pull in a 40-pin DIP footprint from old pcb library
[hw/altusmetrum] / packages / 8ufson2x2.5c
1 /*
2  * Copyright © 2012 Keith Packard <keithp@keithp.com>
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; version 2 of the License.
7  *
8  * This program is distributed in the hope that it will be useful, but
9  * WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
11  * General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License along
14  * with this program; if not, write to the Free Software Foundation, Inc.,
15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
16  */
17
18 load "footprint.5c"
19 import Footprint;
20
21 real pad_width = 0.30;
22 real pad_height = 0.75;
23 real pad_spacing = 0.50;
24
25 real pad_y_off = (2.8 - pad_height) / 2;
26
27 real center_width = 1.6;
28 real center_height = 0.45;
29
30 real package_width = 2;
31 real package_height = 2;
32
33 real num_pad = 4;       /* per side */
34
35 element_start("8ufson2x2");
36
37 real pad_off(int n) {
38         return pad_spacing * (n - (num_pad - 1) / 2);
39 }
40
41 real dot_off = - .3;
42
43 for (int pad = 0; pad < num_pad; pad++) {
44         /* bottom side (1-4) */
45
46         pad_mm(pad_off(pad),
47                pad_y_off,
48                pad_width,
49                pad_height,
50                sprintf("%d", pad + 1),
51                sprintf("%d", pad + 1));
52
53         /* top side (5-8) */
54
55         pad_mm(-pad_off(pad),
56                -pad_y_off,
57                pad_width,
58                pad_height,
59                sprintf("%d", pad + 5),
60                sprintf("%d", pad + 5));
61 }
62
63 pad_mm(0, 0, center_width, center_height, "GND", "GND");
64
65 rect(-package_width/2, -package_height/2,
66      package_width, package_height);
67
68 line(-package_width/2 + dot_off, package_height/2,
69      -package_width/2 + dot_off, package_height/2);
70
71 element_end();