IEEE 802.15.4 subsystem
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IEEE 802.15.4 subsystem Git Source Tree
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| Source at commit 5c5a93686b7e8985872ed451f53933f5303eba1c created 7 years 1 month ago. By Stefan Schmidt, atusb/fw: update changelog for 0.3 firmware release | |
|---|---|
| 1 | #!/usr/bin/perl |
| 2 | |
| 3 | $PI = atan2(1, 1)*4; |
| 4 | |
| 5 | $d = 25.4/1000*35; |
| 6 | $r = $d/2-0.1; # compensate deflection of board |
| 7 | $steps = 24; |
| 8 | |
| 9 | |
| 10 | sub orig |
| 11 | { |
| 12 | $x0 = $_[0]; |
| 13 | $y0 = $_[1]; |
| 14 | } |
| 15 | |
| 16 | |
| 17 | sub mil |
| 18 | { |
| 19 | return $_[0]/1000*25.4; |
| 20 | } |
| 21 | |
| 22 | |
| 23 | sub cut |
| 24 | { |
| 25 | if (defined $x) { |
| 26 | if ($x == $_[0]+$x0 && $y == $_[1]+$y0) { |
| 27 | shift @_; |
| 28 | shift @_; |
| 29 | } else { |
| 30 | print "\n"; |
| 31 | } |
| 32 | } |
| 33 | while (@_) { |
| 34 | $x = shift @_; |
| 35 | $y = shift @_; |
| 36 | # ($x, $y) = (-$y, $x); |
| 37 | $x += $x0; |
| 38 | $y += $y0; |
| 39 | print "$x $y $z\n"; |
| 40 | } |
| 41 | } |
| 42 | |
| 43 | |
| 44 | # 0 is at "noon", rotating counter-clockwise |
| 45 | |
| 46 | sub arc |
| 47 | { |
| 48 | local ($xc, $yc, $d, $a0, $a1) = @_; |
| 49 | local ($rr) = $d/2; |
| 50 | local $n = int(abs($a1-$a0)/360*$steps+0.5); |
| 51 | |
| 52 | $rr = 0 if $rr < 0; |
| 53 | for ($i = 0; $i <= $n; $i++) { |
| 54 | my $a = ($a0+($a1-$a0)/$n*$i)*$PI/180; |
| 55 | $x = $x0+$xc-$rr*sin($a); |
| 56 | $y = $y0+$yc+$rr*cos($a); |
| 57 | print "$x $y $z\n"; |
| 58 | } |
| 59 | } |
| 60 | |
| 61 | |
| 62 | sub circ |
| 63 | { |
| 64 | local ($xc, $yc, $d) = @_; |
| 65 | |
| 66 | print "\n"; |
| 67 | &arc($xc, $yc, $d, 0, 360); |
| 68 | &circ($xc, $yc, $d-$r*2) if $d > $r*2; |
| 69 | } |
| 70 | |
| 71 | |
| 72 | sub hhole |
| 73 | { |
| 74 | local ($xc0, $xc1, $yc, $d) = @_; |
| 75 | local ($rr) = $d/2; |
| 76 | |
| 77 | &cut($xc0, $yc+$rr, $xc1, $yc+$rr); |
| 78 | &arc($xc1, $yc, $d, 0, -180); |
| 79 | undef $x; |
| 80 | &cut($xc1, $yc-$rr, $xc0, $yc-$rr); |
| 81 | &arc($xc0, $yc, $d, 180, 0); |
| 82 | } |
| 83 | |
| 84 | |
| 85 | sub pcb |
| 86 | { |
| 87 | &cut( |
| 88 | &mil( 0), &mil( 0), |
| 89 | &mil(1080), &mil( 0), |
| 90 | &mil(1080), &mil( 620), |
| 91 | &mil( 0), &mil( 620), |
| 92 | &mil( 0), &mil( 0)); |
| 93 | } |
| 94 | |
| 95 | |
| 96 | sub holes |
| 97 | { |
| 98 | # x-x0, y0-y, diameter |
| 99 | &circ(&mil(3130-3020), &mil(3520-3122), &mil(43)); |
| 100 | &circ(&mil(3130-3020), &mil(3520-3298), &mil(43)); |
| 101 | |
| 102 | &hhole(&mil(3100-3020), &mil(3159-3020), &mil(3520-2986), &mil(39)); |
| 103 | &hhole(&mil(3100-3020), &mil(3159-3020), &mil(3520-3434), &mil(39)); |
| 104 | } |
| 105 | |
| 106 | |
| 107 | |
| 108 | |
| 109 | $z = -0.8; # full thickness of board |
| 110 | # x: corner offset, compensation for rotation, array position |
| 111 | # y: corner offet |
| 112 | |
| 113 | &orig(34*2+3, 3); |
| 114 | |
| 115 | $r = $d/2; # no compensation. don't wanna risk making holes too big. |
| 116 | &holes; |
| 117 | |
| 118 | $r = $d/2-0.1; # compensate deflection of board |
| 119 | &pcb; |
| 120 | |
