting_Hole-Mechanical MK1
U 1 1 5834FB2E
P 650 7450
F 0 "MK1" H 750 7496 50 0000 L CNN
F 1 "M2.5" H 750 7405 50 0000 L CNN
F 2 "MountingHole:MountingHole_2.7mm_M2.5" H 650 7450 60 0001 C CNN
F 3 "" H 650 7450 60 0001 C CNN
1 650 7450
1 0 0 -1
$EndComp
$Comp
L InterferometerControl-rescue:Mounting_Hole-Mechanical MK3
U 1 1 5834FBEF
P 1100 7450
F 0 "MK3" H 1200 7496 50 0000 L CNN
F 1 "M2.5" H 1200 7405 50 0000 L CNN
F 2 "MountingHole:MountingHole_2.7mm_M2.5" H 1100 7450 60 0001 C CNN
F 3 "" H 1100 7450 60 0001 C CNN
1 1100 7450
1 0 0 -1
$EndComp
$Comp
L InterferometerControl-rescue:Mounting_Hole-Mechanical MK2
U 1 1 5834FC19
P 650 7650
F 0 "MK2" H 750 7696 50 0000 L CNN
F 1 "M2.5" H 750 7605 50 0000 L CNN
F 2 "MountingHole:MountingHole_2.7mm_M2.5" H 650 7650 60 0001 C CNN
F 3 "" H 650 7650 60 0001 C CNN
1 650 7650
1 0 0 -1
$EndComp
$Comp
L InterferometerControl-rescue:Mounting_Hole-Mechanical MK4
U 1 1 5834FC4F
P 1100 7650
F 0 "MK4" H 1200 7696 50 0000 L CNN
F 1 "M2.5" H 1200 7605 50 0000 L CNN
F 2 "MountingHole:MountingHole_2.7mm_M2.5" H 1100 7650 60 0001 C CNN
F 3 "" H 1100 7650 60 0001 C CNN
1 1100 7650
1 0 0 -1
$EndComp
Text Notes 650 7300 0 50 ~ 0
Mounting Holes
$Comp
L Connector_Generic:Conn_02x20_Odd_Even P1
U 1 1 59AD464A
P 2000 1850
F 0 "P1" H 2050 2967 50 0000 C CNN
F 1 "Conn_02x20_Odd_Even" H 2050 2876 50 0000 C CNN
F 2 "Connector_PinSocket_2.54mm:PinSocket_2x20_P2.54mm_Vertical" H -2850 900 50 0001 C CNN
F 3 "" H -2850 900 50 0001 C CNN
1 2000 1850
1 0 0 -1
$EndComp
Wire Wire Line
2300 2850 3350 2850
Text Label 3350 2850 2 50 ~ 0
GPIO21(SPI1_SCK)
Wire Wire Line
2500 950 2500 1050
Wire Wire Line
2400 2550 2400 3000
Wire Wire Line
2400 2350 2400 2550
Wire Wire Line
2400 1850 2400 2350
Wire Wire Line
1700 2850 1700 3000
Wire Wire Line
1600 950 1600 1750
Wire Wire Line
1700 2150 1700 2850
Wire Wire Line
2400 1550 2400 1850
$Comp
L Device:R R9
U 1 1 62B48B38
P 8250 2500
F 0 "R9" H 8180 2454 50 0000 R CNN
F 1 "30R" H 8180 2545 50 0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 8180 2500 50 0001 C CNN
F 3 "~" H 8250 2500 50 0001 C CNN
1 8250 2500
-1 0 0 1
$EndComp
$Comp
L Device:C C1
U 1 1 62B4B907
P 7450 2100
F 0 "C1" V 7198 2100 50 0000 C CNN
F 1 "100p" V 7289 2100 50 0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 7488 1950 50 0001 C CNN
F 3 "~" H 7450 2100 50 0001 C CNN
1 7450 2100
0 1 1 0
$EndComp
$Comp
L power:GND #PWR024
U 1 1 62B4CFF9
P 8250 2750
F 0 "#PWR024" H 8250 2500 50 0001 C CNN
F 1 "GND" H 8255 2577 50 0000 C CNN
F 2 "" H 8250 2750 50 0001 C CNN
F 3 "" H 8250 2750 50 0001 C CNN
1 8250 2750
1 0 0 -1
$EndComp
$Comp
L power:+5V #PWR023
U 1 1 62B4D76F
P 8250 850
F 0 "#PWR023" H 8250 700 50 0001 C CNN
F 1 "+5V" H 8250 990 50 0000 C CNN
F 2 "" H 8250 850 50 0000 C CNN
F 3 "" H 8250 850 50 0000 C CNN
1 8250 850
1 0 0 -1
$EndComp
$Comp
L JA_lib:Si2304 Q1
U 1 1 62B5050F
P 8150 1500
F 0 "Q1" H 8356 1546 50 0000 L CNN
F 1 "Si2304" H 8356 1455 50 0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 8350 1425 50 0001 L CIN
F 3 "" H 8150 1500 50 0001 L CNN
1 8150 1500
1 0 0 -1
$EndComp
$Comp
L JA_lib:TS921 U6
U 1 1 62B51C8E
P 6950 1500
F 0 "U6" H 6950 1800 50 0000 L CNN
F 1 "TS921" H 6950 1700 50 0000 L CNN
F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 6950 1250 50 0001 C CNN
F 3 "" H 6950 1150 50 0001 L CNN
1 6950 1500
1 0 0 -1
$EndComp
Wire Wire Line
7900 1500 7950 1500
Wire Wire Line
7250 1500 7600 1500
Connection ~ 7600 1500
Wire Wire Line
7600 1500 7600 2100
Wire Wire Line
7300 2100 6500 2100
Wire Wire Line
6500 1600 6650 1600
Wire Wire Line
7500 2300 6500 2300
Wire Wire Line
7800 2300 8250 2300
Wire Wire Line
8250 2300 8250 2350
Wire Wire Line
8250 2650 8250 2750
Wire Wire Line
6500 1600 6500 2100
Wire Wire Line
6500 2300 6500 2100
Connection ~ 6500 2100
Wire Wire Line
8250 2300 8250 1700
Connection ~ 8250 2300
Wire Wire Line
8250 1300 8250 1100
Wire Wire Line
8250 850 8250 1000
$Comp
L power:+5V #PWR017
U 1 1 62B6F68B
P 6850 1150
F 0 "#PWR017" H 6850 1000 50 0001 C CNN
