EESchema Schematic File Version 2
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:special
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:rv3029c2
LIBS:crystalosc
LIBS:moistcontrol-cache
EELAYER 27 0
EELAYER END
$Descr A3 16535 11693
encoding utf-8
Sheet 1 2
Title "moistcontrol - lower board"
Date "29 nov 2014"
Rev "1.0"
Comp "Michael Buesch <m@bues.ch>"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
Text GLabel 5000 1850 2    60   Input ~ 0
GND
$Comp
L C C1
U 1 1 514B7F87
P 4650 1850
F 0 "C1" H 4700 1950 50  0000 L CNN
F 1 "100nF" H 4700 1750 50  0000 L CNN
F 2 "" H 4650 1850 60  0001 C CNN
F 3 "" H 4650 1850 60  0001 C CNN
	1    4650 1850
	0    -1   -1   0   
$EndComp
Text GLabel 9850 7800 1    60   Input ~ 0
GND
$Comp
L C C12
U 1 1 514B7F2F
P 9850 8100
F 0 "C12" H 9900 8200 50  0000 L CNN
F 1 "100nF" H 9900 8000 50  0000 L CNN
F 2 "" H 9850 8100 60  0001 C CNN
F 3 "" H 9850 8100 60  0001 C CNN
	1    9850 8100
	1    0    0    -1  
$EndComp
Text GLabel 14250 6450 1    60   Input ~ 0
GND
Text GLabel 14250 7350 3    60   Input ~ 0
+5V
$Comp
L C C11
U 1 1 514B66FC
P 14250 6900
F 0 "C11" H 14300 7000 50  0000 L CNN
F 1 "470µF" H 14300 6800 50  0000 L CNN
F 2 "" H 14250 6900 60  0001 C CNN
F 3 "" H 14250 6900 60  0001 C CNN
	1    14250 6900
	-1   0    0    1   
$EndComp
NoConn ~ 2800 3100
NoConn ~ 2800 2500
$Comp
L C C3
U 1 1 514B3F26
P 2350 3000
F 0 "C3" H 2400 3100 50  0000 L CNN
F 1 "100nF" H 2400 2900 50  0000 L CNN
F 2 "" H 2350 3000 60  0001 C CNN
F 3 "" H 2350 3000 60  0001 C CNN
	1    2350 3000
	1    0    0    -1  
$EndComp
Text GLabel 1950 3500 3    60   Input ~ 0
+5V
$Comp
L INDUCTOR L1
U 1 1 514B3E93
P 1950 3000
F 0 "L1" V 1900 3000 40  0000 C CNN
F 1 "10µH" V 2050 3000 40  0000 C CNN
F 2 "" H 1950 3000 60  0001 C CNN
F 3 "" H 1950 3000 60  0001 C CNN
	1    1950 3000
	1    0    0    -1  
$EndComp
$Comp
L C C2
U 1 1 514B3D4E
P 2150 1900
F 0 "C2" H 2200 2000 50  0000 L CNN
F 1 "47pF" H 2200 1800 50  0000 L CNN
F 2 "" H 2150 1900 60  0001 C CNN
F 3 "" H 2150 1900 60  0001 C CNN
	1    2150 1900
	1    0    0    -1  
$EndComp
$Comp
L R R1
U 1 1 514B3CBD
P 3050 1700
F 0 "R1" V 3130 1700 50  0000 C CNN
F 1 "10k" V 3050 1700 50  0000 C CNN
F 2 "" H 3050 1700 60  0001 C CNN
F 3 "" H 3050 1700 60  0001 C CNN
	1    3050 1700
	0    -1   -1   0   
$EndComp
Text GLabel 7300 1300 2    60   Input ~ 0
+5V
Text GLabel 7300 1500 2    60   Input ~ 0
GND
$Comp
L CONN_3X2 P1
U 1 1 514B301F
P 6800 1450
F 0 "P1" H 6800 1700 50  0000 C CNN
F 1 "ISP" V 6800 1500 40  0000 C CNN
F 2 "" H 6800 1450 60  0001 C CNN
F 3 "" H 6800 1450 60  0001 C CNN
	1    6800 1450
	1    0    0    -1  
$EndComp
Text Label 13550 3150 1    60   ~ 0
Probe 5
Text Label 12950 3150 1    60   ~ 0
Probe 4
Text Label 12350 3150 1    60   ~ 0
Probe 3
Text Label 11750 3150 1    60   ~ 0
Probe 2
Text Label 11150 3150 1    60   ~ 0
Probe 1
Text Label 10550 3150 1    60   ~ 0
Probe 0
Text GLabel 3850 1700 2    60   Input ~ 0
+5V
Text GLabel 3700 4900 3    60   Input ~ 0
GND
$Comp
