Brunno Oliveira / mbed-lorawan-pulga

Lorawan to Pulga

Dependencies:   pulga-lorawan-drv SPI_MX25R Si1133 BME280

main.cpp@59:a4fc1efb1569, 2019-12-10 (annotated)

Committer:
pancotinho
Date:
Tue Dec 10 13:08:45 2019 +0000
Revision:
59:a4fc1efb1569
Parent:
56:39847849d219
Child:
60:c4f9e9202fb4
commit lorawan

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 */
mbed_official 0:7037ed05f54f 17 #include <stdio.h>
mbed_official 3:8c7198d1a2a1 18
mbed_official 0:7037ed05f54f 19 #include "lorawan/LoRaWANInterface.h"
mbed_official 0:7037ed05f54f 20 #include "lorawan/system/lorawan_data_structures.h"
mbed_official 0:7037ed05f54f 21 #include "events/EventQueue.h"
mbed_official 0:7037ed05f54f 22
mbed_official 0:7037ed05f54f 23 // Application helpers
pancotinho 59:a4fc1efb1569 24 //#include "DummySensor.h"
mbed_official 0:7037ed05f54f 25 #include "trace_helper.h"
mbed_official 0:7037ed05f54f 26 #include "lora_radio_helper.h"
pancotinho 59:a4fc1efb1569 27 #include "BME280.h"
mbed_official 0:7037ed05f54f 28
mbed_official 0:7037ed05f54f 29 using namespace events;
mbed_official 0:7037ed05f54f 30
mbed_official 12:5015dfead3f2 31 // Max payload size can be LORAMAC_PHY_MAXPAYLOAD.
mbed_official 12:5015dfead3f2 32 // This example only communicates with much shorter messages (<30 bytes).
mbed_official 12:5015dfead3f2 33 // If longer messages are used, these buffers must be changed accordingly.
mbed_official 12:5015dfead3f2 34 uint8_t tx_buffer[30];
mbed_official 12:5015dfead3f2 35 uint8_t rx_buffer[30];
mbed_official 0:7037ed05f54f 36
mbed_official 0:7037ed05f54f 37 /*
mbed_official 0:7037ed05f54f 38 * Sets up an application dependent transmission timer in ms. Used only when Duty Cycling is off for testing
mbed_official 0:7037ed05f54f 39 */
mbed_official 0:7037ed05f54f 40 #define TX_TIMER 10000
mbed_official 0:7037ed05f54f 41
mbed_official 0:7037ed05f54f 42 /**
mbed_official 0:7037ed05f54f 43 * Maximum number of events for the event queue.
mbed_official 12:5015dfead3f2 44 * 10 is the safe number for the stack events, however, if application
mbed_official 0:7037ed05f54f 45 * also uses the queue for whatever purposes, this number should be increased.
mbed_official 0:7037ed05f54f 46 */
mbed_official 12:5015dfead3f2 47 #define MAX_NUMBER_OF_EVENTS 10
mbed_official 0:7037ed05f54f 48
mbed_official 0:7037ed05f54f 49 /**
mbed_official 0:7037ed05f54f 50 * Maximum number of retries for CONFIRMED messages before giving up
mbed_official 0:7037ed05f54f 51 */
mbed_official 0:7037ed05f54f 52 #define CONFIRMED_MSG_RETRY_COUNTER 3
mbed_official 0:7037ed05f54f 53
mbed_official 0:7037ed05f54f 54 /**
mbed_official 0:7037ed05f54f 55 * Dummy pin for dummy sensor
mbed_official 0:7037ed05f54f 56 */
pancotinho 59:a4fc1efb1569 57 //#define PC_9 0
mbed_official 0:7037ed05f54f 58
mbed_official 0:7037ed05f54f 59 /**
mbed_official 0:7037ed05f54f 60 * Dummy sensor class object
mbed_official 0:7037ed05f54f 61 */
pancotinho 59:a4fc1efb1569 62 //DS1820 ds1820(PC_9);
pancotinho 59:a4fc1efb1569 63 BME280 sensor_amb(P0_13, P0_15, 0x77 << 1) ;
pancotinho 59:a4fc1efb1569 64
pancotinho 59:a4fc1efb1569 65 /**
pancotinho 59:a4fc1efb1569 66 * Sensors Variables
pancotinho 59:a4fc1efb1569 67 */
pancotinho 59:a4fc1efb1569 68 uint32_t lux = 0;
pancotinho 59:a4fc1efb1569 69 uint32_t amb = 0;
pancotinho 59:a4fc1efb1569 70 float sensor_get = 0;
mbed_official 0:7037ed05f54f 71
mbed_official 0:7037ed05f54f 72 /**
mbed_official 0:7037ed05f54f 73 * This event queue is the global event queue for both the
mbed_official 0:7037ed05f54f 74 * application and stack. To conserve memory, the stack is designed to run
mbed_official 0:7037ed05f54f 75 * in the same thread as the application and the application is responsible for
mbed_official 0:7037ed05f54f 76 * providing an event queue to the stack that will be used for ISR deferment as
mbed_official 0:7037ed05f54f 77 * well as application information event queuing.
