Tobias Jansen / Mbed OS Lorawan_Version_0_1

This is an example application based on Mbed-OS LoRaWAN protocol APIs. The Mbed-OS LoRaWAN stack implementation is compliant with LoRaWAN v1.0.2 specification.

Dependencies:   Lorawan_Version_0_1

Dependents:   Lorawan_Version_0_1

main.cpp@68:41fff9c3fb4f, 2020-01-17 (annotated)

Committer:
jacktractive
Date:
Fri Jan 17 13:46:31 2020 +0000
Revision:
68:41fff9c3fb4f
Parent:
67:7bb75ed97500
Child:
69:316fee01f5d9
Events an funktionen uebergeben

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 0:7037ed05f54f 1 /**
mbed_official 0:7037ed05f54f 2 * Copyright (c) 2017, Arm Limited and affiliates.
mbed_official 0:7037ed05f54f 3 * SPDX-License-Identifier: Apache-2.0
mbed_official 0:7037ed05f54f 4 *
mbed_official 0:7037ed05f54f 5 * Licensed under the Apache License, Version 2.0 (the "License");
mbed_official 0:7037ed05f54f 6 * you may not use this file except in compliance with the License.
mbed_official 0:7037ed05f54f 7 * You may obtain a copy of the License at
mbed_official 0:7037ed05f54f 8 *
mbed_official 0:7037ed05f54f 9 * http://www.apache.org/licenses/LICENSE-2.0
mbed_official 0:7037ed05f54f 10 *
mbed_official 0:7037ed05f54f 11 * Unless required by applicable law or agreed to in writing, software
mbed_official 0:7037ed05f54f 12 * distributed under the License is distributed on an "AS IS" BASIS,
mbed_official 0:7037ed05f54f 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbed_official 0:7037ed05f54f 14 * See the License for the specific language governing permissions and
mbed_official 0:7037ed05f54f 15 * limitations under the License.
mbed_official 0:7037ed05f54f 16 */
jacktractive 66:a11c79073f1f 17 #include <stdio.h>
jacktractive 66:a11c79073f1f 18
jacktractive 66:a11c79073f1f 19 #include "Watchdog.h"
jacktractive 66:a11c79073f1f 20 #include "lorawan/LoRaWANInterface.h"
jacktractive 66:a11c79073f1f 21 #include "lorawan/system/lorawan_data_structures.h"
jacktractive 66:a11c79073f1f 22 #include "events/EventQueue.h"
jacktractive 66:a11c79073f1f 23
jacktractive 66:a11c79073f1f 24 // Application helpers
mbed_official 0:7037ed05f54f 25 #include "trace_helper.h"
jacktractive 66:a11c79073f1f 26 #include "lora_radio_helper.h"
jacktractive 66:a11c79073f1f 27
jacktractive 66:a11c79073f1f 28 #include <mbed.h>
jacktractive 65:3061ea235a0c 29 #include "mbed_stats.h"
jacktractive 63:2bfceda4c30c 30
jacktractive 68:41fff9c3fb4f 31 using namespace events;
jacktractive 66:a11c79073f1f 32
jacktractive 68:41fff9c3fb4f 33 DigitalIn USERButton(PB_15);
jacktractive 66:a11c79073f1f 34
jacktractive 66:a11c79073f1f 35 // Max payload size can be LORAMAC_PHY_MAXPAYLOAD.