L ATMEGA8-P IC1
U 1 1 5149CCE6
P 3700 3300
F 0 "IC1" H 3000 4550 50  0000 L BNN
F 1 "ATMEGA8-A" H 4050 1900 50  0000 L BNN
F 2 "DIL28" H 3100 1950 50  0001 C CNN
F 3 "" H 3700 3300 60  0001 C CNN
	1    3700 3300
	1    0    0    -1  
$EndComp
$Comp
L RV-3029-C2 U1
U 1 1 521DEACB
P 10650 8750
F 0 "U1" H 10650 9350 60  0000 C CNN
F 1 "RV-3029-C2" H 10650 8150 60  0000 C CNN
F 2 "~" H 10650 8300 60  0000 C CNN
F 3 "~" H 10650 8300 60  0000 C CNN
	1    10650 8750
	1    0    0    -1  
$EndComp
Text GLabel 9700 8450 0    60   Input ~ 0
+5V
NoConn ~ 10000 8600
NoConn ~ 11300 8600
NoConn ~ 10000 8750
NoConn ~ 11300 8450
NoConn ~ 11300 8900
Text GLabel 11550 9050 2    60   Input ~ 0
GND
$Comp
L R R5
U 1 1 521DFEFC
P 7450 9550
F 0 "R5" V 7530 9550 40  0000 C CNN
F 1 "10k" V 7457 9551 40  0000 C CNN
F 2 "~" V 7380 9550 30  0000 C CNN
F 3 "~" H 7450 9550 30  0000 C CNN
	1    7450 9550
	1    0    0    -1  
$EndComp
$Comp
L R R4
U 1 1 521DFF23
P 7150 9550
F 0 "R4" V 7230 9550 40  0000 C CNN
F 1 "10k" V 7157 9551 40  0000 C CNN
F 2 "~" V 7080 9550 30  0000 C CNN
F 3 "~" H 7150 9550 30  0000 C CNN
	1    7150 9550
	1    0    0    -1  
$EndComp
Text GLabel 7300 10000 3    60   Input ~ 0
+5V
$Comp
L C C9
U 1 1 521E19B6
P 13250 3650
F 0 "C9" H 13250 3750 40  0000 L CNN
F 1 "100nF" H 13256 3565 40  0000 L CNN
F 2 "~" H 13288 3500 30  0000 C CNN
F 3 "~" H 13250 3650 60  0000 C CNN
	1    13250 3650
	1    0    0    -1  
$EndComp
Text GLabel 12700 8750 2    60   Input ~ 0
GND
$Comp
L C C10
U 1 1 521E4B4E
P 13100 5000
F 0 "C10" H 13100 5100 40  0000 L CNN
F 1 "100nF" H 13106 4915 40  0000 L CNN
F 2 "~" H 13138 4850 30  0000 C CNN
F 3 "~" H 13100 5000 60  0000 C CNN
	1    13100 5000
	1    0    0    -1  
$EndComp
NoConn ~ 4700 3800
NoConn ~ 4700 3100
NoConn ~ 4700 3000
$Comp
L CRYSTALOSC X1
U 1 1 5224D273
P 2150 4850
F 0 "X1" H 2150 4550 60  0000 C CNN
F 1 "16 MHz" H 2150 4850 60  0000 C CNN
F 2 "" H 2150 4850 60  0000 C CNN
F 3 "" H 2150 4850 60  0000 C CNN
	1    2150 4850
	0    -1   -1   0   
$EndComp
Text GLabel 2250 3500 3    60   Input ~ 0
GND
Text GLabel 2250 4200 1    60   Input ~ 0
GND
Text GLabel 2050 5500 3    60   Input ~ 0
+5V
Wire Wire Line
	3300 1700 3850 1700
Connection ~ 3700 1700
Wire Wire Line
	9850 7800 9850 7900
Wire Wire Line
	14250 6700 14250 6450
Wire Wire Line
	4700 2200 13550 2200
Wire Wire Line
	2150 3400 2350 3400
Wire Wire Line
	1950 3500 1950 3300
Wire Wire Line
	2150 2600 2800 2600
Connection ~ 2650 1700
Wire Wire Line
	2650 1500 6400 1500
Wire Wire Line
	2650 1500 2650 2200
Wire Wire Line
	5700 1300 5700 2600
Wire Wire Line
	5700 1300 6400 1300
Wire Wire Line
	7800 1400 7200 1400
Wire Wire Line
	7200 1300 7300 1300
Wire Wire Line
	3700 4800 3700 4900
Wire Wire Line
	7200 1500 7300 1500
Wire Wire Line
	6400 1400 5800 1400
Wire Wire Line
	5800 1400 5800 2700
Wire Wire Line
	2650 2200 2800 2200
Wire Wire Line
	2150 1700 2800 1700
Connection ~ 2150 2600
Wire Wire Line
	3700 1700 3700 1900
Connection ~ 2350 2400
Wire Wire Line
	14250 7350 14250 7100