F 1 "+5V" H 6850 1290 50 0000 C CNN
F 2 "" H 6850 1150 50 0000 C CNN
F 3 "" H 6850 1150 50 0000 C CNN
1 6850 1150
1 0 0 -1
$EndComp
Wire Wire Line
6850 1150 6850 1200
$Comp
L power:GND #PWR018
U 1 1 62B7184E
P 6850 1850
F 0 "#PWR018" H 6850 1600 50 0001 C CNN
F 1 "GND" H 6855 1677 50 0000 C CNN
F 2 "" H 6850 1850 50 0001 C CNN
F 3 "" H 6850 1850 50 0001 C CNN
1 6850 1850
1 0 0 -1
$EndComp
Wire Wire Line
6850 1800 6850 1850
$Comp
L Device:R R3
U 1 1 62B4A05B
P 7650 2300
F 0 "R3" V 7750 2300 50 0000 C CNN
F 1 "500k" V 7650 2300 50 0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 7580 2300 50 0001 C CNN
F 3 "~" H 7650 2300 50 0001 C CNN
1 7650 2300
0 -1 -1 0
$EndComp
$Comp
L Device:R R6
U 1 1 62B48608
P 7750 1500
F 0 "R6" V 7543 1500 50 0000 C CNN
F 1 "500" V 7634 1500 50 0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 7680 1500 50 0001 C CNN
F 3 "~" H 7750 1500 50 0001 C CNN
1 7750 1500
0 1 1 0
$EndComp
Text Notes 8300 2650 0 50 ~ 0
0.1W
$Comp
L Analog_DAC:MCP4822 U4
U 1 1 62B7B882
P 5550 1500
F 0 "U4" H 5700 1950 50 0000 C CNN
F 1 "MCP4822" H 5800 1850 50 0000 C CNN
F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 6350 1200 50 0001 C CNN
F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/20002249B.pdf" H 6350 1200 50 0001 C CNN
1 5550 1500
1 0 0 -1
$EndComp
Wire Wire Line
6050 1400 6650 1400
Text Label 4900 1700 2 50 ~ 0
GPIO8(SPI0_CE_N)
Text Label 4900 1400 2 50 ~ 0
GPIO11(SPI0_SCK)
Text Label 4900 1600 2 50 ~ 0
GPIO10(SPI0_MOSI)
Text Label 4900 1500 2 50 ~ 0
GPIO5
Wire Wire Line
4900 1400 5050 1400
Wire Wire Line
4900 1500 5050 1500
Wire Wire Line
4900 1600 5050 1600
Wire Wire Line
4900 1700 5050 1700
$Comp
L power:GND #PWR013
U 1 1 62B8A754
P 5550 2050
F 0 "#PWR013" H 5550 1800 50 0001 C CNN
F 1 "GND" H 5555 1877 50 0000 C CNN
F 2 "" H 5550 2050 50 0001 C CNN
F 3 "" H 5550 2050 50 0001 C CNN
1 5550 2050
1 0 0 -1
$EndComp
Wire Wire Line
5550 2000 5550 2050
$Comp
L power:+5V #PWR012
U 1 1 62B8CB01
P 5550 1050
F 0 "#PWR012" H 5550 900 50 0001 C CNN
F 1 "+5V" H 5550 1190 50 0000 C CNN
F 2 "" H 5550 1050 50 0000 C CNN
F 3 "" H 5550 1050 50 0000 C CNN
1 5550 1050
1 0 0 -1
$EndComp
Wire Wire Line
5550 1050 5550 1100
$Comp
L Analog_ADC:MCP3204 U5
U 1 1 62B99492
P 5550 4900
F 0 "U5" H 5300 5400 50 0000 C CNN
F 1 "MCP3204" H 5200 5300 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 6450 4600 50 0001 C CNN
F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/21298c.pdf" H 6450 4600 50 0001 C CNN
1 5550 4900
-1 0 0 -1
$EndComp
Text Label 4850 5100 2 50 ~ 0
GPIO7(SPI1_CE_N)
Text Label 4850 5000 2 50 ~ 0
GPIO20(SPI1_MOSI)
Text Label 4850 4900 2 50 ~ 0
GPIO19(SPI1_MISO)
Text Label 4850 4800 2 50 ~ 0
GPIO21(SPI1_SCK)
$Comp
L power:+3.3V #PWR014
U 1 1 62BA636E
P 5550 4200
F 0 "#PWR014" H 5550 4050 50 0001 C CNN
F 1 "+3.3V" H 5550 4340 50 0000 C CNN
F 2 "" H 5550 4200 50 0000 C CNN
F 3 "" H 5550 4200 50 0000 C CNN
1 5550 4200
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR015
U 1 1 62BB9C7B
P 5600 5500
F 0 "#PWR015" H 5600 5250 50 0001 C CNN
F 1 "GND" H 5605 5327 50 0000 C CNN
F 2 "" H 5600 5500 50 0001 C CNN
F 3 "" H 5600 5500 50 0001 C CNN
1 5600 5500
1 0 0 -1
$EndComp
Wire Wire Line
5550 5400 5600 5400
Wire Wire Line
5600 5400 5600 5500
Connection ~ 5600 5400
Wire Wire Line
5600 5400 5650 5400
Wire Wire Line
4850 5100 4950 5100
Wire Wire Line
4850 5000 4950 5000
Wire Wire Line
4850 4900 4950 4900
Wire Wire Line
4850 4800 4950 4800
$Comp
L Amplifier_Operational:LM324 U3
U 3 1 62BE7223
P 7100 5250
F 0 "U3" H 7100 5617 50 0000 C CNN
F 1 "LM324" H 7100 5526 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7050 5350 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm2902-n.pdf" H 7150 5450 50 0001 C CNN
3 7100 5250
-1 0 0 -1
$EndComp
$Comp
L Amplifier_Operational:LM324 U3
U 4 1 62BE7FF8
P 7100 5850
F 0 "U3" H 7100 6217 50 0000 C CNN
F 1 "LM324" H 7100 6126 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7050 5950 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm2902-n.pdf" H 7150 6050 50 0001 C CNN
