(kicad_pcb (version 20171130) (host pcbnew "(5.1.9)-1")
  (general
    (thickness 1.6)
    (drawings 32)
    (tracks 228)
    (zones 0)
    (modules 12)
    (nets 41)
  )
  (page A4)
  (layers
    (0 F.Cu signal)
    (1 In1.Cu signal)
    (2 In2.Cu signal)
    (31 B.Cu signal)
    (36 B.SilkS user)
    (37 F.SilkS user)
    (38 B.Mask user)
    (39 F.Mask user)
    (44 Edge.Cuts user)
    (45 Margin user)
    (46 B.CrtYd user)
    (47 F.CrtYd user)
  )
  (setup
    (last_trace_width 0.1524)
    (user_trace_width 0.6)
    (trace_clearance 0.1524)
    (zone_clearance 0.254)
    (zone_45_only no)
    (trace_min 0.1524)
    (via_size 0.508)
    (via_drill 0.254)
    (via_min_size 0.508)
    (via_min_drill 0.254)
    (user_via 0.889 0.508)
    (uvia_size 0.3)
    (uvia_drill 0.1)
    (uvias_allowed no)
    (uvia_min_size 0.2)
    (uvia_min_drill 0.1)
    (edge_width 0.15)
    (segment_width 0.2)
    (pcb_text_width 0.3)
    (pcb_text_size 1.5 1.5)
    (mod_edge_width 0.15)
    (mod_text_size 1 1)
    (mod_text_width 0.15)
    (pad_size 1.524 1.524)
    (pad_drill 0.762)
    (pad_to_mask_clearance 0.2)
    (aux_axis_origin 0 0)
    (grid_origin 112.5474 79.248)
    (visible_elements 7FFFFF7F)
    (pcbplotparams
      (layerselection 0x00030_80000001)
      (usegerberextensions false)
      (usegerberattributes true)
      (usegerberadvancedattributes true)
      (creategerberjobfile true)
      (excludeedgelayer true)
      (linewidth 0.100000)
      (plotframeref false)
      (viasonmask false)
      (mode 1)
      (useauxorigin false)
      (hpglpennumber 1)
      (hpglpenspeed 20)
      (hpglpendiameter 15.000000)
      (psnegative false)
      (psa4output false)
      (plotreference true)
      (plotvalue true)
      (plotinvisibletext false)
      (padsonsilk false)
      (subtractmaskfromsilk false)
      (outputformat 1)
      (mirror false)
      (drillshape 1)
      (scaleselection 1)
      (outputdirectory ""))
  )
  (net 0 "")
  (net 1 +5V)
  (net 2 GND)
  (net 3 /SCL)
  (net 4 /SDA)
  (net 5 /nRST)
  (net 6 /D7)
  (net 7 /D8)
  (net 8 /D6)
  (net 9 /D9)
  (net 10 /D5)
  (net 11 /D10)
  (net 12 /D4)
  (net 13 /D11)
  (net 14 /D3)
  (net 15 /D12)
  (net 16 /D2)
  (net 17 /D13)
  (net 18 /D1)
  (net 19 /D14)
  (net 20 /D0)
  (net 21 /D15)
  (net 22 /nDIOW)
  (net 23 /nDIOR)
  (net 24 /A1)
  (net 25 /A0)
  (net 26 /A2)
  (net 27 /nCS0)
  (net 28 /nCS1)
  (net 29 "Net-(U1-Pad13)")
  (net 30 "Net-(U2-Pad13)")
  (net 31 "Net-(U3-Pad13)")
  (net 32 "Net-(J2-Pad20)")
  (net 33 "Net-(J2-Pad27)")
  (net 34 "Net-(J2-Pad28)")
  (net 35 "Net-(J2-Pad29)")
  (net 36 "Net-(J2-Pad31)")
  (net 37 "Net-(J2-Pad32)")
  (net 38 "Net-(J2-Pad34)")
  (net 39 "Net-(J2-Pad39)")
  (net 40 "Net-(J2-Pad21)")
  (net_class Default "This is the default net class."