Wire Wire Line
	5000 1850 4850 1850
Wire Wire Line
	3700 1850 4450 1850
Connection ~ 3700 1850
Wire Wire Line
	9700 8450 10000 8450
Wire Wire Line
	9850 8300 9850 8450
Connection ~ 9850 8450
Wire Wire Line
	11300 9050 11550 9050
Wire Wire Line
	7450 9900 7450 9800
Wire Wire Line
	7150 9900 7450 9900
Wire Wire Line
	7150 9900 7150 9800
Wire Wire Line
	7300 9900 7300 10000
Connection ~ 7300 9900
Connection ~ 13550 4700
Wire Wire Line
	13250 3250 13250 3450
Wire Wire Line
	13250 3250 13550 3250
Connection ~ 13550 3250
Wire Wire Line
	7750 4250 13550 4250
Connection ~ 13550 4250
Connection ~ 12950 4250
Connection ~ 12350 4250
Connection ~ 11750 4250
Connection ~ 11150 4250
Wire Wire Line
	4700 2300 12950 2300
Wire Wire Line
	4700 2400 12350 2400
Wire Wire Line
	5700 2600 4700 2600
Wire Wire Line
	5800 2700 4700 2700
Wire Wire Line
	7750 4250 7750 2900
Wire Wire Line
	7750 2900 4700 2900
Connection ~ 10550 4250
Wire Wire Line
	12500 8750 12700 8750
Wire Wire Line
	4700 3200 7600 3200
Wire Wire Line
	12350 4400 12350 5300
Wire Wire Line
	13550 5300 13550 5250
Wire Wire Line
	12350 5300 13550 5300
Wire Wire Line
	13100 4700 13700 4700
Wire Wire Line
	2250 3500 2250 3400
Connection ~ 2250 3400
Wire Wire Line
	2700 2900 2800 2900
Text Notes 11150 4550 0    60   ~ 0
sensor supply "B"
Text Notes 11150 2150 0    60   ~ 0
sensor supply "A"
$Comp
L CONN_1 P7
U 1 1 5229C040
P 13550 3450
F 0 "P7" H 13630 3450 40  0000 L CNN
F 1 "CONN_1" H 13550 3505 30  0001 C CNN
F 2 "~" H 13550 3450 60  0000 C CNN
F 3 "~" H 13550 3450 60  0000 C CNN
	1    13550 3450
	0    1    1    0   
$EndComp
$Comp
L CONN_1 P13
U 1 1 5229C073
P 13550 3850
F 0 "P13" H 13630 3850 40  0000 L CNN
F 1 "CONN_1" H 13550 3905 30  0001 C CNN
F 2 "~" H 13550 3850 60  0000 C CNN
F 3 "~" H 13550 3850 60  0000 C CNN
	1    13550 3850
	0    -1   -1   0   
$EndComp
Wire Wire Line
	11500 8750 11300 8750
$Comp
L R R3
U 1 1 525D8577
P 11750 8750
F 0 "R3" V 11830 8750 40  0000 C CNN
F 1 "100" V 11757 8751 40  0000 C CNN
F 2 "~" V 11680 8750 30  0000 C CNN
F 3 "~" H 11750 8750 30  0000 C CNN
	1    11750 8750
	0    -1   -1   0   
$EndComp
$Comp
L C C16
U 1 1 525D85B6
P 12300 8750
F 0 "C16" H 12300 8850 40  0000 L CNN
F 1 "1F / 5.5V" H 12306 8665 40  0000 L CNN
F 2 "~" H 12338 8600 30  0000 C CNN
F 3 "~" H 12300 8750 60  0000 C CNN
	1    12300 8750
	0    -1   -1   0   
$EndComp
Wire Wire Line
	12000 8750 12100 8750
$Comp
L ZENER D2
U 1 1 525D8AC4
P 12300 9050
F 0 "D2" H 12300 9150 50  0000 C CNN
F 1 "5.1V" H 12300 8950 40  0000 C CNN
F 2 "~" H 12300 9050 60  0000 C CNN
F 3 "~" H 12300 9050 60  0000 C CNN
	1    12300 9050
	-1   0    0    1   
$EndComp
Wire Wire Line
	12100 9050 12050 9050
Wire Wire Line
	12050 9050 12050 8750
Connection ~ 12050 8750
Wire Wire Line
	12500 9050 12550 9050
Wire Wire Line
	12550 9050 12550 8750
Connection ~ 12550 8750
$Comp
L POT RV1
U 1 1 525EB2DC
P 13550 5000
F 0 "RV1" H 13550 4900 50  0000 C CNN
F 1 "50k" H 13550 5000 50  0000 C CNN
F 2 "~" H 13550 5000 60  0000 C CNN
