1 2 3 4 r e o w n i o u P d _ r e r VCC VCC GND A u _ s D y s t P GND i e N H R

r VCC v i P G P NLAGND t O 2 _ 1 c _ A _

COC1 S O u C1 P S O I d C I

POTEMP0Pressure0PowerPOTEMP0PRESSURE0POWER P C POConductivity0ArduinoPOCONDUCTIVITY0ARDUINO M n COC3 POCS0ORP POCS0PH P C3 PIC101 PIC102 o A E POGPIO1 POGPIO2G A

PIC402 G C T

C COC4 PIC301 PIC302

C4 5 4 3 2 1 0

C PIC401 NLA5 NLA4 NLA3 NLA2 NLA1 NLA0

100n A A A A A A

COL1L1 V 100n

PIL101 PIL102 A 100n 4 3 2 1 0 9 8 7 6 5 4

1k Ohms 4 4 4 4 4 3 3 3 3 3 3 PIU1044 PIU1043 PIU1042 PIU1041 PIU1040 PIU1039 PIU1038 PIU1037 PIU1036 PIU1035 PIU1034 COU1U1

) ) ) ) ) ATmega32U4-AU F C ) I C D O D 0 1 K E S C C D N D N C C C R T V T V M G G D D / T / A / T A 7 NLDIO7 6 NLHWB A A /

DIO7 1 4 33 HWB PIU101 ( ( PIU1033 C 5 C PE6 (INT.6/AIN0) PE2 (HWB) C 0 1 C D D D F F D A A P P A ( (

( A

( 7 6

4 F F 5 F P

P NLDIO13

2 F 32 DIO13 PIU102 P PIU1032 COC5C5 UVcc P PC7 (ICP3/CLK0/OC4A) PILED10A 6 Shield PIC506 GND COR1 LED1COLED1 5 R1 3 31 DIO5NLDIO5 GND PIC505 PIR101 PIR102PIU103 D- PC6 (OC3A/OC4A) PIU1031 POCS0ADC2CS_ADC2 Green 4 PILED10K ID PIC504 22R 3 D- PIC503 COR3 DIO10NLDIO10 PIR201 2 R3 4 30 D+ PIC502 PIR301 PIR302PIU104 D+ PB6 (PCINT6/OC1B/OC4B/ADC13) PIU1030 PODO0DisconnectPODO0DISCONNECTDO_Disconnect R2COR2 1 VBUS PIC501 D 22R 220R B N B

COR4 G COR5 PIR202 R4 R5 5 29 DIO9NLDIO9 PIR401 PIR402 A PIR501 PIR502 PIU105 UGnd PB5 (PCINT5/OC1A/OC4B/ADC12) PIU1029 POButtonPOBUTTONButton 1 1 WM5461CT-ND 0R 0R COC6C6 ATMEGA32U4-AU-ND 6 28 DIO8NLDIO8 GND PIC601 PIC602 PIU106 UCap PB4 (PCINT4/ADC11) PIU1028 POLED0BLED_B 1µ GND NLVbusVbus7 27 DIO6NLDIO6 PIU107 VBus PD7 (T0/OC4D/ADC10) PIU1027 POLED0GLED_G

NLRXLEDRXLED 8 26 DIO12NLDIO12 PIU108 PB0 (SS/PCINT0) PD6 (T1/OC4D/ADC9) PIU1026 POLED0RLED_R ) S T

9 R 25 DIO4NLDIO4 POSCLKSCLK PIU109 PB1 (PCINT1/ /SCLK) PD4 (ICP1/ADC8) PIU1025 POCon0PulsePOCON0PULSECon_Pulse C 1 C ) 0 O / T A

N NLAVCC )

10 0 ) 24 AVCC I ) PIU1010 / PIU1024 2

POMOSI 3

PB2 (PDI/PCINT2/MOSI) ) AVCC

MOSI C

S PIC701 L 1 T T O T C / T N N C7COC7 I C 7 S I N / / / / I T PIC702 1 1 1 / B 100n N 0 D K D A C 11 I 23 C C C X PIU1011 X PIU1023 D C

POMISOMISO PB3 (PDO/PCINT3/MISO) 2 1 GND T O S R T X P L L ( ( ( ( ( ( E

D C A A S 0 1 2 3 5 7 C N T T E B D D D D D P R V G X X P P P P P GND 2 3 4 5 6 7 8 9 0 1 2

PIU10121 PIU10131 PIU10141 PIU10151 PIU10161 PIU10171 PIU10181 PIU10191 PIU10202 PIU10212 PIU10222 D S S D D T I COC8 T O

