(kicad_pcb (version 4) (host pcbnew 4.0.5)
  (general
    (links 43)
    (no_connects 0)
    (area 140.894999 95.174999 166.445001 137.235001)
    (thickness 1.6002)
    (drawings 29)
    (tracks 136)
    (zones 0)
    (modules 6)
    (nets 22)
  )
  (page USLetter)
  (layers
    (0 F.Cu signal)
    (31 B.Cu signal)
    (33 F.Adhes user)
    (34 B.Paste user)
    (35 F.Paste user)
    (36 B.SilkS user)
    (37 F.SilkS user)
    (38 B.Mask user)
    (39 F.Mask user)
    (44 Edge.Cuts user)
    (45 Margin user)
    (47 F.CrtYd user)
    (49 F.Fab user)
  )
  (setup
    (last_trace_width 0.1524)
    (trace_clearance 0.3048)
    (zone_clearance 0.508)
    (zone_45_only no)
    (trace_min 0.1524)
    (segment_width 0.2)
    (edge_width 0.15)
    (via_size 0.6858)
    (via_drill 0.3302)
    (via_min_size 0.6858)
    (via_min_drill 0.3302)
    (uvia_size 0.762)
    (uvia_drill 0.508)
    (uvias_allowed no)
    (uvia_min_size 0)
    (uvia_min_drill 0)
    (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)
    (visible_elements FFFFFF7F)
    (pcbplotparams
      (layerselection 0x00030_80000001)
      (usegerberextensions false)
      (excludeedgelayer true)
      (linewidth 0.100000)
      (plotframeref false)
      (viasonmask false)
      (mode 1)
      (useauxorigin false)
      (hpglpennumber 1)
      (hpglpenspeed 20)
      (hpglpendiameter 15)
      (hpglpenoverlay 2)
      (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 "Net-(IC1-Pad1)")
  (net 2 SD)
  (net 3 "Net-(IC1-Pad2)")
  (net 4 "Net-(IC1-Pad6)")
  (net 5 "Net-(IC1-Pad3)")
  (net 6 SCL)
  (net 7 GND)
  (net 8 VCC)
  (net 9 out3)
  (net 10 in1a)
  (net 11 in3b)
  (net 12 in1b)
  (net 13 in3a)
  (net 14 out1)
  (net 15 out4)
  (net 16 in2a)
  (net 17 in4b)
  (net 18 in2b)
  (net 19 in4a)
  (net 20 out2)
  (net 21 "Net-(P1-Pad2)")
  (net_class Default "This is the default net class."
    (clearance 0.3048)
    (trace_width 0.1524)
    (via_dia 0.6858)
    (via_drill 0.3302)
    (uvia_dia 0.762)
    (uvia_drill 0.508)
    (add_net GND)
    (add_net "Net-(IC1-Pad1)")
    (add_net "Net-(IC1-Pad2)")
    (add_net "Net-(IC1-Pad3)")
    (add_net "Net-(IC1-Pad6)")
    (add_net "Net-(P1-Pad2)")
    (add_net SCL)
    (add_net SD)
    (add_net VCC)
    (add_net in1a)
    (add_net in1b)
    (add_net in2a)
    (add_net in2b)
    (add_net in3a)
    (add_net in3b)
    (add_net in4a)
    (add_net in4b)
    (add_net out1)
    (add_net out2)
    (add_net out3)
    (add_net out4)
  )
  (module custom:Socket_Strip_Straight_3x04_Pitch2.54mm placed (layer F.Cu) (tedit 58B38A2D)
    (at 157.48 129.54 180)
    (descr "Through hole straight socket strip, 3x04, 2.54mm pitch, triple rows")
    (tags "Through hole socket strip THT 3x04 2.54mm double row")
    (fp_text reference "Input A" (at 2.54 3.81 270) (layer F.SilkS))
    (fp_text value CONN_03X04 (at -2.54 10.16 180) (layer F.Fab))
    (pad 12 thru_hole oval (at -5.08 7.62 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 11 thru_hole oval (at -5.08 5.08 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 10 thru_hole oval (at -5.08 2.54 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 9 thru_hole oval (at -5.08 0 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 1 thru_hole circle (at 0 0 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 10 in1a))
    (pad 2 thru_hole oval (at -2.54 0 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 21 "Net-(P1-Pad2)"))
    (pad 3 thru_hole oval (at 0 2.54 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 16 in2a))
