Diff: main.cpp

Revision:

61:169e75494337

Parent:

60:c4f9e9202fb4

Child:

62:e2116ce452eb

--- a/main.cpp	Mon Nov 30 19:25:11 2020 +0000
+++ b/main.cpp	Fri Dec 04 18:33:43 2020 +0000
@@ -15,6 +15,9 @@
  * limitations under the License.
  */
 #include <stdio.h>
+#include <ctime> //samira-time
+#include <chrono> 
+#include <iostream> 
 
 #include "lorawan/LoRaWANInterface.h"
 #include "lorawan/system/lorawan_data_structures.h"
@@ -31,13 +34,14 @@
 // Max payload size can be LORAMAC_PHY_MAXPAYLOAD.
 // This example only communicates with much shorter messages (<30 bytes).
 // If longer messages are used, these buffers must be changed accordingly.
-uint8_t tx_buffer[30];
+//uint8_t tx_buffer[1000];
 uint8_t rx_buffer[30];
-
+uint8_t tx_buffer[1000] = {0xd8, 0x60, 0x84, 0x43, 0xa1, 0x01, 0x0a, 0xa1, 0x05, 0x4c, 0x13, 0x28, 0x18, 0x7b, 0x01, 0xa1, 0x26, 0xca, 0xf7, 0x8e, 0x55, 0x51, 0x58, 0x6f, 0xa8, 0x00, 0x82, 0x64, 0xcf, 0xb0, 0x5e, 0x3d, 0x48, 0x7e, 0x30, 0x2f, 0x4c, 0xc3, 0x37, 0x6b, 0x4d, 0xdb, 0xb6, 0xa9, 0x1b, 0xc9, 0x4c, 0xcc, 0x8e, 0x92, 0x39, 0x8e, 0x4f, 0xe9, 0x3d, 0xb0, 0xa7, 0x48, 0x00, 0xfe, 0x38, 0xa7, 0xcd, 0x57, 0x7e, 0x04, 0x65, 0xb8, 0x2b, 0xf8, 0xc3, 0xbe, 0x33, 0x17, 0xf1, 0xe1, 0xfa, 0x88, 0x7d, 0x3b, 0xd4, 0xa0, 0xce, 0xed, 0x84, 0xed, 0x83, 0xdc, 0x57, 0xcf, 0xe8, 0x5b, 0x7e, 0xc0, 0x5c, 0x6b, 0xbd, 0xa1, 0xdb, 0x67, 0x5d, 0xae, 0xc4, 0x1f, 0x6d, 0x98, 0xf0, 0x97, 0xb6, 0x7a, 0x06, 0x55, 0x97, 0xe6, 0x11, 0x07, 0x52, 0x89, 0x73, 0x65, 0x28, 0x7c, 0xc8, 0x69, 0x39, 0x69, 0xde, 0x12, 0x71, 0x87, 0x43, 0xda, 0xd5, 0x11, 0xbf, 0x81, 0x83, 0x56, 0xa2, 0x01, 0x38, 0x1a, 0x04, 0x50, 0x88, 0x8a, 0x33, 0x0e, 0xc6, 0x2a, 0x43, 0xeb, 0xbf, 0x3c, 0xc9, 0x7c, 0xa6, 0x55, 0xed, 0x33, 0xa0, 0x40};
 /*
  * Sets up an application dependent transmission timer in ms. Used only when Duty Cycling is off for testing
  */
 #define TX_TIMER                        10000
+#define DR                              DR_4
 
 /**
  * Maximum number of events for the event queue.
@@ -102,6 +106,7 @@
  
 mbed::DigitalOut _alive_led(P1_13, 0);
 mbed::DigitalOut _actuated_led(P1_14,1);
+ int msg_seq_number;
 
 int main(void)
 {
@@ -134,12 +139,29 @@
            CONFIRMED_MSG_RETRY_COUNTER);
 
