Datalogger reading kWh pulses from a utility grid meter and publising it via MQTT
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650 lines
24 KiB

(export (version D)
(design
(source /home/marcel/Documenten/electronische_projecten/atmega328p_mqtt_energy_meter/MQTT_energy_meter/MQTT_energy_meter.sch)
(date "ma 02 jan 2023 15:23:33 CET")
(tool "Eeschema 5.1.8-5.1.8")
(sheet (number 1) (name /) (tstamps /)
(title_block
(title "MQTT ethernet energy meter")
(company "M. Konstapel")
(rev 1)
(date 2022-11-21)
(source MQTT_energy_meter.sch)
(comment (number 1) (value meezenest.nl/mees))
(comment (number 2) (value "Mees Electronics"))
(comment (number 3) (value ""))
(comment (number 4) (value "")))))
(components
(comp (ref U3)
(value "Arduino Mini Plus")
(footprint mtk_processor:Arduino_Mini_Plus)
(libsource (lib mtk_processor) (part arduino_pro_mini) (description ""))
(sheetpath (names /) (tstamps /))
(tstamp 637B78BA))
(comp (ref U1)
(value ENC28J60)
(footprint Connector_PinHeader_2.54mm:PinHeader_2x06_P2.54mm_Vertical)
(datasheet http://www.ti.com/lit/gpn/sn74HC14)
(libsource (lib mtk_processor) (part ENC28J60) (description ""))
(sheetpath (names /) (tstamps /))
(tstamp 637B9F6F))
(comp (ref U2)
(value TL072)
(footprint Package_DIP:DIP-8_W7.62mm_LongPads)
(libsource (lib Amplifier_Operational) (part TL072) (description "Dual Low-Noise JFET-Input Operational Amplifiers, DIP-8/SOIC-8"))
(sheetpath (names /) (tstamps /))
(tstamp 637C1842))
(comp (ref D1)
(value BPW34)
(footprint Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical)
(datasheet http://www.vishay.com/docs/81521/bpw34.pdf)
(libsource (lib Sensor_Optical) (part BPW34) (description "Silicon PIN Photodiode"))
(sheetpath (names /) (tstamps /))
(tstamp 637CAE56))
(comp (ref R1)
(value 10k)
(footprint Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal)
(datasheet ~)
(libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 637CBD86))
(comp (ref R2)
(value 10k)
(footprint Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal)
(datasheet ~)
(libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 637CC5CF))
(comp (ref RV1)
(value 500k)
(footprint Potentiometer_THT:Potentiometer_ACP_CA9-H5_Horizontal)
(datasheet ~)
(libsource (lib Device) (part R_POT_Small) (description Potentiometer))
(sheetpath (names /) (tstamps /))
(tstamp 637CCCD9))
(comp (ref R3)
(value 33k)
(footprint Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal)
(datasheet ~)
(libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 637CEB9B))
(comp (ref C2)
(value 100n)
(footprint Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P5.00mm)
(datasheet ~)
(libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 637DF69F))
(comp (ref C1)
(value 10U)
(footprint Capacitor_THT:CP_Radial_D5.0mm_P2.50mm)
(datasheet ~)
(libsource (lib Device) (part CP_Small) (description "Polarized capacitor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 637E7E46))
(comp (ref U5)
(value 74HC14)
(footprint Package_DIP:DIP-14_W7.62mm_LongPads)
(datasheet http://www.ti.com/lit/gpn/sn74HC14)
(libsource (lib 74xx) (part 74HC14) (description "Hex inverter schmitt trigger"))
(sheetpath (names /) (tstamps /))
(tstamp 637FF23E))
(comp (ref C6)
(value 100n)
(footprint Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P5.00mm)
