Hepta 2 / HeptaGPS

GPS

Dependents:   CameraC1098_GPS_different_Lib

HeptaGPS.cpp@0:1be20a74923d, 2017-08-03 (annotated)

Committer:
hepta2ume
Date:
Thu Aug 03 04:28:24 2017 +0000
Revision:
0:1be20a74923d
test

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hepta2ume 0:1be20a74923d 1 #include "HeptaGPS.h"
hepta2ume 0:1be20a74923d 2 #include "mbed.h"
hepta2ume 0:1be20a74923d 3
hepta2ume 0:1be20a74923d 4 HeptaGPS::HeptaGPS(PinName tx, PinName rx) : gps(tx,rx)
hepta2ume 0:1be20a74923d 5 {
hepta2ume 0:1be20a74923d 6 }
hepta2ume 0:1be20a74923d 7 void HeptaGPS::baud(int rate)
hepta2ume 0:1be20a74923d 8 {
hepta2ume 0:1be20a74923d 9 gps.baud(rate);
hepta2ume 0:1be20a74923d 10 }
hepta2ume 0:1be20a74923d 11 char HeptaGPS::getc()
hepta2ume 0:1be20a74923d 12 {
hepta2ume 0:1be20a74923d 13 c = gps.getc();
hepta2ume 0:1be20a74923d 14 return c;
hepta2ume 0:1be20a74923d 15 }
hepta2ume 0:1be20a74923d 16 int HeptaGPS::readable()
hepta2ume 0:1be20a74923d 17 {
hepta2ume 0:1be20a74923d 18 i = gps.readable();
hepta2ume 0:1be20a74923d 19 return i;
hepta2ume 0:1be20a74923d 20 }
hepta2ume 0:1be20a74923d 21 void HeptaGPS::flushSerialBuffer(void)
hepta2ume 0:1be20a74923d 22 {
hepta2ume 0:1be20a74923d 23 ite = 0;
hepta2ume 0:1be20a74923d 24 while (gps.readable())
hepta2ume 0:1be20a74923d 25 {
hepta2ume 0:1be20a74923d 26 gps.getc();
hepta2ume 0:1be20a74923d 27 ite++;
hepta2ume 0:1be20a74923d 28 if(ite==100){break;};
hepta2ume 0:1be20a74923d 29 }
hepta2ume 0:1be20a74923d 30 return;
hepta2ume 0:1be20a74923d 31 }
hepta2ume 0:1be20a74923d 32 void HeptaGPS::gga_sensing(float *time, float *latitude, char *ns, float *longitude, char *ew, int *quality, int *stnum, float *hacu, float *altitude, char *aunit, int *gps_check)
hepta2ume 0:1be20a74923d 33 {
hepta2ume 0:1be20a74923d 34 int ite = 0;
hepta2ume 0:1be20a74923d 35 while(gps.getc()!='$'){
hepta2ume 0:1be20a74923d 36 ite++;
hepta2ume 0:1be20a74923d 37 if(ite==10000) break;
hepta2ume 0:1be20a74923d 38 }
hepta2ume 0:1be20a74923d 39 for(int i=0; i<5; i++){
hepta2ume 0:1be20a74923d 40 msg[i] = gps.getc();
hepta2ume 0:1be20a74923d 41 }
hepta2ume 0:1be20a74923d 42 if((msg[2]=='G')&(msg[3]=='G')&(msg[4]=='A')){
hepta2ume 0:1be20a74923d 43 for(int j=0; j<6; j++){
hepta2ume 0:1be20a74923d 44 if(j==0){
hepta2ume 0:1be20a74923d 45 for(int i=5; i<256; i++){
hepta2ume 0:1be20a74923d 46 msg[i] = gps.getc();
hepta2ume 0:1be20a74923d 47 if(msg[i] == '\r') {
hepta2ume 0:1be20a74923d 48 msg[i] = 0;
hepta2ume 0:1be20a74923d 49 break;
hepta2ume 0:1be20a74923d 50 }
hepta2ume 0:1be20a74923d 51 }
hepta2ume 0:1be20a74923d 52 }else{
hepta2ume 0:1be20a74923d 53 for(int i=0; i<256; i++){
hepta2ume 0:1be20a74923d 54 msgd[i] = gps.getc();
hepta2ume 0:1be20a74923d 55 if(msgd[i] == '\r') {
hepta2ume 0:1be20a74923d 56 break;
hepta2ume 0:1be20a74923d 57 }
hepta2ume 0:1be20a74923d 58 }
hepta2ume 0:1be20a74923d 59 if((msgd[4]=='V')&(msgd[5]=='T')&(msgd[6]=='G')){