    (pad 4 thru_hole oval (at -2.54 2.54 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 21 "Net-(P1-Pad2)"))
    (pad 5 thru_hole oval (at 0 5.08 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 13 in3a))
    (pad 6 thru_hole oval (at -2.54 5.08 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 21 "Net-(P1-Pad2)"))
    (pad 7 thru_hole oval (at 0 7.62 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 19 in4a))
    (pad 8 thru_hole oval (at -2.54 7.62 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 21 "Net-(P1-Pad2)"))
    (model Socket_Strips.3dshapes/Socket_Strip_Straight_2x04_Pitch2.54mm.wrl
      (at (xyz -0.05 -0.15 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 270))
    )
  )
  (module Housings_DIP:DIP-8_W7.62mm_LongPads placed (layer F.Cu) (tedit 58B38C45)
    (at 144.78 121.92)
    (descr "8-lead dip package, row spacing 7.62 mm (300 mils), LongPads")
    (tags "DIL DIP PDIP 2.54mm 7.62mm 300mil LongPads")
    (fp_text reference ATtiny85 (at -2.54 3.81 90) (layer F.SilkS))
    (fp_text value ATTINY85-P (at 3.81 10.01) (layer F.Fab))
    (pad 1 thru_hole rect (at 0 0) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 1 "Net-(IC1-Pad1)"))
    (pad 5 thru_hole oval (at 7.62 7.62) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 2 SD))
    (pad 2 thru_hole oval (at 0 2.54) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 3 "Net-(IC1-Pad2)"))
    (pad 6 thru_hole oval (at 7.62 5.08) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 4 "Net-(IC1-Pad6)"))
    (pad 3 thru_hole oval (at 0 5.08) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 5 "Net-(IC1-Pad3)"))
    (pad 7 thru_hole oval (at 7.62 2.54) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 6 SCL))
    (pad 4 thru_hole oval (at 0 7.62) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 8 thru_hole oval (at 7.62 0) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 8 VCC))
    (model Housings_DIP.3dshapes/DIP-8_W7.62mm_LongPads.wrl
      (at (xyz 0 0 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 0))
    )
  )
  (module Housings_DIP:DIP-16_W7.62mm_LongPads placed (layer F.Cu) (tedit 58B38C38)
    (at 144.78 99.06)
    (descr "16-lead dip package, row spacing 7.62 mm (300 mils), LongPads")
    (tags "DIL DIP PDIP 2.54mm 7.62mm 300mil LongPads")
    (fp_text reference Mux (at -2.54 10.16 90) (layer F.SilkS))
    (fp_text value 74HC157N (at 3.81 20.17) (layer F.Fab))
    (pad 1 thru_hole rect (at 0 0) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 5 "Net-(IC1-Pad3)"))
    (pad 9 thru_hole oval (at 7.62 17.78) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 9 out3))
    (pad 2 thru_hole oval (at 0 2.54) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 10 in1a))
    (pad 10 thru_hole oval (at 7.62 15.24) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 11 in3b))
    (pad 3 thru_hole oval (at 0 5.08) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 12 in1b))
    (pad 11 thru_hole oval (at 7.62 12.7) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 13 in3a))
    (pad 4 thru_hole oval (at 0 7.62) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 14 out1))
    (pad 12 thru_hole oval (at 7.62 10.16) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 15 out4))
    (pad 5 thru_hole oval (at 0 10.16) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 16 in2a))
    (pad 13 thru_hole oval (at 7.62 7.62) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 17 in4b))
    (pad 6 thru_hole oval (at 0 12.7) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 18 in2b))