jacktractive 66:a11c79073f1f 36 uint8_t tx_buffer[13];
jacktractive 66:a11c79073f1f 37 uint8_t rx_buffer[13];
jacktractive 66:a11c79073f1f 38
jacktractive 63:2bfceda4c30c 39 float Home_Longitude;
jacktractive 63:2bfceda4c30c 40 float Home_Latitude;
jacktractive 66:a11c79073f1f 41
jacktractive 63:2bfceda4c30c 42 float Home_Distance;
jacktractive 63:2bfceda4c30c 43 float Home_Distance_max;
jacktractive 64:85fa08519e1e 44 bool GPS_activ,LORA_activ,AtHome;
jacktractive 66:a11c79073f1f 45
jacktractive 66:a11c79073f1f 46
jacktractive 66:a11c79073f1f 47
jacktractive 67:7bb75ed97500 48 DigitalOut GPSdisable(PC_6);
jacktractive 68:41fff9c3fb4f 49 uint32_t TickCounter;
jacktractive 68:41fff9c3fb4f 50 uint32_t TickTime;
jacktractive 68:41fff9c3fb4f 51
jacktractive 68:41fff9c3fb4f 52 uint32_t TimeWithoutMoving;
jacktractive 66:a11c79073f1f 53
jacktractive 63:2bfceda4c30c 54 bool IsLoading;
jacktractive 63:2bfceda4c30c 55 AnalogIn LadeSpannung(PB_0); // 1/11 der gleichgerichteten Spannung am Dynamo
jacktractive 63:2bfceda4c30c 56
jacktractive 66:a11c79073f1f 57
jacktractive 68:41fff9c3fb4f 58 #define MAX_NUMBER_OF_EVENTS 20
jacktractive 66:a11c79073f1f 59
jacktractive 66:a11c79073f1f 60 /**
jacktractive 66:a11c79073f1f 61 * Maximum number of retries for CONFIRMED messages before giving up
jacktractive 66:a11c79073f1f 62 */
jacktractive 68:41fff9c3fb4f 63 #define CONFIRMED_MSG_RETRY_COUNTER 1
mbed_official 0:7037ed05f54f 64
mbed_official 0:7037ed05f54f 65
jacktractive 68:41fff9c3fb4f 66 DigitalOut StatusLED(PB_8);
jacktractive 66:a11c79073f1f 67
jacktractive 66:a11c79073f1f 68 #include "Fahrrad.h"
jacktractive 66:a11c79073f1f 69
jacktractive 66:a11c79073f1f 70 /**
jacktractive 66:a11c79073f1f 71 * This event queue is the global event queue for both the
jacktractive 66:a11c79073f1f 72 * application and stack. To conserve memory, the stack is designed to run
jacktractive 66:a11c79073f1f 73 * in the same thread as the application and the application is responsible for
jacktractive 66:a11c79073f1f 74 * providing an event queue to the stack that will be used for ISR deferment as
jacktractive 66:a11c79073f1f 75 * well as application information event queuing.
jacktractive 66:a11c79073f1f 76 */
jacktractive 66:a11c79073f1f 77 static EventQueue ev_queue(MAX_NUMBER_OF_EVENTS *EVENTS_EVENT_SIZE);
jacktractive 66:a11c79073f1f 78
jacktractive 66:a11c79073f1f 79 static void send_message();
jacktractive 68:41fff9c3fb4f 80 static int Lora_init();
jacktractive 66:a11c79073f1f 81 /**
jacktractive 66:a11c79073f1f 82 * Event handler.
jacktractive 66:a11c79073f1f 83 *
jacktractive 66:a11c79073f1f 84 * This will be passed to the LoRaWAN stack to queue events for the
jacktractive 66:a11c79073f1f 85 * application which in turn drive the application.
jacktractive 66:a11c79073f1f 86 */
jacktractive 66:a11c79073f1f 87 static void lora_event_handler(lorawan_event_t event);
jacktractive 66:a11c79073f1f 88
jacktractive 66:a11c79073f1f 89
jacktractive 66:a11c79073f1f 90 static void send_Position_to_Lora(uint8_t OptCode,GPS_Position current_pos);
jacktractive 66:a11c79073f1f 91
jacktractive 66:a11c79073f1f 92
jacktractive 66:a11c79073f1f 93 /**
jacktractive 66:a11c79073f1f 94 * Constructing Mbed LoRaWANInterface and passing it the radio object from lora_radio_helper.