    (clearance 0.1524)
    (trace_width 0.1524)
    (via_dia 0.508)
    (via_drill 0.254)
    (uvia_dia 0.3)
    (uvia_drill 0.1)
    (add_net +5V)
    (add_net /A0)
    (add_net /A1)
    (add_net /A2)
    (add_net /D0)
    (add_net /D1)
    (add_net /D10)
    (add_net /D11)
    (add_net /D12)
    (add_net /D13)
    (add_net /D14)
    (add_net /D15)
    (add_net /D2)
    (add_net /D3)
    (add_net /D4)
    (add_net /D5)
    (add_net /D6)
    (add_net /D7)
    (add_net /D8)
    (add_net /D9)
    (add_net /SCL)
    (add_net /SDA)
    (add_net /nCS0)
    (add_net /nCS1)
    (add_net /nDIOR)
    (add_net /nDIOW)
    (add_net /nRST)
    (add_net GND)
    (add_net "Net-(J2-Pad20)")
    (add_net "Net-(J2-Pad21)")
    (add_net "Net-(J2-Pad27)")
    (add_net "Net-(J2-Pad28)")
    (add_net "Net-(J2-Pad29)")
    (add_net "Net-(J2-Pad31)")
    (add_net "Net-(J2-Pad32)")
    (add_net "Net-(J2-Pad34)")
    (add_net "Net-(J2-Pad39)")
    (add_net "Net-(U1-Pad13)")
    (add_net "Net-(U2-Pad13)")
    (add_net "Net-(U3-Pad13)")
  )
  (module MountingHole:MountingHole_3.2mm_M3_ISO14580 (layer F.Cu) (tedit 56D1B4CB)
    (at 136.9314 129.7432)
    (descr "Mounting Hole 3.2mm, no annular, M3, ISO14580")
    (tags "mounting hole 3.2mm no annular m3 iso14580")
    (attr virtual)
    (fp_text reference MH1 (at 0 -3.75) (layer F.SilkS) hide)
    (fp_text value MountingHole_3.2mm_M3_ISO14580 (at 0 3.75) (layer F.Fab))
    (fp_text user %R (at 0.3 0) (layer F.Fab))
    (pad 1 np_thru_hole circle (at 0 0) (size 3.2 3.2) (drill 3.2) (layers *.Cu *.Mask))
  )
  (module MountingHole:MountingHole_3.2mm_M3_ISO14580 (layer F.Cu) (tedit 56D1B4CB)
    (at 136.9314 82.2452)
    (descr "Mounting Hole 3.2mm, no annular, M3, ISO14580")
    (tags "mounting hole 3.2mm no annular m3 iso14580")
    (attr virtual)
    (fp_text reference MH0 (at 0 -3.75) (layer F.SilkS) hide)
    (fp_text value MountingHole_3.2mm_M3_ISO14580 (at 0 3.75) (layer F.Fab))
    (fp_text user %R (at 0.3 0) (layer F.Fab))
    (pad 1 np_thru_hole circle (at 0 0) (size 3.2 3.2) (drill 3.2) (layers *.Cu *.Mask))
  )
  (module Package_SO:SOIC-16W_7.5x10.3mm_P1.27mm (layer F.Cu) (tedit 5D9F72B1)
    (at 127.8636 102.108 90)
    (descr "SOIC, 16 Pin (JEDEC MS-013AA, https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/soic_wide-rw/rw_16.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py")
    (tags "SOIC SO")
    (attr smd)
    (fp_text reference U1 (at -4.826 -6.3246 180) (layer F.SilkS))
    (fp_text value PCF8574A (at 0 6.1 90) (layer F.Fab))
    (fp_text user %R (at 0 0 90) (layer F.Fab))
    (pad 1 smd roundrect (at -4.65 -4.445 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 2 GND))
    (pad 2 smd roundrect (at -4.65 -3.175 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 2 GND))
    (pad 3 smd roundrect (at -4.65 -1.905 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 2 GND))
    (pad 4 smd roundrect (at -4.65 -0.635 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 20 /D0))
    (pad 5 smd roundrect (at -4.65 0.635 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 18 /D1))
    (pad 6 smd roundrect (at -4.65 1.905 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 16 /D2))
    (pad 7 smd roundrect (at -4.65 3.175 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 14 /D3))
    (pad 8 smd roundrect (at -4.65 4.445 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 2 GND))
    (pad 9 smd roundrect (at 4.65 4.445 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 12 /D4))
    (pad 10 smd roundrect (at 4.65 3.175 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 10 /D5))
    (pad 11 smd roundrect (at 4.65 1.905 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 8 /D6))
