EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr USLetter 11000 8500
encoding utf-8
Sheet 1 1
Title "Digital Photoreactor Driver"
Date "2021-01-19"
Rev "1.0.0"
Comp "University of Wisconsin-Madison"
Comment1 "Department of Chemistry"
Comment2 "Gellman Group"
Comment3 "Philip Lampkin"
Comment4 "plampkin@wisc.edu"
$EndDescr
$Comp
L power:+12V #PWR05
U 1 1 5FB443DA
P 3300 5500
F 0 "#PWR05" H 3300 5350 50  0001 C CNN
F 1 "+12V" H 3315 5673 50  0000 C CNN
F 2 "" H 3300 5500 50  0001 C CNN
F 3 "" H 3300 5500 50  0001 C CNN
	1    3300 5500
	0    1    1    0   
$EndComp
$Comp
L Connector:Barrel_Jack J3
U 1 1 5FB80D0D
P 6100 3200
F 0 "J3" H 6157 3525 50  0000 C CNN
F 1 "Barrel_Jack" H 6157 3434 50  0000 C CNN
F 2 "Connector_BarrelJack:BarrelJack_Horizontal" H 6150 3160 50  0001 C CNN
F 3 "~" H 6150 3160 50  0001 C CNN
	1    6100 3200
	1    0    0    -1  
$EndComp
$Comp
L power:+12V #PWR010
U 1 1 5FB85C4F
P 6800 3100
F 0 "#PWR010" H 6800 2950 50  0001 C CNN
F 1 "+12V" V 6815 3228 50  0000 L CNN
F 2 "" H 6800 3100 50  0001 C CNN
F 3 "" H 6800 3100 50  0001 C CNN
	1    6800 3100
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR09
U 1 1 5FBEAC28
P 5550 5100
F 0 "#PWR09" H 5550 4850 50  0001 C CNN
F 1 "GND" V 5555 4927 50  0000 C CNN
F 2 "" H 5550 5100 50  0001 C CNN
F 3 "" H 5550 5100 50  0001 C CNN
	1    5550 5100
	0    1    1    0   
$EndComp
$Comp
L power:PWR_FLAG #FLG01
U 1 1 5FB5E7D6
P 6800 3100
F 0 "#FLG01" H 6800 3175 50  0001 C CNN
F 1 "PWR_FLAG" H 6900 3050 50  0000 C CNN
F 2 "" H 6800 3100 50  0001 C CNN
F 3 "~" H 6800 3100 50  0001 C CNN
	1    6800 3100
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR011
U 1 1 5FB82346
P 6800 3300
F 0 "#PWR011" H 6800 3050 50  0001 C CNN
F 1 "GND" V 6805 3172 50  0000 R CNN
F 2 "" H 6800 3300 50  0001 C CNN
F 3 "" H 6800 3300 50  0001 C CNN
	1    6800 3300
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6400 3300 6800 3300
$Comp
L power:PWR_FLAG #FLG02
U 1 1 5FB9E855
P 6800 3300
F 0 "#FLG02" H 6800 3375 50  0001 C CNN
F 1 "PWR_FLAG" H 6800 3473 50  0000 C CNN
F 2 "" H 6800 3300 50  0001 C CNN
F 3 "~" H 6800 3300 50  0001 C CNN
	1    6800 3300
	-1   0    0    1   
$EndComp
$Comp
L power:+12V #PWR08
U 1 1 5FB6F7D4
P 5550 5200
F 0 "#PWR08" H 5550 5050 50  0001 C CNN
F 1 "+12V" V 5550 5400 50  0000 C CNN
F 2 "" H 5550 5200 50  0001 C CNN
F 3 "" H 5550 5200 50  0001 C CNN
	1    5550 5200
	0    -1   -1   0   
$EndComp
Text Notes 5600 4900 0    50   ~ 0
4-pin fan
$Comp
L power:GND #PWR03
U 1 1 5FB8538E
P 2000 3700
F 0 "#PWR03" 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
	2000 3550 2000 3700
$Comp
L power:+5V #PWR02
U 1 1 5FB8614A
P 2000 2150
F 0 "#PWR02" H 2000 2000 50  0001 C CNN
F 1 "+5V" H 2015 2323 50  0000 C CNN
F 2 "" H 2000 2150 50  0001 C CNN
F 3 "" H 2000 2150 50  0001 C CNN
	1    2000 2150
	1    0    0    -1  
$EndComp