jacktractive 66:a11c79073f1f 95 */
jacktractive 66:a11c79073f1f 96 static LoRaWANInterface lorawan(radio);
jacktractive 66:a11c79073f1f 97
jacktractive 66:a11c79073f1f 98 /**
jacktractive 66:a11c79073f1f 99 * Application specific callbacks
jacktractive 66:a11c79073f1f 100 */
jacktractive 66:a11c79073f1f 101 static lorawan_app_callbacks_t callbacks;
jacktractive 66:a11c79073f1f 102
jacktractive 63:2bfceda4c30c 103
jacktractive 63:2bfceda4c30c 104
jacktractive 63:2bfceda4c30c 105 static void LifeTicker()
jacktractive 63:2bfceda4c30c 106 {
jacktractive 68:41fff9c3fb4f 107 //Watchdog
jacktractive 66:a11c79073f1f 108 Watchdog &watchdog = Watchdog::get_instance();
jacktractive 66:a11c79073f1f 109 Watchdog::get_instance().kick(); // kick the Watchdog before the timeout
jacktractive 66:a11c79073f1f 110
jacktractive 68:41fff9c3fb4f 111 //Lifetick
jacktractive 68:41fff9c3fb4f 112 TickCounter=TickCounter+1;
jacktractive 68:41fff9c3fb4f 113 printf("------------------------------\n");
jacktractive 68:41fff9c3fb4f 114 printf("\n[LiveTick] --- [%i]\n\n", TickCounter);
jacktractive 66:a11c79073f1f 115
jacktractive 68:41fff9c3fb4f 116 //Sleep Statistik
jacktractive 68:41fff9c3fb4f 117 mbed_stats_cpu_t stats;
jacktractive 68:41fff9c3fb4f 118 mbed_stats_cpu_get(&stats);
jacktractive 68:41fff9c3fb4f 119 printf("[SYSTEM] Uptime: %llu ", stats.uptime / 1000);
jacktractive 68:41fff9c3fb4f 120 printf("Idle: %llu ", stats.idle_time / 1000);
jacktractive 68:41fff9c3fb4f 121 printf("Sleep: %llu ", stats.sleep_time / 1000);
jacktractive 68:41fff9c3fb4f 122 printf("Deepsleep: %llu\n", stats.deep_sleep_time / 1000);
jacktractive 66:a11c79073f1f 123
jacktractive 68:41fff9c3fb4f 124 //Dynamo - Fahrrad in Bewegung
jacktractive 66:a11c79073f1f 125 if(LadeSpannung.read() > 0.05f) {
jacktractive 66:a11c79073f1f 126 if (not IsLoading) {Licht_hell();}
jacktractive 66:a11c79073f1f 127 IsLoading = 1;
jacktractive 68:41fff9c3fb4f 128 TimeWithoutMoving =0 ;
jacktractive 68:41fff9c3fb4f 129 printf("[SYSTEM] Akku laden mit: %fV\n", LadeSpannung.read()*3.3f*11);
jacktractive 66:a11c79073f1f 130 } else {
jacktractive 66:a11c79073f1f 131 if (IsLoading) {ev_queue.call_in(3000, Licht_dunkel);}
jacktractive 66:a11c79073f1f 132 IsLoading = 0;
jacktractive 68:41fff9c3fb4f 133 TimeWithoutMoving=TimeWithoutMoving+TickTime/1000;
jacktractive 68:41fff9c3fb4f 134 printf("[SYSTEM] Fahrrad steht seit: %is\n", TimeWithoutMoving);
jacktractive 66:a11c79073f1f 135 }
jacktractive 63:2bfceda4c30c 136
jacktractive 68:41fff9c3fb4f 137 if (!USERButton){Blinken_ein(&ev_queue);};
jacktractive 68:41fff9c3fb4f 138
jacktractive 68:41fff9c3fb4f 139 //GPS
jacktractive 68:41fff9c3fb4f 140 GPS_activ = TimeWithoutMoving<300;
jacktractive 68:41fff9c3fb4f 141 GPS_Position current_pos;
jacktractive 66:a11c79073f1f 142
jacktractive 68:41fff9c3fb4f 143 if (GPS_activ){