(datasheet ~)
(libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 6382F4A6))
(comp (ref JP1)
(value SET)
(footprint Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical)
(datasheet ~)
(libsource (lib Device) (part Jumper_NO_Small) (description "Jumper, normally open, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 6383FB12))
(comp (ref R4)
(value 1k)
(footprint Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal)
(datasheet ~)
(libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 6385274C))
(comp (ref D2)
(value STATUS)
(footprint LED_THT:LED_D3.0mm_IRGrey)
(datasheet ~)
(libsource (lib Device) (part LED_Small_ALT) (description "Light emitting diode, small symbol, filled shape"))
(sheetpath (names /) (tstamps /))
(tstamp 63852E70))
(comp (ref U6)
(value TSR_1-2450)
(footprint Converter_DCDC:Converter_DCDC_TRACO_TSR-1_THT)
(datasheet http://www.tracopower.com/products/tsr1.pdf)
(libsource (lib Regulator_Switching) (part TSR_1-2450) (description "1A step-down regulator module, fixed 5V output voltage, 5-36V input voltage, -40°C to +85°C temperature range, TO-220 compatible LM78xx replacement"))
(sheetpath (names /) (tstamps /))
(tstamp 639103C8))
(comp (ref C4)
(value 10U)
(footprint Capacitor_THT:CP_Radial_D5.0mm_P2.50mm)
(datasheet ~)
(libsource (lib Device) (part CP_Small) (description "Polarized capacitor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 639134F2))
(comp (ref C5)
(value 100n)
(footprint Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P5.00mm)
(datasheet ~)
(libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 6391A1B5))
(comp (ref C7)
(value 100n)
(footprint Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P5.00mm)
(datasheet ~)
(libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 6391C15A))
(comp (ref J1)
(value "8-24V in")
(footprint TerminalBlock_Phoenix:TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal)
(datasheet ~)
(libsource (lib Connector) (part Conn_01x02_Male) (description "Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/)"))
(sheetpath (names /) (tstamps /))
(tstamp 6392A12E))
(comp (ref C3)
(value 100n)
(footprint Capacitor_THT:C_Disc_D5.0mm_W2.5mm_P5.00mm)
(datasheet ~)
(libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 6398D053))
(comp (ref JP2)
(value "Invert pulse")
(footprint Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical)
(datasheet ~)
(libsource (lib Jumper) (part Jumper_3_Bridged12) (description "Jumper, 3-pole, pins 1+2 closed/bridged"))
(sheetpath (names /) (tstamps /))
(tstamp 63B25D42))
(comp (ref H4)
(value MountingHole)
(footprint MountingHole:MountingHole_3.2mm_M3_DIN965_Pad)
(datasheet ~)
(libsource (lib Mechanical) (part MountingHole) (description "Mounting Hole without connection"))
(sheetpath (names /) (tstamps /))
(tstamp 63B91EC4))
(comp (ref H3)
(value MountingHole)
(footprint MountingHole:MountingHole_3.2mm_M3_DIN965_Pad)
(datasheet ~)
(libsource (lib Mechanical) (part MountingHole) (description "Mounting Hole without connection"))
(sheetpath (names /) (tstamps /))
(tstamp 63B92CBB))
(comp (ref H2)
(value MountingHole)
(footprint MountingHole:MountingHole_3.2mm_M3_DIN965_Pad)
(datasheet ~)
(libsource (lib Mechanical) (part MountingHole) (description "Mounting Hole without connection"))
(sheetpath (names /) (tstamps /))
