GPS and IMU reading works
Dependencies: mbed Servo SDFileSystem
main.cpp@15:dbf20c1209ae, 2015-08-26 (annotated)
- Committer:
- dem123456789
- Date:
- Wed Aug 26 22:41:36 2015 +0000
- Revision:
- 15:dbf20c1209ae
- Parent:
- 14:92bacb5af01b
- Child:
- 16:0ea992d9a390
PC GET part done
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
taoqiuyang | 0:f4d390c06705 | 1 | #include "mbed.h" |
taoqiuyang | 3:ab9f94d112c0 | 2 | #include <string> |
dem123456789 | 9:bf5939466e86 | 3 | #include <sstream> |
dem123456789 | 9:bf5939466e86 | 4 | #include <vector> |
dem123456789 | 14:92bacb5af01b | 5 | #include "Get.h" |
dem123456789 | 11:1caacb994236 | 6 | using namespace std; |
dem123456789 | 11:1caacb994236 | 7 | |
dem123456789 | 11:1caacb994236 | 8 | #define MAX_IMU_SIZE 29 |
taoqiuyang | 3:ab9f94d112c0 | 9 | |
taoqiuyang | 2:afb333543af5 | 10 | DigitalOut led1(LED1); |
taoqiuyang | 2:afb333543af5 | 11 | DigitalOut led2(LED2); |
taoqiuyang | 5:451b8203ef99 | 12 | DigitalOut led3(LED3); |
dem123456789 | 8:1f5a44bade4d | 13 | DigitalOut led4(LED4); |
taoqiuyang | 2:afb333543af5 | 14 | |
taoqiuyang | 2:afb333543af5 | 15 | Serial pc(USBTX, USBRX); |
taoqiuyang | 2:afb333543af5 | 16 | Serial IMU(p28, p27); // tx, rx |
taoqiuyang | 5:451b8203ef99 | 17 | Serial GPS(p13, p14); // tx, rx |
taoqiuyang | 2:afb333543af5 | 18 | |
taoqiuyang | 2:afb333543af5 | 19 | char IMU_message[256]; |
taoqiuyang | 3:ab9f94d112c0 | 20 | int IMU_message_counter=0; |
taoqiuyang | 5:451b8203ef99 | 21 | char GPS_message[256]; |
taoqiuyang | 5:451b8203ef99 | 22 | int GPS_message_counter=0; |
dem123456789 | 14:92bacb5af01b | 23 | char PC_message[256]; |
dem123456789 | 14:92bacb5af01b | 24 | int PC_message_counter=0; |
dem123456789 | 11:1caacb994236 | 25 | |
dem123456789 | 11:1caacb994236 | 26 | string IMU_Y="N/A"; |
dem123456789 | 11:1caacb994236 | 27 | string IMU_P="N/A"; |
dem123456789 | 11:1caacb994236 | 28 | string IMU_R="N/A"; |
dem123456789 | 14:92bacb5af01b | 29 | string GPS_Quality="N/A"; |
dem123456789 | 11:1caacb994236 | 30 | string GPS_UTC="N/A"; |
dem123456789 | 11:1caacb994236 | 31 | string GPS_Latitude="N/A"; |
dem123456789 | 11:1caacb994236 | 32 | string GPS_Longtitude="N/A"; |
dem123456789 | 11:1caacb994236 | 33 | string GPS_Altitude="N/A"; |
dem123456789 | 11:1caacb994236 | 34 | string GPS_Num_Satellite="N/A"; |
dem123456789 | 11:1caacb994236 | 35 | string GPS_HDOP="N/A"; |
dem123456789 | 12:8644abfa86da | 36 | string GPS_VDOP="N/A"; |
dem123456789 | 12:8644abfa86da | 37 | string GPS_PDOP="N/A"; |
dem123456789 | 14:92bacb5af01b | 38 | string GPS_Date="N/A"; |
dem123456789 | 14:92bacb5af01b | 39 | string GPS_VelocityKnot="N/A"; |
dem123456789 | 14:92bacb5af01b | 40 | string GPS_VelocityKph="N/A"; |