4 7100 5850
-1 0 0 -1
$EndComp
$Comp
L Amplifier_Operational:LM324 U3
U 5 1 62BEA1B0
P 5900 6500
F 0 "U3" H 5858 6546 50 0000 L CNN
F 1 "LM324" H 5858 6455 50 0000 L CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 5850 6600 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm2902-n.pdf" H 5950 6700 50 0001 C CNN
5 5900 6500
1 0 0 -1
$EndComp
$Comp
L power:+5V #PWR010
U 1 1 62BED011
P 5800 6150
F 0 "#PWR010" H 5800 6000 50 0001 C CNN
F 1 "+5V" H 5800 6290 50 0000 C CNN
F 2 "" H 5800 6150 50 0000 C CNN
F 3 "" H 5800 6150 50 0000 C CNN
1 5800 6150
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR011
U 1 1 62BF09D5
P 5800 6850
F 0 "#PWR011" H 5800 6600 50 0001 C CNN
F 1 "GND" H 5805 6677 50 0000 C CNN
F 2 "" H 5800 6850 50 0001 C CNN
F 3 "" H 5800 6850 50 0001 C CNN
1 5800 6850
1 0 0 -1
$EndComp
Wire Wire Line
5800 6150 5800 6200
Wire Wire Line
5800 6850 5800 6800
$Comp
L JA_lib:BNC-Multicomp CON2
U 1 1 62C16F10
P 8250 3650
F 0 "CON2" H 8031 3684 50 0000 R CNN
F 1 "BNC-Multicomp" H 8031 3593 50 0000 R CNN
F 2 "JA_lib:BNC-Multicomp" H 8250 3750 50 0001 C CNN
F 3 "" H 8250 3750 50 0001 C CNN
1 8250 3650
-1 0 0 -1
$EndComp
Wire Wire Line
7400 4900 6750 4900
Wire Wire Line
6750 4900 6750 4650
Wire Wire Line
7400 5350 7400 5500
Wire Wire Line
7400 5500 6750 5500
Wire Wire Line
6750 5500 6750 5250
Wire Wire Line
6750 5250 6800 5250
Wire Wire Line
7400 5950 7400 6100
Wire Wire Line
7400 6100 6750 6100
Wire Wire Line
6750 6100 6750 5850
Wire Wire Line
6750 5850 6800 5850
Wire Wire Line
7400 4750 7400 4900
Wire Wire Line
7650 4300 7650 4350
Connection ~ 7650 4000
Wire Wire Line
7400 4000 7650 4000
Wire Wire Line
7650 3950 7650 4000
$Comp
L power:GND #PWR020
U 1 1 62C40E5B
P 7650 4350
F 0 "#PWR020" H 7650 4100 50 0001 C CNN
F 1 "GND" H 7655 4177 50 0000 C CNN
F 2 "" H 7650 4350 50 0001 C CNN
F 3 "" H 7650 4350 50 0001 C CNN
1 7650 4350
1 0 0 -1
$EndComp
$Comp
L Device:R R4
U 1 1 62C363FB
P 7650 3800
F 0 "R4" H 7580 3754 50 0000 R CNN
F 1 "1M" H 7580 3845 50 0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 7580 3800 50 0001 C CNN
F 3 "~" H 7650 3800 50 0001 C CNN
1 7650 3800
-1 0 0 1
$EndComp
$Comp
L Device:R R5
U 1 1 62C369F3
P 7650 4150
F 0 "R5" H 7580 4104 50 0000 R CNN
F 1 "470k" H 7580 4195 50 0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 7580 4150 50 0001 C CNN
F 3 "~" H 7650 4150 50 0001 C CNN
1 7650 4150
-1 0 0 1
$EndComp
Wire Wire Line
6750 4100 6800 4100
Wire Wire Line
6750 4350 6750 4100
Wire Wire Line
7400 4350 6750 4350
Wire Wire Line
7400 4200 7400 4350
$Comp
L Amplifier_Operational:LM324 U3
U 2 1 62BE6043
P 7100 4650
F 0 "U3" H 7100 5017 50 0000 C CNN
F 1 "LM324" H 7100 4926 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7050 4750 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm2902-n.pdf" H 7150 4850 50 0001 C CNN
2 7100 4650
-1 0 0 -1
$EndComp
$Comp
L Amplifier_Operational:LM324 U3
U 1 1 62BE500D
P 7100 4100
F 0 "U3" H 7100 4467 50 0000 C CNN
F 1 "LM324" H 7100 4376 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7050 4200 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm2902-n.pdf" H 7150 4300 50 0001 C CNN
1 7100 4100
-1 0 0 -1
$EndComp
Wire Wire Line
7650 3650 8150 3650
$Comp
L power:GND #PWR022
U 1 1 62CAA859
P 8200 3850
F 0 "#PWR022" H 8200 3600 50 0001 C CNN
F 1 "GND" H 8205 3677 50 0000 C CNN
F 2 "" H 8200 3850 50 0001 C CNN
F 3 "" H 8200 3850 50 0001 C CNN
1 8200 3850
1 0 0 -1
$EndComp
Wire Wire Line
8200 3800 8200 3850
$Comp
L JA_lib:BNC-Multicomp CON6
U 1 1 62CBF718
P 8650 4200
F 0 "CON6" H 8431 4234 50 0000 R CNN
F 1 "BNC-Multicomp" H 8431 4143 50 0000 R CNN
F 2 "JA_lib:BNC-Multicomp" H 8650 4300 50 0001 C CNN
F 3 "" H 8650 4300 50 0001 C CNN
1 8650 4200
-1 0 0 -1
$EndComp
Wire Wire Line
8050 4850 8050 4900
Connection ~ 8050 4550
Wire Wire Line
8050 4500 8050 4550
$Comp
L power:GND #PWR021
U 1 1 62CBF722
P 8050 4900
F 0 "#PWR021" H 8050 4650 50 0001 C CNN
F 1 "GND" H 8055 4727 50 0000 C CNN
F 2 "" H 8050 4900 50 0001 C CNN
