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EasyButtonCode
Dependencies: libmDot mbed-rtos mbed
Fork of easyButton_GP_IOT by
main.cpp
- Committer:
- SomeRandomBloke
- Date:
- 2015-11-14
- Revision:
- 12:e82913ee9c61
- Parent:
- 11:38ce10209eff
- Child:
- 13:aebe2bf2aa8b
File content as of revision 12:e82913ee9c61:
/** mDot_TTN_DS18B20 - Simple mDot temperature sensor using Dallas Semiconductors DS18B20 OneWire temperature sensor. * It used the MANUAL join mode with parameters for The Things Network. * * * Uses MultiTech mDot developer board http://www.multitech.com/models/94558010LF * Requires a MultiTech MultiConnect Conduit http://www.multitech.com/models/94557203LF * http://www.multitech.net/developer/software/lora/conduit-mlinux-convert-to-basic-packet-forwarder/ * http://forum.thethingsnetwork.org/t/setting-up-multitech-conduit-gateway-for-ttn/216/35 * */ #include "mbed.h" #include "DS1820.h" #include "mDot.h" #include "MTSLog.h" #include "MTSText.h" #include <string> #include <vector> using namespace mts; #define MIN(a,b) (((a)<(b))?(a):(b)) #define MAX(a,b) (((a)>(b))?(a):(b)) // Values as used by The Things Network //const uint8_t AppKey[16]={0x2B, 0x7E, 0x15, 0x16, 0x28, 0xAE, 0xD2, 0xA6, 0xAB, 0xF7, 0x15, 0x88, 0x09, 0xCF, 0x4F, 0x3C}; // Application session key uint8_t AppSKey[16]= {0x2B, 0x7E, 0x15, 0x16, 0x28, 0xAE, 0xD2, 0xA6, 0xAB, 0xF7, 0x15, 0x88, 0x09, 0xCF, 0x4F, 0x3C}; // Network session key uint8_t NwkSKey[16]= {0x2B, 0x7E, 0x15, 0x16, 0x28, 0xAE, 0xD2, 0xA6, 0xAB, 0xF7, 0x15, 0x88, 0x09, 0xCF, 0x4F, 0x3C}; // Network Address - Get your own address range at http://thethingsnetwork.org/wiki/AddressSpace uint8_t NetworkAddr[4]= {0x02,0x01,0x00,0x00}; // Our Network address or Node ID // Some defines for the LoRa configuration #define LORA_SF mDot::SF_12 #define LORA_ACK 0 #define LORA_TXPOWER 14 // Ignoring sub band for EU modules. //static uint8_t config_frequency_sub_band = 1; // DS18B20 OneWire pin // D13 on Dev Board, pin 18 on mDot, Compatible with Oxford Flood Network PCB temperature sensor. #define DATA_PIN PA_5 // A0 on Dev Board, pin 20 on mDot //#define DATA_PIN PB_1 // Temperature sensor object DS1820 probe(DATA_PIN); // Serial via USB for debugging only Serial pc(USBTX,USBRX); int main() { int32_t ret; mDot* dot; std::vector<uint8_t> send_data; std::vector<uint8_t> recv_data; std::vector<uint8_t> nwkSKey; std::vector<uint8_t> nodeAddr; std::vector<uint8_t> networkAddr; float temperature = 0.0; pc.baud(115200); pc.printf("TTN mDot LoRa Temperature sensor\n\r"); // get a mDot handle dot = mDot::getInstance(); dot->setLogLevel(MTSLog::WARNING_LEVEL); // dot->setLogLevel(MTSLog::TRACE_LEVEL); logInfo("Checking Config"); // Test if we've already saved the config std::string configNetworkName = dot->getNetworkName(); uint8_t *it = NwkSKey; for (uint8_t i = 0; i<16; i++) nwkSKey.push_back((uint8_t) *it++); it = NetworkAddr; for (uint8_t i = 0; i<4; i++) networkAddr.push_back((uint8_t) *it++); logInfo("Resetting Config"); // reset to default config so we know what state we're in dot->resetConfig(); // Set byte order - AEP less than 1.0.30 // dot->setJoinByteOrder(mDot::LSB); dot->setJoinByteOrder(mDot::MSB); // This is default for > 1.0.30 Conduit // Set Spreading Factor, higher is lower data rate, smaller packets but longer range // Lower is higher data rate, larger packets and shorter range. logInfo("Set SF"); if((ret = dot->setTxDataRate( LORA_SF )) != mDot::MDOT_OK) { logError("Failed to set SF %d:%s", ret, mDot::getReturnCodeString(ret).c_str()); } logInfo("Set TxPower"); if((ret = dot->setTxPower( LORA_TXPOWER )) != mDot::MDOT_OK) { logError("Failed to set Tx Power %d:%s", ret, mDot::getReturnCodeString(ret).c_str()); } logInfo("Set Public mode"); if((ret = dot->setPublicNetwork(true)) != mDot::MDOT_OK) { logError("failed to set Public Mode %d:%s", ret, mDot::getReturnCodeString(ret).c_str()); } logInfo("Set MANUAL Join mode"); if((ret = dot->setJoinMode(mDot::MANUAL)) != mDot::MDOT_OK) { logError("Failed to set MANUAL Join Mode %d:%s", ret, mDot::getReturnCodeString(ret).c_str()); } logInfo("Set Ack"); // 1 retries on Ack, 0 to disable if((ret = dot->setAck( LORA_ACK)) != mDot::MDOT_OK) { logError("Failed to set Ack %d:%s", ret, mDot::getReturnCodeString(ret).c_str()); } // Not applicable for 868MHz in EU // if ((ret = dot->setFrequencySubBand(config_frequency_sub_band)) != mDot::MDOT_OK) { // initStatus = false; // logError(dot, "failed to set frequency sub band", ret); // } logInfo("Set Network Address"); if ((ret = dot->setNetworkAddress(networkAddr)) != mDot::MDOT_OK) { logError("Failed to set Network Address %d:%s", ret, mDot::getReturnCodeString(ret).c_str()); } logInfo("Set Data Session Key"); if ((ret = dot->setDataSessionKey(nwkSKey)) != mDot::MDOT_OK) { logError("Failed to set Data Session Key %d:%s", ret, mDot::getReturnCodeString(ret).c_str()); } logInfo("Set Network Session Key"); if ((ret = dot->setNetworkSessionKey(nwkSKey)) != mDot::MDOT_OK) { logError("Failed to set Network Session Key %d:%s", ret, mDot::getReturnCodeString(ret).c_str()); } logInfo("Saving Config"); // Save config if (! dot->saveConfig()) { logError("failed to save configuration"); } // Display what is set std::vector<uint8_t> tmp = dot->getNetworkSessionKey(); pc.printf("Network Session Key: "); pc.printf("%s\r\n", mts::Text::bin2hexString(tmp, " ").c_str()); tmp = dot->getDataSessionKey(); pc.printf("Data Session Key: "); pc.printf("%s\r\n", mts::Text::bin2hexString(tmp, " ").c_str()); pc.printf("Device ID "); std::vector<uint8_t> deviceId; deviceId = dot->getDeviceId(); for (std::vector<uint8_t>::iterator it = deviceId.begin() ; it != deviceId.end(); ++it) pc.printf("%2.2x",*it ); pc.printf("\r\n"); std::vector<uint8_t> netAddress; pc.printf("Network Address "); netAddress = dot->getNetworkAddress(); for (std::vector<uint8_t>::iterator it = netAddress.begin() ; it != netAddress.end(); ++it) pc.printf("%2.2x",*it ); pc.printf("\r\n"); // Display LoRa parameters // Display label and values in different colours, show pretty values not numeric values where applicable pc.printf("Public Network: %s\r\n", (char*)(dot->getPublicNetwork() ? "Yes" : "No") ); pc.printf("Frequency: %s\r\n", (char*)mDot::FrequencyBandStr(dot->getFrequencyBand()).c_str() ); pc.printf("Sub Band: %s\r\n", (char*)mDot::FrequencySubBandStr(dot->getFrequencySubBand()).c_str() ); pc.printf("Join Mode: %s\r\n", (char*)mDot::JoinModeStr(dot->getJoinMode()).c_str() ); pc.printf("Join Retries: %d\r\n", dot->getJoinRetries() ); pc.printf("Join Byte Order: %s\r\n", (char*)(dot->getJoinByteOrder() == 0 ? "LSB" : "MSB") ); pc.printf("Link Check Count: %d\r\n", dot->getLinkCheckCount() ); pc.printf("Link Check Thold: %d\r\n", dot->getLinkCheckThreshold() ); pc.printf("Tx Data Rate: %s\r\n", (char*)mDot::DataRateStr(dot->getTxDataRate()).c_str() ); pc.printf("Tx Power: %d\r\n", dot->getTxPower() ); pc.printf("TxWait: %s, ", (dot->getTxWait() ? "Y" : "N" )); pc.printf("CRC: %s, ", (dot->getCrc() ? "Y" : "N") ); pc.printf("Ack: %s\r\n", (dot->getAck() ? "Y" : "N") ); logInfo("Joining Network"); while ((ret = dot->joinNetwork()) != mDot::MDOT_OK) { logError("failed to join network [%d][%s]", ret, mDot::getReturnCodeString(ret).c_str()); wait_ms(dot->getNextTxMs() + 1); } logInfo("Joined Network"); // Set the Temperature sesnor resolution, 9 bits is enough and makes it faster to provide a reading. probe.setResolution(9); char dataBuf[50]; while( 1 ) { //Start temperature conversion, wait until ready probe.convertTemperature(true, DS1820::all_devices); // Output data as JSON e.g. {"t":21.3} temperature = probe.temperature(); sprintf(dataBuf, "{\"t\":%3.1f}", temperature ); send_data.clear(); // probably not the most efficent way to do this for( int i=0; i< strlen(dataBuf); i++ ) send_data.push_back( dataBuf[i] ); if ((ret = dot->send(send_data)) != mDot::MDOT_OK) { logError("failed to send: [%d][%s]", ret, mDot::getReturnCodeString(ret).c_str()); } else { logInfo("send data: %s", Text::bin2hexString(send_data).c_str()); } // Should sleep here and wakeup after a set 10 minute interval. uint32_t sleep_time = MAX((dot->getNextTxMs() / 1000), 600); logInfo("going to sleep for %d seconds", sleep_time); // go to sleep and wake up automatically sleep_time seconds later dot->sleep(sleep_time, mDot::RTC_ALARM); } return 0; }