DOT_Example_16_10_2018
Dependencies: libmDot-mbed5 ISL29011
Diff: examples/src/auto_ota_example.cpp
- Revision:
- 0:6a6c127cf398
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/examples/src/auto_ota_example.cpp Tue Oct 16 08:05:27 2018 +0000 @@ -0,0 +1,179 @@ +#include "dot_util.h" +#include "RadioEvent.h" + +#if ACTIVE_EXAMPLE == AUTO_OTA_EXAMPLE + +///////////////////////////////////////////////////////////////////////////// +// -------------------- DOT LIBRARY REQUIRED ------------------------------// +// * Because these example programs can be used for both mDot and xDot // +// devices, the LoRa stack is not included. The libmDot library should // +// be imported if building for mDot devices. The libxDot library // +// should be imported if building for xDot devices. // +// * https://developer.mbed.org/teams/MultiTech/code/libmDot-dev-mbed5/ // +// * https://developer.mbed.org/teams/MultiTech/code/libmDot-mbed5/ // +// * https://developer.mbed.org/teams/MultiTech/code/libxDot-dev-mbed5/ // +// * https://developer.mbed.org/teams/MultiTech/code/libxDot-mbed5/ // +///////////////////////////////////////////////////////////////////////////// + +///////////////////////////////////////////////////////////// +// * these options must match the settings on your gateway // +// * edit their values to match your configuration // +// * frequency sub band is only relevant for the 915 bands // +// * either the network name and passphrase can be used or // +// the network ID (8 bytes) and KEY (16 bytes) // +///////////////////////////////////////////////////////////// +static std::string network_name = "MultiTech"; +static std::string network_passphrase = "MultiTech"; +static uint8_t network_id[] = { 0x6C, 0x4E, 0xEF, 0x66, 0xF4, 0x79, 0x86, 0xA6 }; +static uint8_t network_key[] = { 0x1F, 0x33, 0xA1, 0x70, 0xA5, 0xF1, 0xFD, 0xA0, 0xAB, 0x69, 0x7A, 0xAE, 0x2B, 0x95, 0x91, 0x6B }; +static uint8_t frequency_sub_band = 0; +static bool public_network = true; +static uint8_t join_delay = 5; +static uint8_t ack = 0; +static bool adr = true; + +// deepsleep consumes slightly less current than sleep +// in sleep mode, IO state is maintained, RAM is retained, and application will resume after waking up +// in deepsleep mode, IOs float, RAM is lost, and application will start from beginning after waking up +// if deep_sleep == true, device will enter deepsleep mode +static bool deep_sleep = true; + +mDot* dot = NULL; +lora::ChannelPlan* plan = 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; + + pc.baud(115200); + +#if defined(TARGET_XDOT_L151CC) + i2c.frequency(400000); +#endif + + mts::MTSLog::setLogLevel(mts::MTSLog::TRACE_LEVEL); + +#if CHANNEL_PLAN == CP_US915 + plan = new lora::ChannelPlan_US915(); +#elif CHANNEL_PLAN == CP_AU915 + plan = new lora::ChannelPlan_AU915(); +#elif CHANNEL_PLAN == CP_EU868 + plan = new lora::ChannelPlan_EU868(); +#elif CHANNEL_PLAN == CP_KR920 + plan = new lora::ChannelPlan_KR920(); +#elif CHANNEL_PLAN == CP_AS923 + plan = new lora::ChannelPlan_AS923(); +#elif CHANNEL_PLAN == CP_AS923_JAPAN + plan = new lora::ChannelPlan_AS923_Japan(); +#elif CHANNEL_PLAN == CP_IN865 + plan = new lora::ChannelPlan_IN865(); +#endif + assert(plan); + + dot = mDot::getInstance(plan); + assert(dot); + + // attach the custom events handler + dot->setEvents(&events); + + if (!dot->getStandbyFlag()) { + logInfo("mbed-os library version: %d", MBED_LIBRARY_VERSION); + + // start from a well-known state + logInfo("defaulting Dot configuration"); + dot->resetConfig(); + dot->resetNetworkSession(); + + // make sure library logging is turned on + dot->setLogLevel(mts::MTSLog::INFO_LEVEL); + + // update configuration if necessary + // in AUTO_OTA mode the session is automatically saved, so saveNetworkSession and restoreNetworkSession are not needed + if (dot->getJoinMode() != mDot::AUTO_OTA) { + logInfo("changing network join mode to AUTO_OTA"); + if (dot->setJoinMode(mDot::AUTO_OTA) != mDot::MDOT_OK) { + logError("failed to set network join mode to AUTO_OTA"); + } + } + // in OTA and AUTO_OTA join modes, the credentials can be passed to the library as a name and passphrase or an ID and KEY + // only one method or the other should be used! + // network ID = crc64(network name) + // network KEY = cmac(network passphrase) + update_ota_config_name_phrase(network_name, network_passphrase, frequency_sub_band, public_network, ack); + //update_ota_config_id_key(network_id, network_key, frequency_sub_band, public_network, ack); + + // configure network link checks + // network link checks are a good alternative to requiring the gateway to ACK every packet and should allow a single gateway to handle more Dots + // check the link every count packets + // declare the Dot disconnected after threshold failed link checks + // for count = 3 and threshold = 5, the Dot will ask for a link check response every 5 packets and will consider the connection lost if it fails to receive 3 responses in a row + update_network_link_check_config(3, 5); + + // enable or disable Adaptive Data Rate + dot->setAdr(adr); + + // Configure the join delay + dot->setJoinDelay(join_delay); + + // save changes to configuration + logInfo("saving configuration"); + if (!dot->saveConfig()) { + logError("failed to save configuration"); + } + + // display configuration + display_config(); + } + + 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) + // 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); + + // 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); + + // put the LSL29011 ambient light sensor into a low power state + lux.setMode(ISL29011::PWR_DOWN); +#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 + + // ONLY ONE of the three functions below should be uncommented depending on the desired wakeup method + //sleep_wake_rtc_only(deep_sleep); + //sleep_wake_interrupt_only(deep_sleep); + sleep_wake_rtc_or_interrupt(deep_sleep); + } + + return 0; +} + +#endif