F 3 "" H 8050 4900 50 0001 C CNN
1 8050 4900
1 0 0 -1
$EndComp
$Comp
L Device:R R7
U 1 1 62CBF728
P 8050 4350
F 0 "R7" H 7980 4304 50 0000 R CNN
F 1 "1M" H 7980 4395 50 0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 7980 4350 50 0001 C CNN
F 3 "~" H 8050 4350 50 0001 C CNN
1 8050 4350
-1 0 0 1
$EndComp
$Comp
L Device:R R8
U 1 1 62CBF72E
P 8050 4700
F 0 "R8" H 7980 4654 50 0000 R CNN
F 1 "470k" H 7980 4745 50 0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 7980 4700 50 0001 C CNN
F 3 "~" H 8050 4700 50 0001 C CNN
1 8050 4700
-1 0 0 1
$EndComp
Wire Wire Line
8050 4200 8550 4200
$Comp
L power:GND #PWR027
U 1 1 62CBF735
P 8600 4400
F 0 "#PWR027" H 8600 4150 50 0001 C CNN
F 1 "GND" H 8605 4227 50 0000 C CNN
F 2 "" H 8600 4400 50 0001 C CNN
F 3 "" H 8600 4400 50 0001 C CNN
1 8600 4400
1 0 0 -1
$EndComp
Wire Wire Line
8600 4350 8600 4400
Wire Wire Line
7400 4550 8050 4550
$Comp
L JA_lib:BNC-Multicomp CON3
U 1 1 62CC6255
P 8400 5150
F 0 "CON3" H 8181 5184 50 0000 R CNN
F 1 "BNC-Multicomp" H 8181 5093 50 0000 R CNN
F 2 "JA_lib:BNC-Multicomp" H 8400 5250 50 0001 C CNN
F 3 "" H 8400 5250 50 0001 C CNN
1 8400 5150
-1 0 0 -1
$EndComp
Wire Wire Line
7400 5150 8300 5150
$Comp
L power:GND #PWR025
U 1 1 62CD0D94
P 8350 5300
F 0 "#PWR025" H 8350 5050 50 0001 C CNN
F 1 "GND" H 8355 5127 50 0000 C CNN
F 2 "" H 8350 5300 50 0001 C CNN
F 3 "" H 8350 5300 50 0001 C CNN
1 8350 5300
1 0 0 -1
$EndComp
Wire Wire Line
6150 4800 6150 4100
Wire Wire Line
6150 4100 6750 4100
Connection ~ 6750 4100
Wire Wire Line
6200 4900 6200 4650
Wire Wire Line
6200 4650 6550 4650
Connection ~ 6750 4650
Wire Wire Line
6750 4650 6800 4650
Wire Wire Line
6600 5000 6600 5250
Wire Wire Line
6600 5250 6750 5250
Connection ~ 6750 5250
Wire Wire Line
6150 5100 6500 5100
Wire Wire Line
6500 5100 6500 5850
Wire Wire Line
6500 5850 6750 5850
Connection ~ 6750 5850
Wire Wire Line
6150 5000 6600 5000
Wire Wire Line
6150 4900 6200 4900
$Comp
L Device:R R1
U 1 1 62D1C0F8
P 6800 2850
F 0 "R1" H 6730 2804 50 0000 R CNN
F 1 "470k" H 6730 2895 50 0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 6730 2850 50 0001 C CNN
F 3 "~" H 6800 2850 50 0001 C CNN
1 6800 2850
-1 0 0 1
$EndComp
$Comp
L Device:R R2
U 1 1 62D1C6EC
P 6800 3250
F 0 "R2" H 6730 3204 50 0000 R CNN
F 1 "470k" H 6730 3295 50 0000 R CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 6730 3250 50 0001 C CNN
F 3 "~" H 6800 3250 50 0001 C CNN
1 6800 3250
-1 0 0 1
$EndComp
Wire Wire Line
6700 2700 6800 2700
Connection ~ 6800 2700
$Comp
L power:GND #PWR016
U 1 1 62D2EF62
P 6800 3450
F 0 "#PWR016" H 6800 3200 50 0001 C CNN
F 1 "GND" H 6805 3277 50 0000 C CNN
F 2 "" H 6800 3450 50 0001 C CNN
F 3 "" H 6800 3450 50 0001 C CNN
1 6800 3450
1 0 0 -1
$EndComp
Wire Wire Line
6800 3400 6800 3450
$Comp
L JA_lib:BNC-Multicomp CON1
U 1 1 62D44A13
P 7400 2700
F 0 "CON1" H 7181 2734 50 0000 R CNN
F 1 "BNC-Multicomp" H 7181 2643 50 0000 R CNN
F 2 "JA_lib:BNC-Multicomp" H 7400 2800 50 0001 C CNN
F 3 "" H 7400 2800 50 0001 C CNN
1 7400 2700
-1 0 0 1
$EndComp
$Comp
L JA_lib:BNC-Multicomp CON5
U 1 1 62D45269
P 8550 1000
F 0 "CON5" H 8331 1034 50 0000 R CNN
F 1 "BNC-Multicomp" H 8331 943 50 0000 R CNN
F 2 "JA_lib:BNC-Multicomp" H 8550 1100 50 0001 C CNN
F 3 "" H 8550 1100 50 0001 C CNN
1 8550 1000
-1 0 0 -1
$EndComp
Wire Wire Line
8250 1000 8450 1000
Wire Wire Line
8250 1100 8400 1100
Wire Wire Line
8400 1100 8400 1150
Wire Wire Line
8400 1150 8500 1150
Wire Wire Line
6800 2700 7300 2700
$Comp
L teensy:Teensy4.0 U1
U 1 1 62D65E6B
P 2200 5350
F 0 "U1" H 2200 6965 50 0000 C CNN
F 1 "Teensy4.0" H 2200 6874 50 0000 C CNN
F 2 "teensy:Teensy40" H 1800 5550 50 0001 C CNN
F 3 "" H 1800 5550 50 0001 C CNN
1 2200 5350
1 0 0 -1
$EndComp
$Comp
L power:+5V #PWR06
U 1 1 62D986CC
P 3500 6200
F 0 "#PWR06" H 3500 6050 50 0001 C CNN
F 1 "+5V" H 3500 6340 50 0000 C CNN
F 2 "" H 3500 6200 50 0000 C CNN
F 3 "" H 3500 6200 50 0000 C CNN
1 3500 6200
1 0 0 -1
$EndComp
Wire Wire Line
3300 6200 3500 6200
$Comp
L power:GND #PWR07
U 1 1 62DA6D8E