jacktractive 68:41fff9c3fb4f 144 GPSdisable=0;
jacktractive 68:41fff9c3fb4f 145 current_pos = GPS_aktiv();
jacktractive 68:41fff9c3fb4f 146 }
jacktractive 68:41fff9c3fb4f 147 else{
jacktractive 68:41fff9c3fb4f 148 GPSdisable=1;
jacktractive 68:41fff9c3fb4f 149 printf("\n[GPS] Aus - Energie sparen\n");
jacktractive 68:41fff9c3fb4f 150 }
jacktractive 68:41fff9c3fb4f 151
jacktractive 68:41fff9c3fb4f 152 //LORA
jacktractive 68:41fff9c3fb4f 153 if(LORA_activ){
jacktractive 68:41fff9c3fb4f 154 StatusLED=1;
jacktractive 68:41fff9c3fb4f 155 printf("\n[LORA] Connected\n");
jacktractive 68:41fff9c3fb4f 156 send_Position_to_Lora(0x01, current_pos);
jacktractive 64:85fa08519e1e 157 }
jacktractive 64:85fa08519e1e 158 else
jacktractive 64:85fa08519e1e 159 {
jacktractive 68:41fff9c3fb4f 160 printf("\n[LORA] not Connected\n");
jacktractive 68:41fff9c3fb4f 161 StatusLED=0;
jacktractive 67:7bb75ed97500 162 }
jacktractive 63:2bfceda4c30c 163 }
jacktractive 63:2bfceda4c30c 164
jacktractive 66:a11c79073f1f 165
jacktractive 66:a11c79073f1f 166
jacktractive 66:a11c79073f1f 167 /**
jacktractive 66:a11c79073f1f 168 * Entry point for application
jacktractive 66:a11c79073f1f 169 */
mbed_official 46:a124538e2891 170 int main(void)
jacktractive 64:85fa08519e1e 171 {
jacktractive 66:a11c79073f1f 172 Watchdog &watchdog = Watchdog::get_instance();
jacktractive 66:a11c79073f1f 173
jacktractive 66:a11c79073f1f 174 watchdog.start(30000);
jacktractive 66:a11c79073f1f 175 uint32_t watchdog_timeout = watchdog.get_timeout();
jacktractive 67:7bb75ed97500 176 printf("Watchdog initialized to %iu ms.\r\n", watchdog_timeout);
jacktractive 68:41fff9c3fb4f 177
jacktractive 68:41fff9c3fb4f 178 TickTime=15000;
jacktractive 68:41fff9c3fb4f 179 ev_queue.call_every(TickTime,LifeTicker);
jacktractive 67:7bb75ed97500 180
jacktractive 67:7bb75ed97500 181
mbed_official 0:7037ed05f54f 182 // setup tracing
mbed_official 0:7037ed05f54f 183 setup_trace();
jacktractive 61:2b30d8e75fe7 184
jacktractive 68:41fff9c3fb4f 185 Starte_Fahrrad_Eventmanager(); //schonmal die Fahrrad Events Initialisieren falls wir hier auch ohne lorawan empfang was machen wollen
jacktractive 68:41fff9c3fb4f 186
jacktractive 68:41fff9c3fb4f 187 Lora_init();
jacktractive 68:41fff9c3fb4f 188 // make your event queue dispatching events forever
jacktractive 68:41fff9c3fb4f 189 ev_queue.dispatch_forever();
jacktractive 68:41fff9c3fb4f 190
jacktractive 68:41fff9c3fb4f 191 return 0;
jacktractive 68:41fff9c3fb4f 192 }
jacktractive 68:41fff9c3fb4f 193
jacktractive 66:a11c79073f1f 194
jacktractive 68:41fff9c3fb4f 195 static void send_Position_to_Lora(uint8_t OptCode,GPS_Position current_pos)
jacktractive 68:41fff9c3fb4f 196 {
jacktractive 68:41fff9c3fb4f 197
jacktractive 68:41fff9c3fb4f 198 //1Byte Opcode 0x01
jacktractive 68:41fff9c3fb4f 199 //4Byte Timestemp