hepta2ume 0:1be20a74923d 60 break;
hepta2ume 0:1be20a74923d 61 }
hepta2ume 0:1be20a74923d 62 }
hepta2ume 0:1be20a74923d 63 }
hepta2ume 0:1be20a74923d 64 if(sscanf(msg, "GPGGA,%f,%f,%c,%f,%c,%d,%d,%f,%f,%c", time, latitude, ns, longitude, ew, quality, stnum, hacu, altitude, aunit) >= 1) {
hepta2ume 0:1be20a74923d 65 if(!(quality)) {
hepta2ume 0:1be20a74923d 66 //latitude(unit transformation)
hepta2ume 0:1be20a74923d 67 *latitude=int(*latitude/100)+(*latitude-int(*latitude/100)*100)/60;
hepta2ume 0:1be20a74923d 68 //longitude(unit transformation)
hepta2ume 0:1be20a74923d 69 *longitude = int(*longitude/100)+(*longitude-int(*longitude/100)*100)/60;
hepta2ume 0:1be20a74923d 70 *gps_check = 0;
hepta2ume 0:1be20a74923d 71 } else {
hepta2ume 0:1be20a74923d 72 //latitude(unit transformation)
hepta2ume 0:1be20a74923d 73 *latitude=int(*latitude/100)+(*latitude-int(*latitude/100)*100)/60;
hepta2ume 0:1be20a74923d 74 //longitude(unit transformation)
hepta2ume 0:1be20a74923d 75 *longitude = int(*longitude/100)+(*longitude-int(*longitude/100)*100)/60;
hepta2ume 0:1be20a74923d 76 *gps_check = 1;
hepta2ume 0:1be20a74923d 77 }
hepta2ume 0:1be20a74923d 78 }
hepta2ume 0:1be20a74923d 79 else{
hepta2ume 0:1be20a74923d 80 printf("No Data");
hepta2ume 0:1be20a74923d 81 *gps_check = 2;
hepta2ume 0:1be20a74923d 82 }
hepta2ume 0:1be20a74923d 83 }
hepta2ume 0:1be20a74923d 84 else{
hepta2ume 0:1be20a74923d 85 *gps_check = 3;
hepta2ume 0:1be20a74923d 86 }
hepta2ume 0:1be20a74923d 87 }
hepta2ume 0:1be20a74923d 88 void HeptaGPS::lat_log_sensing_u16(char *lat, char *log, int *dsize)
hepta2ume 0:1be20a74923d 89 {
hepta2ume 0:1be20a74923d 90 char gph1[8]={0x00},gph2[8]={0x00},gph3[8]={0x00},gph4[8]={0x00},gpt1[8]={0x00},gpt2[8]={0x00},gpt3[8]={0x00},gpt4[8]={0x00};
hepta2ume 0:1be20a74923d 91 int i=0,j=0;
hepta2ume 0:1be20a74923d 92 while (gps.readable()){
hepta2ume 0:1be20a74923d 93 gps.getc();
hepta2ume 0:1be20a74923d 94 }
hepta2ume 0:1be20a74923d 95 loop:
hepta2ume 0:1be20a74923d 96 while(gps.getc()!='$'){}
hepta2ume 0:1be20a74923d 97 for(j=0;j<5;j++){
hepta2ume 0:1be20a74923d 98 gps_data[1][j]=gps.getc();
hepta2ume 0:1be20a74923d 99 }
hepta2ume 0:1be20a74923d 100 if((gps_data[1][2]==0x52)&(gps_data[1][3]==0x4d)&(gps_data[1][4]==0x43)){
hepta2ume 0:1be20a74923d 101 for(j=0;j<1;j++){
hepta2ume 0:1be20a74923d 102 if(j==0){
hepta2ume 0:1be20a74923d 103 i=0;
hepta2ume 0:1be20a74923d 104 while((gps_data[j+1][i+5] = gps.getc()) != '\r'){
hepta2ume 0:1be20a74923d 105 //pc.putc(gps_data[j+1][i+5]);
hepta2ume 0:1be20a74923d 106 i++;
hepta2ume 0:1be20a74923d 107 }
hepta2ume 0:1be20a74923d 108 gps_data[j+1][i+5]='\0';
hepta2ume 0:1be20a74923d 109 i=0;
hepta2ume 0:1be20a74923d 110 //pc.printf("\n\r");
hepta2ume 0:1be20a74923d 111 }
hepta2ume 0:1be20a74923d 112 else{
hepta2ume 0:1be20a74923d 113 while(gps.getc()!='$'){}
hepta2ume 0:1be20a74923d 114 i=0;
