| [490] | 1 | /*
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| 2 | * Header File for the Telescope Control protocols for the Meade LX200
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| 3 | * Author: John Kielkopf (kielkopf@louisville.edu)
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| 4 | *
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| 5 | * This file contains header information used in common with xmtel.
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| 6 |
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| 7 | This library is free software; you can redistribute it and/or
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| 8 | modify it under the terms of the GNU Lesser General Public
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| 9 | License as published by the Free Software Foundation; either
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| 10 | version 2.1 of the License, or (at your option) any later version.
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| 11 |
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| 12 | This library is distributed in the hope that it will be useful,
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| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 15 | Lesser General Public License for more details.
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| 16 |
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| 17 | You should have received a copy of the GNU Lesser General Public
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| 18 | License along with this library; if not, write to the Free Software
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| 19 | Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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| 20 | *
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| 21 | * 15 May 2003 -- Version 2.00
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| 22 | *
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| 23 | */
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| 24 |
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| 25 |
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| 26 | #ifndef CELESTRON_PROTOCOL_H
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| 27 | #define CELESTRON_PROTOCOL_H
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| 28 |
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| 29 | /* These are user defined quantities that set the limits over which it */
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| 30 | /* is safe to operate the telescope. */
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| 31 |
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| 32 |
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| 33 | /* LOWER is the number of degrees from the zenith that you will allow. */
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| 34 | /* Use 80, for example, to keep the eyepiece end out of the fork arm space */
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| 35 | /* of an LX200 telescope. */
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| 36 |
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| 37 | #define LOWER 90.
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| 38 |
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| 39 | /* HIGHER is the horizon. 0 is an unobstructed horizon in every direction. */
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| 40 | /* Use 10, for example, to limit sighting below 10 degrees above the horizon. */
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| 41 |
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| 42 | #define HIGHER 0.
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| 43 |
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| 44 |
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| 45 | /* Set this if a slew to the north sends the telescope south. */
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| 46 |
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| 47 | #define REVERSE_NS 0 /* 1 for reverse; 0 for normal. */
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| 48 |
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| 49 |
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| 50 | /* Set this for maximum slew rate allowed in degree/sec. */
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| 51 |
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| 52 | #define MAXSLEWRATE 4 /* 2 for safety; 4 for 16-inch; 8 otherwise. */
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| 53 |
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| 54 |
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| 55 |
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| 56 |
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| 57 | /* The following parameters are used internally to set speed and direction. */
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| 58 | /* Do not change these values. */
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| 59 |
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| 60 |
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| 61 | #define SLEW 0
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| 62 | #define FIND 1
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| 63 | #define CENTER 2
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| 64 | #define GUIDE 3
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| 65 |
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| 66 | #if REVERSE_NS > 0
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| 67 | #define NORTH 3
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| 68 | #define SOUTH 0
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| 69 | #else
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| 70 | #define NORTH 0
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| 71 | #define SOUTH 3
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| 72 | #endif
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| 73 |
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| 74 | #define EAST 2
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| 75 | #define WEST 1
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| 76 |
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| 77 | /* Slew speed defines */
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| 78 |
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| 79 | # define SLEWRATE8 8 /* should be 8 degrees per second (not 16-inch) */
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| 80 | # define SLEWRATE4 4 /* should be 4 degrees per second */
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| 81 | # define SLEWRATE3 3 /* should be 3 degrees per second */
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| 82 | # define SLEWRATE2 2 /* should be 2 degrees per second */
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| 83 |
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| 84 | /* Reticle defines */
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| 85 |
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| 86 | #define BRIGHTER 16 /* increase */
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| 87 | #define DIMMER 8 /* decrease */
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| 88 | #define BLINK0 0 /* no blinking */
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| 89 | #define BLINK1 1 /* blink rate 1 */
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| 90 | #define BLINK2 2 /* blink rate 2 */
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| 91 | #define BLINK3 4 /* blink rate 3 */
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| 92 |
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| 93 |
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| 94 | /* Focus defines */
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| 95 |
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| 96 | #define FOCUSOUT 8 /* positive voltage output */
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| 97 | #define FOCUSIN 4 /* negative voltage output */
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| 98 | #define FOCUSSTOP 0 /* no output */
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| 99 | #define FOCUSSLOW 1 /* half voltage */
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| 100 | #define FOCUSFAST 2 /* full voltage */
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| 101 |
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| 102 |
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| 103 | /* Rotator defines */
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| 104 |
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| 105 | #define ROTATORON 1 /* image rotator on */
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| 106 | #define ROTATOROFF 0 /* image rotator off */
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| 107 |
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| 108 |
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| 109 | /* Fan defines */
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| 110 |
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| 111 | #define FANON 1 /* cooling fan on */
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| 112 | #define FANOFF 0 /* cooling fan off */
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| 113 |
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| 114 | #ifdef __cplusplus
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| 115 | extern "C" {
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| 116 | #endif
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| 117 |
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| 118 | int ConnectTel(char *port);
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| 119 | void DisconnectTel(void);
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| 120 | int CheckConnectTel(void);
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| 121 |
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| 122 | void SetRate(int newRate);
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| 123 | void SetLimits(double limitLower, double limitHigher);
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| 124 | void StartSlew(int direction);
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| 125 | void StopSlew(int direction);
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| 126 | double GetRA(void);
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| 127 | double GetDec(void);
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| 128 | int SlewToCoords(double newRA, double newDec);
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| 129 | int SyncToCoords(double newRA, double newDec);
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| 130 | int CheckCoords(double desRA, double desDec, double tolRA, double tolDEC);
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| 131 |
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| 132 | void StopNSEW(void);
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| 133 | int SetSlewRate(void);
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| 134 |
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| 135 | int SyncLST(double newTime);
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| 136 | int SyncLocalTime();
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| 137 |
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| 138 | void Reticle(int reticle);
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| 139 | void Focus(int focus);
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| 140 | void Derotator(int rotate);
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| 141 | void Fan(int fan);
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| 142 |
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| 143 | #ifdef __cplusplus
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| 144 | }
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| 145 | #endif
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| 146 |
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| 147 | #endif
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| 148 |
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