(tstamp 63B92FD1))
(comp (ref H1)
(value MountingHole)
(footprint MountingHole:MountingHole_3.2mm_M3_DIN965_Pad)
(datasheet ~)
(libsource (lib Mechanical) (part MountingHole) (description "Mounting Hole without connection"))
(sheetpath (names /) (tstamps /))
(tstamp 63B932DF)))
(libparts
(libpart (lib 74xx) (part 74HC14)
(aliases
(alias 74LS14))
(description "Hex inverter schmitt trigger")
(docs http://www.ti.com/lit/gpn/sn74HC14)
(footprints
(fp DIP*W7.62mm*))
(fields
(field (name Reference) U)
(field (name Value) 74HC14))
(pins
(pin (num 1) (name ~) (type input))
(pin (num 2) (name ~) (type output))
(pin (num 3) (name ~) (type input))
(pin (num 4) (name ~) (type output))
(pin (num 5) (name ~) (type input))
(pin (num 6) (name ~) (type output))
(pin (num 7) (name GND) (type power_in))
(pin (num 8) (name ~) (type output))
(pin (num 9) (name ~) (type input))
(pin (num 10) (name ~) (type output))
(pin (num 11) (name ~) (type input))
(pin (num 12) (name ~) (type output))
(pin (num 13) (name ~) (type input))
(pin (num 14) (name VCC) (type power_in))))
(libpart (lib Amplifier_Operational) (part LM2904)
(aliases
(alias LM358)
(alias AD8620)
(alias LMC6062)
(alias LMC6082)
(alias TL062)
(alias TL072)
(alias TL082)
(alias NE5532)
(alias SA5532)
(alias RC4558)
(alias RC4560)
(alias RC4580)
(alias LMV358)
(alias TS912)
(alias TSV912IDT)
(alias TSV912IST)
(alias TLC272)
(alias TLC277)
(alias MCP602)
(alias OPA1678)
(alias OPA2134)
(alias OPA2340)
(alias OPA2376xxD)
(alias OPA2376xxDGK)
(alias MC33078)
(alias MC33178)
(alias LM4562)
(alias OP249)
(alias OP275)
(alias ADA4075-2)
(alias MCP6002-xP)
(alias MCP6002-xSN)
(alias MCP6002-xMS)
(alias LM7332)
(alias OPA2333xxD)
(alias OPA2333xxDGK)
(alias LMC6482)
(alias LT1492)
(alias LTC6081xMS8)
(alias LM6172)
(alias MCP6L92)
(alias NJM2043)
(alias NJM2114)
(alias NJM4556A)
(alias NJM4558)
(alias NJM4559)
(alias NJM4560)
(alias NJM4580)
(alias NJM5532)
(alias ADA4807-2ARM)
(alias OPA2691)
(alias LT6234)
(alias OPA2356xxD)
(alias OPA2356xxDGK)
(alias OPA1612AxD)
(alias MC33172)
(alias OPA1602)
(alias TLV2372)
(alias LT6237))
(description "Dual Operational Amplifiers, DIP-8/SOIC-8/TSSOP-8/VSSOP-8")
(docs http://www.ti.com/lit/ds/symlink/lm358.pdf)
(footprints
(fp SOIC*3.9x4.9mm*P1.27mm*)
(fp DIP*W7.62mm*)
(fp TO*99*)
(fp OnSemi*Micro8*)
(fp TSSOP*3x3mm*P0.65mm*)
(fp TSSOP*4.4x3mm*P0.65mm*)
(fp MSOP*3x3mm*P0.65mm*)
(fp SSOP*3.9x4.9mm*P0.635mm*)
(fp LFCSP*2x2mm*P0.5mm*)
(fp *SIP*)
(fp SOIC*5.3x6.2mm*P1.27mm*))
(fields
(field (name Reference) U)
(field (name Value) LM2904))
(pins
(pin (num 1) (name ~) (type output))
(pin (num 2) (name -) (type input))
(pin (num 3) (name +) (type input))
(pin (num 4) (name V-) (type power_in))
(pin (num 5) (name +) (type input))
(pin (num 6) (name -) (type input))
(pin (num 7) (name ~) (type output))
(pin (num 8) (name V+) (type power_in))))
(libpart (lib Connector) (part Conn_01x02_Male)
(description "Generic connector, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/)")
(docs ~)
(footprints
(fp Connector*:*_1x??_*))
(fields
(field (name Reference) J)
(field (name Value) Conn_01x02_Male))
(pins
(pin (num 1) (name Pin_1) (type passive))
(pin (num 2) (name Pin_2) (type passive))))
(libpart (lib Device) (part CP_Small)
(description "Polarized capacitor, small symbol")