C8 C D X POCS0ADC1 COR6 I I S CS_ADC1 R6 O O 1 L A NLRST NLSCL L R 1

NLDIO11 NLSDA 0 1

PIC801 PIC802 PIR601 PIR602 NLDIO0 NLDIO1 E

VCC NLTXLEDD 1M

100n N L COXT1 A D XT1 D E C PIR701 D X X X S PID10K POSCL POSDAS T R COR7 PIXT101 PIXT102 T

R7 PORXD POTXD COD1D1 COS1 2 S1 10K GND 1 1N4148 -

16MHz I PIR702 PID10A VCC PIC901 PIC1001

POSDI012 TXEND GND PIS102 PIS101 COC9C9 COC10C10 S TC-37XB ±2% PIC902 PIC1002 On/Off ±2% 15p 15p GND GND D D Title: HydroSense OpenSonde MCU Bucknell University Project: HydroSense OpenSonde Dept. of Computer Science Dr. By: Edward Prescott 701 Moore Ave Size: A Revision: Ch. By: Alan Marchiori, PhD 1.0.1 Lewisburg, PA 17837 Date: 8/4/2015 Time: 5:56:22 PM Sheet of File: C:\Users\erp006\Google Drive\Water Quality Sensor\Circuit\OpenSonde\OpenSonde_Microcontroller.SchDoc 1 2 3 4 1 2 3 4

+12VCOPTC1PTC1 PIPTC101 PTC PIPTC102 SDI-12 Connection Moisture Protection 500mA Power Supply

PIQ103 PIQ104

1 2 3 +12V PS1COPS1 A COQ1Q1 VCC A COH1H1 PIQ101 VCC2 945-2201-ND PIH101 PIH102PIH103 1 3 COR8R8 R9COR9 PIC1101 PIPS101 VinVoutD PIPS103PIC1201 PIC1301 5VN PIR801 PIR802 PIR901 PIR902 COC11 PID30K COC12 COC13 POSDI012SDI-12 BUS BUS C11 G C12 C13 PIR1001 COS2 PIC1102 D3COD3 PIC1202 PIC1302 ±1% PID20K PIC1401 ±1% S2 10µ 10µ 100n D2COD2 COR10R10 COC14 PIS201 14VDC 510R C14510R 2 5.1 ±1% PIC1402 PIS202 PID30A PID20A8 1n PIPS102 8 PIR1002205K Onboard Moisture Probe 6 4 Z S

M GND GND GND GND M PIC1501 PIR1101 COC15C15 COR11R11 PIC1502 100n ±1% PIR1102 510K PIR2001 U7COU7 User Buttons COR20R20 VCC ±1% 2 4 POSDI012SDI-12 TXEN TXENPIU702 PIU704POSDI012SDI-12 RXEN RXEN B COS6S6 PIR2002 205K B 5 3 VCC PIU705 VCC GND PIU703 PIS601 PIS602 POButtonPOBUTTONButton 1 1 PIR1201 PIC1601 74AHC1GU04 On/Off COR12R12 COC16C16 GND GND VCC 10K PIC1602 100n 1 5 PIR1202 POSDI012SDI-12 RXEN RXENPIU601 EN1 Vcc PIU605 2 6 SDI-12 BUS PIU602 A1 EN2 PIU606POSDI012SDI-12 TXEN TXEN 3 7 POSDI012SDI-12 BUS BUSPIU603 Y2 Y1 PIU607POTXDTXD 4 8 PIU604 GND A2 PIU608PORXDRXD GND COU6U6 GND

Test Points Status LEDs Unused GPIO COTP1TP1 PITP100 POMOSIMOSI 36-5123-ND LED2COLED2 VCC VCC C COR13 3 PIH203POGPIO1GPIO1 3 PIH303POGPIO2GPIO2 C COTP2TP2 Cree CLP6C R13 PITP200 POMISOMISO PIR1301 PIR1302 2 PIH202 2 PIH302 R 36-5123-ND POLED0R PILED201 PILED206 220R PIH201 PIH301 LED_R COR14 1 1 COTP3TP3 G R14 PITP300 POSCLKSCLK POLED0GLED_G PILED202 PILED205PIR1401 PIR1402 H2COH2 COH3H3 36-5123-ND B 220R H5COH5 GND GND COTP4TP4 POLED0BLED_B PILED203 PILED204 COR15R15 PITP400 POCS0ADC1CS_ADC1 PIR1501 PIR1502 PIH501 1 36-5123-ND 220R PIH502 2 COTP5TP5 PITP500 POCS0PHCS_PH Header 36-5123-ND GND