    (pad 12 smd roundrect (at 4.65 0.635 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 6 /D7))
    (pad 13 smd roundrect (at 4.65 -0.635 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 29 "Net-(U1-Pad13)"))
    (pad 14 smd roundrect (at 4.65 -1.905 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 3 /SCL))
    (pad 15 smd roundrect (at 4.65 -3.175 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 4 /SDA))
    (pad 16 smd roundrect (at 4.65 -4.445 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 1 +5V))
    (model ${KISYS3DMOD}/Package_SO.3dshapes/SOIC-16W_7.5x10.3mm_P1.27mm.wrl
      (at (xyz 0 0 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 0))
    )
  )
  (module Capacitor_SMD:C_0603_1608Metric (layer F.Cu) (tedit 5F68FEEE)
    (at 134.239 106.0196 270)
    (descr "Capacitor SMD 0603 (1608 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 76, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator")
    (tags capacitor)
    (attr smd)
    (fp_text reference C1 (at -0.762 -1.6764 180) (layer F.SilkS))
    (fp_text value 0.1uF (at 0 1.43 90) (layer F.Fab))
    (fp_text user %R (at 0 0 90) (layer F.Fab))
    (pad 1 smd roundrect (at -0.775 0 270) (size 0.9 0.95) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 1 +5V))
    (pad 2 smd roundrect (at 0.775 0 270) (size 0.9 0.95) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 2 GND))
    (model ${KISYS3DMOD}/Capacitor_SMD.3dshapes/C_0603_1608Metric.wrl
      (at (xyz 0 0 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 0))
    )
  )
  (module Capacitor_SMD:C_0603_1608Metric (layer F.Cu) (tedit 5F68FEEE)
    (at 134.1882 90.2208 90)
    (descr "Capacitor SMD 0603 (1608 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 76, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator")
    (tags capacitor)
    (attr smd)
    (fp_text reference C2 (at -0.9144 1.778 180) (layer F.SilkS))
    (fp_text value 0.1uF (at 0 1.43 90) (layer F.Fab))
    (fp_text user %R (at 0 0 90) (layer F.Fab))
    (pad 2 smd roundrect (at 0.775 0 90) (size 0.9 0.95) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 2 GND))
    (pad 1 smd roundrect (at -0.775 0 90) (size 0.9 0.95) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 1 +5V))
    (model ${KISYS3DMOD}/Capacitor_SMD.3dshapes/C_0603_1608Metric.wrl
      (at (xyz 0 0 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 0))
    )
  )
  (module Capacitor_SMD:C_0603_1608Metric (layer F.Cu) (tedit 5F68FEEE)
    (at 121.539 121.7168 270)
    (descr "Capacitor SMD 0603 (1608 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 76, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator")
    (tags capacitor)
    (attr smd)
    (fp_text reference C3 (at -2.9972 0 180) (layer F.SilkS))
    (fp_text value 0.1uF (at 0 1.43 90) (layer F.Fab))
    (fp_text user %R (at 0 0 90) (layer F.Fab))
    (pad 1 smd roundrect (at -0.775 0 270) (size 0.9 0.95) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 1 +5V))
    (pad 2 smd roundrect (at 0.775 0 270) (size 0.9 0.95) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 2 GND))
    (model ${KISYS3DMOD}/Capacitor_SMD.3dshapes/C_0603_1608Metric.wrl
      (at (xyz 0 0 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 0))
    )
  )
  (module Connector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_Vertical (layer F.Cu) (tedit 59FED5CC)
    (at 138.049 108.9152)
    (descr "Through hole straight pin header, 1x05, 2.54mm pitch, single row")
    (tags "Through hole pin header THT 1x05 2.54mm single row")
    (fp_text reference J1 (at 0 -2.33) (layer F.SilkS))
    (fp_text value Conn_01x05 (at 0 12.49) (layer F.Fab))