Wire Wire Line
	2000 2150 2000 2350
Text Notes 1900 1900 0    50   ~ 0
ATtiny84
Wire Wire Line
	2600 3150 2800 3150
$Comp
L Device:R R1
U 1 1 5FB960BA
P 2950 3150
F 0 "R1" V 3050 3050 50  0000 C CNN
F 1 "10K" V 3050 3250 50  0000 C CNN
F 2 "Resistor_SMD:R_1206_3216Metric" V 2880 3150 50  0001 C CNN
F 3 "~" H 2950 3150 50  0001 C CNN
	1    2950 3150
	0    1    1    0   
$EndComp
Wire Wire Line
	3100 3150 3350 3150
$Comp
L power:+5V #PWR04
U 1 1 5FB97A9F
P 3350 3150
F 0 "#PWR04" H 3350 3000 50  0001 C CNN
F 1 "+5V" V 3365 3278 50  0000 L CNN
F 2 "" H 3350 3150 50  0001 C CNN
F 3 "" H 3350 3150 50  0001 C CNN
	1    3350 3150
	0    1    1    0   
$EndComp
$Comp
L Connector_Generic:Conn_01x04 J4
U 1 1 5FBC8C0C
P 5300 1750
F 0 "J4" H 5380 1742 50  0000 L CNN
F 1 "Conn_01x04" H 5380 1651 50  0000 L CNN
F 2 "Connector_JST:JST_PH_S4B-PH-K_1x04_P2.00mm_Horizontal" H 5300 1750 50  0001 C CNN
F 3 "~" H 5300 1750 50  0001 C CNN
	1    5300 1750
	1    0    0    -1  
$EndComp
Wire Wire Line
	4550 1650 5100 1650
Wire Wire Line
	5100 1750 4550 1750
Wire Wire Line
	5100 1850 4550 1850
Wire Wire Line
	5100 1950 4550 1950
$Comp
L power:GND #PWR07
U 1 1 5FBCF734
P 4550 1950
F 0 "#PWR07" H 4550 1700 50  0001 C CNN
F 1 "GND" V 4555 1822 50  0000 R CNN
F 2 "" H 4550 1950 50  0001 C CNN
F 3 "" H 4550 1950 50  0001 C CNN
	1    4550 1950
	0    1    1    0   
$EndComp
$Comp
L power:+5V #PWR06
U 1 1 5FBCFCC2
P 4550 1850
F 0 "#PWR06" H 4550 1700 50  0001 C CNN
F 1 "+5V" V 4565 1978 50  0000 L CNN
F 2 "" H 4550 1850 50  0001 C CNN
F 3 "" H 4550 1850 50  0001 C CNN
	1    4550 1850
	0    -1   -1   0   
$EndComp
Text GLabel 4550 1750 0    50   Input ~ 0
SDA
Text GLabel 4550 1650 0    50   Input ~ 0
SCL
Text Notes 4800 1350 0    50   ~ 0
I2C Port 1
Wire Wire Line
	2600 2850 2850 2850
Wire Wire Line
	2600 2650 2850 2650
Text GLabel 2850 2650 2    50   Input ~ 0
SDA
Wire Wire Line
	8350 1300 8550 1300
Wire Wire Line
	8550 1300 8550 1150
Connection ~ 8550 1300
Wire Wire Line
	8550 1300 8750 1300
$Comp
L power:+5V #PWR012
U 1 1 5FC36B87
P 8550 1150
F 0 "#PWR012" H 8550 1000 50  0001 C CNN
F 1 "+5V" H 8565 1323 50  0000 C CNN
F 2 "" H 8550 1150 50  0001 C CNN
F 3 "" H 8550 1150 50  0001 C CNN
	1    8550 1150
	1    0    0    -1  
$EndComp
Text GLabel 8350 1850 3    50   Input ~ 0
SDA
$Comp
L Device:R R2
U 1 1 5FC38333
P 8350 1550
F 0 "R2" H 8420 1596 50  0000 L CNN
F 1 "4.7K" H 8420 1505 50  0000 L CNN
F 2 "Resistor_SMD:R_1206_3216Metric" V 8280 1550 50  0001 C CNN
F 3 "~" H 8350 1550 50  0001 C CNN
	1    8350 1550
	1    0    0    -1  
$EndComp
Wire Wire Line
	8350 1300 8350 1400
Wire Wire Line
	8350 1700 8350 1850
Text Notes 8100 900  0    50   ~ 0
Pullup Resistors for I2C
Text Notes 800  1050 0    157  ~ 31
Microcontroller
Text Notes 800  4550 0    157  ~ 31
LED Driver
Text Notes 4050 1050 0    157  ~ 31
I2C
Text Notes 4050 2800 0    157  ~ 31