D D Title: HydroSense OpenSonde Peripherals Bucknell University Project: HydroSense OpenSonde Dept. of Computer Science Dr. By: Edward Prescott 701 Moore Ave Size: A Revision: Ch. By: Alan Marchiori, PhD 1.0.1 Lewisburg, PA 17837 Date: 8/4/2015 Time: 5:56:22 PM Sheet of File: C:\Users\erp006\Google Drive\Water Quality Sensor\Circuit\OpenSonde\OpenSonde_Peripherals.SchDoc 1 2 3 4 1 2 3 4 Pressure DO ENV-TMP Conductivity COU2 COJ1J1 U2 COJ2J2 COJ3 POCONDUCTIVITY0OUT PIU2011 PIU201010 COJ4J4 J3 PIJ501Conductivity_Out SCLK SCLK DIN MOSI PIJ400PODO0OUTDO_OUT PIJ300 PIJ502 COJ5 1 2 3 J5 PIU2022 PIU2099 A PIJ2011 PIJ2022 PIJ2033 PIJ101 PIJ102 PIJ103 PIJ503 POCS0ADC1CS_ADC1 !CS DOUT/!DRDY MISO A PIJ401 PIJ301 Conductivity_ArduinoPOConductivity0ArduinoPOCONDUCTIVITY0ARDUINO VCC PIR1601 C2COC2 VCC2 PIR1701 3 8 PIR1801 PIQ203 COQ2Q2 COR16R16 GND PIU203 GND VDD PIU208 PIC201 PIC202 COR17R17 GND COR18R18 BSS123L PIQ302 r ±0.05% PIQ301 10K e 100n

t COQ3 Q3 w

10K c PIR1602 300

PIQ201 o

e PIR1702

r GND 4 7 P POORP0VOUTPIU204 PIU207POTemp0Out n PIR1802 PIQ202 e BSS123L ORP_VOUT AIN0 AIN3 Temp_Out _

n COC18

C18 e w o COC19 PIQ303 BSS123LCT-ND r C19 o c u

P GND s

PIC1801 PIC1802 s i _ PIC1901 PIC1902 s VCC COQ4ACOQ4B e e D Q4B Q4A 5 6 r r POORP0VCMPIU205 PIU206PODO0OUT _ ORP_VCM AIN1 AIN2 DO_OUT t u P

s 2 4 6 5 O 100n u PODO0DisconnectPODO0DISCONNECT t _ PIQ402 PIQ404 PIQ406 PIQ405 s

100n u p O D e

r ADS1118 _ O POTemp0Pressure0Power m P e _ e r

_ DMC2038LVT DMC2038LVT p T u P s m

s POTEMP0PRESSURE0POWER PIQ403 PIQ401 GND e M 3 1 COU3 e GND U3 r T POPRESSURE0OUT E POTEMP0OUT POCon0PulsePOCON0PULSECon_Pulse P GND T 1 10 POSCLKSCLK PIU301 SCLK DIN PIU3010POMOSIMOSI

2 9 POCS0ADC2CS_ADC2 PIU302 !CS DOUT/!DRDY PIU309POMISOMISO VCC B C20COC20 B ORP PH 3 8 GND PIU303 GND VDD PIU308 PIC2001 PIC2002 GND VCC COU4U4 J6COJ6 VCC COU5U5 MOSI 100n 1 16 NLMOSIMOSI 1 16 PIU401 VDD SDI PIU4016 POMOSIMOSI PIU501 VDD SDI PIU5016 4 7 POPressure0OutPressure_Out PIU304 AIN0 AIN3 PIU307POPH0VOUTPH_VOUT LMP91200 LMP91200 2 1 A97976-ND 2 15 NLSCLKSCLK PIJ602 PIJ601 2 15 PIU402 CAL SCLK PIU4015 POSCLKSCLK PIU502 CAL SCLK PIU5015 SCLK 5 6 POConductivity0OutConductivity_Out PIU305 AIN1 AIN2 PIU306POPH0VCMPH_VCM COR19 ADS1118 3 14 NLCS0ORPCS_ORP R19 3 14 PIU403 RTD CSB PIU4014 POCS0ORPCS_ORP PIR1901 PIR1902PIU503 RTD CSB PIU5014POCS0PHCS_PH ±0.01% 1K 4 13 NLMISOMISO 4 13 PIU404 GUARD1 SDO_DIAG PIU4013 POMISOMISO GND PIU504 GUARD1 SDO_DIAG PIU5013 MISO COJ7J7 COJ8J8 5 12 5 12 PIJ700 PIU405 INP VOUT PIU4012POORP0VOUTORP_VOUT PIJ800 PIU505 INP VOUT PIU5012POPH0VOUTPH_VOUT PIJ701 A33798-ND PIJ801 A33798-ND C 6 11 6 11 C PIU406 GUARD2 VOCM PIU4011POORP0VCMORP_VCM PIU506 GUARD2 VOCM PIU5011POPH0VCMPH_VCM