jacktractive 68:41fff9c3fb4f 200 //4Byte Longitude
jacktractive 68:41fff9c3fb4f 201 //4Byte Latitude
jacktractive 68:41fff9c3fb4f 202
jacktractive 68:41fff9c3fb4f 203 uint8_t tmpbytes[sizeof(float)];
jacktractive 68:41fff9c3fb4f 204
jacktractive 68:41fff9c3fb4f 205 tx_buffer[0] = OptCode;
jacktractive 68:41fff9c3fb4f 206
jacktractive 68:41fff9c3fb4f 207 *((float *)tmpbytes) = current_pos.Zeitstempel;
jacktractive 68:41fff9c3fb4f 208 tx_buffer[1] = tmpbytes[0];
jacktractive 68:41fff9c3fb4f 209 tx_buffer[2] = tmpbytes[1];
jacktractive 68:41fff9c3fb4f 210 tx_buffer[3] = tmpbytes[2];
jacktractive 68:41fff9c3fb4f 211 tx_buffer[4] = tmpbytes[3];
jacktractive 68:41fff9c3fb4f 212
jacktractive 68:41fff9c3fb4f 213 *((float *)tmpbytes) = current_pos.Longitude;
jacktractive 68:41fff9c3fb4f 214 tx_buffer[5] = tmpbytes[0];
jacktractive 68:41fff9c3fb4f 215 tx_buffer[6] = tmpbytes[1];
jacktractive 68:41fff9c3fb4f 216 tx_buffer[7] = tmpbytes[2];
jacktractive 68:41fff9c3fb4f 217 tx_buffer[8] = tmpbytes[3];
jacktractive 68:41fff9c3fb4f 218
jacktractive 68:41fff9c3fb4f 219 *((float *)tmpbytes) = current_pos.Latitude;
jacktractive 68:41fff9c3fb4f 220 tx_buffer[9] = tmpbytes[0];
jacktractive 68:41fff9c3fb4f 221 tx_buffer[10] = tmpbytes[1];
jacktractive 68:41fff9c3fb4f 222 tx_buffer[11] = tmpbytes[2];
jacktractive 68:41fff9c3fb4f 223 tx_buffer[12] = tmpbytes[3];
jacktractive 68:41fff9c3fb4f 224
jacktractive 68:41fff9c3fb4f 225 printf("[LORA] Send: %02X:%02X%02X%02X%02X:%02X%02X%02X%02X:%02X%02X%02X%02X \n",
jacktractive 68:41fff9c3fb4f 226 tx_buffer[0],
jacktractive 68:41fff9c3fb4f 227 tx_buffer[1],tx_buffer[2],tx_buffer[3],tx_buffer[4],
jacktractive 68:41fff9c3fb4f 228 tx_buffer[5],tx_buffer[6],tx_buffer[7],tx_buffer[8],
jacktractive 68:41fff9c3fb4f 229 tx_buffer[9],tx_buffer[10],tx_buffer[11],tx_buffer[12]);
jacktractive 68:41fff9c3fb4f 230 send_message();
jacktractive 68:41fff9c3fb4f 231 }
jacktractive 68:41fff9c3fb4f 232
jacktractive 68:41fff9c3fb4f 233
jacktractive 68:41fff9c3fb4f 234 /**
jacktractive 68:41fff9c3fb4f 235 * Sends a message to the Network Server
jacktractive 68:41fff9c3fb4f 236 */
jacktractive 68:41fff9c3fb4f 237 static int Lora_init()
jacktractive 68:41fff9c3fb4f 238 {
jacktractive 68:41fff9c3fb4f 239
jacktractive 66:a11c79073f1f 240 // Initialize LoRaWAN stack
jacktractive 66:a11c79073f1f 241 if (lorawan.initialize(&ev_queue) != LORAWAN_STATUS_OK) {
jacktractive 66:a11c79073f1f 242 printf("\r\n LoRa initialization failed! \r\n");
jacktractive 66:a11c79073f1f 243 return -1;
jacktractive 66:a11c79073f1f 244 }
jacktractive 66:a11c79073f1f 245
jacktractive 66:a11c79073f1f 246 printf("\r\n Mbed LoRaWANStack initialized \r\n");
jacktractive 66:a11c79073f1f 247
jacktractive 66:a11c79073f1f 248 // prepare application callbacks
