breakout-interface.sch

EESchema Schematic File Version 2
LIBS:conn
LIBS:riklib
LIBS:74xx
LIBS:ac-dc
LIBS:actel
LIBS:adc-dac
LIBS:Altera
LIBS:analog_devices
LIBS:analog_switches
LIBS:atmel
LIBS:audio
LIBS:brooktre
LIBS:cmos4000
LIBS:cmos_ieee
LIBS:contrib
LIBS:cypress
LIBS:dc-dc
LIBS:device
LIBS:digital-audio
LIBS:diode
LIBS:display
LIBS:dsp
LIBS:elec-unifil
LIBS:ESD_Protection
LIBS:ftdi
LIBS:gennum
LIBS:graphic
LIBS:hc11
LIBS:intel
LIBS:interface
LIBS:ir
LIBS:Lattice
LIBS:linear
LIBS:logo
LIBS:maxim
LIBS:memory
LIBS:microchip
LIBS:microchip_dspic33dsc
LIBS:microchip_pic10mcu
LIBS:microchip_pic12mcu
LIBS:microchip_pic16mcu
LIBS:microchip_pic18mcu
LIBS:microchip_pic32mcu
LIBS:microcontrollers
LIBS:motor_drivers
LIBS:motorola
LIBS:msp430
LIBS:nordicsemi
LIBS:nxp_armmcu
LIBS:onsemi
LIBS:opto
LIBS:Oscillators
LIBS:philips
LIBS:power
LIBS:powerint
LIBS:Power_Management
LIBS:pspice
LIBS:references
LIBS:regul
LIBS:relays
LIBS:rfcom
LIBS:sensors
LIBS:silabs
LIBS:siliconi
LIBS:stm8
LIBS:stm32
LIBS:supertex
LIBS:switches
LIBS:texas
LIBS:transf
LIBS:transistors
LIBS:ttl_ieee
LIBS:valves
LIBS:video
LIBS:Worldsemi
LIBS:Xicor
LIBS:xilinx
LIBS:Zilog
LIBS:Symbols_DCDC-ACDC-Converter_RevC_20Jul2012
LIBS:Symbols_EN60617_13Mar2013
LIBS:Symbols_EN60617-10_HF-Radio_DRAFT_12Sep2013
LIBS:Symbols_ICs-Diskrete_RevD10
LIBS:Symbols_ICs-Opto_RevB_16Sep2013
LIBS:Symbols_Microcontroller_Philips-NXP_RevA_06Oct2013
LIBS:SymbolsSimilarEN60617+oldDIN617-RevE8
LIBS:Symbols_Socket-DIN41612_RevA
LIBS:Symbols_Transformer-Diskrete_RevA
LIBS:breakout-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 3 3
Title "Box0"
Date "03 April 2016"
Rev "0.3"
Comp "Mad Resistor"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
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Entry Wire Line
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Entry Wire Line
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AIN0.0
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$Comp
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F 0 "C2" H 2625 2250 50  0000 L CNN
F 1 "100nF" H 2625 2050 50  0000 L CNN
F 2 "rik_footprints:0603" H 2638 2000 30  0001 C CNN
F 3 "" H 2600 2150 60  0000 C CNN
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$EndComp
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L GND #PWR011
U 1 1 55ECDB50
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F 0 "#PWR011" H 2600 2050 50  0001 C CNN
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F 3 "" H 2600 2300 60  0000 C CNN
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$EndComp
$Comp
L C C3
U 1 1 55ECDC11
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F 0 "C3" H 2975 2250 50  0000 L CNN
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F 2 "rik_footprints:0603" H 2988 2000 30  0001 C CNN
F 3 "" H 2950 2150 60  0000 C CNN
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$EndComp
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$Comp
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F 0 "C1" H 3100 1300 40  0000 L CNN
F 1 "100nF" H 3106 1115 40  0000 L CNN
F 2 "rik_footprints:0603" H 3138 1050 30  0001 C CNN
F 3 "~" H 3100 1200 60  0000 C CNN
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$EndComp
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L GND #PWR012
U 1 1 5613FDE2
P 3100 1350
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F 1 "GND" H 3100 1200 50  0000 C CNN
F 2 "" H 3100 1350 60  0000 C CNN
F 3 "" H 3100 1350 60  0000 C CNN
	1    3100 1350
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR013
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P 2950 2300
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F 2 "" H 2950 2300 60  0000 C CNN
F 3 "" H 2950 2300 60  0000 C CNN
	1    2950 2300
	1    0    0    -1  
$EndComp
$Comp
L USB_OTG P1
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F 0 "P1" H 5925 1125 50  0000 C CNN
F 1 "USB_OTG" H 5600 1450 50  0000 C CNN
