Coragem Adaptation
lora.txt
- Committer:
- marcoantonioara
- Date:
- 2019-11-13
- Revision:
- 4:05d5aa4d3f2d
File content as of revision 4:05d5aa4d3f2d:
#include "SX1272.h" InterruptIn dio0(P0_12); //#define BAND868 #define MAX_DBM 14 #define DATA 0 #define PING 1 #define PONG 2 #define ADDRESS 10 const uint32_t DEFAULT_CHANNEL=CH_12_900;//915Mhz CH_12_900 =>0xE4C000; /////////////////////////////////////////////////////////////////// // CHANGE HERE THE LORA MODE, NODE ADDRESS #define LORAMODE 1 #define node_addr 6 ////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////// // CHANGE HERE THE THINGSPEAK FIELD BETWEEN 1 AND 4 #define field_index 1 /////////////////////////////////////////////////////////////////// #define DEFAULT_DEST_ADDR 6 /////////////////////////////////////// // Globals variables /////////////////////////////////////// //___________SX1272____________________ int e; //___________mensagem_____________________ uint8_t message[255]; uint8_t buffer[255]; uint8_t message_pong[]="Pong"; uint8_t message_ping[]="Ping"; uint8_t r_size; uint8_t lora_mode_ant; char float_temp[10]; char float_press[10]; char float_hum[10]; int cont =0; int loraMode=LORAMODE; //////////////////////////////////////// // SETUP SX1272 initialisation //////////////////////////////////////// void lora_setup() { //printf("------Coragem LoRa temperature sensor-------------\n"); //sx1272.ON(); // Power ON the module int error_config_sx1272=0; // Set transmission mode and print the result e = sx1272.setMode(loraMode); //printf("Mode: %d\n",loraMode); if (e) error_config_sx1272=1; //printf("Setting Mode: state %d\n",e); // enable carrier sense sx1272._enableCarrierSense=true; // for LOW POWER sx1272._RSSIonSend=false; // Select frequency channel e = sx1272.setChannel(DEFAULT_CHANNEL); if (e) error_config_sx1272=1; //printf("Setting Channel: state %d\n",e); // Select amplifier line; PABOOST or RFO // #ifdef PABOOST // printf("pabboost\n"); // sx1272._needPABOOST=true; // // previous way for setting output power // // powerLevel='x'; // #else // // previous way for setting output power // // powerLevel='M'; // #endif // previous way for setting output power // e = sx1272.setPower(powerLevel); e = sx1272.setPowerDBM((uint8_t)MAX_DBM); if (e) error_config_sx1272=1; printf("Setting Power: state %d\n",e); // Set the node address and print the result e = sx1272.setNodeAddress(node_addr); if (e) error_config_sx1272=1; printf("Setting node addr: state %d\n",e); // Print a success message if (!error_config_sx1272) printf("SX1272 successfully configured\n"); else printf("ERROR CONFIGURATION SX1272\n"); wait_ms(400); } void lora_send_packet (uint8_t *payload, uint8_t length8) // envia pacote { //write on FIFO sx1272.writeRegister(REG_IRQ_FLAGS,255);//clear flags sx1272.writeRegister(REG_OP_MODE, LORA_STANDBY_MODE); // Stdby LoRa mode to write in FIFO sx1272.writeRegister(REG_PAYLOAD_LENGTH_LORA, length8); sx1272.writeRegister(REG_FIFO_TX_BASE_ADDR,0x00); sx1272.writeRegister(REG_FIFO_ADDR_PTR,0x00); for(unsigned int i = 0; i <= length8; i++) { sx1272.writeRegister(REG_FIFO, payload[i]); // Writing the payload in FIFO } //________________Send Data__________________ sx1272.writeRegister(REG_IRQ_FLAGS,255);//clear flags