St-connect
Dependencies: HP206C mbed WakeUp QMC5883L DHT22 DS1820
- ST Conect Project Look how we did it : [Hackster](https://www.hackster.io/monginjulien/st-connect-dike-monitoring-534a32)
main.cpp@12:41fa5a145a22, 2019-01-08 (annotated)
- Committer:
- raminou
- Date:
- Tue Jan 08 15:06:23 2019 +0000
- Revision:
- 12:41fa5a145a22
- Parent:
- 11:e48bb5d44808
- Child:
- 13:8cbc053fdca1
final as debug
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
raminou | 0:1c266599e07b | 1 | #include "mbed.h" |
raminou | 0:1c266599e07b | 2 | #include "WakeUp.h" |
raminou | 0:1c266599e07b | 3 | #include "DHT22.h" |
raminou | 0:1c266599e07b | 4 | #include "HP20x_dev.h" |
raminou | 5:d805b1c2dc1e | 5 | #include "DS1820.h" |
raminou | 5:d805b1c2dc1e | 6 | #include "QMC5883L.h" |
raminou | 8:c4801ce16934 | 7 | |
raminou | 11:e48bb5d44808 | 8 | // Time during the deepsleep in ms |
raminou | 12:41fa5a145a22 | 9 | #define DEEPSLEEP_TIME (1*60000) |
raminou | 8:c4801ce16934 | 10 | |
raminou | 11:e48bb5d44808 | 11 | // Enabling components |
raminou | 11:e48bb5d44808 | 12 | #define ENABLE_BAROMETER 1 |
raminou | 11:e48bb5d44808 | 13 | #define ENABLE_MAGNETOMETER 1 |
raminou | 11:e48bb5d44808 | 14 | #define ENABLE_GROUND_TEMPERATURE 1 |
raminou | 11:e48bb5d44808 | 15 | #define ENABLE_GROUND_HUMIDITY 1 |
raminou | 11:e48bb5d44808 | 16 | #define ENABLE_DHT22 1 |
raminou | 11:e48bb5d44808 | 17 | |
raminou | 11:e48bb5d44808 | 18 | // Sigfox constants |
raminou | 6:865aa63f2106 | 19 | #define MESSAGE_SIZE 32 |
raminou | 6:865aa63f2106 | 20 | #define TRAME_SIZE 25 |
raminou | 5:d805b1c2dc1e | 21 | |
raminou | 11:e48bb5d44808 | 22 | // Enable the debug |
raminou | 12:41fa5a145a22 | 23 | #define DEBUG |
raminou | 11:e48bb5d44808 | 24 | |
raminou | 11:e48bb5d44808 | 25 | // Enable the sending over Sigfox |
raminou | 8:c4801ce16934 | 26 | #define SEND_SIGFOX 1 |
raminou | 0:1c266599e07b | 27 | |
raminou | 11:e48bb5d44808 | 28 | // Object initializations |
raminou | 0:1c266599e07b | 29 | #ifdef DEBUG |
raminou | 0:1c266599e07b | 30 | Serial pc(USBTX, USBRX); |
raminou | 11:e48bb5d44808 | 31 | DigitalOut myled(LED1); |
raminou | 0:1c266599e07b | 32 | #endif |
raminou | 0:1c266599e07b | 33 | |
raminou | 7:036d9a2accff | 34 | #ifdef ENABLE_BAROMETER |
raminou | 7:036d9a2accff | 35 | HP20x_dev capt_barometer(D4, D5); |
raminou | 7:036d9a2accff | 36 | #endif |
raminou | 7:036d9a2accff | 37 | |
raminou | 7:036d9a2accff | 38 | #ifdef ENABLE_MAGNETOMETER |
raminou | 7:036d9a2accff | 39 | QMC5883L capt_magnetometer(D4, D5); |
raminou | 7:036d9a2accff | 40 | #endif |
raminou | 7:036d9a2accff | 41 | |
raminou | 7:036d9a2accff | 42 | #ifdef ENABLE_GROUND_TEMPERATURE |
raminou | 7:036d9a2accff | 43 | DS1820 capt_ground_temperature(A1); |
raminou | 7:036d9a2accff | 44 | #endif |