mbed_official 0:7037ed05f54f 78 */
mbed_official 46:a124538e2891 79 static EventQueue ev_queue(MAX_NUMBER_OF_EVENTS *EVENTS_EVENT_SIZE);
mbed_official 0:7037ed05f54f 80
mbed_official 0:7037ed05f54f 81 /**
mbed_official 0:7037ed05f54f 82 * Event handler.
mbed_official 0:7037ed05f54f 83 *
mbed_official 0:7037ed05f54f 84 * This will be passed to the LoRaWAN stack to queue events for the
mbed_official 0:7037ed05f54f 85 * application which in turn drive the application.
mbed_official 0:7037ed05f54f 86 */
mbed_official 0:7037ed05f54f 87 static void lora_event_handler(lorawan_event_t event);
mbed_official 0:7037ed05f54f 88
mbed_official 0:7037ed05f54f 89 /**
mbed_official 46:a124538e2891 90 * Constructing Mbed LoRaWANInterface and passing it the radio object from lora_radio_helper.
mbed_official 0:7037ed05f54f 91 */
mbed_official 2:dc95ac6d6d4e 92 static LoRaWANInterface lorawan(radio);
mbed_official 0:7037ed05f54f 93
mbed_official 0:7037ed05f54f 94 /**
mbed_official 0:7037ed05f54f 95 * Application specific callbacks
mbed_official 0:7037ed05f54f 96 */
mbed_official 0:7037ed05f54f 97 static lorawan_app_callbacks_t callbacks;
mbed_official 0:7037ed05f54f 98
mbed_official 0:7037ed05f54f 99 /**
mbed_official 0:7037ed05f54f 100 * Entry point for application
mbed_official 0:7037ed05f54f 101 */
pancotinho 59:a4fc1efb1569 102
pancotinho 59:a4fc1efb1569 103 mbed::DigitalOut _alive_led(P1_13, 1);
pancotinho 59:a4fc1efb1569 104 mbed::DigitalOut _actuated_led(P1_14,0);
pancotinho 59:a4fc1efb1569 105
mbed_official 46:a124538e2891 106 int main(void)
mbed_official 0:7037ed05f54f 107 {
mbed_official 0:7037ed05f54f 108 // setup tracing
mbed_official 0:7037ed05f54f 109 setup_trace();
mbed_official 0:7037ed05f54f 110
mbed_official 0:7037ed05f54f 111 // stores the status of a call to LoRaWAN protocol
mbed_official 0:7037ed05f54f 112 lorawan_status_t retcode;
mbed_official 0:7037ed05f54f 113
mbed_official 0:7037ed05f54f 114 // Initialize LoRaWAN stack
mbed_official 2:dc95ac6d6d4e 115 if (lorawan.initialize(&ev_queue) != LORAWAN_STATUS_OK) {
mbed_official 0:7037ed05f54f 116 printf("\r\n LoRa initialization failed! \r\n");
mbed_official 0:7037ed05f54f 117 return -1;
mbed_official 0:7037ed05f54f 118 }
mbed_official 0:7037ed05f54f 119
mbed_official 0:7037ed05f54f 120 printf("\r\n Mbed LoRaWANStack initialized \r\n");
mbed_official 0:7037ed05f54f 121
mbed_official 0:7037ed05f54f 122 // prepare application callbacks
mbed_official 0:7037ed05f54f 123 callbacks.events = mbed::callback(lora_event_handler);
mbed_official 2:dc95ac6d6d4e 124 lorawan.add_app_callbacks(&callbacks);
mbed_official 0:7037ed05f54f 125
mbed_official 0:7037ed05f54f 126 // Set number of retries in case of CONFIRMED messages
mbed_official 2:dc95ac6d6d4e 127 if (lorawan.set_confirmed_msg_retries(CONFIRMED_MSG_RETRY_COUNTER)
mbed_official 46:a124538e2891 128 != LORAWAN_STATUS_OK) {
mbed_official 0:7037ed05f54f 129 printf("\r\n set_confirmed_msg_retries failed! \r\n\r\n");
