GPS working with LoRa code - can't transmit faster that once every 6 seconds
Dependencies: mbed LoRaWAN-lib_gps_lora SingleFrequencyLora
l86.cpp
- Committer:
- Rishin
- Date:
- 2017-11-24
- Revision:
- 12:d9144f16d78b
- Parent:
- 11:f2a7f98cc9bf
File content as of revision 12:d9144f16d78b:
#include "l86.hpp" #include <string.h> #include <stdio.h> #include "mbed.h" #ifdef DEBUGGER RawSerial pc2(USBTX, USBRX); // USART2 #endif /* Parse NMEA RMC sentence into RMC data struct */ RMC_data Parse_RMC_sentence(char RMC_sentence[MAX_NMEA_LENGTH]){ const char delimeter[2] = ","; char *token = ""; int i = 0; char temp[11][12]; /* [11][12]: 11 strings, of length 12 */ RMC_data RMC_parsed; strcpy(RMC_parsed.Message, RMC_sentence); //Seperated Message /* get the first token */ token = strtok(RMC_sentence, delimeter); /* walk through other tokens */ while( token != NULL ) { strcpy(temp[i],token); i++; token = strtok(NULL, delimeter); } //Copy the message into its individual components strcpy(RMC_parsed.Message_ID,temp[0]); strcpy(RMC_parsed.UTC_Time,temp[1]); strcpy(RMC_parsed.Status,temp[2]); if(strcmp(RMC_parsed.Status,"A") == 0){ strcpy(RMC_parsed.Latitude,temp[3]); strcpy(RMC_parsed.N_S_Indicator,temp[4]); strcpy(RMC_parsed.Longitude,temp[5]); strcpy(RMC_parsed.E_W_Indicator,temp[6]); strcpy(RMC_parsed.Speed_Over_Ground,temp[7]); strcpy(RMC_parsed.Course_Over_Ground,temp[8]); strcpy(RMC_parsed.Date,temp[9]); strcpy(RMC_parsed.Mode,temp[10]); } return RMC_parsed; } // Use GPS data parse function? // parses into data formats that will be sent over LoRa /* Print RMC_data struct to PC USART for debugging */ void Print_RMC_data(RMC_data *RMC_data_print){ pc2.printf("RMC_Message: %s",RMC_data_print->Message); /*pc2.printf("UTC_Time: %s\r\n",RMC_data_print->UTC_Time); pc2.printf("Status: %s\r\n",RMC_data_print->Status); if(strcmp(RMC_data_print->Status,"A") == 0){ pc2.printf("Latitude: %s\r\n",RMC_data_print->Latitude); pc2.printf("N/S: %s\r\n",RMC_data_print->N_S_Indicator); pc2.printf("Longitude: %s\r\n",RMC_data_print->Longitude); pc2.printf("E/W: %s\r\n",RMC_data_print->E_W_Indicator); pc2.printf("Speed: %s\r\n",RMC_data_print->Speed_Over_Ground); pc2.printf("Course: %s\r\n",RMC_data_print->Course_Over_Ground); pc2.printf("Date: %s\r\n",RMC_data_print->Date); pc2.printf("Mode: %s\r\n",RMC_data_print->Mode); }*/ } /* Parse RMC_data struct into GPS data struct ready for sending over LoRa */ GPS_data Parse_RMC_data(RMC_data RMC_parsed){ GPS_data GPS_parsed; char tempLat[11]="0"; char tempLong[12]="0"; if(strcmp(RMC_parsed.Status,"A") == 0){ strcpy(GPS_parsed.UTC_Time,RMC_parsed.UTC_Time); if (strcmp(RMC_parsed.N_S_Indicator, "N") == 0){ tempLat[0] = '+'; } else{ tempLat[0] = '-'; } strcat(tempLat, RMC_parsed.Latitude); strcpy(GPS_parsed.Latitude,tempLat); if (strcmp(RMC_parsed.E_W_Indicator, "E") == 0){ tempLong[0] = '+'; } else{ tempLong[0] = '-'; } strcat(tempLong, RMC_parsed.Longitude); strcpy(GPS_parsed.Longitude, tempLong); strcpy(GPS_parsed.Speed_Over_Ground,RMC_parsed.Speed_Over_Ground); strcpy(GPS_parsed.Course_Over_Ground,RMC_parsed.Course_Over_Ground); strcpy(GPS_parsed.Date,RMC_parsed.Date); strcpy(GPS_parsed.Valid,RMC_parsed.Status); } else { strcpy(GPS_parsed.UTC_Time, "000000.000"); strcpy(GPS_parsed.Latitude,"+0000.0000"); strcpy(GPS_parsed.Longitude,"+00000.0000"); strcpy(GPS_parsed.Speed_Over_Ground,"0.00"); strcpy(GPS_parsed.Course_Over_Ground,"000.00"); strcpy(GPS_parsed.Date,"000000"); strcpy(GPS_parsed.Valid,RMC_parsed.Status); } return GPS_parsed; } /* Print GPS_data struct to PC USART for debugging */ void Print_GPS_data(GPS_data GPS_data_print){ pc2.printf("UTC_Time: %s\r\n",GPS_data_print.UTC_Time); pc2.printf("Status: %s\r\n",GPS_data_print.Valid); pc2.printf("Latitude: %s\r\n",GPS_data_print.Latitude); pc2.printf("Longitude: %s\r\n",GPS_data_print.Longitude); pc2.printf("Speed: %s\r\n",GPS_data_print.Speed_Over_Ground); pc2.printf("Course: %s\r\n",GPS_data_print.Course_Over_Ground); pc2.printf("Date: %s\r\n",GPS_data_print.Date); }