P 3500 6400
F 0 "#PWR07" H 3500 6150 50 0001 C CNN
F 1 "GND" V 3505 6272 50 0000 R CNN
F 2 "" H 3500 6400 50 0001 C CNN
F 3 "" H 3500 6400 50 0001 C CNN
1 3500 6400
0 -1 -1 0
$EndComp
Wire Wire Line
3300 6400 3500 6400
$Comp
L power:+3.3V #PWR05
U 1 1 62DB0CB8
P 950 5500
F 0 "#PWR05" H 950 5350 50 0001 C CNN
F 1 "+3.3V" H 950 5640 50 0000 C CNN
F 2 "" H 950 5500 50 0000 C CNN
F 3 "" H 950 5500 50 0000 C CNN
1 950 5500
0 -1 -1 0
$EndComp
Wire Wire Line
950 5500 1100 5500
Text Label 950 5900 2 50 ~ 0
GPIO11(SPI0_SCK)
Wire Wire Line
950 5900 1100 5900
Text Label 950 5200 2 50 ~ 0
GPIO10(SPI0_MOSI)
Wire Wire Line
950 5200 1100 5200
Text Label 950 5100 2 50 ~ 0
GPIO8(SPI0_CE_N)
Wire Wire Line
950 5100 1100 5100
Text Label 900 4600 2 50 ~ 0
GPIO5
Wire Wire Line
1100 4600 900 4600
Text Label 6150 4000 2 50 ~ 0
TEENSY_A0
Text Label 6550 4550 2 50 ~ 0
TEENY_A1
Text Label 6600 4950 2 50 ~ 0
TEENY_A2
Text Label 6350 5850 2 50 ~ 0
TEENY_A3
Wire Wire Line
6150 4000 6150 4100
Connection ~ 6150 4100
Wire Wire Line
6550 4550 6550 4650
Connection ~ 6550 4650
Wire Wire Line
6550 4650 6750 4650
Wire Wire Line
6600 4950 6600 5000
Connection ~ 6600 5000
Wire Wire Line
6350 5850 6500 5850
Connection ~ 6500 5850
Text Label 950 6000 2 50 ~ 0
TEENSY_A0
Text Label 950 6100 2 50 ~ 0
TEENY_A1
Text Label 950 6200 2 50 ~ 0
TEENY_A2
Text Label 950 6300 2 50 ~ 0
TEENY_A3
Wire Wire Line
950 6000 1100 6000
Wire Wire Line
950 6100 1100 6100
Wire Wire Line
950 6300 1100 6300
Wire Wire Line
950 6200 1100 6200
$Comp
L Device:C C4
U 1 1 62E6F322
P 4500 6700
F 0 "C4" H 4615 6746 50 0000 L CNN
F 1 "100n" H 4615 6655 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4538 6550 50 0001 C CNN
F 3 "~" H 4500 6700 50 0001 C CNN
1 4500 6700
1 0 0 -1
$EndComp
$Comp
L Device:C C3
U 1 1 62E7BCBF
P 4150 7400
F 0 "C3" H 4265 7446 50 0000 L CNN
F 1 "100n" H 4265 7355 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4188 7250 50 0001 C CNN
F 3 "~" H 4150 7400 50 0001 C CNN
1 4150 7400
1 0 0 -1
$EndComp
$Comp
L Device:C C5
U 1 1 62E7C32F
P 4500 7400
F 0 "C5" H 4615 7446 50 0000 L CNN
F 1 "100n" H 4615 7355 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4538 7250 50 0001 C CNN
F 3 "~" H 4500 7400 50 0001 C CNN
1 4500 7400
1 0 0 -1
$EndComp
$Comp
L Device:CP C8
U 1 1 62E8C73D
P 5550 7400
F 0 "C8" H 5668 7446 50 0000 L CNN
F 1 "10u" H 5668 7355 50 0000 L CNN
F 2 "Capacitor_Tantalum_SMD:CP_EIA-6032-15_Kemet-U_Pad2.25x2.35mm_HandSolder" H 5588 7250 50 0001 C CNN
F 3 "~" H 5550 7400 50 0001 C CNN
1 5550 7400
1 0 0 -1
$EndComp
$Comp
L Device:CP C2
U 1 1 62E8CBF1
P 4150 6700
F 0 "C2" H 4268 6746 50 0000 L CNN
F 1 "10u" H 4268 6655 50 0000 L CNN
F 2 "Capacitor_Tantalum_SMD:CP_EIA-6032-15_Kemet-U_Pad2.25x2.35mm_HandSolder" H 4188 6550 50 0001 C CNN
F 3 "~" H 4150 6700 50 0001 C CNN
1 4150 6700
1 0 0 -1
$EndComp
$Comp
L Device:CP C9
U 1 1 62E8D19C
P 5900 7400
F 0 "C9" H 6018 7446 50 0000 L CNN
F 1 "10u" H 6018 7355 50 0000 L CNN
F 2 "Capacitor_Tantalum_SMD:CP_EIA-6032-15_Kemet-U_Pad2.25x2.35mm_HandSolder" H 5938 7250 50 0001 C CNN
F 3 "~" H 5900 7400 50 0001 C CNN
1 5900 7400
1 0 0 -1
$EndComp
Wire Wire Line
3950 7250 4150 7250
Wire Wire Line
4500 7250 4150 7250
Connection ~ 4150 7250
Wire Wire Line
4500 7250 4850 7250
Connection ~ 4500 7250
Wire Wire Line
4850 7250 5200 7250
Connection ~ 4850 7250
Wire Wire Line
5200 7250 5550 7250
Connection ~ 5200 7250
Wire Wire Line
5550 7250 5900 7250
Connection ~ 5550 7250
Wire Wire Line
5900 7550 5550 7550
Wire Wire Line
4850 7550 5200 7550
Wire Wire Line
5550 7550 5200 7550
Connection ~ 5550 7550
Connection ~ 5200 7550
Wire Wire Line
4850 7550 4500 7550
Connection ~ 4850 7550
Wire Wire Line
4500 7550 4150 7550
Connection ~ 4500 7550
Wire Wire Line
4150 7550 3950 7550
Connection ~ 4150 7550
Wire Wire Line
4500 6850 4350 6850
Wire Wire Line
4150 6550 4350 6550
Wire Wire Line
4350 6550 4350 6500
Connection ~ 4350 6550
Wire Wire Line
4350 6550 4500 6550
Wire Wire Line
4350 6850 4350 6900
Connection ~ 4350 6850
Wire Wire Line
