Version del programa usado para la Expo IOT 2018 - Strada Hotel
Dependencies: DHT HX711 libmDot-mbed5 ISL29011
Fork of Dot-Examples by
examples/src/peer_to_peer_example.cpp
- Committer:
- Mike Fiore
- Date:
- 2016-10-11
- Revision:
- 14:19fae4509473
- Parent:
- 12:ec9768677cea
- Child:
- 16:a3832552dfe1
File content as of revision 14:19fae4509473:
#include "dot_util.h" #include "RadioEvent.h" #if ACTIVE_EXAMPLE == PEER_TO_PEER_EXAMPLE ///////////////////////////////////////////////////////////// // * these options must match between the two devices in // // order for communication to be successful ///////////////////////////////////////////////////////////// static uint8_t network_address[] = { 0x01, 0x02, 0x03, 0x04 }; static uint8_t network_session_key[] = { 0x01, 0x02, 0x03, 0x04, 0x01, 0x02, 0x03, 0x04, 0x01, 0x02, 0x03, 0x04, 0x01, 0x02, 0x03, 0x04 }; static uint8_t data_session_key[] = { 0x01, 0x02, 0x03, 0x04, 0x01, 0x02, 0x03, 0x04, 0x01, 0x02, 0x03, 0x04, 0x01, 0x02, 0x03, 0x04 }; mDot* dot = NULL; Serial pc(USBTX, USBRX); #if defined(TARGET_XDOT_L151CC) I2C i2c(I2C_SDA, I2C_SCL); ISL29011 lux(i2c); #else AnalogIn lux(XBEE_AD0); #endif int main() { // Custom event handler for automatically displaying RX data RadioEvent events; uint32_t tx_frequency; uint8_t tx_datarate; uint8_t tx_power; uint8_t frequency_band; pc.baud(115200); mts::MTSLog::setLogLevel(mts::MTSLog::TRACE_LEVEL); dot = mDot::getInstance(); // start from a well-known state logInfo("defaulting Dot configuration"); dot->resetConfig(); // make sure library logging is turned on dot->setLogLevel(mts::MTSLog::INFO_LEVEL); // attach the custom events handler dot->setEvents(&events); // update configuration if necessary if (dot->getJoinMode() != mDot::PEER_TO_PEER) { logInfo("changing network join mode to PEER_TO_PEER"); if (dot->setJoinMode(mDot::PEER_TO_PEER) != mDot::MDOT_OK) { logError("failed to set network join mode to PEER_TO_PEER"); } } frequency_band = dot->getFrequencyBand(); switch (frequency_band) { case mDot::FB_EU868: // 250kHz channels achieve higher throughput // DR6 : SF7 @ 250kHz // DR0 - DR5 (125kHz channels) available but much slower tx_frequency = 869850000; tx_datarate = mDot::DR6; // the 869850000 frequency is 100% duty cycle if the total power is under 7 dBm - tx power 4 + antenna gain 3 = 7 tx_power = 4; break; case mDot::FB_US915: case mDot::FB_AU915: default: // 500kHz channels achieve highest throughput // DR8 : SF12 @ 500kHz // DR9 : SF11 @ 500kHz // DR10 : SF10 @ 500kHz // DR11 : SF9 @ 500kHz // DR12 : SF8 @ 500kHz // DR13 : SF7 @ 500kHz // DR0 - DR3 (125kHz channels) available but much slower tx_frequency = 915500000; tx_datarate = mDot::DR13; // 915 bands have no duty cycle restrictions, set tx power to max tx_power = 20; break; } // in PEER_TO_PEER mode there is no join request/response transaction // as long as both Dots are configured correctly, they should be able to communicate update_peer_to_peer_config(network_address, network_session_key, data_session_key, tx_frequency, tx_datarate, tx_power); // save changes to configuration logInfo("saving configuration"); if (!dot->saveConfig()) { logError("failed to save configuration"); } // display configuration display_config(); #if defined(TARGET_XDOT_L151CC) // configure the ISL29011 sensor on the xDot-DK for continuous ambient light sampling, 16 bit conversion, and maximum range lux.setMode(ISL29011::ALS_CONT); lux.setResolution(ISL29011::ADC_16BIT); lux.setRange(ISL29011::RNG_64000); #endif while (true) { uint16_t light; std::vector<uint8_t> tx_data; // join network if not joined if (!dot->getNetworkJoinStatus()) { join_network(); } #if defined(TARGET_XDOT_L151CC) // get the latest light sample and send it to the gateway light = lux.getData(); tx_data.push_back((light >> 8) & 0xFF); tx_data.push_back(light & 0xFF); logInfo("light: %lu [0x%04X]", light, light); send_data(tx_data); #else // get some dummy data and send it to the gateway light = lux.read_u16(); tx_data.push_back((light >> 8) & 0xFF); tx_data.push_back(light & 0xFF); logInfo("light: %lu [0x%04X]", light, light); send_data(tx_data); #endif // the Dot can't sleep in PEER_TO_PEER mode // it must be waiting for data from the other Dot // send data every 5 seconds logInfo("waiting for 5s"); wait(5); } return 0; } #endif