jacktractive 66:a11c79073f1f 249 callbacks.events = mbed::callback(lora_event_handler);
jacktractive 66:a11c79073f1f 250 lorawan.add_app_callbacks(&callbacks);
jacktractive 66:a11c79073f1f 251
jacktractive 66:a11c79073f1f 252 // Set number of retries in case of CONFIRMED messages
jacktractive 66:a11c79073f1f 253 if (lorawan.set_confirmed_msg_retries(CONFIRMED_MSG_RETRY_COUNTER)
jacktractive 66:a11c79073f1f 254 != LORAWAN_STATUS_OK) {
jacktractive 66:a11c79073f1f 255 printf("\r\n set_confirmed_msg_retries failed! \r\n\r\n");
jacktractive 66:a11c79073f1f 256 return -1;
jacktractive 66:a11c79073f1f 257 }
jacktractive 66:a11c79073f1f 258
jacktractive 66:a11c79073f1f 259 printf("\r\n CONFIRMED message retries : %d \r\n",
jacktractive 66:a11c79073f1f 260 CONFIRMED_MSG_RETRY_COUNTER);
jacktractive 66:a11c79073f1f 261
jacktractive 66:a11c79073f1f 262 // Enable adaptive data rate
jacktractive 66:a11c79073f1f 263 if (lorawan.enable_adaptive_datarate() != LORAWAN_STATUS_OK) {
jacktractive 66:a11c79073f1f 264 printf("\r\n enable_adaptive_datarate failed! \r\n");
jacktractive 66:a11c79073f1f 265 return -1;
jacktractive 66:a11c79073f1f 266 }
jacktractive 66:a11c79073f1f 267
jacktractive 66:a11c79073f1f 268 printf("\r\n Adaptive data rate (ADR) - Enabled \r\n");
jacktractive 66:a11c79073f1f 269
jacktractive 66:a11c79073f1f 270 // stores the status of a call to LoRaWAN protocol
jacktractive 66:a11c79073f1f 271 lorawan_status_t retcode;
jacktractive 66:a11c79073f1f 272 retcode = lorawan.connect();
jacktractive 66:a11c79073f1f 273 if (retcode == LORAWAN_STATUS_OK ||
jacktractive 66:a11c79073f1f 274 retcode == LORAWAN_STATUS_CONNECT_IN_PROGRESS) {
jacktractive 66:a11c79073f1f 275 } else {
jacktractive 66:a11c79073f1f 276 printf("\r\n Connection error, code = %d \r\n", retcode);
jacktractive 66:a11c79073f1f 277 return -1;
jacktractive 66:a11c79073f1f 278 }
jacktractive 66:a11c79073f1f 279
jacktractive 66:a11c79073f1f 280 printf("\r\n Connection - In Progress ...\r\n");
jacktractive 66:a11c79073f1f 281 return 0;
jacktractive 66:a11c79073f1f 282 }
jacktractive 66:a11c79073f1f 283
jacktractive 66:a11c79073f1f 284 /**
jacktractive 66:a11c79073f1f 285 * Sends a message to the Network Server
jacktractive 66:a11c79073f1f 286 */
jacktractive 66:a11c79073f1f 287 static void send_message()
jacktractive 66:a11c79073f1f 288 {
jacktractive 64:85fa08519e1e 289
jacktractive 66:a11c79073f1f 290 uint16_t packet_len;
jacktractive 66:a11c79073f1f 291 int16_t retcode;
jacktractive 66:a11c79073f1f 292 packet_len = sizeof(tx_buffer);
jacktractive 66:a11c79073f1f 293
jacktractive 66:a11c79073f1f 294 retcode = lorawan.send(MBED_CONF_LORA_APP_PORT, tx_buffer, packet_len,
jacktractive 66:a11c79073f1f 295 MSG_UNCONFIRMED_FLAG);
jacktractive 66:a11c79073f1f 296
jacktractive 66:a11c79073f1f 297 if (retcode < 0) {
