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# number of pins on left/right sides (pin1 is upper pin on left side)
# number of pins on top/bottom sides
# pin pitch (1/1000 mil)
# y-coordinate for upper pin on left/right sides (1/1000 mil)
# x-coordinate for right pin on top/bottom sides (1/1000 mil)
# total horizontal package width (1/1000 mil)
# total vertical package width (1/1000 mil)
# how much pads extend beyond the package edge (1/1000 mil) (the 25 is 0.25 mm)
# how much pads extend inward from the package pad edge (1/1000 mil)
# pad length/width (1/1000 mil)
# pad width (mil/100)
# min/max x coordinates for the pads on the left/right sides of the package (mil/100)
# min/max y coordinates for the pads on the top/bottom sides of the package (mil/100)
# silkscreen width (mils/100)
# how much the silk screen is moved away from the package (1/1000 mil)
# upper right corner for silk screen (mil/100)
# refdes text size (mil/100)
# x,y coordinates for refdes label (mil/100)
# square exposed paddle size (mil/100)
# pad clearance to polygons (1/100 mil)
# width of the pad solder mask relief (1/100 mil).
# grow by 1.5 mils on each side
# width of the paddle soldermask relief (1/100 mil)
# grow by 200 mils on each side
# element_flags, description, pcb-name, value, mark_x, mark_y,
# text_x, text_y, text_direction, text_scale, text_flags
Element[0x00000000 "Square Quad Flat Nolead (QFN) package" "" "TQFN20_4_EP" 0 0 -9858 -10908 0 100 0x00000000]
(
# Pad[X1, Y1, X2, Y3, width, clearance,
# soldermask, "pin name", "pin number", flags]
# left row
Pad[-8307 -3937 -5866 -3937 1102 2000 1402 "1" "1" 0x00000100]
Pad[-8307 -1968 -5866 -1968 1102 2000 1402 "2" "2" 0x00000100]
Pad[-8307 0 -5866 0 1102 2000 1402 "3" "3" 0x00000100]
Pad[-8307 1968 -5866 1968 1102 2000 1402 "4" "4" 0x00000100]
Pad[-8307 3937 -5866 3937 1102 2000 1402 "5" "5" 0x00000100]
# bottom row
Pad[-3937 8307 -3937 5866 1102 2000 1402 "6" "6" 0x00000900]
Pad[-1968 8307 -1968 5866 1102 2000 1402 "7" "7" 0x00000900]
Pad[0 8307 0 5866 1102 2000 1402 "8" "8" 0x00000900]
Pad[1968 8307 1968 5866 1102 2000 1402 "9" "9" 0x00000900]
Pad[3937 8307 3937 5866 1102 2000 1402 "10" "10" 0x00000900]
# right row
Pad[8307 3937 5866 3937 1102 2000 1402 "11" "11" 0x00000100]
Pad[8307 1968 5866 1968 1102 2000 1402 "12" "12" 0x00000100]
Pad[8307 0 5866 0 1102 2000 1402 "13" "13" 0x00000100]
Pad[8307 -1968 5866 -1968 1102 2000 1402 "14" "14" 0x00000100]
Pad[8307 -3937 5866 -3937 1102 2000 1402 "15" "15" 0x00000100]
# top row
Pad[3937 -8307 3937 -5866 1102 2000 1402 "16" "16" 0x00000900]
Pad[1968 -8307 1968 -5866 1102 2000 1402 "17" "17" 0x00000900]
Pad[0 -8307 0 -5866 1102 2000 1402 "18" "18" 0x00000900]
Pad[-1968 -8307 -1968 -5866 1102 2000 1402 "19" "19" 0x00000900]
Pad[-3937 -8307 -3937 -5866 1102 2000 1402 "20" "20" 0x00000900]
# Exposed paddle (if this is an exposed paddle part)
# Pad(X1, Y1, X2, Y3, width, clearance,
# soldermask, "pin name", "pin number", flags)
Pad[0 0 0 0 8267 0 8667 "21" "21" 0x00000100]
# Silk screen around package
ElementLine[ 9858 9858 9858 -9858 1000]
ElementLine[ 9858 -9858 -9858 -9858 1000]
ElementLine[-9858 -9858 -9858 9858 1000]
ElementLine[-9858 9858 9858 9858 1000]
# Pin 1 indicator
ElementLine[-9858 -9858 -11358 -11358 1000]
)
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