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µLevel.net
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µLevel.net
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(export (version D)
(design
(source "C:\\Users\\mabo\\Documents\\Viking Elabs\\µLevel\\µLevel\\µLevel.sch")
(date "30-06-2020 19:10:28")
(tool "Eeschema (5.1.5)-3")
(sheet (number 1) (name /) (tstamps /)
(title_block
(title)
(company)
(rev)
(date)
(source µLevel.sch)
(comment (number 1) (value ""))
(comment (number 2) (value ""))
(comment (number 3) (value ""))
(comment (number 4) (value "")))))
(components
(comp (ref U1)
(value ATtiny202-SS)
(footprint Package_SO:SOIC-8_3.9x4.9mm_P1.27mm)
(datasheet http://ww1.microchip.com/downloads/en/DeviceDoc/ATtiny202-402-AVR-MCU-with-Core-Independent-Peripherals_and-picoPower-40001969A.pdf)
(libsource (lib MCU_Microchip_ATtiny) (part ATtiny202-SS) (description "20MHz, 2kB Flash, 128B SRAM, 64B EEPROM, SOIC-8"))
(sheetpath (names /) (tstamps /))
(tstamp 5EF3E649))
(comp (ref R3)
(value 10k)
(footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
(datasheet ~)
(libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 5EF8FF16))
(comp (ref R2)
(value 4k7)
(footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
(datasheet ~)
(libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 5EF6F1D8))
(comp (ref R4)
(value 10k)
(footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
(datasheet ~)
(libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 5EF91A1A))
(comp (ref C1)
(value 10n)
(footprint Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
(datasheet ~)
(libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 5EF9D698))
(comp (ref R1)
(value 10k)
(footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
(datasheet ~)
(libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFA68A2))
(comp (ref C4)
(value 10uF)
(footprint Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
(datasheet ~)
(libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFADFC4))
(comp (ref R5)
(value 100)
(footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
(datasheet ~)
(libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFB57DC))
(comp (ref R6)
(value 100)
(footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
(datasheet ~)
(libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFB5BEB))
(comp (ref C2)
(value 0.1uF)
(footprint Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
(datasheet ~)
(libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFB902C))
(comp (ref Q1)
(value S8550)
(footprint Package_TO_SOT_SMD:SOT-23)
(datasheet http://www.unisonic.com.tw/datasheet/S8550.pdf)
(libsource (lib Transistor_BJT) (part S8550) (description "0.7A Ic, 20V Vce, Low Voltage High Current PNP Transistor, TO-92"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFBAD95))
(comp (ref R7)
(value 20k)
(footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
(datasheet ~)
(libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFCB2F3))
(comp (ref R8)
(value 8k2)
(footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
(datasheet ~)
(libsource (lib Device) (part R_Small) (description "Resistor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFCB83C))
(comp (ref C3)
(value 10uF)
(footprint Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
(datasheet ~)
(libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFD3847))
(comp (ref C5)
(value 0.1uF)
(footprint Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
(datasheet ~)
(libsource (lib Device) (part C_Small) (description "Unpolarized capacitor, small symbol"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFDD335))
(comp (ref J1)
(value Conn_01x06_Male)
(footprint Connector_PinHeader_1.27mm:PinHeader_1x06_P1.27mm_Vertical)
(datasheet ~)
(libsource (lib Connector) (part Conn_01x06_Male) (description "Generic connector, single row, 01x06, script generated (kicad-library-utils/schlib/autogen/connector/)"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFEB285))