     // Enable adaptive data rate
-    if (lorawan.enable_adaptive_datarate() != LORAWAN_STATUS_OK) {
+ /*   if (lorawan.enable_adaptive_datarate() != LORAWAN_STATUS_OK) {
         printf("\r\n enable_adaptive_datarate failed! \r\n");
         return -1;
     }
 
     printf("\r\n Adaptive data  rate (ADR) - Enabled \r\n");
+    */
+      if (lorawan.disable_adaptive_datarate() != LORAWAN_STATUS_OK) {
+        printf("\r\ndisable_adaptive_datarate failed! \r\n");
+        return -1;
+    }
+
+    printf("\r\n Adaptive data  rate (ADR) - Disabled \r\n");
+      
+  if (lorawan.set_datarate(DR) != LORAWAN_STATUS_OK) {
+        printf("\r\n Couldn't set data rate to %d! \r\n", DR);
+        return -1;
+    }
+
+  printf("\r\n Data rate = %d\r\n", DR);
+  
+
+    
 
     retcode = lorawan.connect();
 
@@ -159,6 +181,16 @@
     return 0;
 }
 
+static void print_lora_tx_buffer_hex(size_t bufSize){
+    char hexa[2*bufSize + 1];
+
+    for (int i = 0 ; i != bufSize ; i++) {
+        sprintf(&hexa[2*i], "%02X", tx_buffer[i]);
+    }
+    hexa[2*bufSize] = '\0';
+    printf("Size = %d. Message to sent: [ %s ]\n", bufSize, hexa);   
+}   
+
 /**
  * Sends a message to the Network Server
  */
@@ -168,7 +200,28 @@
     int16_t retcode;
     int32_t sensor_value;
     
-    packet_len = sprintf((char *) tx_buffer, "Sensor Value is 10.0\n");
+    msg_seq_number = msg_seq_number + 1;
+    printf("\r\n msgs %d is creating \r\n", msg_seq_number);
+    
+   // packet_len = sprintf((char *) tx_buffer, "Ø`„C¡
¡L({
¡&Ê÷ŽUQXo¨‚dÏ°^=H~0/LÃ7kMÛ¶©ÉL̎’9ŽOé=°§Hþ8§ÍW~e¸+øþ3ñáúˆ};Ô Îí„íƒÜWÏè[~À\k½¡Ûg]®Äm˜ð—¶zU—æR‰se(|Èi9iÞq‡CÚÕ¿ƒV¢
8PˆŠ3Æ*Cë¿<É|¦Uí3 @", msg_seq_number);
+    
+    
+   // packet_len = sprintf((char *) tx_buffer, "This is message with seq_number =  %d \n", msg_seq_number);
+    
+    packet_len = 162;
+     
+    
+    printf("packet_len =  %d\n",  packet_len);
+    printf("packet_content =  %s \n",  tx_buffer);
+     //   std::cout<<tx_buffer<<endl;
+    print_lora_tx_buffer_hex(packet_len);
+    
+    //samira-time
+   auto timenow = 
+      chrono::system_clock::to_time_t(chrono::system_clock::now()); 
+  
+    cout << ctime(&timenow) << endl; 
+    
 
     retcode = lorawan.send(MBED_CONF_LORA_APP_PORT, tx_buffer, packet_len,
                            MSG_UNCONFIRMED_FLAG);
@@ -187,7 +240,9 @@
     }
 
     printf("\r\n %d bytes scheduled for transmission \r\n", retcode);
-    memset(tx_buffer, 0, sizeof(tx_buffer));
+   // memset(tx_buffer, 0, sizeof(tx_buffer));
+     
+    
 }
 
 /**
@@ -236,6 +291,7 @@
             printf("\r\n Message Sent to Network Server \r\n");
             if (MBED_CONF_LORA_DUTY_CYCLE_ON) {
                 send_message();
+                wait(1);//samira-time
             }
             break;
         case TX_TIMEOUT: