PCB

(export (version D)
  (design
    (source "C:\\Users\\andre.000\\Documents\\KiCad\\Design a Kitchen Timer with KiCad\\Kitchen Timer\\Kitchen Timer.sch")
    (date "2020-08-03 2:04:59 AM")
    (tool "Eeschema (5.1.5)-3")
    (sheet (number 1) (name /) (tstamps /)
      (title_block
        (title)
        (company)
        (rev)
        (date)
        (source "Kitchen Timer.sch")
        (comment (number 1) (value ""))
        (comment (number 2) (value ""))
        (comment (number 3) (value ""))
        (comment (number 4) (value "")))))
  (components
    (comp (ref J1)
      (value USB_B_Micro)
      (footprint Connector_USB:USB_Micro-B_GCT_USB3076-30-A)
      (datasheet ~)
      (libsource (lib Connector) (part USB_B_Micro) (description "USB Micro Type B connector"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E974B92))
    (comp (ref R2)
      (value 22Ω)
      (footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part R_US) (description "Resistor, US symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E9776BE))
    (comp (ref R1)
      (value 22Ω)
      (footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part R_US) (description "Resistor, US symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E976A2A))
    (comp (ref C3)
      (value 1μF)
      (footprint Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part CP) (description "Polarized capacitor"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E9825CE))
    (comp (ref C1)
      (value 12-22pF)
      (footprint Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part C) (description "Unpolarized capacitor"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E9843E7))
    (comp (ref C2)
      (value 12-22pF)
      (footprint Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part C) (description "Unpolarized capacitor"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E984F5E))
    (comp (ref Y1)
      (value Crystal)
      (footprint Crystal:Crystal_SMD_HC49-SD_HandSoldering)
      (datasheet ~)
      (libsource (lib Device) (part Crystal) (description "Two pin crystal"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E985BA1))
    (comp (ref SW1)
      (value SW_Push)
      (footprint Button_Switch_THT:SW_PUSH_6mm)
      (datasheet ~)
      (libsource (lib Switch) (part SW_Push) (description "Push button switch, generic, two pins"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E98DA49))
    (comp (ref U1)
      (value ATmega32U4-AU)
      (footprint Package_QFP:TQFP-44_10x10mm_P0.8mm)
      (datasheet http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-7766-8-bit-AVR-ATmega16U4-32U4_Datasheet.pdf)
      (libsource (lib MCU_Microchip_ATmega) (part ATmega32U4-AU) (description "16MHz, 32kB Flash, 2.5kB SRAM, 1kB EEPROM, USB 2.0, TQFP-44"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E950466))
    (comp (ref J2)
      (value AVR-ISP-6)
      (footprint Connector_IDC:IDC-Header_2x03_P2.54mm_Vertical)
      (datasheet " ~")
      (libsource (lib Connector) (part AVR-ISP-6) (description "Atmel 6-pin ISP connector"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E997169))
    (comp (ref U2)
      (value HDSP-B04E)
      (footprint Display_7Segment:CA56-12CGKWA)
      (datasheet https://docs.broadcom.com/doc/AV02-0568EN)
      (libsource (lib MyCustomLibrary) (part HDSP-B04E) (description "4 digit 7 segment Green LED, common anode"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5E9AB8FE))
    (comp (ref R4)
      (value 300Ω)
      (footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part R_US) (description "Resistor, US symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5F2EABE0))
    (comp (ref R5)
      (value 300Ω)
      (footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part R_US) (description "Resistor, US symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5F2F1F22))
    (comp (ref R6)
      (value 300Ω)
      (footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part R_US) (description "Resistor, US symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5F2F22AD))
    (comp (ref R7)
      (value 300Ω)
      (footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part R_US) (description "Resistor, US symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5F2F2533))
    (comp (ref R8)
      (value 300Ω)
      (footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part R_US) (description "Resistor, US symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5F2F286C))
    (comp (ref R9)
      (value 300Ω)
      (footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part R_US) (description "Resistor, US symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5F2F2C01))
    (comp (ref R10)
      (value 300Ω)
      (footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part R_US) (description "Resistor, US symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5F2F2E27))
    (comp (ref R11)
      (value 300Ω)
      (footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part R_US) (description "Resistor, US symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5F2F30FF))
    (comp (ref SW2)
      (value SW_Push)
      (footprint Button_Switch_THT:SW_PUSH_6mm)
      (datasheet ~)
      (libsource (lib Switch) (part SW_Push) (description "Push button switch, generic, two pins"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5F321FC8))
    (comp (ref SW3)
      (value SW_Push)
      (footprint Button_Switch_THT:SW_PUSH_6mm)
      (datasheet ~)
      (libsource (lib Switch) (part SW_Push) (description "Push button switch, generic, two pins"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5F322687))
    (comp (ref BZ1)
      (value Buzzer)
      (footprint Buzzer_Beeper:Buzzer_12x9.5RM7.6)
      (datasheet ~)
      (libsource (lib Device) (part Buzzer) (description "Buzzer, polarized"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5F342B6D))
    (comp (ref R3)
      (value 100Ω)
      (footprint Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part R_US) (description "Resistor, US symbol"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5F349142))
    (comp (ref D1)
      (value LED)
      (footprint LED_SMD:LED_0805_2012Metric_Pad1.15x1.40mm_HandSolder)
      (datasheet ~)
      (libsource (lib Device) (part LED) (description "Light emitting diode"))
      (sheetpath (names /) (tstamps /))
      (tstamp 5F34CC14)))
  (libparts
    (libpart (lib Connector) (part AVR-ISP-6)
      (description "Atmel 6-pin ISP connector")
      (docs " ~")
      (footprints
        (fp IDC?Header*2x03*)
        (fp Pin?Header*2x03*))
      (fields
        (field (name Reference) J)
        (field (name Value) AVR-ISP-6))
      (pins
        (pin (num 1) (name MISO) (type passive))
        (pin (num 2) (name VCC) (type passive))
        (pin (num 3) (name SCK) (type passive))
        (pin (num 4) (name MOSI) (type passive))
        (pin (num 5) (name ~RST) (type passive))
        (pin (num 6) (name GND) (type passive))))
    (libpart (lib Connector) (part USB_B_Micro)
      (aliases
        (alias USB_B_Mini))
      (description "USB Micro Type B connector")
      (docs ~)
      (footprints
        (fp USB*))
      (fields
        (field (name Reference) J)
        (field (name Value) USB_B_Micro))
      (pins
        (pin (num 1) (name VBUS) (type power_out))
        (pin (num 2) (name D-) (type passive))
        (pin (num 3) (name D+) (type passive))
        (pin (num 4) (name ID) (type passive))
        (pin (num 5) (name GND) (type power_out))
        (pin (num 6) (name Shield) (type passive))))
    (libpart (lib Device) (part Buzzer)
      (description "Buzzer, polarized")
      (docs ~)
      (footprints
        (fp *Buzzer*))
      (fields
        (field (name Reference) BZ)
        (field (name Value) Buzzer))
      (pins
        (pin (num 1) (name -) (type passive))
        (pin (num 2) (name +) (type passive))))
    (libpart (lib Device) (part C)
      (description "Unpolarized capacitor")
      (docs ~)
      (footprints
        (fp C_*))
      (fields
        (field (name Reference) C)
        (field (name Value) C))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 2) (name ~) (type passive))))
    (libpart (lib Device) (part CP)
      (description "Polarized capacitor")
      (docs ~)
      (footprints
        (fp CP_*))
      (fields
        (field (name Reference) C)
        (field (name Value) CP))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 2) (name ~) (type passive))))
    (libpart (lib Device) (part Crystal)
      (description "Two pin crystal")
      (docs ~)
      (footprints
        (fp Crystal*))
      (fields
        (field (name Reference) Y)
        (field (name Value) Crystal))
      (pins
        (pin (num 1) (name 1) (type passive))
        (pin (num 2) (name 2) (type passive))))
    (libpart (lib Device) (part LED)
      (description "Light emitting diode")
      (docs ~)
      (footprints
        (fp LED*)
        (fp LED_SMD:*)
        (fp LED_THT:*))
      (fields
        (field (name Reference) D)
        (field (name Value) LED))
      (pins
        (pin (num 1) (name K) (type passive))
        (pin (num 2) (name A) (type passive))))
    (libpart (lib Device) (part R_US)
      (description "Resistor, US symbol")
      (docs ~)
      (footprints
        (fp R_*))
      (fields
        (field (name Reference) R)
        (field (name Value) R_US))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 2) (name ~) (type passive))))
    (libpart (lib MCU_Microchip_ATmega) (part ATmega16U4-AU)
      (aliases
        (alias ATmega16U4RC-AU)
        (alias ATmega32U4-AU)
        (alias ATmega32U4RC-AU))
      (description "16MHz, 16kB Flash, 1.25kB SRAM, 512B EEPROM, USB 2.0, TQFP-44")
      (docs http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-7766-8-bit-AVR-ATmega16U4-32U4_Datasheet.pdf)
      (footprints
        (fp TQFP*10x10mm*P0.8mm*))
      (fields
        (field (name Reference) U)
        (field (name Value) ATmega16U4-AU)
        (field (name Footprint) Package_QFP:TQFP-44_10x10mm_P0.8mm))
      (pins
        (pin (num 1) (name PE6) (type BiDi))
        (pin (num 2) (name UVCC) (type power_in))
        (pin (num 3) (name D-) (type BiDi))
        (pin (num 4) (name D+) (type BiDi))
        (pin (num 5) (name UGND) (type passive))
        (pin (num 6) (name UCAP) (type passive))
        (pin (num 7) (name VBUS) (type input))
        (pin (num 8) (name PB0) (type BiDi))
        (pin (num 9) (name PB1) (type BiDi))
        (pin (num 10) (name PB2) (type BiDi))
        (pin (num 11) (name PB3) (type BiDi))
        (pin (num 12) (name PB7) (type BiDi))
        (pin (num 13) (name ~RESET) (type input))
        (pin (num 14) (name VCC) (type power_in))
        (pin (num 15) (name GND) (type power_in))
        (pin (num 16) (name XTAL2) (type output))
        (pin (num 17) (name XTAL1) (type input))
        (pin (num 18) (name PD0) (type BiDi))
        (pin (num 19) (name PD1) (type BiDi))
        (pin (num 20) (name PD2) (type BiDi))
        (pin (num 21) (name PD3) (type BiDi))
        (pin (num 22) (name PD5) (type BiDi))
        (pin (num 23) (name GND) (type passive))
        (pin (num 24) (name AVCC) (type power_in))
        (pin (num 25) (name PD4) (type BiDi))