    (fp_text user %R (at 0 5.08 90) (layer F.Fab))
    (pad 1 thru_hole rect (at 0 0) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 1 +5V))
    (pad 2 thru_hole oval (at 0 2.54) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 2 GND))
    (pad 3 thru_hole oval (at 0 5.08) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 3 /SCL))
    (pad 4 thru_hole oval (at 0 7.62) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 4 /SDA))
    (pad 5 thru_hole oval (at 0 10.16) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 2 GND))
    (model ${KISYS3DMOD}/Connector_PinHeader_2.54mm.3dshapes/PinHeader_1x05_P2.54mm_Vertical.wrl
      (at (xyz 0 0 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 0))
    )
  )
  (module Connector_PinHeader_2.54mm:PinHeader_2x20_P2.54mm_Vertical (layer F.Cu) (tedit 59FED5CC)
    (at 114.855001 81.835001)
    (descr "Through hole straight pin header, 2x20, 2.54mm pitch, double rows")
    (tags "Through hole pin header THT 2x20 2.54mm double row")
    (fp_text reference J2 (at 5.159999 0.003799) (layer F.SilkS))
    (fp_text value Conn_02x20_Odd_Even (at 1.27 50.59) (layer F.Fab))
    (fp_text user %R (at 1.27 24.13 90) (layer F.Fab))
    (pad 1 thru_hole rect (at 0 0) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 5 /nRST))
    (pad 2 thru_hole oval (at 2.54 0) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 2 GND))
    (pad 3 thru_hole oval (at 0 2.54) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 6 /D7))
    (pad 4 thru_hole oval (at 2.54 2.54) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 7 /D8))
    (pad 5 thru_hole oval (at 0 5.08) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 8 /D6))
    (pad 6 thru_hole oval (at 2.54 5.08) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 9 /D9))
    (pad 7 thru_hole oval (at 0 7.62) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 10 /D5))
    (pad 8 thru_hole oval (at 2.54 7.62) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 11 /D10))
    (pad 9 thru_hole oval (at 0 10.16) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 12 /D4))
    (pad 10 thru_hole oval (at 2.54 10.16) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 13 /D11))
    (pad 11 thru_hole oval (at 0 12.7) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 14 /D3))
    (pad 12 thru_hole oval (at 2.54 12.7) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 15 /D12))
    (pad 13 thru_hole oval (at 0 15.24) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 16 /D2))
    (pad 14 thru_hole oval (at 2.54 15.24) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 17 /D13))
    (pad 15 thru_hole oval (at 0 17.78) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 18 /D1))
    (pad 16 thru_hole oval (at 2.54 17.78) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 19 /D14))
    (pad 17 thru_hole oval (at 0 20.32) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 20 /D0))
    (pad 18 thru_hole oval (at 2.54 20.32) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 21 /D15))
    (pad 19 thru_hole oval (at 0 22.86) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 2 GND))
    (pad 20 thru_hole oval (at 2.54 22.86) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 32 "Net-(J2-Pad20)"))
    (pad 21 thru_hole oval (at 0 25.4) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 40 "Net-(J2-Pad21)"))
    (pad 22 thru_hole oval (at 2.54 25.4) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 2 GND))
    (pad 23 thru_hole oval (at 0 27.94) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 22 /nDIOW))
    (pad 24 thru_hole oval (at 2.54 27.94) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 2 GND))
    (pad 25 thru_hole oval (at 0 30.48) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 23 /nDIOR))
    (pad 26 thru_hole oval (at 2.54 30.48) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 2 GND))
    (pad 27 thru_hole oval (at 0 33.02) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 33 "Net-(J2-Pad27)"))
    (pad 28 thru_hole oval (at 2.54 33.02) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 34 "Net-(J2-Pad28)"))
    (pad 29 thru_hole oval (at 0 35.56) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 35 "Net-(J2-Pad29)"))
    (pad 30 thru_hole oval (at 2.54 35.56) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 2 GND))
    (pad 31 thru_hole oval (at 0 38.1) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 36 "Net-(J2-Pad31)"))
    (pad 32 thru_hole oval (at 2.54 38.1) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 37 "Net-(J2-Pad32)"))
    (pad 33 thru_hole oval (at 0 40.64) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 24 /A1))
    (pad 34 thru_hole oval (at 2.54 40.64) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 38 "Net-(J2-Pad34)"))
    (pad 35 thru_hole oval (at 0 43.18) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 25 /A0))
    (pad 36 thru_hole oval (at 2.54 43.18) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 26 /A2))
    (pad 37 thru_hole oval (at 0 45.72) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 27 /nCS0))
    (pad 38 thru_hole oval (at 2.54 45.72) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 28 /nCS1))
    (pad 39 thru_hole oval (at 0 48.26) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 39 "Net-(J2-Pad39)"))
    (pad 40 thru_hole oval (at 2.54 48.26) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 2 GND))
    (model ${KISYS3DMOD}/Connector_PinHeader_2.54mm.3dshapes/PinHeader_2x20_P2.54mm_Vertical.wrl
      (at (xyz 0 0 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 0))
    )
  )
  (module Resistor_SMD:R_0603_1608Metric (layer F.Cu) (tedit 5F68FEEE)
    (at 134.239 113.9952)
    (descr "Resistor SMD 0603 (1608 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator")
    (tags resistor)
    (attr smd)
    (fp_text reference R1 (at 0 -1.43) (layer F.SilkS))
    (fp_text value 4K7 (at 0 1.43) (layer F.Fab))
    (fp_text user %R (at 0 0) (layer F.Fab))
    (pad 1 smd roundrect (at -0.825 0) (size 0.8 0.95) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 1 +5V))
    (pad 2 smd roundrect (at 0.825 0) (size 0.8 0.95) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 3 /SCL))
    (model ${KISYS3DMOD}/Resistor_SMD.3dshapes/R_0603_1608Metric.wrl
      (at (xyz 0 0 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 0))
    )
  )
  (module Resistor_SMD:R_0603_1608Metric (layer F.Cu) (tedit 5F68FEEE)
    (at 134.239 117.5512)
    (descr "Resistor SMD 0603 (1608 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator")
    (tags resistor)
    (attr smd)
    (fp_text reference R2 (at 0 1.4732) (layer F.SilkS))
    (fp_text value 4K7 (at 0 1.43) (layer F.Fab))
    (fp_text user %R (at 0 0) (layer F.Fab))
    (pad 2 smd roundrect (at 0.825 0) (size 0.8 0.95) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 4 /SDA))
    (pad 1 smd roundrect (at -0.825 0) (size 0.8 0.95) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 1 +5V))
    (model ${KISYS3DMOD}/Resistor_SMD.3dshapes/R_0603_1608Metric.wrl
      (at (xyz 0 0 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 0))
    )
  )
  (module Package_SO:SOIC-16W_7.5x10.3mm_P1.27mm (layer F.Cu) (tedit 5D9F72B1)
    (at 127.8636 86.36 270)
    (descr "SOIC, 16 Pin (JEDEC MS-013AA, https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/soic_wide-rw/rw_16.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py")