7 10 7 10 PIU407 VCMHI GND PIU4010 GND PIU507 VCMHI GND PIU5010 GND

8 9 8 9 PIU408 VCM VREF PIU409 PIU508 VCM VREF PIU509 VCC VCC LMP91200MT/NOPB-ND LMP91200MT/NOPB-ND PIC2301 PIC2402 PIC2101 PIC2202 COC23 COC24 C21COC21 COC22C22 C23 C24 PIC2102 PIC2201 PIC2302 10µ PIC2401 100n 10µ 100n

GND GND GND GND ATLAS EZO GND VCC D COJ9J9 D PIA10VCCVCC GNDPIA10GND Title: HydroSense OpenSonde Sensors Bucknell University PIJ900PIA10PRBPRB TXPIA10TXPOSDASDA Project: HydroSense OpenSonde Dept. of Computer Science PIA10PGNDPGND RXPIA10RXPOSCLSCL Dr. By: Edward Prescott 701 Moore Ave COA1A1 Size: A Revision: PIJ901 Ch. By: Alan Marchiori, PhD 1.0.1 Lewisburg, PA 17837 A33798-ND Date: 8/4/2015 Time: 5:56:22 PM Sheet of File: C:\Users\erp006\Google Drive\Water Quality Sensor\Circuit\OpenSonde\OpenSonde_Sensors.SchDoc 1 2 3 4 Bill of Materials OpenSonde.PrjPcb

