LaOS Laser / Mbed 2 deprecated laoslaser

This is the firmware for the LaOS - Laser Open Source project. You can use it to drive a laser cutter. For hardware and more information, look at our wiki: http://wiki.laoslaser.org

Dependencies:   EthernetNetIf mbed

global.cpp@0:3852426a5068, 2012-06-08 (annotated)

Committer:
fablabtruck
Date:
Fri Jun 08 09:26:40 2012 +0000
Revision:
0:3852426a5068
svn revision 379

Who changed what in which revision?

UserRevisionLine numberNew contents of line
fablabtruck 0:3852426a5068 1 /*
fablabtruck 0:3852426a5068 2 * global.cpp
fablabtruck 0:3852426a5068 3 * Read global configuration from file
fablabtruck 0:3852426a5068 4 *
fablabtruck 0:3852426a5068 5 * Copyright (c) 2011 Peter Brier
fablabtruck 0:3852426a5068 6 *
fablabtruck 0:3852426a5068 7 * This file is part of the LaOS project (see: http://wiki.protospace.nl/index.php/LaOS)
fablabtruck 0:3852426a5068 8 *
fablabtruck 0:3852426a5068 9 * LaOS is free software: you can redistribute it and/or modify
fablabtruck 0:3852426a5068 10 * it under the terms of the GNU General Public License as published by
fablabtruck 0:3852426a5068 11 * the Free Software Foundation, either version 3 of the License, or
fablabtruck 0:3852426a5068 12 * (at your option) any later version.
fablabtruck 0:3852426a5068 13 *
fablabtruck 0:3852426a5068 14 * LaOS is distributed in the hope that it will be useful,
fablabtruck 0:3852426a5068 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
fablabtruck 0:3852426a5068 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
fablabtruck 0:3852426a5068 17 * GNU General Public License for more details.
fablabtruck 0:3852426a5068 18 *
fablabtruck 0:3852426a5068 19 * You should have received a copy of the GNU General Public License
fablabtruck 0:3852426a5068 20 * along with LaOS. If not, see <http://www.gnu.org/licenses/>.
fablabtruck 0:3852426a5068 21 *
fablabtruck 0:3852426a5068 22 */
fablabtruck 0:3852426a5068 23 #include "global.h"
fablabtruck 0:3852426a5068 24 #include "ConfigFile.h"
fablabtruck 0:3852426a5068 25
fablabtruck 0:3852426a5068 26
fablabtruck 0:3852426a5068 27
fablabtruck 0:3852426a5068 28 /**
fablabtruck 0:3852426a5068 29 *** Return a IpAddress, from a string in the format: ppp.qqq.rrr.sss
fablabtruck 0:3852426a5068 30 **/
fablabtruck 0:3852426a5068 31 void IpParse(char *a, int i[])
fablabtruck 0:3852426a5068 32 {
fablabtruck 0:3852426a5068 33 int n = 0, j;
fablabtruck 0:3852426a5068 34 char c[4];
fablabtruck 0:3852426a5068 35
fablabtruck 0:3852426a5068 36 i[0] = i[1] = i[2] = i[3] =0;
fablabtruck 0:3852426a5068 37 for (n=0; n<4; n++) {
fablabtruck 0:3852426a5068 38 while (*a && (*a < '0' || *a > '9'))
fablabtruck 0:3852426a5068 39 a++;
fablabtruck 0:3852426a5068 40 j = 0;
fablabtruck 0:3852426a5068 41 while (*a && *a >= '0' && *a <= '9')
fablabtruck 0:3852426a5068 42 {
fablabtruck 0:3852426a5068 43 if ( j<3 )
fablabtruck 0:3852426a5068 44 c[j++] = *a;
fablabtruck 0:3852426a5068 45 a++;
fablabtruck 0:3852426a5068 46 }
fablabtruck 0:3852426a5068 47 c[j] = 0;
fablabtruck 0:3852426a5068 48 i[n] = atoi(c);