F 3 "~" H 13550 5000 60  0000 C CNN
	1    13550 5000
	0    1    1    0   
$EndComp
Wire Wire Line
	13700 4700 13700 5000
Wire Wire Line
	13100 4700 13100 4800
Wire Wire Line
	13100 5200 13100 5300
Connection ~ 13100 5300
Wire Wire Line
	13250 3850 13250 4050
Wire Wire Line
	13250 4050 13550 4050
Wire Wire Line
	13550 4000 13550 4750
Connection ~ 13550 4050
Wire Wire Line
	13550 2200 13550 3300
$Comp
L C C8
U 1 1 525EC2BD
P 12650 3650
F 0 "C8" H 12650 3750 40  0000 L CNN
F 1 "100nF" H 12656 3565 40  0000 L CNN
F 2 "~" H 12688 3500 30  0000 C CNN
F 3 "~" H 12650 3650 60  0000 C CNN
	1    12650 3650
	1    0    0    -1  
$EndComp
Wire Wire Line
	12650 3250 12650 3450
Wire Wire Line
	12650 3250 12950 3250
Connection ~ 12950 3250
$Comp
L CONN_1 P6
U 1 1 525EC2C6
P 12950 3450
F 0 "P6" H 13030 3450 40  0000 L CNN
F 1 "CONN_1" H 12950 3505 30  0001 C CNN
F 2 "~" H 12950 3450 60  0000 C CNN
F 3 "~" H 12950 3450 60  0000 C CNN
	1    12950 3450
	0    1    1    0   
$EndComp
$Comp
L CONN_1 P12
U 1 1 525EC2CC
P 12950 3850
F 0 "P12" H 13030 3850 40  0000 L CNN
F 1 "CONN_1" H 12950 3905 30  0001 C CNN
F 2 "~" H 12950 3850 60  0000 C CNN
F 3 "~" H 12950 3850 60  0000 C CNN
	1    12950 3850
	0    -1   -1   0   
$EndComp
Wire Wire Line
	12650 3850 12650 4050
Wire Wire Line
	12650 4050 12950 4050
Wire Wire Line
	12950 4000 12950 4250
Connection ~ 12950 4050
$Comp
L C C7
U 1 1 525EC367
P 12050 3650
F 0 "C7" H 12050 3750 40  0000 L CNN
F 1 "100nF" H 12056 3565 40  0000 L CNN
F 2 "~" H 12088 3500 30  0000 C CNN
F 3 "~" H 12050 3650 60  0000 C CNN
	1    12050 3650
	1    0    0    -1  
$EndComp
Wire Wire Line
	12050 3250 12050 3450
Wire Wire Line
	12050 3250 12350 3250
Connection ~ 12350 3250
$Comp
L CONN_1 P5
U 1 1 525EC370
P 12350 3450
F 0 "P5" H 12430 3450 40  0000 L CNN
F 1 "CONN_1" H 12350 3505 30  0001 C CNN
F 2 "~" H 12350 3450 60  0000 C CNN
F 3 "~" H 12350 3450 60  0000 C CNN
	1    12350 3450
	0    1    1    0   
$EndComp
$Comp
L CONN_1 P11
U 1 1 525EC376
P 12350 3850
F 0 "P11" H 12430 3850 40  0000 L CNN
F 1 "CONN_1" H 12350 3905 30  0001 C CNN
F 2 "~" H 12350 3850 60  0000 C CNN
F 3 "~" H 12350 3850 60  0000 C CNN
	1    12350 3850
	0    -1   -1   0   
$EndComp
Wire Wire Line
	12050 3850 12050 4050
Wire Wire Line
	12050 4050 12350 4050
Wire Wire Line
	12350 4000 12350 4250
Connection ~ 12350 4050
$Comp
L C C6
U 1 1 525EC398
P 11450 3650
F 0 "C6" H 11450 3750 40  0000 L CNN
F 1 "100nF" H 11456 3565 40  0000 L CNN
F 2 "~" H 11488 3500 30  0000 C CNN
F 3 "~" H 11450 3650 60  0000 C CNN
	1    11450 3650
	1    0    0    -1  
$EndComp
Wire Wire Line
	11450 3250 11450 3450
Wire Wire Line
	11450 3250 11750 3250
Connection ~ 11750 3250
$Comp
L CONN_1 P4
U 1 1 525EC3A1
P 11750 3450
F 0 "P4" H 11830 3450 40  0000 L CNN
F 1 "CONN_1" H 11750 3505 30  0001 C CNN
F 2 "~" H 11750 3450 60  0000 C CNN
F 3 "~" H 11750 3450 60  0000 C CNN
	1    11750 3450
	0    1    1    0   
$EndComp
$Comp
L CONN_1 P10
U 1 1 525EC3A7
P 11750 3850
F 0 "P10" H 11830 3850 40  0000 L CNN
F 1 "CONN_1" H 11750 3905 30  0001 C CNN
