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LORA_nacelle.ino deleted
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1 | -// Code contenu dans le module Lora Feather EMBARQUE dans la nacelle | |
2 | - | |
3 | - | |
4 | -#include <SPI.h> | |
5 | -#include <RH_RF95.h> | |
6 | - | |
7 | -/* for feather m0 */ | |
8 | -#define RFM95_CS 8 | |
9 | -#define RFM95_RST 4 | |
10 | -#define RFM95_INT 3 | |
11 | - | |
12 | -#define TAILLE_RADIOPACKET 20 | |
13 | -#define LED 13 | |
14 | - | |
15 | -// Change to 434.0 or other frequency, must match RX's freq! | |
16 | -#define RF95_FREQ 434.0 | |
17 | -// Singleton instance of the radio driver | |
18 | -RH_RF95 rf95(RFM95_CS, RFM95_INT); | |
19 | - | |
20 | -//Fonction vidage de buffer série | |
21 | -void serialFlush(){ | |
22 | - pinMode(LED, OUTPUT); | |
23 | - while(Serial.available() > 0) { | |
24 | - char t = Serial.read(); | |
25 | - } | |
26 | -} | |
27 | - | |
28 | -void setup() | |
29 | -{ | |
30 | - pinMode(RFM95_RST, OUTPUT); | |
31 | - digitalWrite(RFM95_RST, HIGH); | |
32 | - while (!Serial); // peut être à enlever avec rasp.. | |
33 | - Serial.begin(9600); | |
34 | - delay(100); | |
35 | - //Serial.println("Feather LoRa TX Test!"); | |
36 | - // manual reset | |
37 | - digitalWrite(RFM95_RST, LOW); | |
38 | - delay(10); | |
39 | - digitalWrite(RFM95_RST, HIGH); | |
40 | - delay(10); | |
41 | - while (!rf95.init()) { | |
42 | - //Serial.println("LoRa radio init failed"); | |
43 | - while (1); | |
44 | - } | |
45 | - //Serial.println("LoRa radio init completed"); | |
46 | - // Defaults after init are 434.0MHz, modulation GFSK_Rb250Fd250, +13dbM | |
47 | - if (!rf95.setFrequency(RF95_FREQ)) { | |
48 | - //Serial.println("setFrequency failed"); | |
49 | - while (1); | |
50 | - | |
51 | - serialFlush(); | |
52 | - } | |
53 | - | |
54 | - //Serial.print("Set Freq to: "); Serial.println(RF95_FREQ); | |
55 | - // Defaults after init are 434.0MHz, 13dBm, Bw = 125 kHz, Cr = 4/5, Sf = 128chips/symbol, CRC on | |
56 | - // The default transmitter power is 13dBm, using PA_BOOST. | |
57 | - // If you are using RFM95/96/97/98 modules which uses the PA_BOOST transmitter pin, then | |
58 | - // you can set transmitter powers from 5 to 23 dBm: | |
59 | - rf95.setTxPower(23, false); | |
60 | -} | |
61 | - | |
62 | -int nb_envoi; | |
63 | -uint8_t radiopacket[TAILLE_RADIOPACKET]="null"; //Chaîne contenant la requête à envoyer à la nacelle | |
64 | -uint8_t radiopacket_tmp[TAILLE_RADIOPACKET]="null"; | |
65 | - | |
66 | -void loop() | |
67 | -{ | |
68 | - //DECLARATION VARIABLES et INITIALISATION | |
69 | - char caractere_lu = 0; //caractere à lire | |
70 | - int caractere_dispo =0; // nombre de caracteres dispo dans le buffer | |
71 | - int i_chaine = 0; //indique l'endroit où on doit écrire dans la chaîne | |
72 | - | |
73 | - memcpy(radiopacket_tmp,radiopacket,TAILLE_RADIOPACKET); | |
74 | - | |
75 | - //LECTURE DES DONNEES A ENVOYER AU SOL | |
76 | - caractere_dispo = Serial.available(); | |
77 | - | |
78 | - while(caractere_dispo > 0) //tant qu'il y a des caractères à lire | |
79 | - { | |
80 | - caractere_lu = Serial.read(); //on lit le caractère | |
81 | - radiopacket[i_chaine] = caractere_lu; | |
82 | - //Serial.print(caractere_lu); //puis on le renvoi à l’expéditeur tel quel | |
83 | - caractere_dispo = Serial.available(); //on relit le nombre de caractères dispo | |
84 | - i_chaine++; | |
85 | - } | |
86 | - radiopacket[TAILLE_RADIOPACKET-1] = 0; // marquage fin du packet | |
87 | - | |
88 | - //si la donnée reçu est différente de la précédente | |
89 | - if(memcmp(radiopacket,radiopacket_tmp,TAILLE_RADIOPACKET)!=0){ | |
90 | - nb_envoi = 0; | |
91 | - } | |
92 | - | |
93 | - | |
94 | - //Serial.println("Sending..."); delay(10); | |
95 | - | |
96 | - //ENVOI DES DONNEES AU SOL | |
97 | - if (nb_envoi==0){ | |
98 | - rf95.send((uint8_t *)radiopacket, TAILLE_RADIOPACKET); | |
99 | - rf95.waitPacketSent(); | |
100 | - //Serial.println("TX done"); delay(10); | |
101 | - digitalWrite(LED, HIGH); | |
102 | - nb_envoi++; | |
103 | - } | |
104 | - | |
105 | - | |
106 | - //RECEPTION DES REQUETES PROVENANT DU SOL | |
107 | - uint8_t buf[RH_RF95_MAX_MESSAGE_LEN]; | |
108 | - uint8_t len = sizeof(buf); | |
109 | - //Serial.println("Waiting for reply..."); delay(10); | |
110 | - if (rf95.waitAvailableTimeout(1000)) | |
111 | - { | |
112 | - // Should be a reply message for us now | |
113 | - if (rf95.recv(buf, &len)) | |
114 | - { | |
115 | - //ENVOI DE LA REQUETE VERS LA RASPBERRY | |
116 | - Serial.println((char*)buf); | |
117 | - | |
118 | - //Serial.print("RSSI: "); | |
119 | - //Serial.println(rf95.lastRssi(), DEC); | |
120 | - | |
121 | - } | |
122 | - else | |
123 | - { | |
124 | - //Serial.println("Receive failed"); | |
125 | - } | |
126 | - } | |
127 | - else | |
128 | - { | |
129 | - //Serial.println("No reply"); | |
130 | - } | |
131 | - digitalWrite(LED, LOW); | |
132 | - | |
133 | - delay(200); | |
134 | -} | |
135 | - | |
136 | - |