Power
Text Notes 4050 4550 0    157  ~ 31
Fan
Text GLabel 5550 5400 0    50   Input ~ 0
PWM_FAN
$Comp
L LDD-1500L:LDD-1500L J1
U 1 1 5FD3EABF
P 1300 5500
F 0 "J1" H 2200 5765 50  0000 C CNN
F 1 "LDD-1500L" H 2200 5674 50  0000 C CNN
F 2 "LDD-1500L:LDD1500L" H 2950 5600 50  0001 L CNN
F 3 "https://componentsearchengine.com/Datasheets/1/LDD-1500L.pdf" H 2950 5500 50  0001 L CNN
F 4 "LED Power Supplies 6-36Vin 2-30V 1500mA Pin DC-DC LED Driver" H 2950 5400 50  0001 L CNN "Description"
F 5 "12.2" H 2950 5300 50  0001 L CNN "Height"
F 6 "Mean Well" H 2950 5200 50  0001 L CNN "Manufacturer_Name"
F 7 "LDD-1500L" H 2950 5100 50  0001 L CNN "Manufacturer_Part_Number"
F 8 "LDD-1500L" H 2950 5000 50  0001 L CNN "Arrow Part Number"
F 9 "https://www.arrow.com/en/products/ldd-1500l/mean-well-enterprises" H 2950 4900 50  0001 L CNN "Arrow Price/Stock"
F 10 "709-LDD-1500L" H 2950 4800 50  0001 L CNN "Mouser Part Number"
F 11 "https://www.mouser.co.uk/ProductDetail/MEAN-WELL/LDD-1500L?qs=JK6Bpmia%2FmsTbFwcpjJldw%3D%3D" H 2950 4700 50  0001 L CNN "Mouser Price/Stock"
	1    1300 5500
	1    0    0    -1  
$EndComp
NoConn ~ 1300 5600
NoConn ~ 1300 5700
NoConn ~ 3100 5800
NoConn ~ 3100 5600
Wire Wire Line
	3100 5700 3300 5700
Text GLabel 3300 5700 2    50   Input ~ 0
PWM_LED
$Comp
L power:GND #PWR01
U 1 1 5FB6D89A
P 1000 5500
F 0 "#PWR01" H 1000 5250 50  0001 C CNN
F 1 "GND" H 1005 5327 50  0000 C CNN
F 2 "" H 1000 5500 50  0001 C CNN
F 3 "" H 1000 5500 50  0001 C CNN
	1    1000 5500
	0    1    1    0   
$EndComp
Wire Wire Line
	3100 5500 3300 5500
Wire Wire Line
	1000 5500 1300 5500
Text Notes 2350 6450 0    50   ~ 0
LED +
Text Notes 1850 6450 0    50   ~ 0
LED -
$Comp
L Connector_Generic:Conn_01x02 J2
U 1 1 5FB5EC11
P 2250 6400
F 0 "J2" V 2350 6300 50  0000 L CNN
F 1 "Conn_01x02" V 2450 6150 50  0000 L CNN
F 2 "Connector_PinSocket_2.54mm:PinSocket_1x02_P2.54mm_Vertical" H 2250 6400 50  0001 C CNN
F 3 "~" H 2250 6400 50  0001 C CNN
	1    2250 6400
	0    1    1    0   
$EndComp
Wire Wire Line
	1300 5800 1300 6200
Wire Wire Line
	3100 6200 3100 5900
Wire Wire Line
	1300 6200 2150 6200
Wire Wire Line
	2250 6200 3100 6200
Wire Wire Line
	6400 3100 6800 3100
Connection ~ 6800 3100
Connection ~ 6800 3300
$Comp
L MCU_Microchip_ATtiny:ATtiny85-20PU U1
U 1 1 5FDCDD75
P 2000 2950
F 0 "U1" H 1471 2996 50  0000 R CNN
F 1 "ATtiny85-20PU" H 1471 2905 50  0000 R CNN
F 2 "Package_DIP:DIP-8_W7.62mm_Socket" H 2000 2950 50  0001 C CIN
F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/atmel-2586-avr-8-bit-microcontroller-attiny25-attiny45-attiny85_datasheet.pdf" H 2000 2950 50  0001 C CNN
	1    2000 2950
	1    0    0    -1  
$EndComp
Text GLabel 2850 2850 2    50   Input ~ 0
SCL
Wire Wire Line
	2600 2750 2850 2750
Text GLabel 2850 2750 2    50   Input ~ 0
PWM_FAN
Wire Wire Line
	2600 3050 2850 3050