(comp (ref J2)
(value Conn_01x04_Male)
(footprint Connector_PinHeader_1.27mm:PinHeader_1x04_P1.27mm_Vertical)
(datasheet ~)
(libsource (lib Connector) (part Conn_01x04_Male) (description "Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/)"))
(sheetpath (names /) (tstamps /))
(tstamp 5F012BE9))
(comp (ref J3)
(value Conn_01x04_Male)
(footprint Connector_PinHeader_1.27mm:PinHeader_1x04_P1.27mm_Vertical)
(datasheet ~)
(libsource (lib Connector) (part Conn_01x04_Male) (description "Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/)"))
(sheetpath (names /) (tstamps /))
(tstamp 5F026FEF))
(comp (ref U2)
(value HX711)
(footprint µLevel:HX711)
(libsource (lib µLevel) (part HX711) (description ""))
(sheetpath (names /) (tstamps /))
(tstamp 5EFFA989))
(comp (ref R9)
(value R_Gauge)
(footprint µLevel:Gauge)
(datasheet ~)
(libsource (lib Device) (part R_Variable) (description "Variable resistor"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFFD97D))
(comp (ref R11)
(value R_Gauge)
(footprint µLevel:Gauge)
(datasheet ~)
(libsource (lib Device) (part R_Variable) (description "Variable resistor"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFFDF51))
(comp (ref R10)
(value R_Gauge)
(footprint µLevel:Gauge)
(datasheet ~)
(libsource (lib Device) (part R_Variable) (description "Variable resistor"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFFE3E3))
(comp (ref R12)
(value R_Gauge)
(footprint µLevel:Gauge)
(datasheet ~)
(libsource (lib Device) (part R_Variable) (description "Variable resistor"))
(sheetpath (names /) (tstamps /))
(tstamp 5EFFE7FE)))
(libparts
(libpart (lib Connector) (part Conn_01x04_Male)
(description "Generic connector, single row, 01x04, script generated (kicad-library-utils/schlib/autogen/connector/)")
(docs ~)
(footprints
(fp Connector*:*_1x??_*))
(fields
(field (name Reference) J)
(field (name Value) Conn_01x04_Male))
(pins
(pin (num 1) (name Pin_1) (type passive))
(pin (num 2) (name Pin_2) (type passive))
(pin (num 3) (name Pin_3) (type passive))
(pin (num 4) (name Pin_4) (type passive))))
(libpart (lib Connector) (part Conn_01x06_Male)
(description "Generic connector, single row, 01x06, script generated (kicad-library-utils/schlib/autogen/connector/)")
(docs ~)
(footprints
(fp Connector*:*_1x??_*))
(fields
(field (name Reference) J)
(field (name Value) Conn_01x06_Male))
(pins
(pin (num 1) (name Pin_1) (type passive))
(pin (num 2) (name Pin_2) (type passive))
(pin (num 3) (name Pin_3) (type passive))
(pin (num 4) (name Pin_4) (type passive))
(pin (num 5) (name Pin_5) (type passive))
(pin (num 6) (name Pin_6) (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 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 Device) (part R_Variable)
(description "Variable resistor")
(docs ~)
(footprints
(fp R_*))
(fields
(field (name Reference) R)
(field (name Value) R_Variable))
(pins
(pin (num 1) (name ~) (type passive))
(pin (num 2) (name ~) (type passive))))
(libpart (lib MCU_Microchip_ATtiny) (part ATtiny202-SS)
(aliases
(alias ATtiny402-SS)
(alias ATtiny212-SS)
(alias ATtiny412-SS))
(description "20MHz, 2kB Flash, 128B SRAM, 64B EEPROM, SOIC-8")
(docs http://ww1.microchip.com/downloads/en/DeviceDoc/ATtiny202-402-AVR-MCU-with-Core-Independent-Peripherals_and-picoPower-40001969A.pdf)
(footprints
(fp SOIC*3.9x4.9mm*P1.27mm*))
(fields
(field (name Reference) U)
(field (name Value) ATtiny202-SS)
(field (name Footprint) Package_SO:SOIC-8_3.9x4.9mm_P1.27mm))
(pins
(pin (num 1) (name VCC) (type power_in))
(pin (num 2) (name PA6) (type BiDi))
(pin (num 3) (name PA7) (type BiDi))
(pin (num 4) (name PA1) (type BiDi))
(pin (num 5) (name PA2) (type BiDi))
(pin (num 6) (name ~RESET~/PA0) (type BiDi))
(pin (num 7) (name PA3) (type BiDi))
(pin (num 8) (name GND) (type power_in))))
(libpart (lib Transistor_BJT) (part S8550)
(description "0.7A Ic, 20V Vce, Low Voltage High Current PNP Transistor, TO-92")
(docs http://www.unisonic.com.tw/datasheet/S8550.pdf)
(footprints
(fp TO?92*))