Source Data From: OpenSonde.PrjPcb Project: HydroSense OpenSonde Version: 1.0.1

Creation Date: 8/4/2015 5:56:36 PM Print Date: 8/4/2015 5:56:48 PM

Production Quantity: 1 Currency USD

Footprint LibRef Designator Description QuantitySupplier 1 Supplier Part Number 1 Supplier Unit PriSucep 1plier Order QSuty p1plier SuSubtopptalile 1r 2 Supplier Part Number 2 Supplier Unit PriSucep 2plier Order QtySu 2 pplier SuMabntoutafalc 2turer 1 Manufacturer Part Number 1 1 ATLAS Scientific ATLAS_EZO A1 ATLAS EZO CIRCUIT FOOTPRINT 1 EZO (NM) 2 CAPC1005X55N CAPC_100n_0402_X5R_16V_10 C1, C2, C3, C4, C7, C8, Capacitor SMD Cer 100nF 10% 16V 7 Digi-Key 478-1126-1-ND $ 0.12 7 $ 0.84 Digi-Key 311-1347-1-ND $ 0.01 10 $ 0.14 AVX Corporation 0402YD104KAT2A % C20 X5R 0402 3 USB_Mini- WP - USB_MiniB C5 CONN RECEPT MINIUSB R/A 5POS 1 Digi-Key WM5461CT-ND $ 1.13 1 $ 1.13 Molex Inc 0675031020 B_Molex_SMT SMD 4 CAPC1608X90N CAPC_1u_0603_X7R_16V_10% C6 Capacitor SMD Cer 1uF 10% 16V X7R 1 Digi-Key 445-1604-1-ND $ 0.11 1 $ 0.11 TDK Corporation C1608X7R1C105K 0603 5 CAPC1608X90N CAPC_15p_0603_NP0_50V_2% C9, C10 Capacitor SMD Cer 15pF 2% 50V 2 Digi-Key 445-7026-1-ND $ 0.29 2 $ 0.58 Digi-Key 399-9003-1-ND $ 0.53 2 $ 1.06 TDK Corporation C1608C0G1H150G080AA NP0 0603 6 CAPC3216X180N CAPC_10u_1206_16V C11, C12 Capacitor SMD Cer 10uF 10% 16V 2 Digi-Key 399-3525-1-ND $ 0.40 2 $ 0.80 Kemet C1206C106K4RACTU X7R 1206 7 CAPC1608X90N CAPC_100n_0603_X7R_50V_10 C13, C15, C16, C18, Capacitor SMD Cer 100nF 10% 50V 7 Digi-Key 478-5052-1-ND $ 0.08 10 $ 0.75 Digi-Key 445-1314-1-ND $ 0.04 10 $ 0.43 AVX Corporation 06035C104KAT2A % C19, C22, C24 X7R 0603 8 CAPC1608X90N CAPC_1n_0603_X7R_100V_10 C14 Capacitor SMD Cer 1nF 10% 100V 1 Digi-Key 490-4780-1-ND $ 0.10 1 $ 0.10 Murata Electronics GCM188R72A102KA37D % X7R 0603 North America 9 CAPC2012X135N CAPC_10u_0805_10V C21, C23 Capacitor SMD Cer 10uF 10% 10V 2 Digi-Key 478-5167-1-ND $ 0.36 2 $ 0.72 Digi-Key 399-4925-1-ND $ 0.21 2 $ 0.42 AVX Corporation 0805ZD106KAT2A X5R 0805 10 SOD523F DIODE_1N4148_200mA_SOD52 D1 Diode SMD small signal 0.2A SOD- 1 Digi-Key 1N4148WTCT-ND $ 0.17 1 $ 0.17 Fairchild Semiconductor 1N4148WT 3F 523F 11 DO-214AC DIODE_ZENER_5.1V_1.25W D2 Diode Zener SMD 4.7V 0.5W SOD- 1 Digi-Key MMSZ4688-ND Digi-Key BZG05C5V1GICT-ND $ 0.54 1 $ 0.54 Fairchild Semiconductor MMSZ4688 123 12 DO-214AC ESD_SUPPRESSOR_14VDC D3 ESD Suppressor 24VDC 0603 SMD 1 Digi-Key SMAJ14A-E3/5AGICT-ND $ 0.47 1 $ 0.47 Mouser 625-SMAJ14A-E3/5A $ 0.49 1 $ 0.49 Vishay Semiconductor SMAJ14A-E3/5A Diodes Division 13 3P_Screw 