fablabtruck 0:3852426a5068 49 }
fablabtruck 0:3852426a5068 50 }
fablabtruck 0:3852426a5068 51
fablabtruck 0:3852426a5068 52
fablabtruck 0:3852426a5068 53 /**
fablabtruck 0:3852426a5068 54 *** Global config
fablabtruck 0:3852426a5068 55 *** Config settings into global Config struct
fablabtruck 0:3852426a5068 56 **/
fablabtruck 0:3852426a5068 57 GlobalConfig::GlobalConfig(char *filename)
fablabtruck 0:3852426a5068 58 {
fablabtruck 0:3852426a5068 59 char val[32];
fablabtruck 0:3852426a5068 60 printf("\r\nOpen config file: '%s'\r\n", filename);
fablabtruck 0:3852426a5068 61 ConfigFile cfg(filename);
fablabtruck 0:3852426a5068 62 if ( !cfg.IsOpen() )
fablabtruck 0:3852426a5068 63 {
fablabtruck 0:3852426a5068 64 printf("File does not exists. Using defaults\n");
fablabtruck 0:3852426a5068 65 }
fablabtruck 0:3852426a5068 66
fablabtruck 0:3852426a5068 67 // IP settings
fablabtruck 0:3852426a5068 68 cfg.Value("net.ip", val, sizeof(val), "192.168.0.111");
fablabtruck 0:3852426a5068 69 IpParse(val, ip);
fablabtruck 0:3852426a5068 70 cfg.Value("net.mask", val, sizeof(val), "255.255.255.0");
fablabtruck 0:3852426a5068 71 IpParse(val, nm);
fablabtruck 0:3852426a5068 72 cfg.Value("net.gateway", val, sizeof(val), "192.168.0.1");
fablabtruck 0:3852426a5068 73 IpParse(val, gw);
fablabtruck 0:3852426a5068 74 cfg.Value("net.dns", val, sizeof(val), "192.168.0.1");
fablabtruck 0:3852426a5068 75 IpParse(val, dns);
fablabtruck 0:3852426a5068 76 cfg.Value("net.port", &port, 69);
fablabtruck 0:3852426a5068 77 cfg.Value("net.dhcp", &dhcp, 0);
fablabtruck 0:3852426a5068 78
fablabtruck 0:3852426a5068 79 // features
fablabtruck 0:3852426a5068 80 cfg.Value("sys.autohome", &autohome, 0);
fablabtruck 0:3852426a5068 81 cfg.Value("sys.autozhome", &autozhome, 0);
fablabtruck 0:3852426a5068 82 cfg.Value("sys.nodisplay", &nodisplay, 1);
fablabtruck 0:3852426a5068 83 cfg.Value("sys.i2cbaud", &i2cbaud, 9600);
fablabtruck 0:3852426a5068 84 cfg.Value("sys.cleandir", &cleandir, 1);
fablabtruck 0:3852426a5068 85
fablabtruck 0:3852426a5068 86 // Laser
fablabtruck 0:3852426a5068 87 cfg.Value("laser.enable", &lenable, 1); // laser enable polarity [0/1]
fablabtruck 0:3852426a5068 88 cfg.Value("laser.on", &lon, 1); // laser on polarity [0/1]
fablabtruck 0:3852426a5068 89 cfg.Value("laser.pwm.min", &pwmmin, 0); // pwm at minimum power [0..100]
fablabtruck 0:3852426a5068 90 cfg.Value("laser.pwm.max", &pwmmax, 0); // pwm at maximum power [0..100]
fablabtruck 0:3852426a5068 91 cfg.Value("laser.pwm.freq", &pwmfreq, 20000); // pwm frequency [Hz]
fablabtruck 0:3852426a5068 92
fablabtruck 0:3852426a5068 93 // rest position (after homing)
fablabtruck 0:3852426a5068 94 cfg.Value("x.rest", &xrest, 0);
fablabtruck 0:3852426a5068 95 cfg.Value("y.rest", &yrest, 0);
fablabtruck 0:3852426a5068 96 cfg.Value("z.rest", &zrest, 0);
fablabtruck 0:3852426a5068 97 cfg.Value("e.rest", &erest, 0);
fablabtruck 0:3852426a5068 98 // (homing) direction
fablabtruck 0:3852426a5068 99 cfg.Value("x.homedir", &xhomedir, 0);
fablabtruck 0:3852426a5068 100 cfg.Value("y.homedir", &yhomedir, 0);
fablabtruck 0:3852426a5068 101 cfg.Value("z.homedir", &zhomedir, 0);