jacktractive 66:a11c79073f1f 298 retcode == LORAWAN_STATUS_WOULD_BLOCK ? printf("send - WOULD BLOCK\r\n")
jacktractive 66:a11c79073f1f 299 : printf("\r\n send() - Error code %d \r\n", retcode);
jacktractive 66:a11c79073f1f 300
jacktractive 66:a11c79073f1f 301 if (retcode == LORAWAN_STATUS_WOULD_BLOCK) {
jacktractive 66:a11c79073f1f 302 //retry in 3 seconds
jacktractive 66:a11c79073f1f 303 if (MBED_CONF_LORA_DUTY_CYCLE_ON) {
jacktractive 66:a11c79073f1f 304 ev_queue.call_in(3000, send_message);
jacktractive 66:a11c79073f1f 305 }
jacktractive 66:a11c79073f1f 306 }
jacktractive 66:a11c79073f1f 307 return;
jacktractive 66:a11c79073f1f 308 }
jacktractive 66:a11c79073f1f 309
jacktractive 66:a11c79073f1f 310 printf("\r\n %d bytes scheduled for transmission \r\n", retcode);
jacktractive 66:a11c79073f1f 311 memset(tx_buffer, 0, sizeof(tx_buffer));
jacktractive 66:a11c79073f1f 312 }
jacktractive 66:a11c79073f1f 313
jacktractive 66:a11c79073f1f 314 /**
jacktractive 66:a11c79073f1f 315 * Receive a message from the Network Server
jacktractive 66:a11c79073f1f 316 */
jacktractive 66:a11c79073f1f 317 static void receive_message()
jacktractive 66:a11c79073f1f 318 {
jacktractive 66:a11c79073f1f 319 uint8_t port;
jacktractive 66:a11c79073f1f 320 int flags;
jacktractive 66:a11c79073f1f 321 int16_t retcode = lorawan.receive(rx_buffer, sizeof(rx_buffer), port, flags);
jacktractive 66:a11c79073f1f 322
jacktractive 66:a11c79073f1f 323 if (retcode < 0) {
jacktractive 66:a11c79073f1f 324 printf("\r\n receive() - Error code %d \r\n", retcode);
jacktractive 66:a11c79073f1f 325 return;
jacktractive 66:a11c79073f1f 326 }
jacktractive 66:a11c79073f1f 327
jacktractive 66:a11c79073f1f 328 printf(" RX Data on port %u (%d bytes): ", port, retcode);
jacktractive 66:a11c79073f1f 329 for (uint8_t i = 0; i < retcode; i++) {
jacktractive 66:a11c79073f1f 330 printf("%02x ", rx_buffer[i]);
jacktractive 66:a11c79073f1f 331 }
jacktractive 66:a11c79073f1f 332
jacktractive 68:41fff9c3fb4f 333 //if (rx_buffer[0] == 0xa0) Licht_aus();
jacktractive 68:41fff9c3fb4f 334 // if (rx_buffer[0] == 0xa1)Licht_an();
jacktractive 68:41fff9c3fb4f 335 if (rx_buffer[0] == 0xb1)
jacktractive 68:41fff9c3fb4f 336 {
jacktractive 68:41fff9c3fb4f 337 Blinken_ein(&ev_queue);
jacktractive 68:41fff9c3fb4f 338 }
jacktractive 68:41fff9c3fb4f 339
jacktractive 66:a11c79073f1f 340 if (rx_buffer[0] == 0xc1)GPS_anfordern();
jacktractive 66:a11c79073f1f 341
jacktractive 66:a11c79073f1f 342 printf("\r\n");
jacktractive 66:a11c79073f1f 343
jacktractive 66:a11c79073f1f 344 memset(rx_buffer, 0, sizeof(rx_buffer));
jacktractive 66:a11c79073f1f 345 }
mbed_official 3:8c7198d1a2a1 346
jacktractive 66:a11c79073f1f 347 /**
jacktractive 66:a11c79073f1f 348 * Event handler
jacktractive 66:a11c79073f1f 349 */
jacktractive 66:a11c79073f1f 350 static void lora_event_handler(lorawan_event_t event)