raminou | 7:036d9a2accff | 45 | |
raminou | 7:036d9a2accff | 46 | #ifdef ENABLE_GROUND_HUMIDITY |
raminou | 9:2f31939caaf2 | 47 | DigitalOut transistor_humidity(D12); |
raminou | 7:036d9a2accff | 48 | AnalogIn capt_ground_humidity(A0); // SEN0 |
raminou | 7:036d9a2accff | 49 | #endif |
raminou | 7:036d9a2accff | 50 | |
raminou | 7:036d9a2accff | 51 | #ifdef ENABLE_DHT22 |
raminou | 7:036d9a2accff | 52 | DHT22 capt_thermo_air_humidity(D3); // DHT22 |
raminou | 7:036d9a2accff | 53 | #endif |
raminou | 7:036d9a2accff | 54 | |
raminou | 11:e48bb5d44808 | 55 | // Pin to disable deepsleep |
raminou | 11:e48bb5d44808 | 56 | DigitalIn disable_deep(D6); |
raminou | 11:e48bb5d44808 | 57 | |
raminou | 0:1c266599e07b | 58 | Serial sigfox(D1, D0); |
raminou | 11:e48bb5d44808 | 59 | |
raminou | 11:e48bb5d44808 | 60 | // Pin to control the transistor |
raminou | 8:c4801ce16934 | 61 | DigitalInOut reset_sigfox(D9); |
raminou | 11:e48bb5d44808 | 62 | |
raminou | 0:1c266599e07b | 63 | |
raminou | 6:865aa63f2106 | 64 | char message[MESSAGE_SIZE] = "AT$SF="; |
raminou | 0:1c266599e07b | 65 | |
raminou | 11:e48bb5d44808 | 66 | // Default values at the init |
raminou | 5:d805b1c2dc1e | 67 | long pressure = 10000; |
raminou | 5:d805b1c2dc1e | 68 | float air_temperature = 20.0; |
raminou | 5:d805b1c2dc1e | 69 | float air_humidity = 50.0; |
raminou | 5:d805b1c2dc1e | 70 | float ground_temperature = 20.0; |
raminou | 5:d805b1c2dc1e | 71 | float ground_humidity = 0.5; |
raminou | 5:d805b1c2dc1e | 72 | int16_t magnetic_field[3] = {}; // x, y, z |
raminou | 0:1c266599e07b | 73 | |
raminou | 0:1c266599e07b | 74 | void mycallback() |
raminou | 0:1c266599e07b | 75 | { |
raminou | 0:1c266599e07b | 76 | } |
raminou | 0:1c266599e07b | 77 | |
raminou | 11:e48bb5d44808 | 78 | /* |
raminou | 11:e48bb5d44808 | 79 | * Round the float f |
raminou | 11:e48bb5d44808 | 80 | */ |
raminou | 6:865aa63f2106 | 81 | int16_t round(float f) |
raminou | 6:865aa63f2106 | 82 | { |
raminou | 6:865aa63f2106 | 83 | int16_t res = (int16_t)f; |
raminou | 6:865aa63f2106 | 84 | if (f - res > 1/2) |
raminou | 6:865aa63f2106 | 85 | res++; |
raminou | 6:865aa63f2106 | 86 | |
raminou | 6:865aa63f2106 | 87 | return res; |
raminou | 6:865aa63f2106 | 88 | } |
raminou | 6:865aa63f2106 | 89 | |
raminou | 11:e48bb5d44808 | 90 | /* |
raminou | 11:e48bb5d44808 | 91 | * Format the trame to send over Sigfox |
raminou | 11:e48bb5d44808 | 92 | * Put the trame in *v_trame |
raminou | 11:e48bb5d44808 | 93 | */ |
raminou | 6:865aa63f2106 | 94 | void format(float v_ground_temperature, float v_air_temperature, float v_ground_humidity, float v_air_humidity, long v_pressure, int16_t* v_magnetic_field, char* v_trame) |
raminou | 6:865aa63f2106 | 95 | { |