mbed_official 0:7037ed05f54f 130 return -1;
mbed_official 0:7037ed05f54f 131 }
mbed_official 0:7037ed05f54f 132
mbed_official 0:7037ed05f54f 133 printf("\r\n CONFIRMED message retries : %d \r\n",
mbed_official 0:7037ed05f54f 134 CONFIRMED_MSG_RETRY_COUNTER);
mbed_official 0:7037ed05f54f 135
mbed_official 0:7037ed05f54f 136 // Enable adaptive data rate
mbed_official 2:dc95ac6d6d4e 137 if (lorawan.enable_adaptive_datarate() != LORAWAN_STATUS_OK) {
mbed_official 0:7037ed05f54f 138 printf("\r\n enable_adaptive_datarate failed! \r\n");
mbed_official 0:7037ed05f54f 139 return -1;
mbed_official 0:7037ed05f54f 140 }
mbed_official 0:7037ed05f54f 141
mbed_official 0:7037ed05f54f 142 printf("\r\n Adaptive data rate (ADR) - Enabled \r\n");
mbed_official 0:7037ed05f54f 143
mbed_official 2:dc95ac6d6d4e 144 retcode = lorawan.connect();
mbed_official 0:7037ed05f54f 145
mbed_official 0:7037ed05f54f 146 if (retcode == LORAWAN_STATUS_OK ||
mbed_official 46:a124538e2891 147 retcode == LORAWAN_STATUS_CONNECT_IN_PROGRESS) {
mbed_official 0:7037ed05f54f 148 } else {
mbed_official 0:7037ed05f54f 149 printf("\r\n Connection error, code = %d \r\n", retcode);
mbed_official 0:7037ed05f54f 150 return -1;
mbed_official 0:7037ed05f54f 151 }
mbed_official 0:7037ed05f54f 152
mbed_official 0:7037ed05f54f 153 printf("\r\n Connection - In Progress ...\r\n");
pancotinho 59:a4fc1efb1569 154
pancotinho 59:a4fc1efb1569 155 _actuated_led =1;
mbed_official 0:7037ed05f54f 156 // make your event queue dispatching events forever
mbed_official 0:7037ed05f54f 157 ev_queue.dispatch_forever();
mbed_official 3:8c7198d1a2a1 158
mbed_official 3:8c7198d1a2a1 159 return 0;
mbed_official 0:7037ed05f54f 160 }
mbed_official 0:7037ed05f54f 161
mbed_official 0:7037ed05f54f 162 /**
mbed_official 0:7037ed05f54f 163 * Sends a message to the Network Server
mbed_official 0:7037ed05f54f 164 */
mbed_official 0:7037ed05f54f 165 static void send_message()
mbed_official 0:7037ed05f54f 166 {
mbed_official 0:7037ed05f54f 167 uint16_t packet_len;
mbed_official 0:7037ed05f54f 168 int16_t retcode;
mbed_official 56:39847849d219 169 int32_t sensor_value;
mbed_official 0:7037ed05f54f 170
pancotinho 59:a4fc1efb1569 171 /* if (ds1820.begin()) {
mbed_official 0:7037ed05f54f 172 ds1820.startConversion();
mbed_official 0:7037ed05f54f 173 sensor_value = ds1820.read();
mbed_official 56:39847849d219 174 printf("\r\n Dummy Sensor Value = %d \r\n", sensor_value);
pancotinho 59:a4fc1efb1569 175 ds1820.startConversion();
pancotinho 59:a4fc1efb1569 176 sensor_value++;
pancotinho 59:a4fc1efb1569 177
mbed_official 0:7037ed05f54f 178 } else {
mbed_official 0:7037ed05f54f 179 printf("\r\n No sensor found \r\n");
mbed_official 0:7037ed05f54f 180 return;
pancotinho 59:a4fc1efb1569 181 }*/
pancotinho 59:a4fc1efb1569 182
pancotinho 59:a4fc1efb1569 183 sensor_amb.initialize();
pancotinho 59:a4fc1efb1569 184 sensor_get = sensor_amb.getTemperature();
mbed_official 0:7037ed05f54f 185