(docs ~)
(footprints
(fp CP_*))
(fields
(field (name Reference) C)
(field (name Value) CP_Small))
(pins
(pin (num 1) (name ~) (type passive))
(pin (num 2) (name ~) (type passive))))
(libpart (lib Device) (part C_Small)
(description "Unpolarized capacitor, small symbol")
(docs ~)
(footprints
(fp C_*))
(fields
(field (name Reference) C)
(field (name Value) C_Small))
(pins
(pin (num 1) (name ~) (type passive))
(pin (num 2) (name ~) (type passive))))
(libpart (lib Device) (part Jumper_NO_Small)
(description "Jumper, normally open, small symbol")
(docs ~)
(footprints
(fp SolderJumper*Open*))
(fields
(field (name Reference) JP)
(field (name Value) Jumper_NO_Small))
(pins
(pin (num 1) (name 1) (type passive))
(pin (num 2) (name 2) (type passive))))
(libpart (lib Device) (part LED_Small_ALT)
(description "Light emitting diode, small symbol, filled shape")
(docs ~)
(footprints
(fp LED*)
(fp LED_SMD:*)
(fp LED_THT:*))
(fields
(field (name Reference) D)
(field (name Value) LED_Small_ALT))
(pins
(pin (num 1) (name K) (type passive))
(pin (num 2) (name A) (type passive))))
(libpart (lib Device) (part R_POT_Small)
(description Potentiometer)
(docs ~)
(footprints
(fp Potentiometer*))
(fields
(field (name Reference) RV)
(field (name Value) R_POT_Small))
(pins
(pin (num 1) (name 1) (type passive))
(pin (num 2) (name 2) (type passive))
(pin (num 3) (name 3) (type passive))))
(libpart (lib Device) (part R_Small)
(description "Resistor, small symbol")
(docs ~)
(footprints
(fp R_*))
(fields
(field (name Reference) R)
(field (name Value) R_Small))
(pins
(pin (num 1) (name ~) (type passive))
(pin (num 2) (name ~) (type passive))))
(libpart (lib Jumper) (part Jumper_3_Bridged12)
(description "Jumper, 3-pole, pins 1+2 closed/bridged")
(docs ~)
(footprints
(fp SolderJumper*Bridged12*))
(fields
(field (name Reference) JP)
(field (name Value) Jumper_3_Bridged12))
(pins
(pin (num 1) (name A) (type passive))
(pin (num 2) (name C) (type input))
(pin (num 3) (name B) (type passive))))
(libpart (lib Mechanical) (part MountingHole)
(description "Mounting Hole without connection")
(docs ~)
(footprints
(fp MountingHole*))
(fields
(field (name Reference) H)
(field (name Value) MountingHole)))
(libpart (lib Regulator_Switching) (part TSR_1-2450)
(aliases
(alias TSR_1-2412)
(alias TSR_1-2415)
(alias TSR_1-2418)
(alias TSR_1-2425)
(alias TSR_1-2433)
(alias TSR_1-2465)
(alias TSR_1-2490)
(alias TSR_1-24120)
(alias TSR_1-24150))
(description "1A step-down regulator module, fixed 5V output voltage, 5-36V input voltage, -40°C to +85°C temperature range, TO-220 compatible LM78xx replacement")
(docs http://www.tracopower.com/products/tsr1.pdf)
(footprints
(fp Converter*DCDC*TRACO*TSR?1*))
(fields
(field (name Reference) U)
(field (name Value) TSR_1-2450)
(field (name Footprint) Converter_DCDC:Converter_DCDC_TRACO_TSR-1_THT))
(pins
(pin (num 1) (name Vin) (type power_in))
(pin (num 2) (name GND) (type power_in))
(pin (num 3) (name Vout) (type power_out))))
(libpart (lib Sensor_Optical) (part BPW34)
(aliases
(alias BP104))
(description "Silicon PIN Photodiode")
(docs http://www.vishay.com/docs/81521/bpw34.pdf)
(footprints
(fp Osram*DIL2*4.3x4.65mm*P5.08*))
(fields
(field (name Reference) D)
(field (name Value) BPW34)
(field (name Footprint) OptoDevice:Osram_DIL2_4.3x4.65mm_P5.08mm))