    (tags "SOIC SO")
    (attr smd)
    (fp_text reference U2 (at 0.0508 -6.4262 180) (layer F.SilkS))
    (fp_text value PCF8574A (at 0 6.1 90) (layer F.Fab))
    (fp_text user %R (at 0 0 90) (layer F.Fab))
    (pad 16 smd roundrect (at 4.65 -4.445 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 1 +5V))
    (pad 15 smd roundrect (at 4.65 -3.175 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 4 /SDA))
    (pad 14 smd roundrect (at 4.65 -1.905 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 3 /SCL))
    (pad 13 smd roundrect (at 4.65 -0.635 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 30 "Net-(U2-Pad13)"))
    (pad 12 smd roundrect (at 4.65 0.635 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 21 /D15))
    (pad 11 smd roundrect (at 4.65 1.905 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 19 /D14))
    (pad 10 smd roundrect (at 4.65 3.175 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 17 /D13))
    (pad 9 smd roundrect (at 4.65 4.445 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 15 /D12))
    (pad 8 smd roundrect (at -4.65 4.445 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 2 GND))
    (pad 7 smd roundrect (at -4.65 3.175 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 13 /D11))
    (pad 6 smd roundrect (at -4.65 1.905 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 11 /D10))
    (pad 5 smd roundrect (at -4.65 0.635 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 9 /D9))
    (pad 4 smd roundrect (at -4.65 -0.635 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 7 /D8))
    (pad 3 smd roundrect (at -4.65 -1.905 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 2 GND))
    (pad 2 smd roundrect (at -4.65 -3.175 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 2 GND))
    (pad 1 smd roundrect (at -4.65 -4.445 270) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 1 +5V))
    (model ${KISYS3DMOD}/Package_SO.3dshapes/SOIC-16W_7.5x10.3mm_P1.27mm.wrl
      (at (xyz 0 0 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 0))
    )
  )
  (module Package_SO:SOIC-16W_7.5x10.3mm_P1.27mm (layer F.Cu) (tedit 5D9F72B1)
    (at 127.8636 125.603 90)
    (descr "SOIC, 16 Pin (JEDEC MS-013AA, https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/soic_wide-rw/rw_16.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py")
    (tags "SOIC SO")
    (attr smd)
    (fp_text reference U3 (at -4.699 -6.731 180) (layer F.SilkS))
    (fp_text value PCF8574A (at 0 6.1 90) (layer F.Fab))
    (fp_text user %R (at 0 0 90) (layer F.Fab))
    (pad 1 smd roundrect (at -4.65 -4.445 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 2 GND))
    (pad 2 smd roundrect (at -4.65 -3.175 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 1 +5V))
    (pad 3 smd roundrect (at -4.65 -1.905 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 2 GND))
    (pad 4 smd roundrect (at -4.65 -0.635 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 25 /A0))
    (pad 5 smd roundrect (at -4.65 0.635 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 24 /A1))
    (pad 6 smd roundrect (at -4.65 1.905 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 26 /A2))
    (pad 7 smd roundrect (at -4.65 3.175 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 27 /nCS0))
    (pad 8 smd roundrect (at -4.65 4.445 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 2 GND))
    (pad 9 smd roundrect (at 4.65 4.445 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 28 /nCS1))
    (pad 10 smd roundrect (at 4.65 3.175 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 5 /nRST))