F 2 "~" H 11750 3850 60  0000 C CNN
F 3 "~" H 11750 3850 60  0000 C CNN
	1    11750 3850
	0    -1   -1   0   
$EndComp
Wire Wire Line
	11450 3850 11450 4050
Wire Wire Line
	11450 4050 11750 4050
Wire Wire Line
	11750 4000 11750 4250
Connection ~ 11750 4050
$Comp
L C C5
U 1 1 525EC3E1
P 10850 3650
F 0 "C5" H 10850 3750 40  0000 L CNN
F 1 "100nF" H 10856 3565 40  0000 L CNN
F 2 "~" H 10888 3500 30  0000 C CNN
F 3 "~" H 10850 3650 60  0000 C CNN
	1    10850 3650
	1    0    0    -1  
$EndComp
Wire Wire Line
	10850 3250 10850 3450
Wire Wire Line
	10850 3250 11150 3250
Connection ~ 11150 3250
$Comp
L CONN_1 P3
U 1 1 525EC3EA
P 11150 3450
F 0 "P3" H 11230 3450 40  0000 L CNN
F 1 "CONN_1" H 11150 3505 30  0001 C CNN
F 2 "~" H 11150 3450 60  0000 C CNN
F 3 "~" H 11150 3450 60  0000 C CNN
	1    11150 3450
	0    1    1    0   
$EndComp
$Comp
L CONN_1 P9
U 1 1 525EC3F0
P 11150 3850
F 0 "P9" H 11230 3850 40  0000 L CNN
F 1 "CONN_1" H 11150 3905 30  0001 C CNN
F 2 "~" H 11150 3850 60  0000 C CNN
F 3 "~" H 11150 3850 60  0000 C CNN
	1    11150 3850
	0    -1   -1   0   
$EndComp
Wire Wire Line
	10850 3850 10850 4050
Wire Wire Line
	10850 4050 11150 4050
Wire Wire Line
	11150 4000 11150 4250
Connection ~ 11150 4050
$Comp
L C C4
U 1 1 525EC412
P 10250 3650
F 0 "C4" H 10250 3750 40  0000 L CNN
F 1 "100nF" H 10256 3565 40  0000 L CNN
F 2 "~" H 10288 3500 30  0000 C CNN
F 3 "~" H 10250 3650 60  0000 C CNN
	1    10250 3650
	1    0    0    -1  
$EndComp
Wire Wire Line
	10250 3250 10250 3450
Wire Wire Line
	10250 3250 10550 3250
Connection ~ 10550 3250
$Comp
L CONN_1 P2
U 1 1 525EC41B
P 10550 3450
F 0 "P2" H 10630 3450 40  0000 L CNN
F 1 "CONN_1" H 10550 3505 30  0001 C CNN
F 2 "~" H 10550 3450 60  0000 C CNN
F 3 "~" H 10550 3450 60  0000 C CNN
	1    10550 3450
	0    1    1    0   
$EndComp
$Comp
L CONN_1 P8
U 1 1 525EC421
P 10550 3850
F 0 "P8" H 10630 3850 40  0000 L CNN
F 1 "CONN_1" H 10550 3905 30  0001 C CNN
F 2 "~" H 10550 3850 60  0000 C CNN
F 3 "~" H 10550 3850 60  0000 C CNN
	1    10550 3850
	0    -1   -1   0   
$EndComp
Wire Wire Line
	10250 3850 10250 4050
Wire Wire Line
	10250 4050 10550 4050
Wire Wire Line
	10550 4000 10550 4250
Connection ~ 10550 4050
Wire Wire Line
	10550 2700 10550 3300
Wire Wire Line
	11150 2600 11150 3300
Wire Wire Line
	11750 2500 11750 3300
Wire Wire Line
	12350 2400 12350 3300
Wire Wire Line
	12950 2300 12950 3300
Wire Wire Line
	2350 2400 2350 2800
Wire Wire Line
	2350 3400 2350 3200
Wire Wire Line
	2150 2100 2150 3400
Wire Wire Line
	3750 9300 5100 9300
Wire Wire Line
	3750 8200 4600 8200
Connection ~ 4400 8800
Wire Wire Line
	4400 8600 4400 9100
Text Label 4700 9500 0    60   ~ 0
H-TxD
Text Label 4700 9300 0    60   ~ 0
H-RxD
NoConn ~ 3750 9600
NoConn ~ 3750 9400
NoConn ~ 2150 9600
NoConn ~ 2150 9400
Text GLabel 4600 8200 2    60   Input ~ 0
+5V
Text GLabel 4600 8600 2    60   Input ~ 0
GND
$Comp
L C C15
U 1 1 525FDC24
P 4050 8600
F 0 "C15" H 4100 8700 50  0000 L CNN
F 1 "1µF" H 4100 8500 50  0000 L CNN
