Satellite Observers Workbench. NOT yet complete, just published for forum posters to \"cherry pick\" pieces of code as requiered as an example.
nexstar.h
00001 /**************************************************************************** 00002 * Copyright 2010 Andy Kirkham, Stellar Technologies Ltd 00003 * 00004 * This file is part of the Satellite Observers Workbench (SOWB). 00005 * 00006 * SOWB is free software: you can redistribute it and/or modify 00007 * it under the terms of the GNU General Public License as published by 00008 * the Free Software Foundation, either version 3 of the License, or 00009 * (at your option) any later version. 00010 * 00011 * SOWB is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License 00017 * along with SOWB. If not, see <http://www.gnu.org/licenses/>. 00018 * 00019 * $Id: main.cpp 5 2010-07-12 20:51:11Z ajk $ 00020 * 00021 ***************************************************************************/ 00022 00023 #ifndef NEXSTAR_H 00024 #define NEXSTAR_H 00025 00026 #ifndef NEXSTAR_C 00027 extern bool nexstar_aligned; 00028 #endif 00029 00030 #define IS_NEXSTAR_ALIGNED nexstar_aligned 00031 00032 #define NEXSTAR_INIT 0 00033 #define NEXSTAR_IDLE 1 00034 #define NEXSTAR_CMD 2 00035 00036 /* Nexstar statuses. */ 00037 #define NEXSTAR_STATE_NOT_CONN -1 00038 #define NEXSTAR_STATE_IDLE 1 00039 #define NEXSTAR_STATE_BUSY 2 00040 00041 /* Statuses for command packets. */ 00042 #define NEXSTAR_SET_TRACKING 1 00043 #define NEXSTAR_GET_AZMALT 2 00044 #define NEXSTAR_GET_RADEC 3 00045 #define NEXSTAR_SET_ELEVATION_RATE 4 00046 #define NEXSTAR_SET_AZMITH_RATE 5 00047 #define NEXSTAR_GOTO 6 00048 #define NEXSTAR_SET_APPROACH 7 00049 #define NEXSTAR_GOTO_AZM_FAST 8 00050 #define NEXSTAR_GOTO_ELE_FAST 9 00051 #define NEXSTAR_IS_ALIGNED 10 00052 #define NEXSTAR_SET_TIME 11 00053 #define NEXSTAR_SET_LOCATION 12 00054 #define NEXSTAR_SYNC 13 00055 00056 #define NEXSTAR_BUFFER_SIZE 16 00057 #define NEXSTAR_SERIAL_TIMEOUT 350 00058 00059 /* API functions. */ 00060 void nexstar_get_elazm(double *el, double *azm); 00061 00062 /* Function prototypes. */ 00063 int _nexstar_set_tracking_mode(int mode); 00064 int _nexstar_get_altazm(void); 00065 int _nexstar_get_radec(void); 00066 void _nexstar_set_elevation_rate_coarse(double rate); 00067 void _nexstar_set_elevation_rate_fine(double rate); 00068 void _nexstar_set_elevation_rate_auto(double rate); 00069 void _nexstar_set_azmith_rate_coarse(double rate); 00070 void _nexstar_set_azmith_rate_fine(double rate); 00071 void _nexstar_set_azmith_rate_auto(double rate); 00072 00073 int _nexstar_set_elevation_rate(void); 00074 int _nexstar_set_azmith_rate(void); 00075 void _nexstar_set_azm_approach(int approach); 00076 00077 int _nexstar_goto(uint32_t, uint32_t); 00078 int _nexstar_goto_azm_fast(uint32_t azmith); 00079 00080 #include "gps.h" 00081 void _nexstar_set_time(GPS_TIME *t); 00082 void _nexstar_set_location(GPS_LOCATION_AVERAGE *l); 00083 00084 #include "satapi.h" 00085 void _nexstar_sync(RaDec *); 00086 00087 double nexstar_get_rate_azm(void); 00088 double nexstar_get_rate_alt(void); 00089 00090 bool _nexstar_is_aligned(void); 00091 00092 /* Defined in nexstar_align.c */ 00093 void nexstar_force_align(void); 00094 00095 /* Macros */ 00096 00097 /* Used to test the IIR register. Common across UARTs. */ 00098 #define UART_ISSET_THRE 0x0002 00099 #define UART_ISSET_RDA 0x0004 00100 #define UART_ISSET_CTI 0x000C 00101 #define UART_ISSET_RLS 0x0006 00102 #define UART_ISSET_FIFOLVL_RXFULL 0x0000000F 00103 #define UART_ISSET_FIFOLVL_TXFULL 0x00000F00 00104 00105 /* UART2 peripheral control masks. */ 00106 #define UART2_ORMASK_PCONP 0x01000000 00107 #define UART2_ORMASK_PCLKSEL1 0x00010000 00108 #define UART2_ORMASK_PINMODE0 0x00A00000 00109 #define UART2_ORMASK_PINSEL0 0x00500000 00110 00111 /* UART2 register configuration values. */ 00112 #define UART2_SET_LCR 0x00000003 00113 #define UART2_SET_LCR_DLAB 0x00000083 00114 #define UART2_SET_DLLSB 0x71 00115 #define UART2_SET_DLMSB 0x02 00116 #define UART2_SET_FCR 0x01 00117 #define UART2_SET_FCR_CLEAR 0x07 00118 #define UART2_SET_IER 0x01 00119 00120 /* Standard API functions. */ 00121 void nexstar_init(void); 00122 void nexstar_process(void); 00123 00124 /* endif NEXSTAR_H */ 00125 #endif 00126
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