raminou | 11:e48bb5d44808 | 96 | // Converting our data to use as few bits as possible |
raminou | 6:865aa63f2106 | 97 | int16_t i_ground_temperature = (int16_t) round(v_ground_temperature * 10); |
raminou | 6:865aa63f2106 | 98 | int16_t i_air_temperature = (int16_t) round(v_air_temperature * 10); |
raminou | 6:865aa63f2106 | 99 | int16_t i_ground_humidity = (int16_t) round(v_ground_humidity); |
raminou | 6:865aa63f2106 | 100 | int16_t i_air_humidity = (int16_t) round(v_air_humidity); |
raminou | 6:865aa63f2106 | 101 | int32_t i_pressure = (int32_t) v_pressure; |
raminou | 11:e48bb5d44808 | 102 | bool err[3] = {false, false, false}; // magnetic field error x,y,z |
raminou | 6:865aa63f2106 | 103 | |
raminou | 6:865aa63f2106 | 104 | // Checking if the values are in the range |
raminou | 6:865aa63f2106 | 105 | if(!(i_ground_temperature >= -512 && i_ground_temperature < 511)) |
raminou | 6:865aa63f2106 | 106 | i_ground_temperature = -512; |
raminou | 6:865aa63f2106 | 107 | |
raminou | 6:865aa63f2106 | 108 | if(!(i_air_temperature >= -512 && i_air_temperature < 511)) |
raminou | 6:865aa63f2106 | 109 | i_air_temperature = -512; |
raminou | 6:865aa63f2106 | 110 | |
raminou | 6:865aa63f2106 | 111 | if(!(i_ground_humidity <= 100)) |
raminou | 6:865aa63f2106 | 112 | i_ground_humidity = 127; |
raminou | 6:865aa63f2106 | 113 | |
raminou | 6:865aa63f2106 | 114 | if(!(i_air_humidity <= 100)) |
raminou | 6:865aa63f2106 | 115 | i_air_humidity = 127; |
raminou | 6:865aa63f2106 | 116 | |
raminou | 6:865aa63f2106 | 117 | if(!(i_pressure <= 131071)) |
raminou | 6:865aa63f2106 | 118 | i_pressure = 0; |
raminou | 6:865aa63f2106 | 119 | |
raminou | 6:865aa63f2106 | 120 | unsigned int i; |
raminou | 6:865aa63f2106 | 121 | for(i = 0; i < 3; i++) |
raminou | 6:865aa63f2106 | 122 | { |
raminou | 6:865aa63f2106 | 123 | if(!(v_magnetic_field[i] > -65536 && v_magnetic_field[i] < 65535)) |
raminou | 6:865aa63f2106 | 124 | err[i] = true; |
raminou | 6:865aa63f2106 | 125 | } |
raminou | 6:865aa63f2106 | 126 | |
raminou | 11:e48bb5d44808 | 127 | // Putting them in the trame |
raminou | 6:865aa63f2106 | 128 | snprintf(v_trame, TRAME_SIZE, "%02x", (char)(i_ground_temperature >> 2)); |
raminou | 6:865aa63f2106 | 129 | snprintf(v_trame, TRAME_SIZE, "%s%02x", v_trame, (char)((i_ground_temperature << 6) | ((i_air_temperature >> 4) & 0x3f))); |
raminou | 6:865aa63f2106 | 130 | snprintf(v_trame, TRAME_SIZE, "%s%02x", v_trame, (char)((i_air_temperature << 4) | ((i_ground_humidity >> 3) & 0x0f))); |
raminou | 6:865aa63f2106 | 131 | snprintf(v_trame, TRAME_SIZE, "%s%02x", v_trame, (char)((i_ground_humidity << 5) | ((i_air_humidity >> 2) & 0x1f))); |
raminou | 6:865aa63f2106 | 132 | snprintf(v_trame, TRAME_SIZE, "%s%02x", v_trame, (char)((i_air_humidity << 6) | ((i_pressure >> 11) & 0x3f))); |