F 2 "Connect:USB_Micro-B" V 5550 1150 50  0001 C CNN
F 3 "" V 5550 1150 50  0000 C CNN
	1    5600 1250
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR014
U 1 1 58559325
P 6050 1200
F 0 "#PWR014" H 6050 950 50  0001 C CNN
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F 2 "" H 6050 1200 60  0000 C CNN
F 3 "" H 6050 1200 60  0000 C CNN
	1    6050 1200
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR015
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F 2 "" H 5800 1600 60  0000 C CNN
F 3 "" H 5800 1600 60  0000 C CNN
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L LM7233 IC1
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F 2 "TO_SOT_Packages_SMD:SOT-23-5" H 2550 3300 60  0001 C CNN
F 3 "" H 2550 3300 60  0000 C CNN
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	-1   0    0    -1  
$EndComp
$Comp
L INDUCTOR L1
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F 1 "10u" V 2550 3150 50  0000 C CNN
F 2 "rik_footprints:0805" H 2450 3150 50  0001 C CNN
F 3 "" H 2450 3150 50  0000 C CNN
	1    2450 3150
	0    1    -1   0   
$EndComp
$Comp
L D_Schottky D1
U 1 1 58559DC4
P 3300 3450
F 0 "D1" H 3300 3550 50  0000 C CNN
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F 2 "Diodes_SMD:SOD-123" H 3300 3450 50  0001 C CNN
F 3 "" H 3300 3450 50  0000 C CNN
	1    3300 3450
	-1   0    0    -1  
$EndComp
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L R R1
U 1 1 58559E23
P 1750 3600
F 0 "R1" V 1830 3600 50  0000 C CNN
F 1 "47K" V 1750 3600 50  0000 C CNN
F 2 "rik_footprints:0603" V 1680 3600 50  0001 C CNN
F 3 "" H 1750 3600 50  0000 C CNN
	1    1750 3600
	-1   0    0    -1  
$EndComp
$Comp
L R R5
U 1 1 58559E6C
P 3200 3650
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F 2 "rik_footprints:0603" V 3130 3650 50  0001 C CNN
F 3 "" H 3200 3650 50  0000 C CNN
	1    3200 3650
	0    -1   1    0   
$EndComp
$Comp
L C C6
U 1 1 58559F02
P 3200 3900
F 0 "C6" H 3225 4000 50  0000 L CNN
F 1 "82p" H 3225 3800 50  0000 L CNN
F 2 "rik_footprints:0603" H 3238 3750 50  0001 C CNN
F 3 "" H 3200 3900 50  0000 C CNN
	1    3200 3900
	0    -1   1    0   
$EndComp
$Comp
L R R3
U 1 1 58559F3F
P 3000 4150
F 0 "R3" V 3080 4150 50  0000 C CNN
F 1 "12K" V 3000 4150 50  0000 C CNN
F 2 "rik_footprints:0603" V 2930 4150 50  0001 C CNN
F 3 "" H 3000 4150 50  0000 C CNN
	1    3000 4150
	-1   0    0    -1  
$EndComp
$Comp
L C C8
U 1 1 58559F74
P 3400 4150
F 0 "C8" H 3425 4250 50  0000 L CNN
F 1 "10u" H 3425 4050 50  0000 L CNN
F 2 "rik_footprints:0805" H 3438 4000 50  0001 C CNN
F 3 "" H 3400 4150 50  0000 C CNN
	1    3400 4150
	-1   0    0    -1  
$EndComp
$Comp
L GND #PWR016
U 1 1 5855A24F
P 3400 4350
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F 1 "GND" H 3400 4200 50  0000 C CNN
F 2 "" H 3400 4350 50  0000 C CNN
F 3 "" H 3400 4350 50  0000 C CNN
	1    3400 4350
	-1   0    0    -1  
$EndComp
$Comp
L GND #PWR017
U 1 1 5855A27D
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F 2 "" H 3000 4350 50  0000 C CNN
F 3 "" H 3000 4350 50  0000 C CNN
	1    3000 4350
	-1   0    0    -1  
$EndComp
$Comp
L C C4
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F 1 "4.7u" H 1525 3550 50  0000 L CNN
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F 3 "" H 1500 3650 50  0000 C CNN
	1    1500 3650
	-1   0    0    -1  
$EndComp
$Comp
L GND #PWR018
U 1 1 5855A325
P 1500 3850
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F 1 "GND" H 1500 3700 50  0000 C CNN
F 2 "" H 1500 3850 50  0000 C CNN
F 3 "" H 1500 3850 50  0000 C CNN
	1    1500 3850
	-1   0    0    -1  
$EndComp
$Comp
L GND #PWR019
U 1 1 5855A45A
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F 1 "GND" H 2900 3600 50  0000 C CNN
F 2 "" H 2900 3750 50  0000 C CNN
F 3 "" H 2900 3750 50  0000 C CNN
	1    2900 3750
	-1   0    0    -1  
$EndComp
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$Comp
L LM7233 IC2
U 1 1 5855AB6B
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F 1 "LM2733" H 2350 5350 60  0000 C CNN