    (pad 14 thru_hole oval (at 7.62 5.08) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 19 in4a))
    (pad 7 thru_hole oval (at 0 15.24) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 20 out2))
    (pad 15 thru_hole oval (at 7.62 2.54) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 8 thru_hole oval (at 0 17.78) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 16 thru_hole oval (at 7.62 0) (size 2.4 1.6) (drill 0.8) (layers *.Cu *.Mask)
      (net 8 VCC))
    (model Housings_DIP.3dshapes/DIP-16_W7.62mm_LongPads.wrl
      (at (xyz 0 0 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 0))
    )
  )
  (module Socket_Strips:Socket_Strip_Straight_1x04_Pitch2.54mm (layer F.Cu) (tedit 58B391F6)
    (at 149.86 134.62 90)
    (descr "Through hole straight socket strip, 1x04, 2.54mm pitch, single row")
    (tags "Through hole socket strip THT 1x04 2.54mm single row")
    (fp_text reference I2C (at 0 -2.54 90) (layer F.SilkS))
    (fp_text value KEVIN_01X04 (at 0 9.95 90) (layer F.Fab))
    (pad 1 thru_hole rect (at 0 0 90) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 8 VCC))
    (pad 2 thru_hole oval (at 0 2.54 90) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 6 SCL))
    (pad 3 thru_hole oval (at 0 5.08 90) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 2 SD))
    (pad 4 thru_hole oval (at 0 7.62 90) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 7 GND))
    (model Socket_Strips.3dshapes/Socket_Strip_Straight_1x04_Pitch2.54mm.wrl
      (at (xyz 0 -0.15 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 270))
    )
  )
  (module custom:Socket_Strip_Straight_3x04_Pitch2.54mm placed (layer F.Cu) (tedit 58B38936)
    (at 157.48 118.11 180)
    (descr "Through hole straight socket strip, 3x04, 2.54mm pitch, triple rows")
    (tags "Through hole socket strip THT 3x04 2.54mm double row")
    (fp_text reference Output (at 2.54 3.81 270) (layer F.SilkS))
    (fp_text value CONN_03X04 (at -2.54 10.16 180) (layer F.Fab))
    (pad 12 thru_hole oval (at -5.08 7.62 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 11 thru_hole oval (at -5.08 5.08 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 10 thru_hole oval (at -5.08 2.54 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 9 thru_hole oval (at -5.08 0 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 1 thru_hole circle (at 0 0 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 14 out1))
    (pad 2 thru_hole oval (at -2.54 0 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 21 "Net-(P1-Pad2)"))
    (pad 3 thru_hole oval (at 0 2.54 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 20 out2))
    (pad 4 thru_hole oval (at -2.54 2.54 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 21 "Net-(P1-Pad2)"))
    (pad 5 thru_hole oval (at 0 5.08 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 9 out3))
    (pad 6 thru_hole oval (at -2.54 5.08 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 21 "Net-(P1-Pad2)"))
    (pad 7 thru_hole oval (at 0 7.62 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 15 out4))
    (pad 8 thru_hole oval (at -2.54 7.62 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 21 "Net-(P1-Pad2)"))
    (model Socket_Strips.3dshapes/Socket_Strip_Straight_2x04_Pitch2.54mm.wrl
      (at (xyz -0.05 -0.15 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 270))
    )
  )
  (module custom:Socket_Strip_Straight_3x04_Pitch2.54mm placed (layer F.Cu) (tedit 58B38A22)