raminou | 6:865aa63f2106 | 133 | snprintf(v_trame, TRAME_SIZE, "%s%02x", v_trame, (char)(i_pressure >> 3)); |
raminou | 6:865aa63f2106 | 134 | snprintf(v_trame, TRAME_SIZE, "%s%02x", v_trame, (char)((i_pressure << 5) | ((v_magnetic_field[0] >> 9) & 0x1f))); |
raminou | 6:865aa63f2106 | 135 | snprintf(v_trame, TRAME_SIZE, "%s%02x", v_trame, (char)(v_magnetic_field[0] >> 1)); |
raminou | 6:865aa63f2106 | 136 | snprintf(v_trame, TRAME_SIZE, "%s%02x", v_trame, (char)((v_magnetic_field[0] << 7) | ((v_magnetic_field[1] >> 7) & 0x7f))); |
raminou | 6:865aa63f2106 | 137 | snprintf(v_trame, TRAME_SIZE, "%s%02x", v_trame, (char)((v_magnetic_field[1] << 1) | ((v_magnetic_field[2] >> 13) & 0x01))); |
raminou | 6:865aa63f2106 | 138 | snprintf(v_trame, TRAME_SIZE, "%s%02x", v_trame, (char)(v_magnetic_field[2] >> 5)); |
raminou | 6:865aa63f2106 | 139 | snprintf(v_trame, TRAME_SIZE, "%s%02x", v_trame, (char)((v_magnetic_field[2] << 3) | (err[0] << 2) | (err[1] << 1) | (err[2]))); |
raminou | 6:865aa63f2106 | 140 | } |
raminou | 6:865aa63f2106 | 141 | |
raminou | 0:1c266599e07b | 142 | int main() |
raminou | 0:1c266599e07b | 143 | { |
raminou | 0:1c266599e07b | 144 | #ifdef DEBUG |
raminou | 0:1c266599e07b | 145 | pc.printf("\r\n\r\n\r\nInit...\r\n"); |
raminou | 0:1c266599e07b | 146 | #endif |
raminou | 0:1c266599e07b | 147 | |
raminou | 8:c4801ce16934 | 148 | sigfox.printf("\r\n"); |
raminou | 8:c4801ce16934 | 149 | |
raminou | 11:e48bb5d44808 | 150 | #ifdef ENABLE_BAROMETER |
raminou | 11:e48bb5d44808 | 151 | if(capt_barometer.isAvailable()) |
raminou | 11:e48bb5d44808 | 152 | pressure = capt_barometer.ReadPressure(); |
raminou | 11:e48bb5d44808 | 153 | #endif |
raminou | 11:e48bb5d44808 | 154 | |
raminou | 8:c4801ce16934 | 155 | #ifdef ENABLE_MAGNETOMETER |
raminou | 8:c4801ce16934 | 156 | capt_magnetometer.init(); |
raminou | 8:c4801ce16934 | 157 | #endif |
raminou | 8:c4801ce16934 | 158 | |
raminou | 11:e48bb5d44808 | 159 | wait(5); |
raminou | 11:e48bb5d44808 | 160 | |
raminou | 11:e48bb5d44808 | 161 | // Main loop |
raminou | 0:1c266599e07b | 162 | while(1) { |
raminou | 9:2f31939caaf2 | 163 | #ifdef DEBUG |
raminou | 9:2f31939caaf2 | 164 | myled = 1; |
raminou | 9:2f31939caaf2 | 165 | wait(5); |
raminou | 9:2f31939caaf2 | 166 | myled = 0; |
raminou | 9:2f31939caaf2 | 167 | #endif |
raminou | 9:2f31939caaf2 | 168 | |
raminou | 9:2f31939caaf2 | 169 | #ifdef ENABLE_GROUND_HUMIDITY |
raminou | 9:2f31939caaf2 | 170 | // Plug the ground humidity |
raminou | 9:2f31939caaf2 | 171 | transistor_humidity = 1; |
raminou | 9:2f31939caaf2 | 172 | #endif |
raminou | 9:2f31939caaf2 | 173 | |
raminou | 8:c4801ce16934 | 174 | // Wake Up sigfox |
raminou | 8:c4801ce16934 | 175 | reset_sigfox.output(); |
raminou | 8:c4801ce16934 | 176 | reset_sigfox = 0; |