4350 6850 4150 6850
$Comp
L power:GND #PWR0101
U 1 1 62F20BB9
P 4350 6900
F 0 "#PWR0101" H 4350 6650 50 0001 C CNN
F 1 "GND" H 4355 6727 50 0000 C CNN
F 2 "" H 4350 6900 50 0001 C CNN
F 3 "" H 4350 6900 50 0001 C CNN
1 4350 6900
1 0 0 -1
$EndComp
$Comp
L power:+3.3V #PWR0102
U 1 1 62F21154
P 4350 6500
F 0 "#PWR0102" H 4350 6350 50 0001 C CNN
F 1 "+3.3V" H 4350 6640 50 0000 C CNN
F 2 "" H 4350 6500 50 0000 C CNN
F 3 "" H 4350 6500 50 0000 C CNN
1 4350 6500
1 0 0 -1
$EndComp
$Comp
L power:+5V #PWR0103
U 1 1 62F218E5
P 3950 7250
F 0 "#PWR0103" H 3950 7100 50 0001 C CNN
F 1 "+5V" H 3950 7390 50 0000 C CNN
F 2 "" H 3950 7250 50 0000 C CNN
F 3 "" H 3950 7250 50 0000 C CNN
1 3950 7250
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR0104
U 1 1 62F21FE6
P 3950 7550
F 0 "#PWR0104" H 3950 7300 50 0001 C CNN
F 1 "GND" H 3955 7377 50 0000 C CNN
F 2 "" H 3950 7550 50 0001 C CNN
F 3 "" H 3950 7550 50 0001 C CNN
1 3950 7550
1 0 0 -1
$EndComp
$Comp
L Device:CP C7
U 1 1 62E7D057
P 5200 7400
F 0 "C7" H 5318 7446 50 0000 L CNN
F 1 "10u" H 5318 7355 50 0000 L CNN
F 2 "Capacitor_Tantalum_SMD:CP_EIA-6032-15_Kemet-U_Pad2.25x2.35mm_HandSolder" H 5238 7250 50 0001 C CNN
F 3 "~" H 5200 7400 50 0001 C CNN
1 5200 7400
1 0 0 -1
$EndComp
$Comp
L Device:C C6
U 1 1 62E7C95C
P 4850 7400
F 0 "C6" H 4965 7446 50 0000 L CNN
F 1 "100n" H 4965 7355 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4888 7250 50 0001 C CNN
F 3 "~" H 4850 7400 50 0001 C CNN
1 4850 7400
1 0 0 -1
$EndComp
$Comp
L Connector_Generic:Conn_01x02 J1
U 1 1 62F4FE27
P 8650 5750
F 0 "J1" H 8730 5742 50 0000 L CNN
F 1 "Conn_01x02" H 8730 5651 50 0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 8650 5750 50 0001 C CNN
F 3 "~" H 8650 5750 50 0001 C CNN
1 8650 5750
1 0 0 -1
$EndComp
Wire Wire Line
7400 5750 8450 5750
$Comp
L power:GND #PWR0105
U 1 1 62F59BA2
P 8450 5850
F 0 "#PWR0105" H 8450 5600 50 0001 C CNN
F 1 "GND" H 8455 5677 50 0000 C CNN
F 2 "" H 8450 5850 50 0001 C CNN
F 3 "" H 8450 5850 50 0001 C CNN
1 8450 5850
1 0 0 -1
$EndComp
$Comp
L JA_lib:MAX6070 U7
U 1 1 62FD405C
P 4000 3800
F 0 "U7" H 4100 4150 50 0000 C CNN
F 1 "MAX6070" H 4200 4050 50 0000 C CIN
F 2 "Package_TO_SOT_SMD:SOT-23-6" H 4075 3425 50 0001 L CIN
F 3 "" H 4000 3850 50 0001 C CIN
1 4000 3800
1 0 0 -1
$EndComp
Text Label 4600 3850 0 50 ~ 0
Vref
Wire Wire Line
4400 3800 4400 3850
Wire Wire Line
4400 3850 4600 3850
Connection ~ 4400 3850
Wire Wire Line
4400 3850 4400 3900
$Comp
L power:+5V #PWR0106
U 1 1 62FF2608
P 4000 3300
F 0 "#PWR0106" H 4000 3150 50 0001 C CNN
F 1 "+5V" H 4000 3440 50 0000 C CNN
F 2 "" H 4000 3300 50 0000 C CNN
F 3 "" H 4000 3300 50 0000 C CNN
1 4000 3300
1 0 0 -1
$EndComp
Wire Wire Line
4000 3300 4000 3400
$Comp
L power:GND #PWR0107
U 1 1 630009AE
P 3900 4300
F 0 "#PWR0107" H 3900 4050 50 0001 C CNN
F 1 "GND" H 3905 4127 50 0000 C CNN
F 2 "" H 3900 4300 50 0001 C CNN
F 3 "" H 3900 4300 50 0001 C CNN
1 3900 4300
1 0 0 -1
$EndComp
Wire Wire Line
3900 4200 3900 4300
Wire Wire Line
3600 3800 3600 3400
Wire Wire Line
3600 3400 4000 3400
Connection ~ 4000 3400
Wire Wire Line
4000 3400 4000 3500
$Comp
L Device:C C10
U 1 1 63017C9D
P 4200 4350
F 0 "C10" H 4315 4396 50 0000 L CNN
F 1 "0.1u" H 4315 4305 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4238 4200 50 0001 C CNN
F 3 "~" H 4200 4350 50 0001 C CNN
1 4200 4350
1 0 0 -1
$EndComp
Wire Wire Line
4000 4200 4200 4200
$Comp
L power:GND #PWR0108
U 1 1 63023FEE
P 4200 4500
F 0 "#PWR0108" H 4200 4250 50 0001 C CNN
F 1 "GND" H 4205 4327 50 0000 C CNN
F 2 "" H 4200 4500 50 0001 C CNN
F 3 "" H 4200 4500 50 0001 C CNN
1 4200 4500
1 0 0 -1
$EndComp
$Comp
L Connector_Generic:Conn_01x02 J2
U 1 1 63037DEC
P 4950 4250
F 0 "J2" H 4868 3925 50 0000 C CNN
F 1 "Conn_01x02" H 4868 4016 50 0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 4950 4250 50 0001 C CNN
F 3 "~" H 4950 4250 50 0001 C CNN
1 4950 4250
-1 0 0 1
$EndComp
$Comp
L power:+3.3V #PWR0109
U 1 1 6303A2DF
P 5150 4150
F 0 "#PWR0109" H 5150 4000 50 0001 C CNN
