1. #include "LoRaWan_APP.h"
2. #include "Arduino.h"
3.  
4. /*
5.  * set LoraWan_RGB to Active,the RGB active in loraWan
6.  * RGB red means sending;
7.  * RGB purple means joined done;
8.  * RGB blue means RxWindow1;
9.  * RGB yellow means RxWindow2;
10.  * RGB green means received done;
11.  */
12.  
13. /* OTAA para*/
14. uint8_t devEui[] = { 0x22, 0x32, 0x33, 0x00, 0x00, 0x88, 0x88, 0x02 };
15. uint8_t appEui[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
16. uint8_t appKey[] = { 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, 0x88, 0x66, 0x01 };
17.  
18. /* ABP para*/
19. uint8_t nwkSKey[] = { 0x15, 0xb1, 0xd0, 0xef, 0xa4, 0x63, 0xdf, 0xbe, 0x3d, 0x11, 0x18, 0x1e, 0x1e, 0xc7, 0xda,0x85 };
20. uint8_t appSKey[] = { 0xd7, 0x2c, 0x78, 0x75, 0x8c, 0xdc, 0xca, 0xbf, 0x55, 0xee, 0x4a, 0x77, 0x8d, 0x16, 0xef,0x67 };
21. uint32_t devAddr =  ( uint32_t )0x007e6ae1;
22.  
23. /*LoraWan channelsmask, default channels 0-7*/
24. uint16_t userChannelsMask[6]={ 0xFF00,0x0000,0x0000,0x0000,0x0000,0x0000 };
25.  
26. /*LoraWan region, select in arduino IDE tools*/
27. LoRaMacRegion_t loraWanRegion = ACTIVE_REGION;
28.  
29. /*LoraWan Class, Class A and Class C are supported*/
30. DeviceClass_t  loraWanClass = LORAWAN_CLASS;
31.  
32. /*the application data transmission duty cycle.  value in [ms].*/
33. uint32_t appTxDutyCycle = 15000;
34.  
35. /*OTAA or ABP*/
36. bool overTheAirActivation = LORAWAN_NETMODE;
37.  
38. /*ADR enable*/
39. bool loraWanAdr = LORAWAN_ADR;
40.  
41. /* set LORAWAN_Net_Reserve ON, the node could save the network info to flash, when node reset not need to join again */
42. bool keepNet = LORAWAN_NET_RESERVE;
43.  
44. /* Indicates if the node is sending confirmed or unconfirmed messages */
45. bool isTxConfirmed = LORAWAN_UPLINKMODE;
46.  
47. /* Application port */
48. uint8_t appPort = 2;
49. /*!
50. * Number of trials to transmit the frame, if the LoRaMAC layer did not
51. * receive an acknowledgment. The MAC performs a datarate adaptation,
52. * according to the LoRaWAN Specification V1.0.2, chapter 18.4, according
53. * to the following table:
54. *
55. * Transmission nb | Data Rate
56. * ----------------|-----------
57. * 1 (first)       | DR
58. * 2               | DR
59. * 3               | max(DR-1,0)
60. * 4               | max(DR-1,0)
61. * 5               | max(DR-2,0)
62. * 6               | max(DR-2,0)
63. * 7               | max(DR-3,0)
64. * 8               | max(DR-3,0)
65. *
66. * Note, that if NbTrials is set to 1 or 2, the MAC will not decrease
67. * the datarate, in case the LoRaMAC layer did not receive an acknowledgment
68. */
69. uint8_t confirmedNbTrials = 4;
70.  
71. /* Prepares the payload of the frame */
72. static void prepareTxFrame( uint8_t port )
73. {
74.         /*appData size is LORAWAN_APP_DATA_MAX_SIZE which is defined in "commissioning.h".
75.         *appDataSize max value is LORAWAN_APP_DATA_MAX_SIZE.
76.         *if enabled AT, don't modify LORAWAN_APP_DATA_MAX_SIZE, it may cause system hanging or failure.
77.         *if disabled AT, LORAWAN_APP_DATA_MAX_SIZE can be modified, the max value is reference to lorawan region and SF.
78.         *for example, if use REGION_CN470,
79.         *the max value for different DR can be found in MaxPayloadOfDatarateCN470 refer to DataratesCN470 and BandwidthsCN470 in "RegionCN470.h".
80.         */
81.     appDataSize = 4;
82.     appData[0] = 0x00;
83.     appData[1] = 0x01;
84.     appData[2] = 0x02;
85.     appData[3] = 0x03;
86. }
87.  
88. //downlink data handle function example
89. void downLinkDataHandle(McpsIndication_t *mcpsIndication)
90. {
91.   Serial.printf("+REV DATA:%s,RXSIZE %d,PORT %d\r\n",mcpsIndication->RxSlot?"RXWIN2":"RXWIN1",mcpsIndication->BufferSize,mcpsIndication->Port);
92.   Serial.print("+REV DATA:");
93.   for(uint8_t i=0;i<mcpsIndication->BufferSize;i++)
94.   {
95.     Serial.printf("%02X",mcpsIndication->Buffer[i]);
96.   }
97.   Serial.println();
98.   uint32_t color=mcpsIndication->Buffer[0]<<16|mcpsIndication->Buffer[1]<<8|mcpsIndication->Buffer[2];
99. #if(LoraWan_RGB==1)
100.   turnOnRGB(color,5000);
101.   turnOffRGB();
102. #endif
103. }
104.  
105. void setup() {
106.         Serial.begin(115200);
107. #if(AT_SUPPORT)
108.         enableAt();
109. #endif
110.         deviceState = DEVICE_STATE_INIT;
111.         LoRaWAN.ifskipjoin();
112. }
113.  
114. void loop()
115. {
116.         switch( deviceState )
117.         {
118.                 case DEVICE_STATE_INIT:
119.                 {
120. #if(LORAWAN_DEVEUI_AUTO)
121.                         LoRaWAN.generateDeveuiByChipID();
122. #endif
123. #if(AT_SUPPORT)
124.                         getDevParam();
125. #endif
126.                         printDevParam();
127.                         LoRaWAN.init(loraWanClass,loraWanRegion);
128.                         deviceState = DEVICE_STATE_JOIN;
129.                         break;
130.                 }
131.                 case DEVICE_STATE_JOIN:
132.                 {
133.                         LoRaWAN.join();
134.                         break;
135.                 }
136.                 case DEVICE_STATE_SEND:
137.                 {
138.                         prepareTxFrame( appPort );
139.                         LoRaWAN.send();
140.                         deviceState = DEVICE_STATE_CYCLE;
141.                         break;
142.                 }
143.                 case DEVICE_STATE_CYCLE:
144.                 {
145.                         // Schedule next packet transmission
146.                         txDutyCycleTime = appTxDutyCycle + randr( 0, APP_TX_DUTYCYCLE_RND );
147.                         LoRaWAN.cycle(txDutyCycleTime);
148.                         deviceState = DEVICE_STATE_SLEEP;
149.                         break;
150.                 }
151.                 case DEVICE_STATE_SLEEP:
152.                 {
153.                         LoRaWAN.sleep();
154.                         break;
155.                 }
156.                 default:
157.                 {
158.                         deviceState = DEVICE_STATE_INIT;
159.                         break;
160.                 }
161.         }
162. }
163.