jacktractive 66:a11c79073f1f 351 {
jacktractive 66:a11c79073f1f 352 switch (event) {
jacktractive 66:a11c79073f1f 353 case CONNECTED:
jacktractive 66:a11c79073f1f 354 LORA_activ=1;
jacktractive 66:a11c79073f1f 355 printf("\r\n Connection - Successful \r\n");
jacktractive 66:a11c79073f1f 356 break;
jacktractive 66:a11c79073f1f 357 case DISCONNECTED:
jacktractive 66:a11c79073f1f 358 ev_queue.break_dispatch();
jacktractive 66:a11c79073f1f 359 printf("\r\n Disconnected Successfully \r\n");
jacktractive 66:a11c79073f1f 360 break;
jacktractive 66:a11c79073f1f 361 case TX_DONE:
jacktractive 66:a11c79073f1f 362 printf("\r\n Message Sent to Network Server \r\n");
jacktractive 66:a11c79073f1f 363 if (MBED_CONF_LORA_DUTY_CYCLE_ON) {
jacktractive 66:a11c79073f1f 364 //send_message();
jacktractive 66:a11c79073f1f 365 }
jacktractive 66:a11c79073f1f 366 break;
jacktractive 66:a11c79073f1f 367 case TX_TIMEOUT:
jacktractive 66:a11c79073f1f 368
jacktractive 66:a11c79073f1f 369 LORA_activ=0;
jacktractive 66:a11c79073f1f 370 case TX_ERROR:
jacktractive 66:a11c79073f1f 371 case TX_CRYPTO_ERROR:
jacktractive 66:a11c79073f1f 372 case TX_SCHEDULING_ERROR:
jacktractive 66:a11c79073f1f 373 printf("\r\n Transmission Error - EventCode = %d \r\n", event);
jacktractive 66:a11c79073f1f 374 // try again
jacktractive 66:a11c79073f1f 375 if (MBED_CONF_LORA_DUTY_CYCLE_ON) {
jacktractive 66:a11c79073f1f 376 send_message();
jacktractive 66:a11c79073f1f 377 }
jacktractive 66:a11c79073f1f 378 break;
jacktractive 66:a11c79073f1f 379 case RX_DONE:
jacktractive 66:a11c79073f1f 380 printf("\r\n Received message from Network Server \r\n");
jacktractive 66:a11c79073f1f 381 receive_message();
jacktractive 66:a11c79073f1f 382 break;
jacktractive 66:a11c79073f1f 383 case RX_TIMEOUT:
jacktractive 66:a11c79073f1f 384 case RX_ERROR:
jacktractive 66:a11c79073f1f 385 printf("\r\n Error in reception - Code = %d \r\n", event);
jacktractive 66:a11c79073f1f 386 break;
jacktractive 66:a11c79073f1f 387 case JOIN_FAILURE:
jacktractive 66:a11c79073f1f 388 printf("\r\n OTAA Failed - Check Keys \r\n");
jacktractive 66:a11c79073f1f 389 break;
jacktractive 66:a11c79073f1f 390 case UPLINK_REQUIRED:
jacktractive 66:a11c79073f1f 391 printf("\r\n Uplink required by NS \r\n");
jacktractive 66:a11c79073f1f 392 if (MBED_CONF_LORA_DUTY_CYCLE_ON) {
jacktractive 66:a11c79073f1f 393 send_message();
jacktractive 66:a11c79073f1f 394 }
jacktractive 66:a11c79073f1f 395 break;
jacktractive 66:a11c79073f1f 396 default:
jacktractive 66:a11c79073f1f 397 MBED_ASSERT("Unknown Event");
jacktractive 66:a11c79073f1f 398 }
mbed_official 0:7037ed05f54f 399 }
mbed_official 0:7037ed05f54f 400
jacktractive 63:2bfceda4c30c 401
jacktractive 63:2bfceda4c30c 402
jacktractive 63:2bfceda4c30c 403
jacktractive 63:2bfceda4c30c 404
jacktractive 66:a11c79073f1f 405 // EOF