F 1 "+3.3V" H 5150 4290 50 0000 C CNN
F 2 "" H 5150 4150 50 0000 C CNN
F 3 "" H 5150 4150 50 0000 C CNN
1 5150 4150
0 1 1 0
$EndComp
Text Label 5150 4250 0 50 ~ 0
Vref
Text Label 5650 4400 1 50 ~ 0
Vref
Wire Wire Line
5650 4400 5650 4500
Wire Wire Line
5550 4500 5550 4200
Wire Notes Line
4850 2250 7100 2250
Wire Notes Line
7100 2250 7100 3650
Wire Notes Line
7100 3650 4850 3650
Wire Notes Line
4850 3650 4850 2250
Text Notes 4850 2350 0 50 ~ 0
Audio amplifier to drive loads down to 3 Ohm
$Comp
L JA_lib:MCP11270 U8
U 1 1 62C0CB9C
P 10300 2100
F 0 "U8" H 10300 3331 50 0000 C CNN
F 1 "MAX11270" H 10300 3240 50 0000 C CNN
F 2 "Package_SO:TSSOP-24_4.4x7.8mm_P0.65mm" H 10300 2100 50 0001 C CIN
F 3 "" H 10300 2100 50 0001 C CNN
1 10300 2100
1 0 0 -1
$EndComp
Text Label 9350 1450 2 50 ~ 0
GPIO21(SPI1_SCK)
Text Label 9350 1350 2 50 ~ 0
GPIO19(SPI1_MISO)
Text Label 9350 1250 2 50 ~ 0
GPIO20(SPI1_MOSI)
Text Label 9350 1550 2 50 ~ 0
GPIO17(GEN0)
Text Label 900 4800 2 50 ~ 0
GPIO17(GEN0)
Wire Wire Line
900 4800 1100 4800
Wire Wire Line
9350 1250 9650 1250
Wire Wire Line
9350 1350 9650 1350
Wire Wire Line
9350 1450 9650 1450
Wire Wire Line
9350 1550 9650 1550
$Comp
L power:GND #PWR031
U 1 1 62C61008
P 10250 3250
F 0 "#PWR031" H 10250 3000 50 0001 C CNN
F 1 "GND" H 10255 3077 50 0000 C CNN
F 2 "" H 10250 3250 50 0001 C CNN
F 3 "" H 10250 3250 50 0001 C CNN
1 10250 3250
1 0 0 -1
$EndComp
Wire Wire Line
10100 3150 10100 3250
Wire Wire Line
10100 3250 10250 3250
Wire Wire Line
10250 3150 10250 3250
Connection ~ 10250 3250
$Comp
L power:+3.3V #PWR029
U 1 1 62C7808B
P 10200 800
F 0 "#PWR029" H 10200 650 50 0001 C CNN
F 1 "+3.3V" H 10200 940 50 0000 C CNN
F 2 "" H 10200 800 50 0000 C CNN
F 3 "" H 10200 800 50 0000 C CNN
1 10200 800
1 0 0 -1
$EndComp
Wire Wire Line
10200 800 10200 1050
Wire Wire Line
10200 1050 10300 1050
$Comp
L Device:R R10
U 1 1 62C85B61
P 9850 4050
F 0 "R10" H 9920 4096 50 0000 L CNN
F 1 "5k1" H 9920 4005 50 0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 9780 4050 50 0001 C CNN
F 3 "~" H 9850 4050 50 0001 C CNN
1 9850 4050
1 0 0 -1
$EndComp
$Comp
L Device:R R12
U 1 1 62C86736
P 10450 4050
F 0 "R12" H 10520 4096 50 0000 L CNN
F 1 "5k1" H 10520 4005 50 0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 10380 4050 50 0001 C CNN
F 3 "~" H 10450 4050 50 0001 C CNN
1 10450 4050
1 0 0 -1
$EndComp
$Comp
L Device:R R11
U 1 1 62C86B0F
P 9850 4650
F 0 "R11" H 9920 4696 50 0000 L CNN
F 1 "97k6" H 9920 4605 50 0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.15x1.40mm_HandSolder" V 9780 4650 50 0001 C CNN
F 3 "~" H 9850 4650 50 0001 C CNN
1 9850 4650
1 0 0 -1
$EndComp
$Comp
L Connector_Generic:Conn_01x03 J3
U 1 1 62C87495
P 10650 4400
F 0 "J3" H 10730 4442 50 0000 L CNN
F 1 "Conn_01x03" H 10730 4351 50 0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 10650 4400 50 0001 C CNN
F 3 "~" H 10650 4400 50 0001 C CNN
1 10650 4400
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR030
U 1 1 62C8826D
P 10200 4900
F 0 "#PWR030" H 10200 4650 50 0001 C CNN
F 1 "GND" H 10205 4727 50 0000 C CNN
F 2 "" H 10200 4900 50 0001 C CNN
F 3 "" H 10200 4900 50 0001 C CNN
1 10200 4900
1 0 0 -1
$EndComp
Text Label 10150 3650 2 50 ~ 0
Vref
Wire Wire Line
9850 3900 9850 3800
Wire Wire Line
9850 3800 10150 3800
Wire Wire Line
10150 3800 10150 3650
Wire Wire Line
10150 3800 10450 3800
Wire Wire Line
10450 3800 10450 3900
Connection ~ 10150 3800
Wire Wire Line
9850 4200 9850 4400
Wire Wire Line
9850 4800 9850 4900
Wire Wire Line
9850 4900 10200 4900
Wire Wire Line
10200 4900 10450 4900
Wire Wire Line
10450 4900 10450 4500
Connection ~ 10200 4900
Wire Wire Line
10450 4200 10450 4300
Text Label 10350 4400 2 50 ~ 0
ch0
Text Label 9950 4400 0 50 ~ 0
ch1
Wire Wire Line
10350 4400 10450 4400
Wire Wire Line
9950 4400 9850 4400
Connection ~ 9850 4400
Wire Wire Line
9850 4400 9850 4500
Text Notes 10700 4250 0 50 ~ 0
20k NTC
Text Label 11100 2400 0 50 ~ 0
ch0
Text Label 11100 2300 0 50 ~ 0
ch1
Wire Wire Line
10950 2300 11100 2300
Wire Wire Line
10950 2400 11100 2400
