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Moved qfn.fpd and qfp.fpd from ben-wpan to kicad-libs (incoming)
This commit is contained in:
Werner Almesberger
parent
b96ea6fffc
commit
4265fc1e8a
10
AUTHORS
10
AUTHORS
@ -8,12 +8,14 @@ Werner Almesberger <werner@almesberger.net>
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components/8_10-card.lib
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components/vga.lib
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modules/pads.fpd
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modules/stdpass.fpd
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modules/8_10-card.fpd
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modules/fiducial.fpd
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components/74x1g08_5.lib (based on 74x1g00_5.lib)
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components/74x1g08_6.lib (based on 74x1g00_5.lib)
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components/74x1g07_5.lib
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components/74x1g07_4.lib
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components/74x1g07_6.lib
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modules/pads.fpd
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modules/stdpass.fpd
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modules/8_10-card.fpd
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modules/fiducial.fpd
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modules/qfn.fpd
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modules/qfp.fpd
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48
modules/INFO
48
modules/INFO
@ -16,3 +16,51 @@ F: 8_10-card
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# Fiducial (1 mm copper pad, 2 mm solder mask clearance)
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F: fiducial
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# "Generic" simple QFN
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F: qfn
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#
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# The information for these packages comes from various sources:
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#
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# - the C8051F326 data sheet, for the QFN28 footprint (N: mcu)
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# - the AT86F326 data sheet, for the QFN32 package dimensions (N: txrx)
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# - Atmel's general recommendations for QFN land patterns (N: atmel-qfn)
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# - NXP's SOT617-1 and SOT617-3, for package and land pattern:
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# http://www.nxp.com/package/SOT617-1.html
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# http://www.nxp.com/package/SOT617-3.html
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#
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# Solder paste:
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#
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# Footprint Center pad Closest NXP (with complete land pattern)
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# QFN28-Atmel 2.4 mm for further study
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# QFN28-SiLabs 3.3 mm use SiLab's specification
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# QFN32-VHHD-2 3.7 mm between SOT818-1 and SOT788-1
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# QFN32-VHHD-6 3.4 mm SOT818-1
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#
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# From NXP:
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#
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# Package Pad Paste zone Islands Isl. size Isl. gap
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# SiLabs 3.25 3.1 3 x 3 0.9
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# SOT818-1 3.4 1.75 2 x 2 0.75 0.25
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# SOT788-1 4.0 2.4 3 x 3 0.6 0.3
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#
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# NXP rules (AN10365):
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# - paste zone = 35% of pad area
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# - paste coverge = 20% of pad area
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#
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# Our parameters:
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#
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# Package Pad Paste zone Islands Isl. size Isl. gap Zone Coverage
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# QFN32-VHHD-2 3.7 2.15 3 x 3 0.55 0.25 34% 20%
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# QFN32-VHHD-6 3.4 1.95 2 x 2 0.75 0.45 33% 19%
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#
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# Known bugs:
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#
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# - really ought to merge all the various QFN definitions (we have more
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# over at gta02-core) into a single QFN file with a big mean table of
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# everything
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#
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N: sot617-3-lp
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# "Generic" simple QFP (for now, just for Silabs' C8051F320)
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F: qfp
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@ -1,4 +1,4 @@
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MODULES=8_10-card fiducial pads stdpass
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MODULES=8_10-card fiducial pads qfn qfp stdpass
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.SUFFIXES: .fpd .mod
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.PHONY: all clean
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124
modules/qfn.fpd
Normal file
124
modules/qfn.fpd
Normal file
@ -0,0 +1,124 @@
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/* MACHINE-GENERATED ! */
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frame paste_pad {
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__0: vec @(SX/2, SY/2)
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__1: vec @(-SX/2, -SY/2)
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pad " " . __0 paste
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}
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frame paste {
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set x = SE*(xi-SNX/2-0.5)
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set y = SE*(yi-SNY/2-0.5)
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loop xi = 1, SNX
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loop yi = 1, SNY
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__0: vec @(x, y)
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frame paste_pad .
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}
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frame center {
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set pin = pins+1
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__0: vec @(X2/2, Y2/2)
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__1: vec @(-X2/2, -Y2/2)
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pad "$pin" . __0 bare
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frame paste @
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}
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frame pad {
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set px = (dx*X1+dy*Y1)/2
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set py = (dy*X1+dx*Y1)/2
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set pin = side*pins/4+i+1
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__0: vec @(px, py)
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__1: vec @(-px, -py)
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pad "$pin" __0 .