pancotinho 59:a4fc1efb1569 186 packet_len = sprintf((char *) tx_buffer, "Temperature Sensor Value is %d",
pancotinho 59:a4fc1efb1569 187 sensor_get);
mbed_official 0:7037ed05f54f 188
mbed_official 2:dc95ac6d6d4e 189 retcode = lorawan.send(MBED_CONF_LORA_APP_PORT, tx_buffer, packet_len,
mbed_official 47:b6d132f1079f 190 MSG_UNCONFIRMED_FLAG);
mbed_official 0:7037ed05f54f 191
mbed_official 0:7037ed05f54f 192 if (retcode < 0) {
mbed_official 0:7037ed05f54f 193 retcode == LORAWAN_STATUS_WOULD_BLOCK ? printf("send - WOULD BLOCK\r\n")
mbed_official 46:a124538e2891 194 : printf("\r\n send() - Error code %d \r\n", retcode);
mbed_official 26:f07f5febf97f 195
mbed_official 26:f07f5febf97f 196 if (retcode == LORAWAN_STATUS_WOULD_BLOCK) {
mbed_official 26:f07f5febf97f 197 //retry in 3 seconds
mbed_official 26:f07f5febf97f 198 if (MBED_CONF_LORA_DUTY_CYCLE_ON) {
mbed_official 26:f07f5febf97f 199 ev_queue.call_in(3000, send_message);
mbed_official 26:f07f5febf97f 200 }
mbed_official 26:f07f5febf97f 201 }
mbed_official 0:7037ed05f54f 202 return;
mbed_official 0:7037ed05f54f 203 }
mbed_official 0:7037ed05f54f 204
mbed_official 0:7037ed05f54f 205 printf("\r\n %d bytes scheduled for transmission \r\n", retcode);
mbed_official 12:5015dfead3f2 206 memset(tx_buffer, 0, sizeof(tx_buffer));
mbed_official 0:7037ed05f54f 207 }
mbed_official 0:7037ed05f54f 208
mbed_official 0:7037ed05f54f 209 /**
mbed_official 0:7037ed05f54f 210 * Receive a message from the Network Server
mbed_official 0:7037ed05f54f 211 */
mbed_official 0:7037ed05f54f 212 static void receive_message()
mbed_official 0:7037ed05f54f 213 {
mbed_official 47:b6d132f1079f 214 uint8_t port;
mbed_official 47:b6d132f1079f 215 int flags;
mbed_official 47:b6d132f1079f 216 int16_t retcode = lorawan.receive(rx_buffer, sizeof(rx_buffer), port, flags);
mbed_official 0:7037ed05f54f 217
mbed_official 0:7037ed05f54f 218 if (retcode < 0) {
mbed_official 0:7037ed05f54f 219 printf("\r\n receive() - Error code %d \r\n", retcode);
mbed_official 0:7037ed05f54f 220 return;
mbed_official 0:7037ed05f54f 221 }
mbed_official 0:7037ed05f54f 222
mbed_official 47:b6d132f1079f 223 printf(" RX Data on port %u (%d bytes): ", port, retcode);
mbed_official 0:7037ed05f54f 224 for (uint8_t i = 0; i < retcode; i++) {
mbed_official 47:b6d132f1079f 225 printf("%02x ", rx_buffer[i]);
mbed_official 0:7037ed05f54f 226 }
mbed_official 47:b6d132f1079f 227 printf("\r\n");
mbed_official 47:b6d132f1079f 228
mbed_official 12:5015dfead3f2 229 memset(rx_buffer, 0, sizeof(rx_buffer));
mbed_official 0:7037ed05f54f 230 }
mbed_official 0:7037ed05f54f 231
mbed_official 0:7037ed05f54f 232 /**
mbed_official 0:7037ed05f54f 233 * Event handler
mbed_official 0:7037ed05f54f 234 */
mbed_official 0:7037ed05f54f 235 static void lora_event_handler(lorawan_event_t event)
mbed_official 0:7037ed05f54f 236 {
mbed_official 0:7037ed05f54f 237 switch (event) {
mbed_official 0:7037ed05f54f 238 case CONNECTED:
mbed_official 0:7037ed05f54f 239 printf("\r\n Connection - Successful \r\n");