F 2 "TO_SOT_Packages_SMD:SOT-23-5" H 2550 4900 60  0001 C CNN
F 3 "" H 2550 4900 60  0000 C CNN
	1    2450 5150
	-1   0    0    -1  
$EndComp
$Comp
L INDUCTOR L2
U 1 1 5855AB71
P 2450 4750
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F 1 "10u" V 2550 4750 50  0000 C CNN
F 2 "rik_footprints:0805" H 2450 4750 50  0001 C CNN
F 3 "" H 2450 4750 50  0000 C CNN
	1    2450 4750
	0    1    -1   0   
$EndComp
$Comp
L D_Schottky D2
U 1 1 5855AB77
P 3300 5050
F 0 "D2" H 3300 5150 50  0000 C CNN
F 1 "MBR0540" H 3300 4950 50  0000 C CNN
F 2 "Diodes_SMD:SOD-123" H 3300 5050 50  0001 C CNN
F 3 "" H 3300 5050 50  0000 C CNN
	1    3300 5050
	-1   0    0    -1  
$EndComp
$Comp
L R R2
U 1 1 5855AB7D
P 1750 5200
F 0 "R2" V 1830 5200 50  0000 C CNN
F 1 "47K" V 1750 5200 50  0000 C CNN
F 2 "rik_footprints:0603" V 1680 5200 50  0001 C CNN
F 3 "" H 1750 5200 50  0000 C CNN
	1    1750 5200
	-1   0    0    -1  
$EndComp
$Comp
L R R6
U 1 1 5855AB83
P 3200 5250
F 0 "R6" V 3280 5250 50  0000 C CNN
F 1 "309K" V 3200 5250 50  0000 C CNN
F 2 "rik_footprints:0603" V 3130 5250 50  0001 C CNN
F 3 "" H 3200 5250 50  0000 C CNN
	1    3200 5250
	0    -1   1    0   
$EndComp
$Comp
L C C7
U 1 1 5855AB89
P 3200 5500
F 0 "C7" H 3225 5600 50  0000 L CNN
F 1 "82p" H 3225 5400 50  0000 L CNN
F 2 "rik_footprints:0603" H 3238 5350 50  0001 C CNN
F 3 "" H 3200 5500 50  0000 C CNN
	1    3200 5500
	0    -1   1    0   
$EndComp
$Comp
L R R4
U 1 1 5855AB8F
P 3000 5750
F 0 "R4" V 3080 5750 50  0000 C CNN
F 1 "12K" V 3000 5750 50  0000 C CNN
F 2 "rik_footprints:0603" V 2930 5750 50  0001 C CNN
F 3 "" H 3000 5750 50  0000 C CNN
	1    3000 5750
	-1   0    0    -1  
$EndComp
$Comp
L C C9
U 1 1 5855AB95
P 3400 5750
F 0 "C9" H 3425 5850 50  0000 L CNN
F 1 "10u" H 3425 5650 50  0000 L CNN
F 2 "rik_footprints:0805" H 3438 5600 50  0001 C CNN
F 3 "" H 3400 5750 50  0000 C CNN
	1    3400 5750
	-1   0    0    -1  
$EndComp
$Comp
L C C5
U 1 1 5855ABBF
P 1500 5250
F 0 "C5" H 1525 5350 50  0000 L CNN
F 1 "4.7u" H 1525 5150 50  0000 L CNN
F 2 "rik_footprints:0805" H 1538 5100 50  0001 C CNN
F 3 "" H 1500 5250 50  0000 C CNN
	1    1500 5250
	-1   0    0    -1  
$EndComp
$Comp
L GND #PWR020
U 1 1 5855ABC5
P 1500 5450
F 0 "#PWR020" H 1500 5200 50  0001 C CNN
F 1 "GND" H 1500 5300 50  0000 C CNN
F 2 "" H 1500 5450 50  0000 C CNN
F 3 "" H 1500 5450 50  0000 C CNN
	1    1500 5450
	-1   0    0    -1  
$EndComp
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5V
$Comp
L GND #PWR021
U 1 1 5855ACBA
P 3800 5050
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F 1 "GND" H 3800 4900 50  0000 C CNN
F 2 "" H 3800 5050 50  0000 C CNN
F 3 "" H 3800 5050 50  0000 C CNN
	1    3800 5050
	1    0    0    -1  
$EndComp
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Text GLabel 3800 3450 2    60   Input ~ 0
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Wire Wire Line
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Wire Wire Line
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Wire Bus Line
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Wire Bus Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Bus Line
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Wire Bus Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 1850 3450
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 3400 3650
Connection ~ 3550 3450
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 2950 3450
Wire Wire Line
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Wire Wire Line
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Connection ~ 3000 3650
Connection ~ 3000 3900
Connection ~ 3400 3900
Wire Wire Line
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Wire Wire Line
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Connection ~ 1750 3450
Wire Wire Line
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Wire Wire Line
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Connection ~ 1500 3450
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 1850 5050