        (pin (num 26) (name PD6) (type BiDi))
        (pin (num 27) (name PD7) (type BiDi))
        (pin (num 28) (name PB4) (type BiDi))
        (pin (num 29) (name PB5) (type BiDi))
        (pin (num 30) (name PB6) (type BiDi))
        (pin (num 31) (name PC6) (type BiDi))
        (pin (num 32) (name PC7) (type BiDi))
        (pin (num 33) (name ~HWB~/PE2) (type BiDi))
        (pin (num 34) (name VCC) (type passive))
        (pin (num 35) (name GND) (type passive))
        (pin (num 36) (name PF7) (type BiDi))
        (pin (num 37) (name PF6) (type BiDi))
        (pin (num 38) (name PF5) (type BiDi))
        (pin (num 39) (name PF4) (type BiDi))
        (pin (num 40) (name PF1) (type BiDi))
        (pin (num 41) (name PF0) (type BiDi))
        (pin (num 42) (name AREF) (type passive))
        (pin (num 43) (name GND) (type passive))
        (pin (num 44) (name AVCC) (type passive))))
    (libpart (lib MyCustomLibrary) (part HDSP-B04E)
      (description "4 digit 7 segment Green LED, common anode")
      (docs https://docs.broadcom.com/doc/AV02-0568EN)
      (fields
        (field (name Reference) U)
        (field (name Value) HDSP-B04E)
        (field (name Footprint) Display_7Segment:CA56-12CGKWA))
      (pins
        (pin (num 1) (name e) (type input))
        (pin (num 2) (name d) (type input))
        (pin (num 3) (name DP) (type input))
        (pin (num 4) (name c) (type input))
        (pin (num 5) (name g) (type input))
        (pin (num 6) (name CA4) (type input))
        (pin (num 7) (name b) (type input))
        (pin (num 8) (name CA3) (type input))
        (pin (num 9) (name CA2) (type input))
        (pin (num 10) (name f) (type input))
        (pin (num 11) (name a) (type input))
        (pin (num 12) (name CA1) (type input))))
    (libpart (lib Switch) (part SW_Push)
      (description "Push button switch, generic, two pins")
      (docs ~)
      (fields
        (field (name Reference) SW)
        (field (name Value) SW_Push))
      (pins
        (pin (num 1) (name 1) (type passive))
        (pin (num 2) (name 2) (type passive)))))
  (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_ATmega)
      (uri "C:\\Program Files\\KiCad\\share\\kicad\\library/MCU_Microchip_ATmega.lib"))
    (library (logical MyCustomLibrary)
      (uri C:/Users/andre.000/Documents/KiCad/libs/MyCustomLibrary/MyCustomLibrary.lib))
    (library (logical Switch)
      (uri "C:\\Program Files\\KiCad\\share\\kicad\\library/Switch.lib")))
  (nets
    (net (code 1) (name "Net-(R11-Pad1)")
      (node (ref U2) (pin 3))
      (node (ref R11) (pin 1)))
    (net (code 2) (name "Net-(R10-Pad1)")
      (node (ref U2) (pin 5))
      (node (ref R10) (pin 1)))
    (net (code 3) (name "Net-(R9-Pad1)")
      (node (ref U2) (pin 10))
      (node (ref R9) (pin 1)))
    (net (code 4) (name "Net-(R8-Pad1)")
      (node (ref U2) (pin 1))
      (node (ref R8) (pin 1)))
    (net (code 5) (name "Net-(R7-Pad1)")
      (node (ref R7) (pin 1))
      (node (ref U2) (pin 2)))
    (net (code 6) (name "Net-(R6-Pad1)")
      (node (ref U2) (pin 4))
      (node (ref R6) (pin 1)))
    (net (code 7) (name "Net-(R5-Pad1)")
      (node (ref R5) (pin 1))
      (node (ref U2) (pin 7)))
    (net (code 8) (name /B)
      (node (ref R5) (pin 2))
      (node (ref U1) (pin 27)))
    (net (code 9) (name /Digit3)
      (node (ref U1) (pin 26))
      (node (ref U2) (pin 8)))
    (net (code 10) (name /Digit2)
      (node (ref U2) (pin 9))
      (node (ref U1) (pin 22)))
    (net (code 11) (name /Digit1)
      (node (ref U1) (pin 20))
      (node (ref U2) (pin 12)))
    (net (code 12) (name /DP)
      (node (ref R11) (pin 2))
      (node (ref U1) (pin 38)))
    (net (code 13) (name /G)
      (node (ref R10) (pin 2))
      (node (ref U1) (pin 40)))