mbed_official 0:7037ed05f54f 240 if (MBED_CONF_LORA_DUTY_CYCLE_ON) {
mbed_official 0:7037ed05f54f 241 send_message();
mbed_official 0:7037ed05f54f 242 } else {
mbed_official 0:7037ed05f54f 243 ev_queue.call_every(TX_TIMER, send_message);
mbed_official 0:7037ed05f54f 244 }
mbed_official 0:7037ed05f54f 245
mbed_official 0:7037ed05f54f 246 break;
mbed_official 0:7037ed05f54f 247 case DISCONNECTED:
mbed_official 0:7037ed05f54f 248 ev_queue.break_dispatch();
mbed_official 0:7037ed05f54f 249 printf("\r\n Disconnected Successfully \r\n");
mbed_official 0:7037ed05f54f 250 break;
mbed_official 0:7037ed05f54f 251 case TX_DONE:
mbed_official 0:7037ed05f54f 252 printf("\r\n Message Sent to Network Server \r\n");
mbed_official 0:7037ed05f54f 253 if (MBED_CONF_LORA_DUTY_CYCLE_ON) {
mbed_official 0:7037ed05f54f 254 send_message();
mbed_official 0:7037ed05f54f 255 }
mbed_official 0:7037ed05f54f 256 break;
mbed_official 0:7037ed05f54f 257 case TX_TIMEOUT:
pancotinho 59:a4fc1efb1569 258 printf("\r\n Transmission Error TX_Timeout");
mbed_official 0:7037ed05f54f 259 case TX_ERROR:
pancotinho 59:a4fc1efb1569 260 printf("\r\n Transmission Error TX_Error");
mbed_official 0:7037ed05f54f 261 case TX_CRYPTO_ERROR:
pancotinho 59:a4fc1efb1569 262 printf("\r\n Transmission Error TX_Crypto_Error");
mbed_official 0:7037ed05f54f 263 case TX_SCHEDULING_ERROR:
mbed_official 0:7037ed05f54f 264 printf("\r\n Transmission Error - EventCode = %d \r\n", event);
mbed_official 0:7037ed05f54f 265 // try again
mbed_official 0:7037ed05f54f 266 if (MBED_CONF_LORA_DUTY_CYCLE_ON) {
mbed_official 0:7037ed05f54f 267 send_message();
mbed_official 0:7037ed05f54f 268 }
mbed_official 0:7037ed05f54f 269 break;
mbed_official 0:7037ed05f54f 270 case RX_DONE:
mbed_official 0:7037ed05f54f 271 printf("\r\n Received message from Network Server \r\n");
mbed_official 0:7037ed05f54f 272 receive_message();
mbed_official 0:7037ed05f54f 273 break;
mbed_official 0:7037ed05f54f 274 case RX_TIMEOUT:
pancotinho 59:a4fc1efb1569 275 printf("\r\n Transmission Error RX_Timeout");
mbed_official 0:7037ed05f54f 276 case RX_ERROR:
mbed_official 0:7037ed05f54f 277 printf("\r\n Error in reception - Code = %d \r\n", event);
mbed_official 0:7037ed05f54f 278 break;
mbed_official 0:7037ed05f54f 279 case JOIN_FAILURE:
mbed_official 0:7037ed05f54f 280 printf("\r\n OTAA Failed - Check Keys \r\n");
mbed_official 0:7037ed05f54f 281 break;
mbed_official 26:f07f5febf97f 282 case UPLINK_REQUIRED:
mbed_official 26:f07f5febf97f 283 printf("\r\n Uplink required by NS \r\n");
mbed_official 26:f07f5febf97f 284 if (MBED_CONF_LORA_DUTY_CYCLE_ON) {
mbed_official 26:f07f5febf97f 285 send_message();
mbed_official 26:f07f5febf97f 286 }
mbed_official 26:f07f5febf97f 287 break;
mbed_official 0:7037ed05f54f 288 default:
mbed_official 0:7037ed05f54f 289 MBED_ASSERT("Unknown Event");
mbed_official 0:7037ed05f54f 290 }
mbed_official 0:7037ed05f54f 291 }
mbed_official 0:7037ed05f54f 292
mbed_official 0:7037ed05f54f 293 // EOF