3P_Screw Term_2.54mm J1, J2 CONN TERM BLOCK 2.54MM 3POS 2 Digi-Key ED10562-ND $ 0.79 2 $ 1.58 On Shore Technology OSTVN03A150 Terminal_2.54mm PCB Inc Pitch 14 CONN_BNC_STRAI CONN_BNC_STRAIGHT J3, J4, J7, J8, J9 CONN BNC JACK STR 50 OHM PCB 5 Digi-Key A33798-ND $ 2.20 5 $ 11.00 TE Connectivity AMP 5227699-1 GHT Connectors 15 2P_PCB_ScrewTer 2P_ScrewTerm_90S_3.81MM J6 Terminal Block Screw Type THT 2- 1 Digi-Key A97976-ND $ 1.18 1 $ 1.18 Tyco Electronics 1776113-2 m_90S_3.81MM Position 3.81mm pitch 16 CAPC1005X55N L_BEAD_102_0402 L1 Description FILTER CHIP 1000 OHM 1 Digi-Key 490-3999-1-ND $ 0.23 1 $ 0.23 Murata Electronics BLM15HG102SN1D 250MA 0402 North America 17 LED-0603-GREEN LED_SMD_Green_0603_570nm LED1 LED 0603 SMD Green 570nm 50mcd 1 Digi-Key 754-1116-1-ND $ 0.46 1 $ 0.46 Kingbright Company APT1608CGCK 20mA LLC 18 LED_SOP6 LED_SMD_RGB 900+mcd LED2 Description LED RED/GREEN/BLUE 1 Digi-Key CLP6C-FKB- $ 0.86 1 $ 0.86 Newark 73P7809 Cree Inc CLP6C-FKB- PLCC6 SMD CM1Q1H1BB7R3R3CT-ND CM1Q1H1BB7R3R3 19 SIP3_RECOM_Strai DC DC PS1 DC/DC CONVERTER 5V 5W 1 Digi-Key 945-2201-ND $ 3.62 1 $ 3.62 Recom Power R-78E5.0-1.0 ght Converter_5V_1A_RECOM 20 RESC3216X70N PTC_500mA_1206 PTC1 Description PTC RESTTBLE 0.50A 1 Digi-Key 507-1803-1-ND $ 0.17 1 $ 0.17 Mouser 530-0ZCJ0050AF2E $ 0.18 1 $ 0.18 Bel Fuse Inc 0ZCJ0050AF2E 24V CHIP 1206 21 SOT363 MOSFET_P-CH_Si1401EDH Q1 MOSFET P-CH 12V 4A SC-70-6 1 Digi-Key SI1401EDH-T1-GE3CT-ND $ 0.44 1 $ 0.44 Vishay Siliconix SI1401EDH-T1-GE3 22 SOT23-3 WP_MOSFET_BSS123L Q2, Q3 MOSFET SMD N-CH 100V 170mA 2 Digi-Key BSS123LCT-ND $ 0.22 2 $ 0.44 Fairchild Semiconductor BSS123L SOT23-3 23 TSOT23-6 MOSFET_DUAL_N+P_DMC203 Q4 MOSFET Dual Enh N+P 20V 500mW 1 Digi-Key DMC2038LVT-7DICT-ND $ 0.57 1 $ 0.57 Diodes Inc DMC2038LVT-7 8LVT TSOT23-6 SMD 24 RESC1608X55N RES_22R_0603_5% R1, R3 Resistor SMD chip 22 Ohm 0.1W 5% 2 Digi-Key 311-22GRDKR-ND $ 0.01 10 $ 0.11 Digi-Key 1276-5022-6-ND $ 0.01 10 $ 0.11 Yageo RC0603JR-0722RL 0603 25 RESC1608X55N RES_220R_0603_5% R2, R13, R14, R15 Resistor SMD chip 220 Ohm 0.1W 4 Digi-Key 311-220GRCT-ND $ 0.01 10 $ 0.11 Digi-Key P220GCT-ND $ 0.10 4 $ 0.40 Yageo RC0603JR-07220RL 5% 0603 26 RESC1608N_ZERO RES_0R_0603 R4, R5 Resistor SMD chip 0.0 Ohm 0.1W 2 Digi-Key 541-0.0GCT-ND $ 0.07 10 $ 0.74 Digi-Key P0.0GTR-ND $ 0.00 5000 $10.45 Vishay/Dale CRCW06030000Z0EA 0603 27 RESC1608X55N RES_1M_0603 R6 Resistor SMD chip 1M Ohm 0.1W 5% 1 Digi-Key 541-1.0MGCT-ND $ 0.07 10 $ 0.74 Digi-Key 311-1.0MGRCT-ND $ 0.10 1 $ 0.10 Vishay Dale CRCW06031M00JNEA 0603 28 RESC1608X55N