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 3400 5250
Connection ~ 3550 5050
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 2950 5050
Wire Wire Line
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Wire Wire Line
	3000 5250 3000 5600
Connection ~ 3000 5250
Connection ~ 3000 5500
Connection ~ 3400 5500
Wire Wire Line
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Wire Wire Line
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Connection ~ 1750 5050
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
	2900 5150 2900 6050
Connection ~ 1500 5050
Wire Wire Line
	2900 6050 3600 6050
Connection ~ 3000 6050
Connection ~ 3400 6050
$Comp
L OPA454 IC4
U 1 1 585677D3
P 5700 3300
F 0 "IC4" H 5750 3550 50  0000 L CNN
F 1 "OPA454" H 5750 3450 50  0000 L CNN
F 2 "rik_footprints:SOIC-8-3.9*4.9mm_HP_to_P4" H 5750 3350 50  0001 C CNN
F 3 "" H 5850 3450 50  0000 C CNN
	1    5700 3300
	1    0    0    -1  
$EndComp
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+33V
$Comp
L R R11
U 1 1 5856794E
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F 0 "R11" V 5780 2800 50  0000 C CNN
F 1 "1M" V 5700 2800 50  0000 C CNN
F 2 "rik_footprints:0603" V 5630 2800 50  0001 C CNN
F 3 "" H 5700 2800 50  0000 C CNN
	1    5700 2800
	1    0    0    -1  
$EndComp
Wire Wire Line
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Wire Wire Line
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Connection ~ 5600 2650
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Text GLabel 5600 3700 3    60   Input ~ 0
-33V
Connection ~ 5600 3650
$Comp
L R R12
U 1 1 58567E81
P 5700 4150
F 0 "R12" V 5780 4150 50  0000 C CNN
F 1 "91K" V 5700 4150 50  0000 C CNN
F 2 "rik_footprints:0603" V 5630 4150 50  0001 C CNN
F 3 "" H 5700 4150 50  0000 C CNN
	1    5700 4150
	0    1    1    0   
$EndComp
$Comp
L R R8
U 1 1 58567F5C
P 5350 4350
F 0 "R8" V 5430 4350 50  0000 C CNN
F 1 "10K" V 5350 4350 50  0000 C CNN
F 2 "rik_footprints:0603" V 5280 4350 50  0001 C CNN
F 3 "" H 5350 4350 50  0000 C CNN
	1    5350 4350
	-1   0    0    1   
$EndComp
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
	5350 3400 5400 3400
Connection ~ 5350 4150
Wire Wire Line
	5850 4150 6100 4150
Wire Wire Line
	6100 4150 6100 3300
Wire Wire Line
	6000 3300 6150 3300
$Comp
L R R14
U 1 1 585682B7
P 6300 3300
F 0 "R14" V 6380 3300 50  0000 C CNN
F 1 "10R" V 6300 3300 50  0000 C CNN
F 2 "rik_footprints:0603" V 6230 3300 50  0001 C CNN
F 3 "" H 6300 3300 50  0000 C CNN
	1    6300 3300
	0    1    1    0   
$EndComp
Connection ~ 6100 3300
Wire Wire Line
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$Comp
L GND #PWR022
U 1 1 58568476
P 5350 4550
F 0 "#PWR022" H 5350 4300 50  0001 C CNN
F 1 "GND" H 5350 4400 50  0000 C CNN
F 2 "" H 5350 4550 50  0000 C CNN
F 3 "" H 5350 4550 50  0000 C CNN
	1    5350 4550
	1    0    0    -1  
$EndComp
Wire Wire Line
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Text Label 4900 3200 0    60   ~ 0
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Wire Wire Line
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$Comp
L OPA454 IC3
U 1 1 58568CBC
P 5650 5500
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F 1 "OPA454" H 5700 5650 50  0000 L CNN
F 2 "rik_footprints:SOIC-8-3.9*4.9mm_HP_to_P4" H 5700 5550 50  0001 C CNN
F 3 "" H 5800 5650 50  0000 C CNN
	1    5650 5500
	1    0    0    -1  
$EndComp
Text GLabel 5550 4800 1    60   Input ~ 0
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$Comp
L R R9
U 1 1 58568CC3
P 5650 5000
F 0 "R9" V 5730 5000 50  0000 C CNN
F 1 "1M" V 5650 5000 50  0000 C CNN
F 2 "rik_footprints:0603" V 5580 5000 50  0001 C CNN
F 3 "" H 5650 5000 50  0000 C CNN
	1    5650 5000
	1    0    0    -1  
$EndComp
Wire Wire Line
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Wire Wire Line
	5550 4800 5550 5200
Connection ~ 5550 4850
Wire Wire Line
	5650 5200 5650 5150
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