    (at 157.48 106.68 180)
    (descr "Through hole straight socket strip, 3x04, 2.54mm pitch, triple rows")
    (tags "Through hole socket strip THT 3x04 2.54mm double row")
    (fp_text reference "Input B" (at 2.54 3.81 270) (layer F.SilkS))
    (fp_text value CONN_03X04 (at -2.54 10.16 180) (layer F.Fab))
    (pad 12 thru_hole oval (at -5.08 7.62 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 11 thru_hole oval (at -5.08 5.08 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 10 thru_hole oval (at -5.08 2.54 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 9 thru_hole oval (at -5.08 0 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 7 GND))
    (pad 1 thru_hole circle (at 0 0 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 12 in1b))
    (pad 2 thru_hole oval (at -2.54 0 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 21 "Net-(P1-Pad2)"))
    (pad 3 thru_hole oval (at 0 2.54 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 18 in2b))
    (pad 4 thru_hole oval (at -2.54 2.54 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 21 "Net-(P1-Pad2)"))
    (pad 5 thru_hole oval (at 0 5.08 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 11 in3b))
    (pad 6 thru_hole oval (at -2.54 5.08 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 21 "Net-(P1-Pad2)"))
    (pad 7 thru_hole oval (at 0 7.62 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 17 in4b))
    (pad 8 thru_hole oval (at -2.54 7.62 180) (size 1.7 1.7) (drill 1) (layers *.Cu *.Mask)
      (net 21 "Net-(P1-Pad2)"))
    (model Socket_Strips.3dshapes/Socket_Strip_Straight_2x04_Pitch2.54mm.wrl
      (at (xyz -0.05 -0.15 0))
      (scale (xyz 1 1 1))
      (rotate (xyz 0 0 270))
    )
  )
  (gr_arc (start 142.24 96.52) (end 140.97 96.52) (angle 90) (layer Edge.Cuts) (width 0.15))
  (gr_arc (start 165.1 96.52) (end 165.1 95.25) (angle 90) (layer Edge.Cuts) (width 0.15))
  (gr_arc (start 165.1 135.89) (end 166.37 135.89) (angle 90) (layer Edge.Cuts) (width 0.15))
  (gr_arc (start 142.24 135.89) (end 142.24 137.16) (angle 90) (layer Edge.Cuts) (width 0.15))
  (gr_text "Rev.\nA" (at 143.51 133.985) (layer F.SilkS))
  (gr_text "I2C\nSwitch" (at 162.56 133.985) (layer F.SilkS))
  (gr_line (start 166.37 135.89) (end 166.37 96.52) (angle 90) (layer Edge.Cuts) (width 0.15))
  (gr_line (start 142.24 137.16) (end 165.1 137.16) (angle 90) (layer Edge.Cuts) (width 0.15))
  (gr_line (start 140.97 96.52) (end 140.97 135.89) (angle 90) (layer Edge.Cuts) (width 0.15))
  (gr_line (start 165.1 95.25) (end 142.24 95.25) (angle 90) (layer Edge.Cuts) (width 0.15))
  (gr_text D (at 154.94 132.08) (layer F.SilkS))
  (gr_text C (at 152.4 132.08) (layer F.SilkS))
  (gr_text - (at 157.48 132.08) (layer F.SilkS))
  (gr_text + (at 149.86 132.08) (layer F.SilkS))
  (gr_text S (at 157.48 96.52 90) (layer F.SilkS))
  (gr_text + (at 160.02 96.52) (layer F.SilkS))
  (gr_text - (at 162.56 96.52 90) (layer F.SilkS))
  (gr_text 4 (at 165.1 99.06 90) (layer F.SilkS))
  (gr_text 3 (at 165.1 101.6 90) (layer F.SilkS))
  (gr_text 2 (at 165.1 104.14 90) (layer F.SilkS))
  (gr_text 1 (at 165.1 106.68 90) (layer F.SilkS))
  (gr_text 1 (at 165.1 118.11 90) (layer F.SilkS))
  (gr_text 2 (at 165.1 115.57 90) (layer F.SilkS))
  (gr_text 3 (at 165.1 113.03 90) (layer F.SilkS))
  (gr_text 4 (at 165.1 110.49 90) (layer F.SilkS))
  (gr_text 4 (at 165.1 121.92 90) (layer F.SilkS))
  (gr_text 3 (at 165.1 124.46 90) (layer F.SilkS))
  (gr_text 2 (at 165.1 127 90) (layer F.SilkS))
  (gr_text 1 (at 165.1 129.54 90) (layer F.SilkS))
)