(pins
(pin (num 1) (name K) (type passive))
(pin (num 2) (name A) (type passive))))
(libpart (lib mtk_processor) (part ENC28J60)
(fields
(field (name Reference) U)
(field (name Value) ENC28J60))
(pins
(pin (num 1) (name GND) (type passive))
(pin (num 2) (name 3V3) (type power_in))
(pin (num 3) (name CS) (type input))
(pin (num 4) (name RESET) (type input))
(pin (num 5) (name SI) (type input))
(pin (num 6) (name SCK) (type input))
(pin (num 7) (name WOL) (type output))
(pin (num 8) (name SO) (type output))
(pin (num 9) (name CLKO) (type output))
(pin (num 10) (name INT) (type output))
(pin (num 11) (name GND) (type passive))
(pin (num 12) (name VCC) (type power_in))))
(libpart (lib mtk_processor) (part arduino_pro_mini)
(fields
(field (name Reference) U)
(field (name Value) arduino_pro_mini))
(pins
(pin (num 1) (name IO10) (type BiDi))
(pin (num 2) (name IO11) (type BiDi))
(pin (num 3) (name IO12) (type BiDi))
(pin (num 4) (name IO13) (type BiDi))
(pin (num 5) (name ADC0) (type BiDi))
(pin (num 6) (name ADC1) (type BiDi))
(pin (num 7) (name ADC2) (type BiDi))
(pin (num 8) (name ADC3) (type BiDi))
(pin (num 9) (name +5V) (type power_in))
(pin (num 10) (name RESET) (type input))
(pin (num 11) (name GND) (type power_in))
(pin (num 12) (name +9V) (type power_in))
(pin (num 13) (name TX) (type output))
(pin (num 14) (name RX) (type input))
(pin (num 15) (name RESET) (type input))
(pin (num 16) (name GND) (type power_in))
(pin (num 17) (name IO2) (type BiDi))
(pin (num 18) (name IO3) (type BiDi))
(pin (num 19) (name IO4) (type BiDi))
(pin (num 20) (name IO5) (type BiDi))
(pin (num 21) (name IO6) (type BiDi))
(pin (num 22) (name IO7) (type BiDi))
(pin (num 23) (name IO8) (type BiDi))
(pin (num 24) (name IO9) (type BiDi)))))
(libraries
(library (logical 74xx)
(uri /home/marcel/kicad_sources/kicad-symbols-master/74xx.lib))
(library (logical Amplifier_Operational)
(uri /home/marcel/kicad_sources/kicad-symbols-master/Amplifier_Operational.lib))
(library (logical Connector)
(uri /usr/share/kicad/library/Connector.lib))
(library (logical Device)
(uri /home/marcel/kicad_sources/kicad-symbols-master/Device.lib))
(library (logical Jumper)
(uri /home/marcel/kicad_sources/kicad-symbols-master/Jumper.lib))
(library (logical Mechanical)
(uri /usr/share/kicad/library/Mechanical.lib))
(library (logical Regulator_Switching)
(uri /home/marcel/kicad_sources/kicad-symbols-master/Regulator_Switching.lib))
(library (logical Sensor_Optical)
(uri /home/marcel/kicad_sources/kicad-symbols-master/Sensor_Optical.lib))
(library (logical mtk_processor)
(uri /home/marcel/Documenten/electronische_projecten/KiCad_libraries/mtk_processor.lib)))
(nets
(net (code 1) (name VCC)
(node (ref D1) (pin 1))
(node (ref RV1) (pin 1))
(node (ref U1) (pin 12))
(node (ref U5) (pin 14))
(node (ref RV1) (pin 2))
(node (ref C6) (pin 1))
(node (ref U3) (pin 9))
(node (ref U6) (pin 3))
(node (ref C7) (pin 1))
(node (ref C2) (pin 1))
(node (ref U2) (pin 8))
(node (ref C1) (pin 1)))
(net (code 2) (name "Net-(U2-Pad6)")
(node (ref U2) (pin 6))
(node (ref U2) (pin 7)))
(net (code 3) (name "Net-(JP1-Pad1)")
(node (ref U3) (pin 19))
(node (ref JP1) (pin 1)))
(net (code 4) (name "Net-(U5-Pad4)")
(node (ref U5) (pin 4)))
(net (code 5) (name "Net-(U5-Pad2)")
(node (ref U5) (pin 2)))