	5550 5800 5550 5900
Text GLabel 5550 5900 3    60   Input ~ 0
-33V
Connection ~ 5550 5850
$Comp
L R R10
U 1 1 58568CD4
P 5650 6350
F 0 "R10" V 5730 6350 50  0000 C CNN
F 1 "91K" V 5650 6350 50  0000 C CNN
F 2 "rik_footprints:0603" V 5580 6350 50  0001 C CNN
F 3 "" H 5650 6350 50  0000 C CNN
	1    5650 6350
	0    1    1    0   
$EndComp
$Comp
L R R7
U 1 1 58568CDA
P 5300 6550
F 0 "R7" V 5380 6550 50  0000 C CNN
F 1 "10K" V 5300 6550 50  0000 C CNN
F 2 "rik_footprints:0603" V 5230 6550 50  0001 C CNN
F 3 "" H 5300 6550 50  0000 C CNN
	1    5300 6550
	-1   0    0    1   
$EndComp
Wire Wire Line
	5500 6350 5300 6350
Wire Wire Line
	5300 5600 5300 6400
Wire Wire Line
	5300 5600 5350 5600
Connection ~ 5300 6350
Wire Wire Line
	5800 6350 6050 6350
Wire Wire Line
	6050 6350 6050 5500
Wire Wire Line
	5950 5500 6100 5500
$Comp
L R R13
U 1 1 58568CE9
P 6250 5500
F 0 "R13" V 6330 5500 50  0000 C CNN
F 1 "10R" V 6250 5500 50  0000 C CNN
F 2 "rik_footprints:0603" V 6180 5500 50  0001 C CNN
F 3 "" H 6250 5500 50  0000 C CNN
	1    6250 5500
	0    1    1    0   
$EndComp
Connection ~ 6050 5500
Wire Wire Line
	6400 5500 7400 5500
$Comp
L GND #PWR023
U 1 1 58568CF1
P 5300 6750
F 0 "#PWR023" H 5300 6500 50  0001 C CNN
F 1 "GND" H 5300 6600 50  0000 C CNN
F 2 "" H 5300 6750 50  0000 C CNN
F 3 "" H 5300 6750 50  0000 C CNN
	1    5300 6750
	1    0    0    -1  
$EndComp
Wire Wire Line
	5300 6750 5300 6700
Wire Wire Line
	4850 5400 5350 5400
Text Label 4850 5400 0    60   ~ 0
AOUT0.1
$Comp
L R R15
U 1 1 585693E5
P 8050 4050
F 0 "R15" V 8130 4050 50  0000 C CNN
F 1 "91K" V 8050 4050 50  0000 C CNN
F 2 "rik_footprints:0603" V 7980 4050 50  0001 C CNN
F 3 "" H 8050 4050 50  0000 C CNN
	1    8050 4050
	-1   0    0    1   
$EndComp
$Comp
L R R16
U 1 1 5856952C
P 8050 4450
F 0 "R16" V 8130 4450 50  0000 C CNN
F 1 "10K" V 8050 4450 50  0000 C CNN
F 2 "rik_footprints:0603" V 7980 4450 50  0001 C CNN
F 3 "" H 8050 4450 50  0000 C CNN
	1    8050 4450
	-1   0    0    1   
$EndComp
Wire Wire Line
	8050 4200 8050 4300
$Comp
L GND #PWR024
U 1 1 58569533
P 8050 4650
F 0 "#PWR024" H 8050 4400 50  0001 C CNN
F 1 "GND" H 8050 4500 50  0000 C CNN
F 2 "" H 8050 4650 50  0000 C CNN
F 3 "" H 8050 4650 50  0000 C CNN
	1    8050 4650
	1    0    0    -1  
$EndComp
Wire Wire Line
	8050 4650 8050 4600
Wire Wire Line
	7700 4250 8050 4250
Connection ~ 8050 4250
Text Label 7700 4250 0    60   ~ 0
AIN0.0
Wire Wire Line
	8050 3900 8050 3800
Wire Wire Line
	8050 3800 8550 3800
$Comp
L R R20
U 1 1 58569E13
P 8800 4050
F 0 "R20" V 8880 4050 50  0000 C CNN
F 1 "91K" V 8800 4050 50  0000 C CNN
F 2 "rik_footprints:0603" V 8730 4050 50  0001 C CNN
F 3 "" H 8800 4050 50  0000 C CNN
	1    8800 4050
	-1   0    0    1   
$EndComp
$Comp
L R R21
U 1 1 58569E19
P 8800 4450
F 0 "R21" V 8880 4450 50  0000 C CNN
F 1 "10K" V 8800 4450 50  0000 C CNN
F 2 "rik_footprints:0603" V 8730 4450 50  0001 C CNN
F 3 "" H 8800 4450 50  0000 C CNN
	1    8800 4450
	-1   0    0    1   
$EndComp
Wire Wire Line
	8800 4200 8800 4300
$Comp
L GND #PWR025
U 1 1 58569E20
P 8800 4650
F 0 "#PWR025" H 8800 4400 50  0001 C CNN
F 1 "GND" H 8800 4500 50  0000 C CNN
F 2 "" H 8800 4650 50  0000 C CNN
F 3 "" H 8800 4650 50  0000 C CNN
	1    8800 4650
	1    0    0    -1  
$EndComp
Wire Wire Line
	8800 4650 8800 4600
Wire Wire Line
	8450 4250 8800 4250
Connection ~ 8800 4250
Wire Wire Line
	8800 3900 8800 3800
Wire Wire Line
	8800 3800 9800 3800
$Comp
L R R17
U 1 1 58569F7C
P 8050 5200
F 0 "R17" V 8130 5200 50  0000 C CNN
F 1 "91K" V 8050 5200 50  0000 C CNN
F 2 "rik_footprints:0603" V 7980 5200 50  0001 C CNN
F 3 "" H 8050 5200 50  0000 C CNN
	1    8050 5200
	-1   0    0    1   
$EndComp
$Comp
L R R18
U 1 1 58569F82
P 8050 5600
F 0 "R18" V 8130 5600 50  0000 C CNN
F 1 "10K" V 8050 5600 50  0000 C CNN
F 2 "rik_footprints:0603" V 7980 5600 50  0001 C CNN
F 3 "" H 8050 5600 50  0000 C CNN
	1    8050 5600
	-1   0    0    1   
$EndComp
Wire Wire Line
	8050 5350 8050 5450
$Comp
L GND #PWR026