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__2: vec @(px, -py)
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}
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frame side {
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set pos = i-(pins/4-1)/2
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loop i = 0, pins/4-1
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__0: vec @(E*pos*dx, E*pos*dy)
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frame pad .
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}
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frame pads {
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table
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{ side, dx, dy }
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{ 0, 0, -1 }
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{ 1, 1, 0 }
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{ 2, 0, 1 }
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{ 3, -1, 0 }
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__0: vec @(dy*C1/2, -dx*C2/2)
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frame side .
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}
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frame index {
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}
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frame outline {
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table
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{ index, dx, _, dy }
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{ 1, -1, 0, 0 }
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{ 0, 0, 0, -1 }
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{ 0, 1, 0, 0 }
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{ 0, 0, 0, 1 }
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set mx = dx*C1/2
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set my = dy*C2/2
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set cx = mx+my
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set cy = my-mx
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set ax = -Y1/2*dx
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set ay = -Y1/2*dy
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set bx = -Y1/2*dy
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set by = Y1/2*dx
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__0: vec @(cx, cy)
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w: vec .(ax, ay)
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line __0 . w
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__2: vec __0(bx, by)
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line __0 . w
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__1: vec .(index*(ax-bx), index*(ay-by))
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line __2 . w
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}
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package "QFN$pins-$variant"
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unit auto
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table
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{ pins, variant, X1, Y1, X2, Y2, E, C1, C2, SE, SNX, SNY, SX, SY }
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{ 28, "Atmel", 0.24mm, 0.7mm, 2.4mm, 2.4mm, 0.45mm, 4.1mm, 4.1mm, 1mm, 2, 2, 0.8mm, 0.8mm }
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{ 28, "SiLabs", 0.25mm, 0.9mm, 3.3mm, 3.3mm, 0.5mm, 4.8mm, 4.8mm, 1.1mm, 3, 3, 0.9mm, 0.9mm }
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{ 32, "VHHD-2", 0.26mm, 0.69mm, 3.7mm, 3.7mm, 0.5mm, 5.1mm, 5.1mm, 0.8mm, 3, 3, 0.55mm, 0.55mm }
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{ 32, "VHHD-6", 0.26mm, 0.69mm, 3.4mm, 3.4mm, 0.5mm, 5.1mm, 5.1mm, 1.2mm, 2, 2, 0.75mm, 0.75mm }
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set w = 5mil
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frame pads @
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frame center @
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frame outline @
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measy side.__0 >> side.__0 3mm
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meas side.__0 -> side.__0 -1mm
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measy center.__1 >> center.__0 2.3mm
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measy pad.__1 >> pad.__1 3.5mm
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measy pad.__1 -> pad.__0 1mm
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meas pad.__1 -> pad.__2 -1mm
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measy paste_pad.__1 -> paste_pad.__0 1.8mm
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measy paste.__0 -> paste.__0 -C1
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measy paste_pad.__1 >> paste_pad.__0 -C1-1mm
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73
modules/qfp.fpd
Normal file
73
modules/qfp.fpd
Normal file
@ -0,0 +1,73 @@
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/* MACHINE-GENERATED ! */
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frame pad {
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set px = (dx*X1+dy*Y1)/2
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set py = (dy*X1+dx*Y1)/2
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set pin = side*pins/4+i+1
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__0: vec @(px, py)
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__1: vec @(-px, -py)
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pad "$pin" __0 .
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}
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frame side {
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set pos = i-(pins/4-1)/2
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loop i = 0, pins/4-1
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__0: vec @(e*pos*dx, e*pos*dy)
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frame pad .
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}
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frame pads {
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table
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{ side, dx, dy }
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{ 0, 0, -1 }
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{ 1, 1, 0 }
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{ 2, 0, 1 }
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{ 3, -1, 0 }
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__0: vec @(dy*C1/2, -dx*C2/2)
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frame side .
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}
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frame index {
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}
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frame outline {
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set mx = D1/2
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set my = E1/2
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set cf = 0.8
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set rf = (1-cf)/2
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set r = mx*rf
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__0: vec @(mx, my)
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__1: vec @(-mx, -my)
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rect . __0 w
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__2: vec @(-mx*cf, my*cf)
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__3: vec .(0mm, r)
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circ __2 . w
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}
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package "$name"
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unit mm
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table
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{ name, pins, X1, Y1, e, C1, C2, D1, E1 }
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{ "LQFP32", 32, 0.55mm, 1.3mm, 0.8mm, 8.45mm, 8.45mm, 7mm, 7mm }
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set X2 = X1+(pins/4-1)*E
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set Y2 = X2
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set w = 5mil
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frame pads @
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frame outline @
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measy pad.__1 -> pad.__0 1mm
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