dem123456789 | 14:92bacb5af01b | 41 | |
dem123456789 | 12:8644abfa86da | 42 | int asterisk_idx; |
dem123456789 | 9:bf5939466e86 | 43 | |
dem123456789 | 9:bf5939466e86 | 44 | vector<string> split(const string &s, char delim) { |
dem123456789 | 9:bf5939466e86 | 45 | stringstream ss(s); |
dem123456789 | 9:bf5939466e86 | 46 | string item; |
dem123456789 | 9:bf5939466e86 | 47 | vector<string> tokens; |
dem123456789 | 9:bf5939466e86 | 48 | while (getline(ss, item, delim)) { |
dem123456789 | 15:dbf20c1209ae | 49 | if (item.empty()) { |
dem123456789 | 15:dbf20c1209ae | 50 | item == "N/A"; |
dem123456789 | 15:dbf20c1209ae | 51 | } |
dem123456789 | 9:bf5939466e86 | 52 | tokens.push_back(item); |
dem123456789 | 9:bf5939466e86 | 53 | } |
dem123456789 | 9:bf5939466e86 | 54 | return tokens; |
dem123456789 | 9:bf5939466e86 | 55 | } |
dem123456789 | 9:bf5939466e86 | 56 | |
dem123456789 | 9:bf5939466e86 | 57 | void updateIMU(string IMU_data) { |
dem123456789 | 9:bf5939466e86 | 58 | string IMU_data_string(IMU_data); |
dem123456789 | 9:bf5939466e86 | 59 | if (IMU_data_string.substr(0,4) == "#YPR" and IMU_data_string.size() <= MAX_IMU_SIZE) { |
dem123456789 | 9:bf5939466e86 | 60 | IMU_data_string = IMU_data_string.substr(5); |
dem123456789 | 9:bf5939466e86 | 61 | vector<string> result = split(IMU_data_string, ','); |
dem123456789 | 9:bf5939466e86 | 62 | IMU_Y = result.at(0); |
dem123456789 | 9:bf5939466e86 | 63 | IMU_P = result.at(1); |
dem123456789 | 15:dbf20c1209ae | 64 | IMU_R = result.at(2).substr(0, result.at(2).size()-1); |
dem123456789 | 9:bf5939466e86 | 65 | } |
dem123456789 | 9:bf5939466e86 | 66 | } |
dem123456789 | 9:bf5939466e86 | 67 | |
dem123456789 | 10:12ba6ed2d6f0 | 68 | void updateGPS(string GPS_data) { |
dem123456789 | 10:12ba6ed2d6f0 | 69 | string GPS_data_string(GPS_data); |
dem123456789 | 11:1caacb994236 | 70 | if (GPS_data_string.substr(0,6) == "$GPGGA") { |
dem123456789 | 11:1caacb994236 | 71 | GPS_data_string = GPS_data_string.substr(7); |
dem123456789 | 10:12ba6ed2d6f0 | 72 | vector<string> result = split(GPS_data_string, ','); |
dem123456789 | 14:92bacb5af01b | 73 | GPS_Quality = result.at(5); |
dem123456789 | 14:92bacb5af01b | 74 | if(GPS_Quality != "0" and GPS_Quality != "6") { |
dem123456789 | 11:1caacb994236 | 75 | GPS_UTC = result.at(0); |
dem123456789 | 11:1caacb994236 | 76 | GPS_Latitude = result.at(2) + result.at(1); |
dem123456789 | 11:1caacb994236 | 77 | GPS_Longtitude = result.at(4) + result.at(3); |
dem123456789 | 11:1caacb994236 | 78 | GPS_Num_Satellite = result.at(6); |
dem123456789 | 11:1caacb994236 | 79 | GPS_HDOP = result.at(7); |
dem123456789 | 11:1caacb994236 | 80 | GPS_Altitude = result.at(8) + result.at(9); |
dem123456789 | 11:1caacb994236 | 81 | } |