Text GLabel 2850 3050 2    50   Input ~ 0
PWM_LED
$Comp
L Connector_Generic:Conn_01x04 J5
U 1 1 5FDF07F8
P 6050 5200
F 0 "J5" H 6130 5192 50  0000 L CNN
F 1 "Conn_01x04" H 6130 5101 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical" H 6050 5200 50  0001 C CNN
F 3 "~" H 6050 5200 50  0001 C CNN
	1    6050 5200
	1    0    0    -1  
$EndComp
Wire Wire Line
	5850 5400 5550 5400
Wire Wire Line
	5850 5100 5550 5100
Wire Wire Line
	5550 5200 5850 5200
NoConn ~ 5850 5300
$Comp
L Connector_Generic:Conn_01x04 J7
U 1 1 5FE1AA2F
P 7050 1750
F 0 "J7" H 7130 1742 50  0000 L CNN
F 1 "Conn_01x04" H 7130 1651 50  0000 L CNN
F 2 "Connector_JST:JST_PH_S4B-PH-K_1x04_P2.00mm_Horizontal" H 7050 1750 50  0001 C CNN
F 3 "~" H 7050 1750 50  0001 C CNN
	1    7050 1750
	1    0    0    -1  
$EndComp
Wire Wire Line
	6300 1650 6850 1650
Wire Wire Line
	6850 1750 6300 1750
Wire Wire Line
	6850 1850 6300 1850
Wire Wire Line
	6850 1950 6300 1950
$Comp
L power:GND #PWR016
U 1 1 5FE1AA39
P 6300 1950
F 0 "#PWR016" H 6300 1700 50  0001 C CNN
F 1 "GND" V 6305 1822 50  0000 R CNN
F 2 "" H 6300 1950 50  0001 C CNN
F 3 "" H 6300 1950 50  0001 C CNN
	1    6300 1950
	0    1    1    0   
$EndComp
$Comp
L power:+5V #PWR015
U 1 1 5FE1AA3F
P 6300 1850
F 0 "#PWR015" H 6300 1700 50  0001 C CNN
F 1 "+5V" V 6315 1978 50  0000 L CNN
F 2 "" H 6300 1850 50  0001 C CNN
F 3 "" H 6300 1850 50  0001 C CNN
	1    6300 1850
	0    -1   -1   0   
$EndComp
Text GLabel 6300 1750 0    50   Input ~ 0
SDA
Text GLabel 6300 1650 0    50   Input ~ 0
SCL
Text Notes 6550 1350 0    50   ~ 0
I2C Port 2
$Comp
L Connector:Barrel_Jack J6
U 1 1 5FE1EB67
P 8400 3200
F 0 "J6" H 8457 3525 50  0000 C CNN
F 1 "Barrel_Jack" H 8457 3434 50  0000 C CNN
F 2 "Connector_BarrelJack:BarrelJack_Horizontal" H 8450 3160 50  0001 C CNN
F 3 "~" H 8450 3160 50  0001 C CNN
	1    8400 3200
	1    0    0    -1  
$EndComp
$Comp
L power:+12V #PWR017
U 1 1 5FE1EB6D
P 9100 3100
F 0 "#PWR017" H 9100 2950 50  0001 C CNN
F 1 "+12V" V 9115 3228 50  0000 L CNN
F 2 "" H 9100 3100 50  0001 C CNN
F 3 "" H 9100 3100 50  0001 C CNN
	1    9100 3100
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR018
U 1 1 5FE1EB79
P 9100 3300
F 0 "#PWR018" H 9100 3050 50  0001 C CNN
F 1 "GND" V 9105 3172 50  0000 R CNN
F 2 "" H 9100 3300 50  0001 C CNN
F 3 "" H 9100 3300 50  0001 C CNN
	1    9100 3300
	0    -1   -1   0   
$EndComp
Wire Wire Line
	8700 3300 9100 3300
Wire Wire Line
	8700 3100 9100 3100
Wire Wire Line
	2600 2950 2850 2950
Text GLabel 2850 2950 2    50   Input ~ 0
INDICATOR
Text Notes 4050 6050 0    157  ~ 31
Indicator LED
$Comp
L Device:R R4
U 1 1 5FEBED5D
P 4500 6550
F 0 "R4" H 4570 6596 50  0000 L CNN
F 1 "470" H 4570 6505 50  0000 L CNN
F 2 "Resistor_SMD:R_1206_3216Metric" V 4430 6550 50  0001 C CNN
F 3 "~" H 4500 6550 50  0001 C CNN
	1    4500 6550
	-1   0    0    1   
$EndComp
$Comp
L Device:LED D1