F 2 "" H 4050 8600 60  0001 C CNN
F 3 "" H 4050 8600 60  0001 C CNN
	1    4050 8600
	0    -1   -1   0   
$EndComp
$Comp
L C C18
U 1 1 525FDC2A
P 4050 9100
F 0 "C18" H 4100 9200 50  0000 L CNN
F 1 "1µF" H 4100 9000 50  0000 L CNN
F 2 "" H 4050 9100 60  0001 C CNN
F 3 "" H 4050 9100 60  0001 C CNN
	1    4050 9100
	0    -1   -1   0   
$EndComp
$Comp
L C C17
U 1 1 525FDC30
P 1900 8900
F 0 "C17" H 1950 9000 50  0000 L CNN
F 1 "1µF" H 1950 8800 50  0000 L CNN
F 2 "" H 1900 8900 60  0001 C CNN
F 3 "" H 1900 8900 60  0001 C CNN
	1    1900 8900
	1    0    0    -1  
$EndComp
$Comp
L C C13
U 1 1 525FDC36
P 1900 8400
F 0 "C13" H 1950 8500 50  0000 L CNN
F 1 "1µF" H 1950 8300 50  0000 L CNN
F 2 "" H 1900 8400 60  0001 C CNN
F 3 "" H 1900 8400 60  0001 C CNN
	1    1900 8400
	1    0    0    -1  
$EndComp
$Comp
L MAX232 U2
U 1 1 525FDC3C
P 2950 8900
F 0 "U2" H 2950 9750 70  0000 C CNN
F 1 "MAX3232" H 2950 8050 70  0000 C CNN
F 2 "" H 2950 8900 60  0001 C CNN
F 3 "" H 2950 8900 60  0001 C CNN
	1    2950 8900
	1    0    0    -1  
$EndComp
Wire Wire Line
	3750 9500 5100 9500
Wire Wire Line
	4250 8600 4600 8600
Connection ~ 4400 8600
Wire Wire Line
	1900 8200 2150 8200
Wire Wire Line
	1900 8600 2150 8600
Wire Wire Line
	1900 8700 2150 8700
Wire Wire Line
	1900 9100 2150 9100
Wire Bus Line
	5100 3700 5100 7800
Wire Bus Line
	5100 7800 1650 7800
Wire Bus Line
	1650 7800 1650 9400
Entry Wire Line
	1650 9400 1750 9500
Entry Wire Line
	1650 9200 1750 9300
Wire Wire Line
	1750 9300 2150 9300
Wire Wire Line
	1750 9500 2150 9500
Text Label 1850 9300 0    60   ~ 0
TxD
Text Label 1850 9500 0    60   ~ 0
RxD
Entry Wire Line
	5000 3600 5100 3700
Entry Wire Line
	5000 3700 5100 3800
Wire Wire Line
	4700 3600 5000 3600
Wire Wire Line
	5000 3700 4700 3700
Text Label 4800 3600 0    43   ~ 0
RxD
Text Label 4800 3700 0    43   ~ 0
TxD
Wire Wire Line
	4700 3300 5400 3300
Wire Wire Line
	4700 3400 5400 3400
Text Label 4800 3300 0    43   ~ 0
SDA
Text Label 4800 3400 0    43   ~ 0
SCL
Entry Wire Line
	5400 3300 5500 3400
Entry Wire Line
	5400 3400 5500 3500
Wire Bus Line
	5500 3400 5500 8800
Entry Wire Line
	9250 8800 9350 8900
Wire Wire Line
	9350 8900 10000 8900
Entry Wire Line
	9250 8950 9350 9050
Wire Wire Line
	9350 9050 10000 9050
Text Label 9500 8900 0    43   ~ 0
SCL
Text Label 9500 9050 0    43   ~ 0
SDA
Entry Wire Line
	5500 6650 5600 6750
Entry Wire Line
	5500 6750 5600 6850
Text Label 6450 6750 0    43   ~ 0
SCL
Text Label 6450 6850 0    43   ~ 0
SDA
Entry Wire Line
	7450 8900 7350 8800
Entry Wire Line
	7150 8900 7050 8800
Wire Wire Line
	7450 8900 7450 9300
Wire Wire Line
	7150 8900 7150 9300
Text Label 7450 9000 3    43   ~ 0
SCL
Text Label 7150 9000 3    43   ~ 0
SDA
Wire Wire Line
	7600 3200 7600 4400
Wire Wire Line
	7600 4400 12350 4400
Text Notes 9250 4200 0    60   ~ 0
sensor sensing line
Text GLabel 6700 5450 0    59   Input ~ 0
GND
Text GLabel 6700 6200 0    59   Input ~ 0
+5V
Text Notes 7300 5500 0    51   ~ 0
(Pin A1)
Text Notes 7300 5600 0    51   ~ 0
(Pin A2)
Text Notes 7300 5700 0    51   ~ 0
(Pin A3)
Text Notes 7300 5800 0    51   ~ 0
(Pin A4)
$Sheet
S 6850 5350 2700 1600
U 514B4C3B
F0 "Upper board" 60
F1 "moistcontrol_upper_board.sch" 60
F2 "SCL" I L 6850 6750 60 
F3 "SDA" I L 6850 6850 60 
F4 "+5V_A" I L 6850 6200 60 
F5 "GND_B" I L 6850 5550 60 
F6 "+5V_B" I L 6850 6300 60 
F7 "GND_A" I L 6850 5450 60 
F8 "GND_D" I L 6850 5750 60 
F9 "GND_C" I L 6850 5650 60 
F10 "GND_E" I L 6850 5850 60 
F11 "GND_F" I L 6850 5950 60 
F12 "H-TxD" I L 6850 6450 60 
F13 "H-RxD" I L 6850 6550 60 
F14 "GND_Y" I R 9550 6650 60 
F15 "GND_X" I R 9550 6550 60 
F16 "GND_Z" I R 9550 6750 60 
F17 "+12V_B" I R 9550 6250 60 
F18 "+12V_A" I R 9550 6150 60 
F19 "+12V_C" I R 9550 6350 60 
F20 "V1" I R 9550 5450 60 
F21 "V2" I R 9550 5550 60 
F22 "V3" I R 9550 5650 60 
F23 "V4" I R 9550 5750 60 
F24 "V5" I R 9550 5850 60 
F25 "V6" I R 9550 5950 60 
F26 "SW_ON" I L 6850 6100 60 
$EndSheet
Wire Wire Line
	6700 5450 6850 5450
Wire Wire Line
	6750 5450 6750 5950
Wire Wire Line
	6750 5550 6850 5550
Connection ~ 6750 5450
Wire Wire Line
	6750 5650 6850 5650
Connection ~ 6750 5550
Wire Wire Line
	6750 5750 6850 5750
Connection ~ 6750 5650
Wire Wire Line
	6700 6200 6850 6200
Wire Wire Line
	6750 6200 6750 6300
Wire Wire Line
	6750 6300 6850 6300
Connection ~ 6750 6200
Text Notes 7300 5900 0    51   ~ 0
(Pin A5)
Text Notes 7300 6000 0    51   ~ 0
(Pin A6)
Text Notes 7300 6250 0    51   ~ 0
(Pin A9)
Text Notes 7300 6350 0    51   ~ 0
(Pin A10)
Text Notes 7300 6800 0    51   ~ 0
(Pin A19)
Text Notes 7300 6900 0    51   ~ 0
(Pin A20)
Wire Wire Line
	6750 5850 6850 5850
Connection ~ 6750 5750
Wire Wire Line
	6750 5950 6850 5950
Connection ~ 6750 5850
Wire Wire Line
	5600 6750 6850 6750
Wire Wire Line
	5600 6850 6850 6850
$Comp
L C C14
U 1 1 52614110
P 4400 8400
F 0 "C14" H 4400 8500 40  0000 L CNN
F 1 "100nF" H 4406 8315 40  0000 L CNN
F 2 "~" H 4438 8250 30  0000 C CNN
F 3 "~" H 4400 8400 60  0000 C CNN
	1    4400 8400
	1    0    0    -1  
$EndComp
Wire Wire Line
	3750 8600 3850 8600
Wire Wire Line
	3750 9100 3850 9100
Connection ~ 4400 8200
Wire Wire Line
	4400 9100 4250 9100
Wire Wire Line
	1950 2700 1950 2400
Wire Wire Line
	1950 2400 2800 2400
Wire Wire Line
	3750 8800 4400 8800
Wire Bus Line
	9250 8800 9250 8950
Wire Bus Line
	5200 6550 5200 9400
Entry Wire Line
	5200 6550 5300 6450
Entry Wire Line
	5200 6650 5300 6550
Wire Bus Line
	5500 8800 9250 8800
Entry Wire Line
	5100 9300 5200 9200
Entry Wire Line
	5100 9500 5200 9400
Wire Wire Line
	5300 6450 6850 6450
Wire Wire Line
	5300 6550 6850 6550
Text Label 6450 6450 0    43   ~ 0
H-TxD
Text Label 6450 6550 0    43   ~ 0
H-RxD
Text Notes 7300 6500 0    51   ~ 0
(Pin A17)
Text Notes 7300 6600 0    51   ~ 0
(Pin A18)
Wire Wire Line
	2050 5450 2050 5500
Wire Wire Line
	2250 4200 2250 4250
NoConn ~ 2250 5450
Wire Wire Line
	2050 3850 2050 4250
Wire Wire Line
	2050 3850 2700 3850
Wire Wire Line
	2700 3850 2700 2900
Wire Wire Line
	6700 2700 10550 2700
Wire Wire Line
	6700 2700 6700 4100
Wire Wire Line
	6700 4100 4700 4100
Wire Wire Line
	6800 2600 11150 2600
Wire Wire Line
	6800 2600 6800 4200
Wire Wire Line
	6800 4200 4700 4200
Wire Wire Line
	7800 1400 7800 1800
Wire Wire Line
	7800 1800 5900 1800
Wire Wire Line
	5900 1800 5900 2500
Wire Wire Line
	5900 2500 4700 2500
Wire Wire Line
	6900 2500 11750 2500
Wire Wire Line
	6900 2500 6900 4300
Wire Wire Line
	6900 4300 4700 4300
Text Notes 10300 9750 0    60   ~ 0
Realtime clock
Text Notes 2450 10200 0    60   ~ 0
Serial level converter
Text Notes 3350 5450 0    60   ~ 0
Microcontroller
Text GLabel 9700 6550 2    59   Input ~ 0
GND
Wire Wire Line
	9550 6550 9700 6550
Wire Wire Line
	9550 6650 9650 6650
Wire Wire Line
	9650 6550 9650 6750
Connection ~ 9650 6550
Wire Wire Line
	9650 6750 9550 6750
Connection ~ 9650 6650
Text GLabel 9700 6150 2    60   Input ~ 0
+12V
Wire Wire Line
	9550 6150 9700 6150
Wire Wire Line
	9550 6250 9650 6250
Wire Wire Line
	9650 6150 9650 6350
Connection ~ 9650 6150
Wire Wire Line
	9650 6350 9550 6350
Connection ~ 9650 6250
Text GLabel 9650 5450 2    60   Input ~ 0
Valve 1
Text GLabel 10100 5550 2    60   Input ~ 0
Valve 2
Text GLabel 9650 5650 2    60   Input ~ 0
Valve 3
Text GLabel 10100 5750 2    60   Input ~ 0
Valve 4
Text GLabel 9650 5850 2    60   Input ~ 0
Valve 5
Text GLabel 10100 5950 2    60   Input ~ 0
Valve 6
Wire Wire Line
	9550 5450 9650 5450
Wire Wire Line
	9550 5550 10100 5550
Wire Wire Line
	9550 5650 9650 5650
Wire Wire Line
	9550 5750 10100 5750
Wire Wire Line
	9550 5850 9650 5850
Wire Wire Line
	9550 5950 10100 5950
Text Notes 8600 5500 0    51   ~ 0
(Pin B1/B2)
Text Notes 8600 5600 0    51   ~ 0
(Pin B3/B4)
Text Notes 8600 5700 0    51   ~ 0
(Pin B5/B6)
Text Notes 8600 5800 0    51   ~ 0
(Pin B7/B8)
Text Notes 8550 5900 0    51   ~ 0
(Pin B9/B10)
Text Notes 8500 6000 0    51   ~ 0
(Pin B11/B12)
Text Notes 8700 6200 0    51   ~ 0
(Pin B15)
Text Notes 8700 6300 0    51   ~ 0
(Pin B16)
Text Notes 8700 6400 0    51   ~ 0
(Pin B17)
Text Notes 8700 6600 0    51   ~ 0
(Pin B18)
Text Notes 8700 6700 0    51   ~ 0
(Pin B19)
Text Notes 8700 6800 0    51   ~ 0
(Pin B20)
$Comp
L LED D1
U 1 1 52D05BC2
P 2800 6450
F 0 "D1" H 2800 6550 50  0000 C CNN
F 1 "LED" H 2800 6350 50  0000 C CNN
F 2 "~" H 2800 6450 60  0000 C CNN
F 3 "~" H 2800 6450 60  0000 C CNN
	1    2800 6450
	-1   0    0    1   
$EndComp
$Comp
L R R2
U 1 1 52D05C61
P 3400 6450
F 0 "R2" V 3480 6450 40  0000 C CNN
F 1 "330" V 3407 6451 40  0000 C CNN
F 2 "~" V 3330 6450 30  0000 C CNN
F 3 "~" H 3400 6450 30  0000 C CNN
	1    3400 6450
	0    -1   -1   0   
$EndComp
Text GLabel 2450 6450 0    60   Input ~ 0
GND
Wire Wire Line
	2450 6450 2600 6450
Wire Wire Line
	3000 6450 3150 6450
Wire Wire Line
	3650 6450 4850 6450
Wire Wire Line
	4850 6450 4850 4000
Wire Wire Line
	4850 4000 4700 4000
Text Notes 2450 6800 0    60   ~ 0
Notification-LED
Text Notes 7300 6150 0    51   ~ 0
(Pin A8)
Wire Wire Line
	4700 3900 4950 3900
Wire Wire Line
	4950 3900 4950 6100
Wire Wire Line
	4950 6100 6850 6100
$EndSCHEMATC