dem123456789 | 14:92bacb5af01b | 82 | } else if (GPS_data_string.substr(0,6) == "$GPGSA" and GPS_Quality != "0" and GPS_Quality != "6") { |
dem123456789 | 12:8644abfa86da | 83 | GPS_data_string = GPS_data_string.substr(7); |
dem123456789 | 12:8644abfa86da | 84 | vector<string> result = split(GPS_data_string, ','); |
dem123456789 | 12:8644abfa86da | 85 | GPS_PDOP = result.at(14); |
dem123456789 | 12:8644abfa86da | 86 | asterisk_idx = result.at(16).find('*'); |
dem123456789 | 12:8644abfa86da | 87 | GPS_VDOP = result.at(16).substr(0, asterisk_idx); |
dem123456789 | 14:92bacb5af01b | 88 | } else if (GPS_data_string.substr(0,6) == "$GPRMC" and GPS_Quality != "0" and GPS_Quality != "6") { |
dem123456789 | 12:8644abfa86da | 89 | GPS_data_string = GPS_data_string.substr(7); |
dem123456789 | 12:8644abfa86da | 90 | vector<string> result = split(GPS_data_string, ','); |
dem123456789 | 14:92bacb5af01b | 91 | GPS_Date = result.at(8); |
dem123456789 | 14:92bacb5af01b | 92 | } else if (GPS_data_string.substr(0,6) == "$GPVTG" and GPS_Quality != "0" and GPS_Quality != "6") { |
dem123456789 | 12:8644abfa86da | 93 | GPS_data_string = GPS_data_string.substr(7); |
dem123456789 | 12:8644abfa86da | 94 | vector<string> result = split(GPS_data_string, ','); |
dem123456789 | 14:92bacb5af01b | 95 | GPS_VelocityKnot = result.at(4) + result.at(5); |
dem123456789 | 12:8644abfa86da | 96 | asterisk_idx = result.at(7).find('*'); |
dem123456789 | 14:92bacb5af01b | 97 | GPS_VelocityKph = result.at(6) + result.at(7).substr(0, asterisk_idx); |
dem123456789 | 10:12ba6ed2d6f0 | 98 | } |
dem123456789 | 12:8644abfa86da | 99 | |
dem123456789 | 10:12ba6ed2d6f0 | 100 | } |
dem123456789 | 10:12ba6ed2d6f0 | 101 | |
dem123456789 | 15:dbf20c1209ae | 102 | //@GET=GPS_Quality |
dem123456789 | 15:dbf20c1209ae | 103 | void decodePC(string PC_data) { |
dem123456789 | 15:dbf20c1209ae | 104 | string PC_data_string(PC_data); |
dem123456789 | 15:dbf20c1209ae | 105 | if (PC_data_string.substr(0,4) == "@GET") { |
dem123456789 | 15:dbf20c1209ae | 106 | pc.printf("%s", PC_data_string.c_str()); |
dem123456789 | 15:dbf20c1209ae | 107 | PC_data_string = PC_data_string.substr(5, PC_data_string.size()-6); |
dem123456789 | 15:dbf20c1209ae | 108 | pc.printf("%s\n", decodeCommand(PC_data_string).c_str()); |
dem123456789 | 15:dbf20c1209ae | 109 | } |
dem123456789 | 15:dbf20c1209ae | 110 | } |
dem123456789 | 15:dbf20c1209ae | 111 | |
dem123456789 | 15:dbf20c1209ae | 112 | |
dem123456789 | 11:1caacb994236 | 113 | void printStateIMU() { |
dem123456789 | 11:1caacb994236 | 114 | pc.printf("IMU_Y: %s, IMU_P: %s, IMU_R: %s\n",IMU_Y.c_str(), IMU_P.c_str(), IMU_R.c_str()); |
dem123456789 | 11:1caacb994236 | 115 | } |