raminou | 8:c4801ce16934 | 177 | wait(5); |
raminou | 8:c4801ce16934 | 178 | |
raminou | 8:c4801ce16934 | 179 | // Set high impendance the sigfox reset pin |
raminou | 8:c4801ce16934 | 180 | reset_sigfox.input(); |
raminou | 8:c4801ce16934 | 181 | |
raminou | 7:036d9a2accff | 182 | #ifdef ENABLE_GROUND_TEMPERATURE |
raminou | 11:e48bb5d44808 | 183 | // Ground Temperature |
raminou | 7:036d9a2accff | 184 | capt_ground_temperature.convertTemperature(true, DS1820::all_devices); |
raminou | 7:036d9a2accff | 185 | ground_temperature = capt_ground_temperature.temperature(); |
raminou | 7:036d9a2accff | 186 | #endif |
raminou | 0:1c266599e07b | 187 | |
raminou | 7:036d9a2accff | 188 | #ifdef ENABLE_GROUND_HUMIDITY |
raminou | 11:e48bb5d44808 | 189 | // Ground Humidity |
raminou | 7:036d9a2accff | 190 | ground_humidity = capt_ground_humidity.read() * 100; |
raminou | 9:2f31939caaf2 | 191 | transistor_humidity = 0; |
raminou | 7:036d9a2accff | 192 | #endif |
raminou | 0:1c266599e07b | 193 | |
raminou | 7:036d9a2accff | 194 | #ifdef ENABLE_DHT22 |
raminou | 11:e48bb5d44808 | 195 | // Air temperature and humidity |
raminou | 7:036d9a2accff | 196 | if(capt_thermo_air_humidity.sample()) |
raminou | 7:036d9a2accff | 197 | { |
raminou | 7:036d9a2accff | 198 | air_temperature = capt_thermo_air_humidity.getTemperature() / 10.0; |
raminou | 7:036d9a2accff | 199 | air_humidity = capt_thermo_air_humidity.getHumidity() / 10.0; |
raminou | 7:036d9a2accff | 200 | } |
raminou | 7:036d9a2accff | 201 | #endif |
raminou | 0:1c266599e07b | 202 | |
raminou | 7:036d9a2accff | 203 | #ifdef ENABLE_BAROMETER |
raminou | 11:e48bb5d44808 | 204 | // Pressure |
raminou | 7:036d9a2accff | 205 | if(capt_barometer.isAvailable()) |
raminou | 7:036d9a2accff | 206 | pressure = capt_barometer.ReadPressure(); |
raminou | 7:036d9a2accff | 207 | #endif |
raminou | 0:1c266599e07b | 208 | |
raminou | 7:036d9a2accff | 209 | #ifdef ENABLE_MAGNETOMETER |
raminou | 11:e48bb5d44808 | 210 | // Magnetometer |
raminou | 9:2f31939caaf2 | 211 | capt_magnetometer.init(); |
raminou | 7:036d9a2accff | 212 | magnetic_field[0] = capt_magnetometer.getMagXvalue(); |
raminou | 7:036d9a2accff | 213 | magnetic_field[1] = capt_magnetometer.getMagYvalue(); |
raminou | 7:036d9a2accff | 214 | magnetic_field[2] = capt_magnetometer.getMagZvalue(); |
raminou | 9:2f31939caaf2 | 215 | capt_magnetometer.standby(); |
raminou | 7:036d9a2accff | 216 | #endif |
raminou | 0:1c266599e07b | 217 | |
raminou | 0:1c266599e07b | 218 | #ifdef DEBUG |
raminou | 11:e48bb5d44808 | 219 | // Display to check your values |
raminou | 5:d805b1c2dc1e | 220 | pc.printf("\r\n"); |
raminou | 5:d805b1c2dc1e | 221 | pc.printf("Pressure: %f hPa\r\n", pressure/100.0); |
raminou | 5:d805b1c2dc1e | 222 | pc.printf("Ground Temperature: %f\t|\t", ground_temperature); |