hepta2ume 0:1be20a74923d 115 while((gps_data[j+1][i] = gps.getc()) != '\r'){
hepta2ume 0:1be20a74923d 116 //pc.putc(gps_data[j+1][i]);
hepta2ume 0:1be20a74923d 117 i++;
hepta2ume 0:1be20a74923d 118 }
hepta2ume 0:1be20a74923d 119 gps_data[j+1][i]='\0';
hepta2ume 0:1be20a74923d 120 i=0;
hepta2ume 0:1be20a74923d 121 //pc.printf("\n\r");
hepta2ume 0:1be20a74923d 122 }
hepta2ume 0:1be20a74923d 123 }
hepta2ume 0:1be20a74923d 124 }
hepta2ume 0:1be20a74923d 125 else
hepta2ume 0:1be20a74923d 126 {
hepta2ume 0:1be20a74923d 127 goto loop;
hepta2ume 0:1be20a74923d 128 }
hepta2ume 0:1be20a74923d 129 if( sscanf(gps_data[1],"GPRMC,%f,%c,%f,%c,%f,%c,%f",&time,&statas,&hokui,&ns,&tokei,&ew,&vel) >= 1){
hepta2ume 0:1be20a74923d 130 //hokui
hepta2ume 0:1be20a74923d 131 d_hokui=int(hokui/100);
hepta2ume 0:1be20a74923d 132 m_hokui=(hokui-d_hokui*100);
hepta2ume 0:1be20a74923d 133 //m_hokui=(hokui-d_hokui*100)/60;
hepta2ume 0:1be20a74923d 134 g_hokui=d_hokui+(hokui-d_hokui*100)/60;
hepta2ume 0:1be20a74923d 135 sprintf( gph1, "%02X", (char(d_hokui)) & 0xFF);
hepta2ume 0:1be20a74923d 136 sprintf( gph2, "%02X", (char(m_hokui)) & 0xFF);
hepta2ume 0:1be20a74923d 137 sprintf( gph3, "%02X", (char((m_hokui-char(m_hokui))*100)) & 0xFF);
hepta2ume 0:1be20a74923d 138 sprintf( gph4, "%02X", (char(((m_hokui-char(m_hokui))*100-char((m_hokui-char(m_hokui))*100))*100)) & 0xFF);
hepta2ume 0:1be20a74923d 139
hepta2ume 0:1be20a74923d 140 //tokei
hepta2ume 0:1be20a74923d 141 d_tokei=int(tokei/100);
hepta2ume 0:1be20a74923d 142 m_tokei=(tokei-d_tokei*100);
hepta2ume 0:1be20a74923d 143 //m_tokei=(tokei-d_tokei*100)/60;
hepta2ume 0:1be20a74923d 144 g_tokei=d_tokei+(tokei-d_tokei*100)/60;
hepta2ume 0:1be20a74923d 145 sprintf( gpt1, "%02X", (char(d_tokei)) & 0xFF);
hepta2ume 0:1be20a74923d 146 sprintf( gpt2, "%02X", (char(m_tokei)) & 0xFF);
hepta2ume 0:1be20a74923d 147 sprintf( gpt3, "%02X", (char((m_tokei-char(m_tokei))*100)) & 0xFF);
hepta2ume 0:1be20a74923d 148 sprintf( gpt4, "%02X", (char(((m_tokei-char(m_tokei))*100-char((m_tokei-char(m_tokei))*100))*100)) & 0xFF);
hepta2ume 0:1be20a74923d 149 lat[0] = gph1[0];
hepta2ume 0:1be20a74923d 150 lat[1] = gph1[1];
hepta2ume 0:1be20a74923d 151 lat[2] = gph2[0];
hepta2ume 0:1be20a74923d 152 lat[3] = gph2[1];
hepta2ume 0:1be20a74923d 153 lat[4] = gph3[0];
hepta2ume 0:1be20a74923d 154 lat[5] = gph3[1];
hepta2ume 0:1be20a74923d 155 lat[6] = gph4[0];
hepta2ume 0:1be20a74923d 156 lat[7] = gph4[1];
hepta2ume 0:1be20a74923d 157 log[0] = gpt1[0];
hepta2ume 0:1be20a74923d 158 log[1] = gpt1[1];
hepta2ume 0:1be20a74923d 159 log[2] = gpt2[0];
hepta2ume 0:1be20a74923d 160 log[3] = gpt2[1];
hepta2ume 0:1be20a74923d 161 log[4] = gpt3[0];
hepta2ume 0:1be20a74923d 162 log[5] = gpt3[1];
hepta2ume 0:1be20a74923d 163 log[6] = gpt4[0];
hepta2ume 0:1be20a74923d 164 log[7] = gpt4[1];
hepta2ume 0:1be20a74923d 165 }
hepta2ume 0:1be20a74923d 166 *dsize = 8;
hepta2ume 0:1be20a74923d 167 }