(net (code 6) (name "Net-(R4-Pad2)")
(node (ref R4) (pin 2))
(node (ref U3) (pin 24)))
(net (code 7) (name "Net-(U5-Pad6)")
(node (ref U5) (pin 6)))
(net (code 8) (name "Net-(U5-Pad8)")
(node (ref U5) (pin 8)))
(net (code 9) (name GND)
(node (ref R2) (pin 2))
(node (ref C1) (pin 2))
(node (ref C2) (pin 2))
(node (ref C5) (pin 2))
(node (ref C4) (pin 2))
(node (ref U6) (pin 2))
(node (ref U1) (pin 11))
(node (ref U2) (pin 5))
(node (ref U3) (pin 11))
(node (ref R1) (pin 2))
(node (ref U3) (pin 16))
(node (ref C6) (pin 2))
(node (ref J1) (pin 2))
(node (ref U5) (pin 7))
(node (ref U5) (pin 9))
(node (ref U5) (pin 5))
(node (ref U5) (pin 3))
(node (ref U5) (pin 1))
(node (ref JP1) (pin 2))
(node (ref D2) (pin 1))
(node (ref C7) (pin 2))
(node (ref U2) (pin 4))
(node (ref C3) (pin 2)))
(net (code 10) (name "Net-(JP2-Pad1)")
(node (ref U5) (pin 10))
(node (ref JP2) (pin 1)))
(net (code 11) (name "Net-(JP2-Pad2)")
(node (ref U3) (pin 17))
(node (ref JP2) (pin 2)))
(net (code 12) (name "Net-(JP2-Pad3)")
(node (ref U5) (pin 12))
(node (ref JP2) (pin 3))
(node (ref U5) (pin 11)))
(net (code 13) (name "Net-(D2-Pad2)")
(node (ref R4) (pin 1))
(node (ref D2) (pin 2)))
(net (code 14) (name "Net-(C4-Pad1)")
(node (ref U6) (pin 1))
(node (ref J1) (pin 1))
(node (ref C5) (pin 1))
(node (ref C4) (pin 1)))
(net (code 15) (name "Net-(U1-Pad1)")
(node (ref U1) (pin 1)))
(net (code 16) (name "Net-(U1-Pad8)")
(node (ref U1) (pin 8))
(node (ref U3) (pin 3)))
(net (code 17) (name "Net-(U1-Pad10)")
(node (ref U1) (pin 10)))
(net (code 18) (name "Net-(U1-Pad2)")
(node (ref U1) (pin 2)))
(net (code 19) (name "Net-(U1-Pad3)")
(node (ref U3) (pin 1))
(node (ref U1) (pin 3)))
(net (code 20) (name "Net-(U1-Pad4)")
(node (ref U1) (pin 4))
(node (ref U3) (pin 10)))
(net (code 21) (name "Net-(U1-Pad5)")
(node (ref U1) (pin 5))
(node (ref U3) (pin 2)))
(net (code 22) (name "Net-(U1-Pad6)")
(node (ref U3) (pin 4))
(node (ref U1) (pin 6)))
(net (code 23) (name "Net-(U1-Pad7)")
(node (ref U1) (pin 7)))
(net (code 24) (name "Net-(U1-Pad9)")
(node (ref U1) (pin 9)))
(net (code 25) (name "Net-(C3-Pad1)")
(node (ref D1) (pin 2))
(node (ref R1) (pin 1))
(node (ref C3) (pin 1))
(node (ref U2) (pin 2)))
(net (code 26) (name "Net-(U3-Pad12)")
(node (ref U3) (pin 12)))
(net (code 27) (name "Net-(U3-Pad13)")
(node (ref U3) (pin 13)))
(net (code 28) (name "Net-(U3-Pad14)")
(node (ref U3) (pin 14)))
(net (code 29) (name "Net-(U3-Pad15)")
(node (ref U3) (pin 15)))
(net (code 30) (name "Net-(U3-Pad18)")
(node (ref U3) (pin 18)))
(net (code 31) (name "Net-(U3-Pad20)")
(node (ref U3) (pin 20)))
(net (code 32) (name "Net-(U3-Pad21)")
(node (ref U3) (pin 21)))
(net (code 33) (name "Net-(U3-Pad22)")
(node (ref U3) (pin 22)))
(net (code 34) (name "Net-(U3-Pad23)")
(node (ref U3) (pin 23)))
(net (code 35) (name "Net-(U3-Pad5)")
(node (ref U3) (pin 5)))
(net (code 36) (name "Net-(U3-Pad6)")
(node (ref U3) (pin 6)))
(net (code 37) (name "Net-(U3-Pad7)")
(node (ref U3) (pin 7)))
(net (code 38) (name "Net-(U3-Pad8)")
(node (ref U3) (pin 8)))
(net (code 39) (name "Net-(R2-Pad1)")
(node (ref R3) (pin 2))
(node (ref RV1) (pin 3))
(node (ref U2) (pin 3))
(node (ref R2) (pin 1)))
(net (code 40) (name "Net-(R3-Pad1)")
(node (ref U2) (pin 1))
(node (ref U5) (pin 13))
(node (ref R3) (pin 1)))))