saket mishra / examples

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Dependencies:   ISL29011

src/auto_ota_example.cpp@0:aa8df9825311, 2017-09-25 (annotated)

Committer:
deepak15
Date:
Mon Sep 25 09:41:00 2017 +0000
Revision:
0:aa8df9825311
test _1;

Who changed what in which revision?

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deepak15 0:aa8df9825311 1 #include "dot_util.h"
deepak15 0:aa8df9825311 2 #include "RadioEvent.h"
deepak15 0:aa8df9825311 3
deepak15 0:aa8df9825311 4 #if ACTIVE_EXAMPLE == AUTO_OTA_EXAMPLE
deepak15 0:aa8df9825311 5
deepak15 0:aa8df9825311 6 /////////////////////////////////////////////////////////////////////////////
deepak15 0:aa8df9825311 7 // -------------------- DOT LIBRARY REQUIRED ------------------------------//
deepak15 0:aa8df9825311 8 // * Because these example programs can be used for both mDot and xDot //
deepak15 0:aa8df9825311 9 // devices, the LoRa stack is not included. The libmDot library should //
deepak15 0:aa8df9825311 10 // be imported if building for mDot devices. The libxDot library //
deepak15 0:aa8df9825311 11 // should be imported if building for xDot devices. //
deepak15 0:aa8df9825311 12 // * https://developer.mbed.org/teams/MultiTech/code/libmDot-dev-mbed5/ //
deepak15 0:aa8df9825311 13 // * https://developer.mbed.org/teams/MultiTech/code/libmDot-mbed5/ //
deepak15 0:aa8df9825311 14 // * https://developer.mbed.org/teams/MultiTech/code/libxDot-dev-mbed5/ //
deepak15 0:aa8df9825311 15 // * https://developer.mbed.org/teams/MultiTech/code/libxDot-mbed5/ //
deepak15 0:aa8df9825311 16 /////////////////////////////////////////////////////////////////////////////
deepak15 0:aa8df9825311 17
deepak15 0:aa8df9825311 18 /////////////////////////////////////////////////////////////
deepak15 0:aa8df9825311 19 // * these options must match the settings on your gateway //
deepak15 0:aa8df9825311 20 // * edit their values to match your configuration //
deepak15 0:aa8df9825311 21 // * frequency sub band is only relevant for the 915 bands //
deepak15 0:aa8df9825311 22 // * either the network name and passphrase can be used or //
deepak15 0:aa8df9825311 23 // the network ID (8 bytes) and KEY (16 bytes) //
deepak15 0:aa8df9825311 24 /////////////////////////////////////////////////////////////
deepak15 0:aa8df9825311 25 static std::string network_name = "MultiTech";
deepak15 0:aa8df9825311 26 static std::string network_passphrase = "MultiTech";
deepak15 0:aa8df9825311 27 static uint8_t network_id[] = { 0x6C, 0x4E, 0xEF, 0x66, 0xF4, 0x79, 0x86, 0xA6 };
deepak15 0:aa8df9825311 28 static uint8_t network_key[] = { 0x1F, 0x33, 0xA1, 0x70, 0xA5, 0xF1, 0xFD, 0xA0, 0xAB, 0x69, 0x7A, 0xAE, 0x2B, 0x95, 0x91, 0x6B };
deepak15 0:aa8df9825311 29 static uint8_t frequency_sub_band = 0;
deepak15 0:aa8df9825311 30 static bool public_network = false;
deepak15 0:aa8df9825311 31 static uint8_t ack = 0;
deepak15 0:aa8df9825311 32 static bool adr = true;
deepak15 0:aa8df9825311 33
deepak15 0:aa8df9825311 34 // deepsleep consumes slightly less current than sleep
deepak15 0:aa8df9825311 35 // in sleep mode, IO state is maintained, RAM is retained, and application will resume after waking up
deepak15 0:aa8df9825311 36 // in deepsleep mode, IOs float, RAM is lost, and application will start from beginning after waking up
deepak15 0:aa8df9825311 37 // if deep_sleep == true, device will enter deepsleep mode
deepak15 0:aa8df9825311 38 static bool deep_sleep = true;
deepak15 0:aa8df9825311 39
deepak15 0:aa8df9825311 40 mDot* dot = NULL;
deepak15 0:aa8df9825311 41 lora::ChannelPlan* plan = NULL;
deepak15 0:aa8df9825311 42