dem123456789 | 11:1caacb994236 | 116 | |
dem123456789 | 12:8644abfa86da | 117 | void printStateGPS() { |
dem123456789 | 14:92bacb5af01b | 118 | pc.printf("GPS_Quality: %s, GPS_UTC: %s, GPS_Latitude: %s, GPS_Longtitude: %s, GPS_Altitude: %s, " |
dem123456789 | 14:92bacb5af01b | 119 | "GPS_Num_Satellite: %s, GPS_HDOP: %s, GPS_VDOP: %s, GPS_PDOP: %s, GPS_Date: %s, GPS_VelocityKnot: %s, GPS_VelocityKph: %s\n", |
dem123456789 | 14:92bacb5af01b | 120 | GPS_Quality.c_str(), GPS_UTC.c_str(), GPS_Latitude.c_str(), GPS_Longtitude.c_str(), GPS_Altitude.c_str(), GPS_Num_Satellite.c_str(), |
dem123456789 | 14:92bacb5af01b | 121 | GPS_HDOP.c_str(), GPS_VDOP.c_str(), GPS_PDOP.c_str(), GPS_Date.c_str(), GPS_VelocityKnot.c_str(), GPS_VelocityKph.c_str()); |
dem123456789 | 12:8644abfa86da | 122 | } |
dem123456789 | 14:92bacb5af01b | 123 | |
dem123456789 | 11:1caacb994236 | 124 | //#YPR=-183.74,-134.27,-114.39 |
taoqiuyang | 4:37d118f2348c | 125 | void IMU_serial_ISR() { |
taoqiuyang | 3:ab9f94d112c0 | 126 | char buf; |
taoqiuyang | 3:ab9f94d112c0 | 127 | |
taoqiuyang | 3:ab9f94d112c0 | 128 | while (IMU.readable()) { |
taoqiuyang | 3:ab9f94d112c0 | 129 | buf = IMU.getc(); |
taoqiuyang | 3:ab9f94d112c0 | 130 | |
dem123456789 | 14:92bacb5af01b | 131 | //pc.putc(buf); |
taoqiuyang | 3:ab9f94d112c0 | 132 | IMU_message[IMU_message_counter]=buf; |
dem123456789 | 9:bf5939466e86 | 133 | IMU_message_counter+=1; |
taoqiuyang | 3:ab9f94d112c0 | 134 | |
taoqiuyang | 3:ab9f94d112c0 | 135 | if (buf=='\n'){ |
dem123456789 | 9:bf5939466e86 | 136 | string IMU_copy(IMU_message, IMU_message_counter); |
dem123456789 | 11:1caacb994236 | 137 | //pc.printf("%s", IMU_copy.c_str()); |
dem123456789 | 9:bf5939466e86 | 138 | updateIMU(IMU_copy); |
dem123456789 | 9:bf5939466e86 | 139 | IMU_message_counter=0; |
dem123456789 | 9:bf5939466e86 | 140 | IMU_copy[0] = '\0'; |
dem123456789 | 9:bf5939466e86 | 141 | } |
dem123456789 | 9:bf5939466e86 | 142 | |
taoqiuyang | 3:ab9f94d112c0 | 143 | } |
taoqiuyang | 2:afb333543af5 | 144 | led2 = !led2; |
taoqiuyang | 2:afb333543af5 | 145 | } |
dem123456789 | 9:bf5939466e86 | 146 | |
dem123456789 | 9:bf5939466e86 | 147 | |
dem123456789 | 8:1f5a44bade4d | 148 | |
taoqiuyang | 5:451b8203ef99 | 149 | void GPS_serial_ISR() { |
taoqiuyang | 5:451b8203ef99 | 150 | char buf; |
taoqiuyang | 5:451b8203ef99 | 151 | |
taoqiuyang | 5:451b8203ef99 | 152 | while (GPS.readable()) { |
taoqiuyang | 5:451b8203ef99 | 153 | buf = GPS.getc(); |
dem123456789 | 14:92bacb5af01b | 154 | |
dem123456789 | 14:92bacb5af01b | 155 | //pc.putc(buf); |
dem123456789 | 10:12ba6ed2d6f0 | 156 | GPS_message[GPS_message_counter]=buf; |
dem123456789 | 10:12ba6ed2d6f0 | 157 | GPS_message_counter+=1; |
dem123456789 | 10:12ba6ed2d6f0 | 158 | |