U 1 1 5FEC213F
P 4800 6900
F 0 "D1" H 4793 6645 50  0000 C CNN
F 1 "LED" H 4793 6736 50  0000 C CNN
F 2 "LED_SMD:LED_1206_3216Metric" H 4800 6900 50  0001 C CNN
F 3 "~" H 4800 6900 50  0001 C CNN
	1    4800 6900
	-1   0    0    1   
$EndComp
Wire Wire Line
	4500 6900 4650 6900
Text GLabel 4650 6300 2    50   Input ~ 0
INDICATOR
Wire Wire Line
	4950 6900 5100 6900
$Comp
L power:GND #PWR019
U 1 1 5FEC69E5
P 5100 6900
F 0 "#PWR019" H 5100 6650 50  0001 C CNN
F 1 "GND" V 5105 6772 50  0000 R CNN
F 2 "" H 5100 6900 50  0001 C CNN
F 3 "" H 5100 6900 50  0001 C CNN
	1    5100 6900
	0    -1   -1   0   
$EndComp
Wire Notes Line
	750  750  3750 750 
Wire Notes Line
	3750 750  3750 4000
Wire Notes Line
	3750 4000 750  4000
Wire Notes Line
	750  4000 750  750 
Wire Notes Line
	750  4250 3750 4250
Wire Notes Line
	3750 4250 3750 7250
Wire Notes Line
	3750 7250 750  7250
Wire Notes Line
	750  7250 750  4250
Wire Notes Line
	4000 750  10250 750 
Wire Notes Line
	10250 750  10250 2250
Wire Notes Line
	10250 2250 4000 2250
Wire Notes Line
	4000 2250 4000 750 
Wire Wire Line
	8750 1700 8750 1850
Wire Wire Line
	8750 1300 8750 1400
$Comp
L Device:R R3
U 1 1 5FC37DBD
P 8750 1550
F 0 "R3" H 8820 1596 50  0000 L CNN
F 1 "4.7K" H 8820 1505 50  0000 L CNN
F 2 "Resistor_SMD:R_1206_3216Metric" V 8680 1550 50  0001 C CNN
F 3 "~" H 8750 1550 50  0001 C CNN
	1    8750 1550
	1    0    0    -1  
$EndComp
Text GLabel 8750 1850 3    50   Input ~ 0
SCL
Wire Notes Line
	4000 4000 4000 2500
Wire Notes Line
	4000 4000 10250 4000
Wire Notes Line
	10250 4000 10250 2500
Wire Notes Line
	10250 2500 4000 2500
Wire Notes Line
	4000 4250 4000 5500
Wire Notes Line
	4000 5500 6750 5500
Wire Notes Line
	6750 5500 6750 4250
Wire Notes Line
	6750 4250 4000 4250
Wire Notes Line
	4000 7250 6000 7250
Wire Notes Line
	6000 7250 6000 5750
Wire Notes Line
	6000 5750 4000 5750
Wire Notes Line
	4000 5750 4000 7250
Wire Wire Line
	4500 6700 4500 6900
Wire Wire Line
	4650 6300 4500 6300
Wire Wire Line
	4500 6300 4500 6400
Wire Wire Line
	5200 2850 5200 3050
Wire Wire Line
	5200 3350 5200 3600
$Comp
L power:+5V #PWR013
U 1 1 5FCF9944
P 5200 2850
F 0 "#PWR013" H 5200 2700 50  0001 C CNN
F 1 "+5V" H 5215 3023 50  0000 C CNN
F 2 "" H 5200 2850 50  0001 C CNN
F 3 "" H 5200 2850 50  0001 C CNN
	1    5200 2850
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR014
U 1 1 5FCFA699
P 5200 3600
F 0 "#PWR014" H 5200 3350 50  0001 C CNN
F 1 "GND" H 5205 3427 50  0000 C CNN
F 2 "" H 5200 3600 50  0001 C CNN
F 3 "" H 5200 3600 50  0001 C CNN
	1    5200 3600
	1    0    0    -1  
$EndComp
$Comp
L Device:C C1
U 1 1 5FCFAC53
P 5200 3200
F 0 "C1" H 5315 3246 50  0000 L CNN
F 1 "0.1uF" H 5315 3155 50  0000 L CNN
F 2 "Capacitor_SMD:C_1206_3216Metric" H 5238 3050 50  0001 C CNN
F 3 "~" H 5200 3200 50  0001 C CNN
	1    5200 3200
	1    0    0    -1  
$EndComp
$EndSCHEMATC