fablabtruck 0:3852426a5068 102 cfg.Value("e.homedir", &ehomedir, 0);
fablabtruck 0:3852426a5068 103
fablabtruck 0:3852426a5068 104 cfg.Value("x.invert", &xinv, 0);
fablabtruck 0:3852426a5068 105 cfg.Value("y.invert", &yinv, 0);
fablabtruck 0:3852426a5068 106 cfg.Value("z.invert", &zinv, 0);
fablabtruck 0:3852426a5068 107 cfg.Value("e.invert", &einv, 0);
fablabtruck 0:3852426a5068 108
fablabtruck 0:3852426a5068 109
fablabtruck 0:3852426a5068 110 // (homing)sensor polarity
fablabtruck 0:3852426a5068 111 cfg.Value("x.pol", &xpol, 0);
fablabtruck 0:3852426a5068 112 cfg.Value("y.pol", &ypol, 0);
fablabtruck 0:3852426a5068 113 cfg.Value("z.pol", &zpol, 0);
fablabtruck 0:3852426a5068 114 cfg.Value("e.pol", &epol, 0);
fablabtruck 0:3852426a5068 115
fablabtruck 0:3852426a5068 116 // Scaling [steps/meter]
fablabtruck 0:3852426a5068 117 cfg.Value("x.scale", &xscale, 200000);
fablabtruck 0:3852426a5068 118 cfg.Value("y.scale", &yscale, 200000);
fablabtruck 0:3852426a5068 119 cfg.Value("z.scale", &zscale, 200000);
fablabtruck 0:3852426a5068 120 cfg.Value("e.scale", &escale, 200000);
fablabtruck 0:3852426a5068 121
fablabtruck 0:3852426a5068 122 // max axis speed [mm/sec]
fablabtruck 0:3852426a5068 123 cfg.Value("x.speed", &xspeed, 100);
fablabtruck 0:3852426a5068 124 cfg.Value("y.speed", &yspeed, 100);
fablabtruck 0:3852426a5068 125 cfg.Value("z.speed", &zspeed, 100);
fablabtruck 0:3852426a5068 126 cfg.Value("e.speed", &espeed, 100);
fablabtruck 0:3852426a5068 127
fablabtruck 0:3852426a5068 128 // home positions [um]
fablabtruck 0:3852426a5068 129 cfg.Value("x.home", &xhome, 0);
fablabtruck 0:3852426a5068 130 cfg.Value("y.home", &yhome, 0);
fablabtruck 0:3852426a5068 131 cfg.Value("z.home", &zhome, 100000);
fablabtruck 0:3852426a5068 132 cfg.Value("e.home", &ehome, 0);
fablabtruck 0:3852426a5068 133
fablabtruck 0:3852426a5068 134 // min and max [um]
fablabtruck 0:3852426a5068 135 cfg.Value("x.max", &xmax, 1E6);
fablabtruck 0:3852426a5068 136 cfg.Value("y.max", &ymax, 1E6);
fablabtruck 0:3852426a5068 137 cfg.Value("z.max", &zmax, 200000);
fablabtruck 0:3852426a5068 138 cfg.Value("e.max", &emax, 1E6);
fablabtruck 0:3852426a5068 139 cfg.Value("x.min", &xmin, 0);
fablabtruck 0:3852426a5068 140 cfg.Value("y.min", &ymin, 0);
fablabtruck 0:3852426a5068 141 cfg.Value("z.min", &zmin, 0);
fablabtruck 0:3852426a5068 142 cfg.Value("e.min", &emin, 0);
fablabtruck 0:3852426a5068 143
fablabtruck 0:3852426a5068 144 // motion settings: enable output state
fablabtruck 0:3852426a5068 145 cfg.Value("motion.homespeed", &homespeed, 10); // speed during homing [mm/sec]
fablabtruck 0:3852426a5068 146 cfg.Value("motion.speed", &speed, 100); // max speed [mm/sec]
fablabtruck 0:3852426a5068 147 cfg.Value("motion.accel", &accel, 100); // accelleration [mm/sec2]
fablabtruck 0:3852426a5068 148 cfg.Value("motion.enable", &enable, 0); // enable output polarity [0/1]
fablabtruck 0:3852426a5068 149 cfg.Value("motion.tolerance", &tolerance, 50); // cornering tolerance [1/1000 units]
fablabtruck 0:3852426a5068 150 }
fablabtruck 0:3852426a5068 151