    (pad 11 smd roundrect (at 4.65 1.905 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 22 /nDIOW))
    (pad 12 smd roundrect (at 4.65 0.635 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 23 /nDIOR))
    (pad 13 smd roundrect (at 4.65 -0.635 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 31 "Net-(U3-Pad13)"))
    (pad 14 smd roundrect (at 4.65 -1.905 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 3 /SCL))
    (pad 15 smd roundrect (at 4.65 -3.175 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 4 /SDA))
    (pad 16 smd roundrect (at 4.65 -4.445 90) (size 2.05 0.6) (layers F.Cu F.Paste F.Mask) (roundrect_rratio 0.25)
      (net 1 +5V))
    (model ${KISYS3DMOD}/Package_SO.3dshapes/SOIC-16W_7.5x10.3mm_P1.27mm.wrl
      (at (xyz 0 0 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 0))
    )
  )
  (gr_text "CD Player rev A\nJanuary 2021\nCalvin A. Cherry\nFor Taylor" (at 138.9634 90.678) (layer B.SilkS))
  (gr_text "A2, A0" (at 118.8974 125.222) (layer B.SilkS))
  (gr_text "GND, -" (at 118.8974 130.302) (layer B.SilkS))
  (gr_text "-, -" (at 118.8974 120.142) (layer B.SilkS))
  (gr_text "nCS1, nCS0" (at 118.8974 127.762) (layer B.SilkS))
  (gr_text "-, A1" (at 118.8974 122.682) (layer B.SilkS))
  (gr_text "GND, nDIOR" (at 118.8974 112.522) (layer B.SilkS))
  (gr_text "-, -" (at 118.8974 115.062) (layer B.SilkS))
  (gr_text "GND, -" (at 118.8974 107.442) (layer B.SilkS))
  (gr_text "GND, nDIOW" (at 118.8974 109.982) (layer B.SilkS))
  (gr_text "GND, -" (at 118.8974 117.602) (layer B.SilkS))
  (gr_text "D14, D1" (at 118.8974 99.822) (layer B.SilkS))
  (gr_text "D15, D0" (at 118.8974 102.362) (layer B.SilkS))
  (gr_text "D13, D2" (at 118.8974 97.282) (layer B.SilkS))
  (gr_text "-, GND" (at 118.8974 104.902) (layer B.SilkS))
  (gr_text "D12, D3" (at 118.8974 94.742) (layer B.SilkS))
  (gr_text "GND, nRST" (at 118.8974 82.042) (layer B.SilkS))
  (gr_text "D11, D4" (at 118.8974 92.202) (layer B.SilkS))
  (gr_text "D9, D6" (at 118.8974 87.122) (layer B.SilkS))
  (gr_text "D10, D5" (at 118.8974 89.662) (layer B.SilkS))
  (gr_text "D8, D7" (at 118.8974 84.582) (layer B.SilkS))
  (gr_text GND (at 136.6774 119.126) (layer B.SilkS))
  (gr_text SCL (at 136.6774 114.046) (layer B.SilkS))
  (gr_text SDA (at 136.6774 116.586) (layer B.SilkS))
  (gr_text GND (at 136.6774 111.506) (layer B.SilkS))
  (gr_text "+5 V" (at 136.6774 108.966) (layer B.SilkS))
  (gr_arc (start 136.9314 82.2452) (end 139.9286 82.2452) (angle -90) (layer Edge.Cuts) (width 0.15))
  (gr_arc (start 136.9314 129.7432) (end 136.9314 132.7404) (angle -90) (layer Edge.Cuts) (width 0.15))
  (gr_line (start 112.5474 132.7404) (end 112.5474 79.248) (layer Edge.Cuts) (width 0.15))
  (gr_line (start 136.9314 132.7404) (end 112.5474 132.7404) (layer Edge.Cuts) (width 0.15))
  (gr_line (start 139.9286 82.2452) (end 139.9286 129.7432) (layer Edge.Cuts) (width 0.15))
  (gr_line (start 112.5474 79.248) (end 136.9314 79.248) (layer Edge.Cuts) (width 0.15))
  (zone (net 2) (net_name GND) (layer In1.Cu) (hatch edge 0.508)
    (connect_pads (clearance 0.254))
    (min_thickness 0.254)
    (fill yes (arc_segments 32) (thermal_gap 0.508) (thermal_bridge_width 0.508))
    (polygon
      (pts
        (xy 139.9286 132.7404) (xy 112.5474 132.7404) (xy 112.5474 79.248) (xy 139.9286 79.248)
      )
    )
  )
  (zone (net 1) (net_name +5V) (layer In2.Cu) (hatch edge 0.508)
    (connect_pads (clearance 0.254))
    (min_thickness 0.254)
    (fill yes (arc_segments 32) (thermal_gap 0.508) (thermal_bridge_width 0.508))
    (polygon
      (pts
        (xy 139.9286 132.7404) (xy 112.5474 132.7404) (xy 112.5474 79.248) (xy 139.9286 79.248)
      )
    )
  )
)