NoConn ~ 9650 2150
NoConn ~ 9650 2050
NoConn ~ 9650 1950
Text Label 9450 2550 2 50 ~ 0
Vref
$Comp
L power:GND #PWR028
U 1 1 62D6CBCC
P 9450 2450
F 0 "#PWR028" H 9450 2200 50 0001 C CNN
F 1 "GND" H 9455 2277 50 0000 C CNN
F 2 "" H 9450 2450 50 0001 C CNN
F 3 "" H 9450 2450 50 0001 C CNN
1 9450 2450
0 1 1 0
$EndComp
Wire Wire Line
9450 2450 9650 2450
Wire Wire Line
9450 2550 9650 2550
Text Label 9350 1750 2 50 ~ 0
GPIO27(GEN2)
Wire Wire Line
9350 1750 9650 1750
Text Label 900 4500 2 50 ~ 0
GPIO27(GEN2)
Wire Wire Line
900 4500 1100 4500
Text Label 9350 1850 2 50 ~ 0
GPIO22(GEN3)
Wire Wire Line
9650 1850 9350 1850
Text Label 900 4400 2 50 ~ 0
GPIO22(GEN3)
Wire Wire Line
900 4400 1100 4400
Connection ~ 10200 1050
Wire Wire Line
10100 1050 10200 1050
Wire Wire Line
10400 3150 10400 3250
Wire Wire Line
10400 3250 10250 3250
$Comp
L Device:C C12
U 1 1 62E158C5
P 9250 2850
F 0 "C12" H 9365 2896 50 0000 L CNN
F 1 "10n" H 9365 2805 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 9288 2700 50 0001 C CNN
F 3 "~" H 9250 2850 50 0001 C CNN
1 9250 2850
1 0 0 -1
$EndComp
Wire Wire Line
9250 2700 9650 2700
Wire Wire Line
9250 3000 9650 3000
Wire Wire Line
9650 3000 9650 2800
NoConn ~ 10950 1550
$Comp
L Device:C C13
U 1 1 62E3CD40
P 11100 1550
F 0 "C13" H 10985 1504 50 0000 R CNN
F 1 "10u" H 10985 1595 50 0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 11138 1400 50 0001 C CNN
F 3 "~" H 11100 1550 50 0001 C CNN
1 11100 1550
-1 0 0 1
$EndComp
$Comp
L power:GND #PWR032
U 1 1 62E3D9D0
P 11100 1750
F 0 "#PWR032" H 11100 1500 50 0001 C CNN
F 1 "GND" H 11105 1577 50 0000 C CNN
F 2 "" H 11100 1750 50 0001 C CNN
F 3 "" H 11100 1750 50 0001 C CNN
1 11100 1750
1 0 0 -1
$EndComp
Wire Wire Line
10950 1400 11100 1400
Text Label 11050 1250 0 50 ~ 0
GPIO6
Wire Wire Line
10950 1250 11050 1250
Text Label 900 4700 2 50 ~ 0
GPIO6
Wire Wire Line
900 4700 1100 4700
Wire Wire Line
11100 1700 11100 1750
$Comp
L JA_lib:LM4871 U2
U 1 1 63063851
P 6000 3050
F 0 "U2" H 6150 3650 50 0000 C CNN
F 1 "LM4871" H 6200 3500 50 0000 C CNN
F 2 "Package_SO:SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.29x3mm" H 6000 3050 50 0001 C CIN
F 3 "" H 6000 3050 50 0001 C CNN
1 6000 3050
1 0 0 -1
$EndComp
Wire Wire Line
6800 3000 6800 3050
$Comp
L power:+5V #PWR09
U 1 1 63094E7A
P 6000 2550
F 0 "#PWR09" H 6000 2400 50 0001 C CNN
F 1 "+5V" H 6000 2700 50 0000 C CNN
F 2 "" H 6000 2550 50 0000 C CNN
F 3 "" H 6000 2550 50 0000 C CNN
1 6000 2550
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR019
U 1 1 630A12AA
P 6000 3550
F 0 "#PWR019" H 6000 3300 50 0001 C CNN
F 1 "GND" H 6005 3377 50 0000 C CNN
F 2 "" H 6000 3550 50 0001 C CNN
F 3 "" H 6000 3550 50 0001 C CNN
1 6000 3550
1 0 0 -1
$EndComp
$Comp
L Device:C C11
U 1 1 630A3712
P 6500 3400
F 0 "C11" H 6615 3446 50 0000 L CNN
F 1 "0.1u" H 6615 3355 50 0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 6538 3250 50 0001 C CNN
F 3 "~" H 6500 3400 50 0001 C CNN
1 6500 3400
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR026
U 1 1 630A4047
P 6500 3550
F 0 "#PWR026" H 6500 3300 50 0001 C CNN
F 1 "GND" H 6505 3377 50 0000 C CNN
F 2 "" H 6500 3550 50 0001 C CNN
F 3 "" H 6500 3550 50 0001 C CNN
1 6500 3550
1 0 0 -1
$EndComp
Wire Wire Line
6400 3250 6500 3250
$Comp
L power:GND #PWR08
U 1 1 630B2987
P 5600 3250
F 0 "#PWR08" H 5600 3000 50 0001 C CNN
F 1 "GND" H 5605 3077 50 0000 C CNN
F 2 "" H 5600 3250 50 0001 C CNN
F 3 "" H 5600 3250 50 0001 C CNN
1 5600 3250
0 1 1 0
$EndComp
Wire Wire Line
6400 2850 6700 2850
Wire Wire Line
6700 2850 6700 2700
Wire Wire Line
5400 2850 5600 2850
Text Label 6050 1700 0 50 ~ 0
DAC2
Text Label 5400 2850 2 50 ~ 0
DAC2
Wire Wire Line
6800 3050 6650 3050
Wire Wire Line
6650 3050 6650 3800
Wire Wire Line
6650 3800 5300 3800
Wire Wire Line
5300 3800 5300 3050
Wire Wire Line
5300 3050 5600 3050
Connection ~ 6800 3050
Wire Wire Line
6800 3050 6800 3100
Wire Wire Line
6400 3050 6500 3050
Wire Wire Line
6500 3050 6500 2550
Wire Wire Line
6500 2550 7350 2550
$EndSCHEMATC