U 1 1 58569F89
P 8050 5800
F 0 "#PWR026" H 8050 5550 50  0001 C CNN
F 1 "GND" H 8050 5650 50  0000 C CNN
F 2 "" H 8050 5800 50  0000 C CNN
F 3 "" H 8050 5800 50  0000 C CNN
	1    8050 5800
	1    0    0    -1  
$EndComp
Wire Wire Line
	8050 5800 8050 5750
Wire Wire Line
	7700 5400 8050 5400
Connection ~ 8050 5400
Wire Wire Line
	8050 5050 8050 4950
Wire Wire Line
	8050 4950 8550 4950
$Comp
L R R22
U 1 1 58569F95
P 8800 5200
F 0 "R22" V 8880 5200 50  0000 C CNN
F 1 "91K" V 8800 5200 50  0000 C CNN
F 2 "rik_footprints:0603" V 8730 5200 50  0001 C CNN
F 3 "" H 8800 5200 50  0000 C CNN
	1    8800 5200
	-1   0    0    1   
$EndComp
$Comp
L R R23
U 1 1 58569F9B
P 8800 5600
F 0 "R23" V 8880 5600 50  0000 C CNN
F 1 "10K" V 8800 5600 50  0000 C CNN
F 2 "rik_footprints:0603" V 8730 5600 50  0001 C CNN
F 3 "" H 8800 5600 50  0000 C CNN
	1    8800 5600
	-1   0    0    1   
$EndComp
Wire Wire Line
	8800 5350 8800 5450
$Comp
L GND #PWR027
U 1 1 58569FA2
P 8800 5800
F 0 "#PWR027" H 8800 5550 50  0001 C CNN
F 1 "GND" H 8800 5650 50  0000 C CNN
F 2 "" H 8800 5800 50  0000 C CNN
F 3 "" H 8800 5800 50  0000 C CNN
	1    8800 5800
	1    0    0    -1  
$EndComp
Wire Wire Line
	8800 5800 8800 5750
Wire Wire Line
	8450 5400 8800 5400
Connection ~ 8800 5400
Wire Wire Line
	8800 5050 8800 4950
Wire Wire Line
	8800 4950 9300 4950
Text Label 8450 4250 0    60   ~ 0
AIN0.1
Text Label 7700 5400 0    60   ~ 0
AIN0.2
Text Label 8450 5400 0    60   ~ 0
AIN0.3
Text HLabel 8550 1550 0    60   Input ~ 0
I2C0.SCL
Text HLabel 8550 1650 0    60   Input ~ 0
I2C0.SDA
$Comp
L R R19
U 1 1 5856B321
P 8750 1300
F 0 "R19" V 8830 1300 50  0000 C CNN
F 1 "4.7K" V 8750 1300 50  0000 C CNN
F 2 "rik_footprints:0603" V 8680 1300 50  0001 C CNN
F 3 "" H 8750 1300 50  0000 C CNN
	1    8750 1300
	1    0    0    -1  
$EndComp
$Comp
L R R24
U 1 1 5856B582
P 8900 1300
F 0 "R24" V 8980 1300 50  0000 C CNN
F 1 "4.7K" V 8900 1300 50  0000 C CNN
F 2 "rik_footprints:0603" V 8830 1300 50  0001 C CNN
F 3 "" H 8900 1300 50  0000 C CNN
	1    8900 1300
	1    0    0    -1  
$EndComp
$Comp
L 24C16 U1
U 1 1 5856B5EA
P 10050 1450
F 0 "U1" H 10200 1800 50  0000 C CNN
F 1 "24C16" H 10250 1100 50  0000 C CNN
F 2 "Housings_SOIC:SOIC-8_3.9x4.9mm_Pitch1.27mm" H 10050 1450 50  0001 C CNN
F 3 "" H 10050 1450 50  0000 C CNN
	1    10050 1450
	-1   0    0    -1  
$EndComp
Wire Wire Line
	8550 1550 9350 1550
Wire Wire Line
	8550 1650 9350 1650
Wire Wire Line
	8900 1450 8900 1550
Connection ~ 8900 1550
Wire Wire Line
	8750 1450 8750 1650
Connection ~ 8750 1650
Text GLabel 8250 900  0    60   Input ~ 0
DIGITAL_EXT
Wire Wire Line
	8250 900  10800 900 
Wire Wire Line
	10050 900  10050 950 
Wire Wire Line
	8900 1150 8900 900 
Connection ~ 8900 900 
Wire Wire Line
	8750 1150 8750 900 
Connection ~ 8750 900 
$Comp
L GND #PWR028
U 1 1 5856C2B1
P 10050 2000
F 0 "#PWR028" H 10050 1750 50  0001 C CNN
F 1 "GND" H 10050 1850 50  0000 C CNN
F 2 "" H 10050 2000 50  0000 C CNN
F 3 "" H 10050 2000 50  0000 C CNN
	1    10050 2000
	1    0    0    -1  
$EndComp
Wire Wire Line
	10050 2000 10050 1950
Wire Wire Line
	10800 1450 10750 1450
Wire Wire Line
	10800 900  10800 1450
Connection ~ 10050 900 
Wire Wire Line
	10800 1250 10750 1250
Connection ~ 10800 1250
Wire Wire Line
	10750 1350 10800 1350
Connection ~ 10800 1350
$Comp
L Jumper_NO_Small JP1
U 1 1 5856C65A
P 9250 1200
F 0 "JP1" H 9250 1280 50  0000 C CNN
F 1 "Jumper_NO_Small" H 9260 1140 50  0001 C CNN
F 2 "Capacitors_SMD:C_0201" H 9250 1200 50  0001 C CNN
F 3 "" H 9250 1200 50  0000 C CNN
	1    9250 1200
	0    1    1    0   
$EndComp
Wire Wire Line
	9350 1350 9250 1350
Wire Wire Line
	9250 1350 9250 1300
Wire Wire Line
	9250 1100 9250 900 
Connection ~ 9250 900 
Text Notes 8700 850  0    39   ~ 0
Used as an ID\nCan be flashed once with an ID, the Box0\ncan then read the ID and know what type\nof shield is connected
$Comp
L CONN_02X04 P4
U 1 1 5856CFE3
P 7000 3650
F 0 "P4" H 7000 3900 50  0000 C CNN
F 1 "CONN_02X04" H 7000 3400 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_2x04" H 7000 2450 50  0001 C CNN
F 3 "" H 7000 2450 50  0000 C CNN
	1    7000 3650
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X04 P8
U 1 1 5856D254
P 10550 4300
F 0 "P8" H 10550 4550 50  0000 C CNN
F 1 "CONN_01X04" V 10650 4300 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x04" H 10550 4300 50  0001 C CNN
F 3 "" H 10550 4300 50  0000 C CNN
	1    10550 4300
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X04 P5
U 1 1 5856D363
P 10450 4800
F 0 "P5" H 10450 5050 50  0000 C CNN
F 1 "CONN_01X04" V 10550 4800 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x04" H 10450 4800 50  0001 C CNN
F 3 "" H 10450 4800 50  0000 C CNN
	1    10450 4800
	0    -1   -1   0   
$EndComp
$Comp
L CONN_01X04 P6
U 1 1 5856D4C3
P 10450 5350
F 0 "P6" H 10450 5600 50  0000 C CNN
F 1 "CONN_01X04" V 10550 5350 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x04" H 10450 5350 50  0001 C CNN
F 3 "" H 10450 5350 50  0000 C CNN
	1    10450 5350
	0    -1   -1   0   
$EndComp
$Comp
L CONN_01X04 P7
U 1 1 5856D579
P 10450 5850
F 0 "P7" H 10450 6100 50  0000 C CNN
F 1 "CONN_01X04" V 10550 5850 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x04" H 10450 5850 50  0001 C CNN
F 3 "" H 10450 5850 50  0000 C CNN
	1    10450 5850
	0    -1   -1   0   
$EndComp
Wire Wire Line
	10350 4150 9850 4150
Wire Wire Line
	9850 4150 9850 3700
Wire Wire Line
	9850 3700 8550 3700
Wire Wire Line
	8550 3700 8550 3800
Wire Wire Line
	9800 3800 9800 4250
Wire Wire Line
	9800 4250 10350 4250
Wire Wire Line
	10350 4350 9200 4350
Wire Wire Line
	9200 4350 9200 4900
Wire Wire Line
	9200 4900 8550 4900
Wire Wire Line
	8550 4900 8550 4950
Wire Wire Line
	9300 4950 9300 4450
Wire Wire Line
	9300 4450 10350 4450
Wire Wire Line
	10600 5050 10600 5000
Wire Wire Line
	10000 5050 10600 5050
Wire Wire Line
	10000 5050 10000 5150
Wire Wire Line
	10300 5000 10300 5050
Connection ~ 10300 5050
Wire Wire Line
	10400 5050 10400 5000
Connection ~ 10400 5050
Wire Wire Line
	10500 5000 10500 5050
Connection ~ 10500 5050
$Comp
L GND #PWR029
U 1 1 5856E310
P 10000 5150
F 0 "#PWR029" H 10000 4900 50  0001 C CNN
F 1 "GND" H 10000 5000 50  0000 C CNN
F 2 "" H 10000 5150 50  0000 C CNN
F 3 "" H 10000 5150 50  0000 C CNN
	1    10000 5150
	1    0    0    -1  
$EndComp
Wire Wire Line
	10600 5600 10600 5550
Wire Wire Line
	10150 5600 10600 5600
Wire Wire Line
	10300 5550 10300 5600
Connection ~ 10300 5600
Wire Wire Line
	10400 5550 10400 5600
Connection ~ 10400 5600
Wire Wire Line
	10500 5550 10500 5600
Connection ~ 10500 5600
Text GLabel 10150 5600 0    60   Input ~ 0
+33V
Wire Wire Line
	10600 6100 10600 6050
Wire Wire Line
	10150 6100 10600 6100
Wire Wire Line
	10300 6050 10300 6100
Connection ~ 10300 6100
Wire Wire Line
	10400 6050 10400 6100
Connection ~ 10400 6100
Wire Wire Line
	10500 6050 10500 6100
Connection ~ 10500 6100
Text GLabel 10150 6100 0    60   Input ~ 0
-33V
Wire Wire Line
	6750 3500 6650 3500
Wire Wire Line
	6650 3500 6650 3300
Wire Wire Line
	7400 5500 7400 3500
Wire Wire Line
	7250 3600 7300 3600
Wire Wire Line
	7300 3600 7300 4000
Wire Wire Line
	6750 3600 6700 3600
Wire Wire Line
	6700 3600 6700 4050
Wire Wire Line
	7300 4000 6700 4000
Wire Wire Line
	7250 3800 7300 3800
Connection ~ 7300 3800
Wire Wire Line
	7300 3700 7250 3700
Connection ~ 7300 3700
Wire Wire Line
	6750 3700 6700 3700
Connection ~ 6700 3700
Wire Wire Line
	6750 3800 6700 3800
Connection ~ 6700 3800
$Comp
L GND #PWR030
U 1 1 5857036B
P 6700 4050
F 0 "#PWR030" H 6700 3800 50  0001 C CNN
F 1 "GND" H 6700 3900 50  0000 C CNN
F 2 "" H 6700 4050 50  0000 C CNN
F 3 "" H 6700 4050 50  0000 C CNN
	1    6700 4050
	1    0    0    -1  
$EndComp
Connection ~ 6700 4000
Text Notes 5000 1000 0    39   ~ 0
USB port for power. \n+-35V or such at 10mA per channel means rougly 700mW output power.\nAdd losses for the SMPS and rougly 1W power needed, 2W with 2 outputs.\nMore then the 5V can deliver, hence an external input.