deepak15 0:aa8df9825311 43 Serial pc(USBTX, USBRX);
deepak15 0:aa8df9825311 44
deepak15 0:aa8df9825311 45 #if defined(TARGET_XDOT_L151CC)
deepak15 0:aa8df9825311 46 I2C i2c(I2C_SDA, I2C_SCL);
deepak15 0:aa8df9825311 47 ISL29011 lux(i2c);
deepak15 0:aa8df9825311 48 #else
deepak15 0:aa8df9825311 49 AnalogIn lux(XBEE_AD0);
deepak15 0:aa8df9825311 50 #endif
deepak15 0:aa8df9825311 51
deepak15 0:aa8df9825311 52 int main() {
deepak15 0:aa8df9825311 53 // Custom event handler for automatically displaying RX data
deepak15 0:aa8df9825311 54 RadioEvent events;
deepak15 0:aa8df9825311 55
deepak15 0:aa8df9825311 56 pc.baud(115200);
deepak15 0:aa8df9825311 57
deepak15 0:aa8df9825311 58 mts::MTSLog::setLogLevel(mts::MTSLog::TRACE_LEVEL);
deepak15 0:aa8df9825311 59
deepak15 0:aa8df9825311 60 #if CHANNEL_PLAN == CP_US915
deepak15 0:aa8df9825311 61 plan = new lora::ChannelPlan_US915();
deepak15 0:aa8df9825311 62 #elif CHANNEL_PLAN == CP_AU915
deepak15 0:aa8df9825311 63 plan = new lora::ChannelPlan_AU915();
deepak15 0:aa8df9825311 64 #elif CHANNEL_PLAN == CP_EU868
deepak15 0:aa8df9825311 65 plan = new lora::ChannelPlan_EU868();
deepak15 0:aa8df9825311 66 #elif CHANNEL_PLAN == CP_KR920
deepak15 0:aa8df9825311 67 plan = new lora::ChannelPlan_KR920();
deepak15 0:aa8df9825311 68 #elif CHANNEL_PLAN == CP_AS923
deepak15 0:aa8df9825311 69 plan = new lora::ChannelPlan_AS923();
deepak15 0:aa8df9825311 70 #elif CHANNEL_PLAN == CP_AS923_JAPAN
deepak15 0:aa8df9825311 71 plan = new lora::ChannelPlan_AS923_Japan();
deepak15 0:aa8df9825311 72 #elif CHANNEL_PLAN == CP_IN865
deepak15 0:aa8df9825311 73 plan = new lora::ChannelPlan_IN865();
deepak15 0:aa8df9825311 74 #endif
deepak15 0:aa8df9825311 75 assert(plan);
deepak15 0:aa8df9825311 76
deepak15 0:aa8df9825311 77 dot = mDot::getInstance(plan);
deepak15 0:aa8df9825311 78 assert(dot);
deepak15 0:aa8df9825311 79
deepak15 0:aa8df9825311 80 // attach the custom events handler
deepak15 0:aa8df9825311 81 dot->setEvents(&events);
deepak15 0:aa8df9825311 82
deepak15 0:aa8df9825311 83 if (!dot->getStandbyFlag()) {
deepak15 0:aa8df9825311 84 logInfo("mbed-os library version: %d", MBED_LIBRARY_VERSION);
deepak15 0:aa8df9825311 85
deepak15 0:aa8df9825311 86 // start from a well-known state
deepak15 0:aa8df9825311 87 logInfo("defaulting Dot configuration");
deepak15 0:aa8df9825311 88 dot->resetConfig();
deepak15 0:aa8df9825311 89 dot->resetNetworkSession();
deepak15 0:aa8df9825311 90
deepak15 0:aa8df9825311 91 // make sure library logging is turned on
deepak15 0:aa8df9825311 92 dot->setLogLevel(mts::MTSLog::INFO_LEVEL);
deepak15 0:aa8df9825311 93
deepak15 0:aa8df9825311 94 // update configuration if necessary
deepak15 0:aa8df9825311 95 // in AUTO_OTA mode the session is automatically saved, so saveNetworkSession and restoreNetworkSession are not needed
deepak15 0:aa8df9825311 96 if (dot->getJoinMode() != mDot::AUTO_OTA) {
deepak15 0:aa8df9825311 97 logInfo("changing network join mode to AUTO_OTA");
deepak15 0:aa8df9825311 98 if (dot->setJoinMode(mDot::AUTO_OTA) != mDot::MDOT_OK) {
deepak15 0:aa8df9825311 99 logError("failed to set network join mode to AUTO_OTA");
deepak15 0:aa8df9825311 100 }
deepak15 0:aa8df9825311 101 }
deepak15 0:aa8df9825311 102 // 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
deepak15 0:aa8df9825311 103 // only one method or the other should be used!
deepak15 0:aa8df9825311 104 // network ID = crc64(network name)
deepak15 0:aa8df9825311 105 // network KEY = cmac(network passphrase)
deepak15 0:aa8df9825311 106 update_ota_config_name_phrase(network_name, network_passphrase, frequency_sub_band, public_network, ack);