raminou | 6:865aa63f2106 | 223 | pc.printf("Ground Humidity: %.1f\r\n", ground_humidity); |
raminou | 0:1c266599e07b | 224 | pc.printf("Air Temperature: %.1f\t|\tAir Humidity: %.1f\r\n", air_temperature, air_humidity); |
raminou | 5:d805b1c2dc1e | 225 | pc.printf("Magnetic field: x: %hd, y: %hd, z: %hd\r\n", magnetic_field[0], magnetic_field[1], magnetic_field[2]); |
raminou | 0:1c266599e07b | 226 | #endif |
raminou | 0:1c266599e07b | 227 | |
raminou | 11:e48bb5d44808 | 228 | // Creating your sigfox trame |
raminou | 6:865aa63f2106 | 229 | format(ground_temperature, air_temperature, ground_humidity, air_humidity, pressure, magnetic_field, &(message[6])); |
raminou | 6:865aa63f2106 | 230 | message[MESSAGE_SIZE-2] = '\r'; |
raminou | 6:865aa63f2106 | 231 | message[MESSAGE_SIZE-1] = '\n'; |
raminou | 0:1c266599e07b | 232 | #ifdef DEBUG |
raminou | 6:865aa63f2106 | 233 | pc.printf("msg=%s", message); |
raminou | 0:1c266599e07b | 234 | #endif |
raminou | 0:1c266599e07b | 235 | |
raminou | 11:e48bb5d44808 | 236 | // Sending over sigfox |
raminou | 5:d805b1c2dc1e | 237 | #ifdef SEND_SIGFOX |
raminou | 5:d805b1c2dc1e | 238 | sigfox.printf("%s", message); |
raminou | 11:e48bb5d44808 | 239 | wait(8); // Time during the sigfox module is sending, do not stop the sigfox before ! |
raminou | 8:c4801ce16934 | 240 | #endif |
raminou | 9:2f31939caaf2 | 241 | |
raminou | 9:2f31939caaf2 | 242 | // Sleep Sigfox |
raminou | 8:c4801ce16934 | 243 | sigfox.printf("AT$P=1\r\n"); |
raminou | 11:e48bb5d44808 | 244 | |
raminou | 8:c4801ce16934 | 245 | #ifdef DEBUG |
raminou | 11:e48bb5d44808 | 246 | // Detect that the system is going in sleep mode |
raminou | 8:c4801ce16934 | 247 | pc.printf("Sleep"); |
raminou | 9:2f31939caaf2 | 248 | myled = 1; |
raminou | 9:2f31939caaf2 | 249 | wait(0.3); |
raminou | 9:2f31939caaf2 | 250 | myled = 0; |
raminou | 9:2f31939caaf2 | 251 | wait(0.3); |
raminou | 9:2f31939caaf2 | 252 | myled = 1; |
raminou | 9:2f31939caaf2 | 253 | wait(0.3); |
raminou | 9:2f31939caaf2 | 254 | myled = 0; |
raminou | 9:2f31939caaf2 | 255 | wait(0.3); |
raminou | 9:2f31939caaf2 | 256 | myled = 1; |
raminou | 9:2f31939caaf2 | 257 | wait(0.3); |
raminou | 9:2f31939caaf2 | 258 | myled = 0; |
raminou | 5:d805b1c2dc1e | 259 | #endif |
raminou | 9:2f31939caaf2 | 260 | |
raminou | 11:e48bb5d44808 | 261 | // Deepsleep |
raminou | 11:e48bb5d44808 | 262 | if(disable_deep == 0) |
raminou | 11:e48bb5d44808 | 263 | { |
raminou | 11:e48bb5d44808 | 264 | WakeUp::set_ms(DEEPSLEEP_TIME); |
raminou | 11:e48bb5d44808 | 265 | WakeUp::attach(&mycallback); |
raminou | 11:e48bb5d44808 | 266 | deepsleep(); |
raminou | 11:e48bb5d44808 | 267 | } |
raminou | 0:1c266599e07b | 268 | } |
raminou | 6:865aa63f2106 | 269 | } |