    (net (code 14) (name /F)
      (node (ref R9) (pin 2))
      (node (ref U1) (pin 25)))
    (net (code 15) (name /E)
      (node (ref U1) (pin 36))
      (node (ref R8) (pin 2)))
    (net (code 16) (name /D)
      (node (ref U1) (pin 37))
      (node (ref R7) (pin 2)))
    (net (code 17) (name /C)
      (node (ref R6) (pin 2))
      (node (ref U1) (pin 39)))
    (net (code 18) (name "Net-(R4-Pad1)")
      (node (ref U2) (pin 11))
      (node (ref R4) (pin 1)))
    (net (code 19) (name GND)
      (node (ref C3) (pin 2))
      (node (ref C1) (pin 2))
      (node (ref C2) (pin 2))
      (node (ref U1) (pin 23))
      (node (ref U1) (pin 15))
      (node (ref J2) (pin 6))
      (node (ref U1) (pin 35))
      (node (ref U1) (pin 33))
      (node (ref U1) (pin 5))
      (node (ref U1) (pin 43))
      (node (ref SW1) (pin 1))
      (node (ref J1) (pin 5))
      (node (ref J1) (pin 6))
      (node (ref SW2) (pin 2))
      (node (ref D1) (pin 1))
      (node (ref SW3) (pin 2))
      (node (ref BZ1) (pin 2)))
    (net (code 20) (name /NRST)
      (node (ref J2) (pin 5))
      (node (ref U1) (pin 13))
      (node (ref SW1) (pin 2)))
    (net (code 21) (name /MISO)
      (node (ref J2) (pin 1))
      (node (ref U1) (pin 11)))
    (net (code 22) (name /MOSI)
      (node (ref J2) (pin 4))
      (node (ref U1) (pin 10)))
    (net (code 23) (name /A)
      (node (ref R4) (pin 2))
      (node (ref U1) (pin 21)))
    (net (code 24) (name /Digit4)
      (node (ref U2) (pin 6))
      (node (ref U1) (pin 41)))
    (net (code 25) (name /Button_A)
      (node (ref SW2) (pin 1))
      (node (ref U1) (pin 31)))
    (net (code 26) (name "Net-(BZ1-Pad1)")
      (node (ref U1) (pin 19))
      (node (ref BZ1) (pin 1)))
    (net (code 27) (name /Button_B)
      (node (ref SW3) (pin 1))
      (node (ref U1) (pin 32)))
    (net (code 28) (name "Net-(U1-Pad42)")
      (node (ref U1) (pin 42)))
    (net (code 29) (name "Net-(U1-Pad1)")
      (node (ref U1) (pin 1)))
    (net (code 30) (name "Net-(U1-Pad12)")
      (node (ref U1) (pin 12)))
    (net (code 31) (name "Net-(U1-Pad30)")
      (node (ref U1) (pin 30)))
    (net (code 32) (name "Net-(U1-Pad29)")
      (node (ref U1) (pin 29)))
    (net (code 33) (name "Net-(U1-Pad28)")
      (node (ref U1) (pin 28)))
    (net (code 34) (name "Net-(U1-Pad8)")
      (node (ref U1) (pin 8)))
    (net (code 35) (name "Net-(D1-Pad2)")
      (node (ref D1) (pin 2))
      (node (ref R3) (pin 1)))
    (net (code 36) (name "Net-(R3-Pad2)")
      (node (ref U1) (pin 18))
      (node (ref R3) (pin 2)))
    (net (code 37) (name "Net-(C1-Pad1)")
      (node (ref U1) (pin 17))
      (node (ref C1) (pin 1))
      (node (ref Y1) (pin 2)))
    (net (code 38) (name "Net-(C2-Pad1)")
      (node (ref Y1) (pin 1))
      (node (ref C2) (pin 1))
      (node (ref U1) (pin 16)))
    (net (code 39) (name "Net-(C3-Pad1)")
      (node (ref C3) (pin 1))
      (node (ref U1) (pin 6)))
    (net (code 40) (name VBUS)
      (node (ref U1) (pin 34))
      (node (ref J1) (pin 1))
      (node (ref U1) (pin 14))
      (node (ref U1) (pin 2))
      (node (ref U1) (pin 24))
      (node (ref J2) (pin 2))
      (node (ref U1) (pin 7))
      (node (ref U1) (pin 44)))
    (net (code 41) (name "Net-(J1-Pad2)")
      (node (ref J1) (pin 2))
      (node (ref R2) (pin 2)))
    (net (code 42) (name "Net-(J1-Pad3)")
      (node (ref J1) (pin 3))
      (node (ref R1) (pin 2)))
    (net (code 43) (name "Net-(R1-Pad1)")
      (node (ref U1) (pin 4))
      (node (ref R1) (pin 1)))
    (net (code 44) (name "Net-(R2-Pad1)")
      (node (ref U1) (pin 3))
      (node (ref R2) (pin 1)))
    (net (code 45) (name "Net-(J1-Pad4)")
      (node (ref J1) (pin 4)))
    (net (code 46) (name /SCLK)
      (node (ref J2) (pin 3))
      (node (ref U1) (pin 9)))))