deepak15 0:aa8df9825311 107 //update_ota_config_id_key(network_id, network_key, frequency_sub_band, public_network, ack);
deepak15 0:aa8df9825311 108
deepak15 0:aa8df9825311 109 // configure network link checks
deepak15 0:aa8df9825311 110 // 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
deepak15 0:aa8df9825311 111 // check the link every count packets
deepak15 0:aa8df9825311 112 // declare the Dot disconnected after threshold failed link checks
deepak15 0:aa8df9825311 113 // 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
deepak15 0:aa8df9825311 114 update_network_link_check_config(3, 5);
deepak15 0:aa8df9825311 115
deepak15 0:aa8df9825311 116 // enable or disable Adaptive Data Rate
deepak15 0:aa8df9825311 117 dot->setAdr(adr);
deepak15 0:aa8df9825311 118
deepak15 0:aa8df9825311 119 // save changes to configuration
deepak15 0:aa8df9825311 120 logInfo("saving configuration");
deepak15 0:aa8df9825311 121 if (!dot->saveConfig()) {
deepak15 0:aa8df9825311 122 logError("failed to save configuration");
deepak15 0:aa8df9825311 123 }
deepak15 0:aa8df9825311 124
deepak15 0:aa8df9825311 125 // display configuration
deepak15 0:aa8df9825311 126 display_config();
deepak15 0:aa8df9825311 127 }
deepak15 0:aa8df9825311 128
deepak15 0:aa8df9825311 129 while (true) {
deepak15 0:aa8df9825311 130 uint16_t light;
deepak15 0:aa8df9825311 131 std::vector<uint8_t> tx_data;
deepak15 0:aa8df9825311 132
deepak15 0:aa8df9825311 133 // join network if not joined
deepak15 0:aa8df9825311 134 if (!dot->getNetworkJoinStatus()) {
deepak15 0:aa8df9825311 135 join_network();
deepak15 0:aa8df9825311 136 }
deepak15 0:aa8df9825311 137
deepak15 0:aa8df9825311 138 #if defined(TARGET_XDOT_L151CC)
deepak15 0:aa8df9825311 139 // configure the ISL29011 sensor on the xDot-DK for continuous ambient light sampling, 16 bit conversion, and maximum range
deepak15 0:aa8df9825311 140 lux.setMode(ISL29011::ALS_CONT);
deepak15 0:aa8df9825311 141 lux.setResolution(ISL29011::ADC_16BIT);
deepak15 0:aa8df9825311 142 lux.setRange(ISL29011::RNG_64000);
deepak15 0:aa8df9825311 143
deepak15 0:aa8df9825311 144 // get the latest light sample and send it to the gateway
deepak15 0:aa8df9825311 145 light = lux.getData();
deepak15 0:aa8df9825311 146 tx_data.push_back((light >> 8) & 0xFF);
deepak15 0:aa8df9825311 147 tx_data.push_back(light & 0xFF);
deepak15 0:aa8df9825311 148 logInfo("light: %lu [0x%04X]", light, light);
deepak15 0:aa8df9825311 149 send_data(tx_data);
deepak15 0:aa8df9825311 150
deepak15 0:aa8df9825311 151 // put the LSL29011 ambient light sensor into a low power state
deepak15 0:aa8df9825311 152 lux.setMode(ISL29011::PWR_DOWN);
deepak15 0:aa8df9825311 153 #else
deepak15 0:aa8df9825311 154 // get some dummy data and send it to the gateway
deepak15 0:aa8df9825311 155 light = lux.read_u16();
deepak15 0:aa8df9825311 156 tx_data.push_back((light >> 8) & 0xFF);
deepak15 0:aa8df9825311 157 tx_data.push_back(light & 0xFF);
deepak15 0:aa8df9825311 158 logInfo("light: %lu [0x%04X]", light, light);
deepak15 0:aa8df9825311 159 send_data(tx_data);
deepak15 0:aa8df9825311 160 #endif
deepak15 0:aa8df9825311 161
deepak15 0:aa8df9825311 162 // ONLY ONE of the three functions below should be uncommented depending on the desired wakeup method
deepak15 0:aa8df9825311 163 //sleep_wake_rtc_only(deep_sleep);
deepak15 0:aa8df9825311 164 //sleep_wake_interrupt_only(deep_sleep);
deepak15 0:aa8df9825311 165 sleep_wake_rtc_or_interrupt(deep_sleep);
deepak15 0:aa8df9825311 166 }
deepak15 0:aa8df9825311 167
deepak15 0:aa8df9825311 168 return 0;
deepak15 0:aa8df9825311 169 }
deepak15 0:aa8df9825311 170
deepak15 0:aa8df9825311 171 #endif