Wire Notes Line
	1000 2900 4150 2900
Wire Notes Line
	4150 2900 4150 6200
Wire Notes Line
	4150 6200 1000 6200
Wire Notes Line
	1000 6200 1000 2900
Wire Notes Line
	1000 2600 4150 2600
Wire Notes Line
	4150 2600 4150 650 
Wire Notes Line
	4150 650  1000 650 
Wire Notes Line
	1000 650  1000 2600
$Comp
L C C10
U 1 1 5856D343
P 5100 7250
F 0 "C10" H 5125 7350 50  0000 L CNN
F 1 "100n" H 5125 7150 50  0000 L CNN
F 2 "rik_footprints:0603" H 5138 7100 50  0001 C CNN
F 3 "" H 5100 7250 50  0000 C CNN
	1    5100 7250
	-1   0    0    -1  
$EndComp
$Comp
L C C14
U 1 1 5856D6F9
P 9450 2200
F 0 "C14" H 9475 2300 50  0000 L CNN
F 1 "100n" H 9475 2100 50  0000 L CNN
F 2 "rik_footprints:0603" H 9488 2050 50  0001 C CNN
F 3 "" H 9450 2200 50  0000 C CNN
	1    9450 2200
	-1   0    0    -1  
$EndComp
Text GLabel 9400 1950 0    60   Input ~ 0
DIGITAL_EXT
$Comp
L GND #PWR031
U 1 1 5856D9F2
P 9450 2400
F 0 "#PWR031" H 9450 2150 50  0001 C CNN
F 1 "GND" H 9450 2250 50  0000 C CNN
F 2 "" H 9450 2400 50  0000 C CNN
F 3 "" H 9450 2400 50  0000 C CNN
	1    9450 2400
	1    0    0    -1  
$EndComp
Wire Wire Line
	9450 2400 9450 2350
Wire Wire Line
	9450 2050 9450 1950
Wire Wire Line
	9450 1950 9400 1950
$Comp
L GND #PWR032
U 1 1 5856E039
P 5100 7450
F 0 "#PWR032" H 5100 7200 50  0001 C CNN
F 1 "GND" H 5100 7300 50  0000 C CNN
F 2 "" H 5100 7450 50  0000 C CNN
F 3 "" H 5100 7450 50  0000 C CNN
	1    5100 7450
	1    0    0    -1  
$EndComp
Wire Wire Line
	5100 7400 5100 7450
$Comp
L C C11
U 1 1 5856E281
P 5400 7250
F 0 "C11" H 5425 7350 50  0000 L CNN
F 1 "100n" H 5425 7150 50  0000 L CNN
F 2 "rik_footprints:0603" H 5438 7100 50  0001 C CNN
F 3 "" H 5400 7250 50  0000 C CNN
	1    5400 7250
	-1   0    0    -1  
$EndComp
$Comp
L GND #PWR033
U 1 1 5856E287
P 5400 7450
F 0 "#PWR033" H 5400 7200 50  0001 C CNN
F 1 "GND" H 5400 7300 50  0000 C CNN
F 2 "" H 5400 7450 50  0000 C CNN
F 3 "" H 5400 7450 50  0000 C CNN
	1    5400 7450
	1    0    0    -1  
$EndComp
Wire Wire Line
	5400 7400 5400 7450
$Comp
L C C12
U 1 1 5856E376
P 5750 7250
F 0 "C12" H 5775 7350 50  0000 L CNN
F 1 "100n" H 5775 7150 50  0000 L CNN
F 2 "rik_footprints:0603" H 5788 7100 50  0001 C CNN
F 3 "" H 5750 7250 50  0000 C CNN
	1    5750 7250
	-1   0    0    -1  
$EndComp
$Comp
L GND #PWR034
U 1 1 5856E37C
P 5750 7450
F 0 "#PWR034" H 5750 7200 50  0001 C CNN
F 1 "GND" H 5750 7300 50  0000 C CNN
F 2 "" H 5750 7450 50  0000 C CNN
F 3 "" H 5750 7450 50  0000 C CNN
	1    5750 7450
	1    0    0    -1  
$EndComp
Wire Wire Line
	5750 7400 5750 7450
$Comp
L C C13
U 1 1 5856E383
P 6050 7250
F 0 "C13" H 6075 7350 50  0000 L CNN
F 1 "100n" H 6075 7150 50  0000 L CNN
F 2 "rik_footprints:0603" H 6088 7100 50  0001 C CNN
F 3 "" H 6050 7250 50  0000 C CNN
	1    6050 7250
	-1   0    0    -1  
$EndComp
$Comp
L GND #PWR035
U 1 1 5856E389
P 6050 7450
F 0 "#PWR035" H 6050 7200 50  0001 C CNN
F 1 "GND" H 6050 7300 50  0000 C CNN
F 2 "" H 6050 7450 50  0000 C CNN
F 3 "" H 6050 7450 50  0000 C CNN
	1    6050 7450
	1    0    0    -1  
$EndComp
Wire Wire Line
	6050 7400 6050 7450
Text GLabel 5000 7050 0    60   Input ~ 0
-33V
Text GLabel 6150 7050 2    60   Input ~ 0
+33V
Wire Wire Line
	6150 7050 5750 7050
Wire Wire Line
	5750 7050 5750 7100
Wire Wire Line
	6050 7100 6050 7050
Connection ~ 6050 7050
Wire Wire Line
	5000 7050 5400 7050
Wire Wire Line
	5400 7050 5400 7100
Wire Wire Line
	5100 7100 5100 7050
Connection ~ 5100 7050
Wire Wire Line
	7400 3500 7250 3500
$EndSCHEMATC