dem123456789 | 10:12ba6ed2d6f0 | 159 | if (buf=='\n'){ |
dem123456789 | 10:12ba6ed2d6f0 | 160 | string GPS_copy(GPS_message, GPS_message_counter); |
dem123456789 | 11:1caacb994236 | 161 | //pc.printf("%s", GPS_copy.c_str()); |
dem123456789 | 10:12ba6ed2d6f0 | 162 | updateGPS(GPS_copy); |
dem123456789 | 10:12ba6ed2d6f0 | 163 | GPS_message_counter=0; |
dem123456789 | 10:12ba6ed2d6f0 | 164 | GPS_copy[0] = '\0'; |
dem123456789 | 10:12ba6ed2d6f0 | 165 | } |
taoqiuyang | 5:451b8203ef99 | 166 | } |
taoqiuyang | 5:451b8203ef99 | 167 | |
taoqiuyang | 5:451b8203ef99 | 168 | led3 = !led3; |
taoqiuyang | 5:451b8203ef99 | 169 | } |
taoqiuyang | 3:ab9f94d112c0 | 170 | |
dem123456789 | 8:1f5a44bade4d | 171 | void PC_serial_ISR() { |
dem123456789 | 8:1f5a44bade4d | 172 | char buf; |
dem123456789 | 8:1f5a44bade4d | 173 | |
dem123456789 | 8:1f5a44bade4d | 174 | while (pc.readable()) { |
dem123456789 | 8:1f5a44bade4d | 175 | buf = pc.getc(); |
dem123456789 | 14:92bacb5af01b | 176 | |
dem123456789 | 14:92bacb5af01b | 177 | //pc.putc(buf); |
dem123456789 | 14:92bacb5af01b | 178 | PC_message[PC_message_counter]=buf; |
dem123456789 | 14:92bacb5af01b | 179 | PC_message_counter+=1; |
dem123456789 | 14:92bacb5af01b | 180 | |
dem123456789 | 14:92bacb5af01b | 181 | if (buf=='\n'){ |
dem123456789 | 14:92bacb5af01b | 182 | string PC_copy(PC_message, PC_message_counter); |
dem123456789 | 14:92bacb5af01b | 183 | //pc.printf("%s", PC_copy.c_str()); |
dem123456789 | 14:92bacb5af01b | 184 | decodePC(PC_copy); |
dem123456789 | 14:92bacb5af01b | 185 | PC_message_counter=0; |
dem123456789 | 14:92bacb5af01b | 186 | PC_copy[0] = '\0'; |
dem123456789 | 14:92bacb5af01b | 187 | } |
dem123456789 | 8:1f5a44bade4d | 188 | } |
dem123456789 | 8:1f5a44bade4d | 189 | |
dem123456789 | 8:1f5a44bade4d | 190 | led4= !led4; |
dem123456789 | 8:1f5a44bade4d | 191 | } |
taoqiuyang | 3:ab9f94d112c0 | 192 | |
taoqiuyang | 0:f4d390c06705 | 193 | int main() { |
taoqiuyang | 2:afb333543af5 | 194 | IMU.baud(57600); |
taoqiuyang | 4:37d118f2348c | 195 | IMU.attach(&IMU_serial_ISR); |
taoqiuyang | 5:451b8203ef99 | 196 | GPS.baud(38400); |
taoqiuyang | 5:451b8203ef99 | 197 | GPS.attach(&GPS_serial_ISR); |
dem123456789 | 8:1f5a44bade4d | 198 | pc.baud(115200); |
dem123456789 | 8:1f5a44bade4d | 199 | pc.attach(&PC_serial_ISR); |
taoqiuyang | 1:e7245ffb4820 | 200 | |
taoqiuyang | 2:afb333543af5 | 201 | while (1) { |
taoqiuyang | 2:afb333543af5 | 202 | led1 = !led1; |
dem123456789 | 15:dbf20c1209ae | 203 | wait(0.4); |
dem123456789 | 15:dbf20c1209ae | 204 | //printStateIMU(); |
dem123456789 | 15:dbf20c1209ae | 205 | //printStateGPS(); |
taoqiuyang | 0:f4d390c06705 | 206 | } |
taoqiuyang | 0:f4d390c06705 | 207 | } |