sx1272.writeRegister(REG_OP_MODE, LORA_TX_MODE); // LORA mode - Tx unsigned long exitTime = millis()+1400;//2 segundos para sair do for unsigned long Time= millis(); char value = sx1272.readRegister(REG_IRQ_FLAGS); while ((bitRead(value, 3) == 0) && (Time < exitTime)) { value=sx1272.readRegister(REG_IRQ_FLAGS); Time= millis(); wait_ms(50); } wait_ms(50); } void lora_send_data(int mode) //data predefined { led1=1; sx1272.writeRegister(REG_OP_MODE,129);//standby if (mode == DATA ) { #ifdef BME280 sprintf(float_temp,"%2.2f",getTemperature()); sprintf(float_press,"%04.2f",getPressure()); sprintf(float_hum,"%2.2f",getHumidity()); //============= internet of turtles ============= sprintf(float_breathing_time,"%04.2f", last_breathing_time); sprintf(float_diving_time,"%04.2f", last_diving_time); r_size=sprintf((char*)message,"\\!#Dt%04.2f_Bt%04.2f_%s°C_%shPa_%s%%",last_diving_time,last_breathing_time,float_temp,float_press,float_hum); // ============================================== //size=sprintf((char*)message,"\\!#%s°C_%shPa_%s%%",float_temp,float_press,float_hum); lora_send_packet(message,r_size); // sx1272.sendPacketTimeout(DEFAULT_DEST_ADDR,/* (uint8_t*)*/message, r_size); printf("packet send :\n%s\nrsize=%d\n",message,r_size); #endif } else if (mode == PING ) { //sx1272.sendPacketTimeout(DEFAULT_DEST_ADDR, message_ping, sizeof(message_ping)); lora_send_packet(message_ping,sizeof(message_ping)); printf("packet send :\n%s\n",message_ping); } else if (mode == PONG ) { //sx1272.sendPacketTimeout(DEFAULT_DEST_ADDR, message_pong, sizeof(message_pong)); lora_send_packet(message_pong,sizeof(message_pong)); printf("packet send :\n%s\n",message_pong); } wait_ms(300); sx1272.writeRegister(REG_IRQ_FLAGS,255);//clear flags sx1272.writeRegister(REG_OP_MODE,133); //leitura continua cont++; printf("number=%d\n",cont); led1=0; } void lora_print_packet() { led2=1; sx1272.writeRegister(REG_OP_MODE,129);//standby uint8_t pac_size; sx1272.writeRegister(REG_FIFO_ADDR_PTR,sx1272.readRegister(REG_FIFO_RX_CURRENT_ADDR));//set fifo pointer to read packet pac_size = sx1272.readRegister(REG_RX_NB_BYTES);//read size of packet for(int i =0 ; i<pac_size ; i++) { //print packet buffer[i]=sx1272.readRegister(REG_FIFO); if (buffer[i]== '\n') printf(" \\n"); if (buffer[i]== 0x0B) printf("tab"); printf("%c",buffer[i]);//print packet } printf("\n"); for(int i =0 ; i<pac_size ; i++) { if ((buffer[i] =='P') && (buffer[i+1] =='i') && (buffer[i+2] =='n') && (buffer[i+3] =='g') ) { //look for Ping in packet sx1272.writeRegister(0x12,255);//clear flags lora_send_data(PONG); i=pac_size; } if ((buffer[i] =='R') && (buffer[i+1] =='e') && (buffer[i+2] =='s') && (buffer[i+3] =='e') && (buffer[i+4] =='t') ) {// look reset uint32_t *ptr; ptr = (uint32_t *)1073743132;// endereço gpregret 0x4000051C *ptr = 0xB1;//BOOTLOADER_DFU_START NVIC_SystemReset(); } } wait_ms(30); sx1272.writeRegister(REG_IRQ_FLAGS,255);//clear flags sx1272.writeRegister(REG_OP_MODE,133); //leitura continua led2=0; } void lora_sleep(){ lora_mode_ant = sx1272.readRegister(REG_OP_MODE); sx1272.writeRegister(REG_OP_MODE,LORA_SLEEP_MODE); //leitura continua } int lora_wake(){ if (lora_mode_ant!= 0){ sx1272.writeRegister(REG_OP_MODE,lora_mode_ant); //leitura continua return 0; } else return -1; }