RES_10K_0603_5% R7, R17, R18 Resistor SMD chip 10k Ohm 0.1W 3 Digi-Key 311-10KGRCT-ND $ 0.01 10 $ 0.11 Yageo RC0603JR-0710KL 5% 0603 29 RESC1608X55N RES_510R_0603_1% R8, R9 Resistor SMD chip 510 Ohm 0.1W 2 Digi-Key 311-510HRCT-ND $ 0.01 10 $ 0.14 Yageo RC0603FR-07510RL 1% 0603 30 RESC2012X70N RES_205K_0805_1% R10, R20 Resistor SMD chip 205k Ohm 0.125W 2 Digi-Key 541-205KCCT-ND $ 0.09 10 $ 0.89 Vishay/Dale CRCW0805205KFKEA 1% 0805 31 RESC1608X55N RES_510K_0603_1/4W_1% R11 Resistor SMD chip 510 Ohm 0.1W 1 Digi-Key P510KBYCT-ND $ 0.16 1 $ 0.16 Panasonic Electronic ERJ-PA3F5103V 1% 0603 Components 32 RESC1005X40N RES_10K_0402_5% R12 Resistor SMD chip 10k Ohm 0.063W 1 Digi-Key 541-10.0KLCT-ND $ 0.08 10 $ 0.83 Digi-Key 311-10KJRCT-ND $ 0.10 1 $ 0.10 Vishay Dale CRCW040210K0FKED 5% 0402 33 RESC1608X55N RES_300_0603_0.05% R16 Resistor SMD chip 330k Ohm 0.1W 1 Digi-Key RG16N300WCT-ND $ 0.93 1 $ 0.93 Susumu RG1608N-301-W-T1 0.1% 0603 34 RESC1608X55N RES_1K_0603_0.01% R19 Resistor SMD chip 1k Ohm 0.1W 1% 1 Digi-Key RNCF0603TKY1K00CT-ND $ 2.16 1 $ 2.16 Stackpole Electronics RNCF0603TKY1K00 0603 Inc 35 TACT-SWITCH-TC- SW_THT_PB_5.0mm S1 Switch, tact, 5.0mm stem 1 Wealth Metal TC-37XB 37XB 36 Moisture Probe Moisture Probe S2 NOT MOUNTED (IS TRACE BASED) 1 37 SWITCH_TACT- SW_EVQ-PQHB55 S6 Low-profile captive tact switch 1 Digi-Key P8090SCT-ND $ 0.47 1 $ 0.47 Panasonic - ECG EVQ-PQHB55 EVQPQXB55 38 44ML_L ATmega32U4-AU U1 8-bit AVR Microcontroller, 2.7-5.5V, 1 Digi-Key ATMEGA32U4-AU-ND $ 6.32 1 $ 6.32 Atmel ATMEGA32U4-AU 16MHz, 32KB Flash, 1KB EEPROM, 2.5KB SRAM, USB Controller, 44-pin TQFP, Industrial Grade (-40°C to 85°C), Ext Osc 39 MSOP10 IC_ADC_ADS1118 U2, U3 IC ADC 16BIT SPI 860SPS 10MSOP 2 Digi-Key 296-29207-6-ND $ 6.68 2 $ 13.36 Texas Instruments ADS1118IDGST 40 TSSOP65P640X120- LMP91200 U4, U5 IC AFE PH SENSOR 16TSSOP 2 Digi-Key LMP91200MT/NOPB-ND $ 6.75 2 $ 13.50 Texas Instruments LMP91200MT/NOPB 16N 41 SSOP8 IC_DUAL U6 IC BUS BUFF TRI-ST DL SM8, 5.5V 1 Digi-Key 296-12164-1-ND $ 0.57 1 $ 0.57 Texas Instruments SN74LVC2G125DCTR BUFFER_SN74LVC2G125 TOLERANT 42 SOT353 IC_INVERTER_74AHC1GU04 U7 IC Inverter SOT353 SMD 1 Digi-Key 568-4825-1-ND $ 0.43 1 $ 0.43 NXP Semiconductors 74AHC1GU04GW,125 43 Kyocera Crystal WP_Crystal_16MHz_12pF XT1 Crystal 16.0000MHz 20ppm 12pF 100 1 Digi-Key 1253-1376-1-ND $ 0.76 1 $ 0.76 AVX Corp/Kyocera Corp CX5032GB16000H0HPQZ1 Ohm -40°C - 85°C Surface Mount 2- SMD, No Lead (DFN, LCC) 75 $ 68.55 $14.42 Approved Notes Checked by: Prepared by : Alan Marchiori, PhD Edward Prescott [email protected]

