GPS working with LoRa code - can't transmit faster that once every 6 seconds
Dependencies: mbed LoRaWAN-lib_gps_lora SingleFrequencyLora
Diff: l86.cpp
- Revision:
- 10:0b5a507b4a4d
- Parent:
- 9:b866f1bc8fd4
- Child:
- 11:f2a7f98cc9bf
--- a/l86.cpp Mon Nov 13 19:51:18 2017 +0000 +++ b/l86.cpp Tue Nov 14 16:06:16 2017 +0000 @@ -7,24 +7,19 @@ RawSerial pc2(PC_TX, PC_RX); // USART2 #endif -RMC_data Parse_RMC_data(char RMC_sentence[MAX_NMEA_LENGTH]){ - - //Local Variables - char RMC_message_copy[MAX_NMEA_LENGTH] = ""; +/* 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; - //Copy original RMC sentence to a copy in order to not destroy message - strcpy(RMC_message_copy,RMC_sentence); strcpy(RMC_parsed.Message, RMC_sentence); - // pc2.printf(RMC_data_parse->Message); //Seperated Message /* get the first token */ - token = strtok(RMC_message_copy, delimeter); + token = strtok(RMC_sentence, delimeter); /* walk through other tokens */ while( token != NULL ) @@ -53,6 +48,7 @@ // 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); @@ -67,4 +63,38 @@ pc2.printf("Date: %s\r\n",RMC_data_print->Date); pc2.printf("Mode: %s\r\n",RMC_data_print->Mode); } -} \ No newline at end of file +} + +/* 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; + strcpy(GPS_parsed.UTC_Time,RMC_parsed.UTC_Time); + if (strcmp(RMC_parsed.N_S_Indicator, "N") == 0){ + strcpy(GPS_parsed.Latitude, strcat("+", RMC_parsed.Latitude)); + } + else{ + strcpy(GPS_parsed.Latitude, strcat("-", RMC_parsed.Latitude)); + } + if (strcmp(RMC_parsed.E_W_Indicator, "E") == 0){ + strcpy(GPS_parsed.Longitude, strcat("+", RMC_parsed.Latitude)); + } + else{ + strcpy(GPS_parsed.Longitude, strcat("-", RMC_parsed.Latitude)); + } + 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); + 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); +}