(fields
(field (name Reference) Q)
(field (name Value) S8550)
(field (name Footprint) Package_TO_SOT_THT:TO-92_Inline))
(pins
(pin (num 1) (name E) (type passive))
(pin (num 2) (name B) (type input))
(pin (num 3) (name C) (type passive))))
(libpart (lib µLevel) (part HX711)
(fields
(field (name Reference) U)
(field (name Value) HX711))
(pins
(pin (num 1) (name VSUP) (type power_in))
(pin (num 2) (name BASE) (type output))
(pin (num 3) (name AVDD) (type power_in))
(pin (num 4) (name VFB) (type input))
(pin (num 5) (name AGND) (type passive))
(pin (num 6) (name VBG) (type input))
(pin (num 7) (name INNA) (type input))
(pin (num 8) (name INPA) (type input))
(pin (num 9) (name INPB) (type passive))
(pin (num 10) (name INNB) (type passive))
(pin (num 11) (name PD_SCK) (type input))
(pin (num 12) (name DOUT) (type output))
(pin (num 13) (name XO) (type input))
(pin (num 14) (name XI) (type passive))
(pin (num 15) (name RATE) (type passive))
(pin (num 16) (name DVDD) (type power_in)))))
(libraries
(library (logical Connector)
(uri "C:\\Program Files\\KiCad\\share\\kicad\\library/Connector.lib"))
(library (logical Device)
(uri "C:\\Program Files\\KiCad\\share\\kicad\\library/Device.lib"))
(library (logical MCU_Microchip_ATtiny)
(uri "C:\\Program Files\\KiCad\\share\\kicad\\library/MCU_Microchip_ATtiny.lib"))
(library (logical Transistor_BJT)
(uri "C:\\Program Files\\KiCad\\share\\kicad\\library/Transistor_BJT.lib"))
(library (logical µLevel)
(uri "C:\\Users\\mabo\\Documents\\Viking Elabs\\µLevel\\µLevel/µLevel.lib")))
(nets
(net (code 1) (name AVDD)
(node (ref C3) (pin 1))
(node (ref U2) (pin 3))
(node (ref R9) (pin 1))
(node (ref Q1) (pin 3))
(node (ref R7) (pin 1))
(node (ref R11) (pin 1))
(node (ref J2) (pin 1))
(node (ref J3) (pin 1)))
(net (code 2) (name SCL)
(node (ref R3) (pin 1))
(node (ref U1) (pin 5))
(node (ref J1) (pin 4)))
(net (code 3) (name SDA)
(node (ref R4) (pin 1))
(node (ref J1) (pin 3))
(node (ref U1) (pin 4)))
(net (code 4) (name UDPI)
(node (ref R2) (pin 1))
(node (ref J1) (pin 6)))
(net (code 5) (name Trigger)
(node (ref C1) (pin 1))
(node (ref R1) (pin 2))
(node (ref J1) (pin 5)))
(net (code 6) (name V_Sig+)
(node (ref R12) (pin 1))
(node (ref R11) (pin 2))
(node (ref R5) (pin 2))
(node (ref J3) (pin 3))
(node (ref J2) (pin 3)))
(net (code 7) (name V_Sig-)
(node (ref J3) (pin 4))
(node (ref R6) (pin 2))
(node (ref R10) (pin 1))
(node (ref R9) (pin 2))
(node (ref J2) (pin 4)))
(net (code 8) (name Clock)
(node (ref U1) (pin 7))
(node (ref U2) (pin 11)))
(net (code 9) (name "Net-(R7-Pad2)")
(node (ref R8) (pin 1))
(node (ref U2) (pin 4))
(node (ref R7) (pin 2)))
(net (code 10) (name GND)
(node (ref U1) (pin 8))
(node (ref R8) (pin 2))
(node (ref J1) (pin 2))
(node (ref C4) (pin 2))
(node (ref J2) (pin 2))
(node (ref C5) (pin 2))
(node (ref U2) (pin 9))
(node (ref U2) (pin 5))
(node (ref U2) (pin 15))
(node (ref U2) (pin 14))
(node (ref J3) (pin 2))
(node (ref U2) (pin 10))
(node (ref R10) (pin 2))
(node (ref R12) (pin 2))
(node (ref C3) (pin 2))
(node (ref C1) (pin 2)))
(net (code 11) (name "Net-(C5-Pad1)")
(node (ref C5) (pin 1))
(node (ref U2) (pin 6)))
(net (code 12) (name "Net-(C2-Pad2)")
(node (ref C2) (pin 2))
(node (ref U2) (pin 8))
(node (ref R6) (pin 1)))
(net (code 13) (name "Net-(C2-Pad1)")
(node (ref R5) (pin 1))
(node (ref C2) (pin 1))
(node (ref U2) (pin 7)))
(net (code 14) (name "Net-(U2-Pad13)")
(node (ref U2) (pin 13)))
(net (code 15) (name Gauge_Out)
(node (ref U2) (pin 12))
(node (ref U1) (pin 2)))
(net (code 16) (name +5V)
(node (ref C4) (pin 1))
(node (ref U2) (pin 16))
(node (ref J1) (pin 1))
(node (ref Q1) (pin 1))
(node (ref U1) (pin 1))
(node (ref U2) (pin 1))
(node (ref R3) (pin 2))
(node (ref R4) (pin 2)))
(net (code 17) (name "Net-(R1-Pad1)")
(node (ref U1) (pin 3))
(node (ref R1) (pin 1)))
(net (code 18) (name "Net-(R2-Pad2)")
(node (ref R2) (pin 2))
(node (ref U1) (pin 6)))
(net (code 19) (name "Net-(Q1-Pad2)")
(node (ref U2) (pin 2))
(node (ref Q1) (pin 2)))))