COC12COC13 PAC1201PAC1101 PAC1301 PAC1300 PAC1200 PAC1302 PAC1202PAC1102 COJ5 COR19 PAR1901 COD1 COR16PAJ501 PAR1900 PAD30ACOC11PAD300 PAD30K COQ1COD3 COR7 COU5 PAR1902 PAD10A PAD100 PAD10K PAR1601PAR1901PAR301PAR101PAR601PAR901PAR1101PAR1701PAR1801PAR201PAR1501PAR1401PAR1301PAR801PAR701 PAJ502 COR18COJ2 PAR1600 PAC1100 COQ4 PAR700 PAJ50SM PAC1102 PAC1101 PAR1602PAR202PAR602PAR802PAR1702PAR1802PAR902PAR1302PAR1402PAR1502PAR102PAR302PAR1102PAR1902PAR702 PAU508PAU507PAU506PAU505PAU504PAU503PAU502PAU501 COC19 PAQ103PAQ102PAQ101 COC10COXT1 COC9 PAR702 PAR701 PAJ503 PAR1802 PAR1800 PAR1801 PAJ201 PAQ100 PAQ406 PAQ405 PAQ404 PAPTC100 PAQ104PAQ105PAQ106 COC21 PAC1901 PAC1900 PAC1902 PAPTC101 PAPTC102 PAC1002 PAU500 COR9COD2 PAC902 COTP4 PAQ400 COC22 PAC1000 PAJ202 PAC900 COQ2 COR8 PAU704 PAU703 PAC1001 PAXT102 PAXT101 PAC901 PAQ401 PAQ402 PAQ403 PAC2102PAC2302 PAR900 PAU700 PAU702 PAR902 PAR901 COR6 COA1 PAC2100 COPTC1 PAU705 PAU701 PAQ203PAQ303 COR10PAD20KPAD30K PAC2201 PAC2200 PAC2202 PAC2101PAC2301 PAU509PAU5010PAU5011PAU5012PAU5013PAU5014PAU5015PAU5016 PAJ203 COS2 PAR802 PAR800 PAR801 PATP400 PAU601 PAU608 COTP2 PAQ200 PAR602 PAR600COC8PAR601 COC14 PAD200 PAU602 PAU607 PAA10GND PAA10TX PAA10RX COC15 PAR1002PAR2002 PAR1000 PAR1001PAR2001 PAU603 COU7PAU606COU1COU6 PAQ201PAQ301 PAQ202PAQ302 PAS202PAS201 PAU604 PAU605COC7 PAC802 PAC801 COU3 PAC1402 PAC1400 PAC1401 PAD20APAD30A COTP1PATP200 COC20 COR11 PAU1022PAU1021PAU1020PAU1019PAU1018PAU1017PAU1016PAU1015PAU1014PAU1013PAU1012 PAU306 PAU305 PAC1500 PAC1501 PAC1502 PAU307 PAU304 PAC702 PAC2002 PAC2001 PAU308 PAU3011 PAU303 PAU1023 PAU1011 PAU309 PAU302 PAR1101 PAR1100 PAR1102 COR13COR14COR15 PAC701 PAU1024 PAU1010 PAU3010 PAU301 PAU1025 PAU109 COC6 COTP3PATP100PATP500PATP400PATP200PATP300 COR20 PAR2000 PAR2002 PAR2001 PAU1026 PAU108 PAR1302 PAR1402 PAR1502 PAU1027 PAU107 COJ1 PAR1300 PAR1400 PAR1500 PAC602 PAC600 PAC601 COLED2 PAU1028 PAU106 PAR1301 PAR1401 PAR1501 PAU1029 PAU105 COTP5PATP300 PAU1030 PAU104 PAR502 PAJ103PAJ203 PAU1031 PAU103 COL1PAR500 COC18 PALED206 PALED205 PALED204 PAU1032 PAU102COR5 PAR501 PAU1033 PAU101 PAL101 PATP500 COU2 COR17PAJ102PAJ202 PAL102 PAC1801PAC1601PAC601PAC2201PAC2401PAC901PAC1001PAC1401PAC1501PAC1901PAC1301 PAC1800 PAC1802PAC902PAC1002PAC1302PAC1402PAC1502PAC1602PAC1902PAC602PAC2202PAC2402 COC3 COC1COC4 PAC202PAC402PAL102PAC102PAC702PAC802PAC2002PAC302 PAU1034PAU1035PAU1036PAU1037PAU1038PAU1039PAU1040PAU1041PAU1042PAU1043PAU1044 PAU201PAU301 PAU2010PAU3010COC2 PAR1700 PAU202PAU302 PAU209PAU309 PAC201PAC101PAC701PAC301PAC401PAC801PAC2001PAL101 PAR1702 PAR1701 PAJ101PAJ201 PALED201 PALED202 PALED203 PAC302 PAC301 PAU203PAU303 PAU2011 PAU208PAU308 PAC102 PAC101 PAU204PAU304 PAU207PAU307 PAU205PAU305 PAU206PAU306 PAR400 COU4 COC23COC24 PAC401 PAC402 PAR402PAR502 PAR401PAR501 PAA10VCC PAA10PRB PAA10PGND COQ3 PAU4016PAU5016PAU4015PAU5015PAU4014PAU5014PAU4013PAU5013PAU4012PAU5012PAU4011PAU5011PAU4010PAU5010PAU409PAU509 PAC2301 PAC2402 COS6 COR4 PAC2300 PAC2400 PAQ303 PAC2302 PAC2401 PAQ300 PAS601 PAS602 COC16 COR12 PAU400 PAQ301 PAQ302 PAC1602 PAR1202 PAC1600 PAC1601 PAR1201 PAU401PAU501PAU402PAU502PAU403PAU503PAU404PAU504PAU405PAU505PAU406PAU506PAU407PAU408PAU508 PAR302 PAR102 PAR300 PAR100 COC5 PAR301 PAR101 PAR202 PALED10A

PAR200 PALED100 PAR201 PALED10K PAC501PAC502PAC503PAC504PAC505 PAC506 PAC50H1 PAC50H2 COR1COR3

COLED1

COR2 COPS1 COS1 COJ3 COJ8 COJ6 PAS102 PAS101 PAPS101 PAPS102 PAPS103 PAJ801

PAS100 PAJ602 PAJ601

COH1 PAJ300PAJ900PAJ400PAJ700PAJ800 PAJ800 PAH103PAH303PAH203 PAH102PAH202PAH302 PAJ301PAJ901PAJ401PAJ701PAJ801 PAH101PAH201PAH301

COH5 PAH502 PAH501

COJ9 COJ7 COJ4

COH3 COH2 PAJ900 PAJ700 PAJ400 PAH303 PAH203 PAH302 PAH202 PAH301 PAH201 PAJ901 PAJ701 PAJ401