fang chen / Mbed 2 deprecated mDot_Connect_iotlab_demo2

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Dependencies:   libmDot mbed mbed-rtos

main.cpp@5:6c7d2f4d7377, 2016-02-04 (annotated)

Committer:
JCheng
Date:
Thu Feb 04 09:52:26 2016 +0000
Revision:
5:6c7d2f4d7377
Parent:
4:36e214ebfa56
Child:
7:3a4df8dbbb2e
initial version or collaboration.; DTH11 supported.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mfiore 0:09250cd371d2 1 #include "mbed.h"
mfiore 0:09250cd371d2 2 #include "mDot.h"
mfiore 4:36e214ebfa56 3 #include "MTSLog.h"
mfiore 0:09250cd371d2 4 #include <string>
mfiore 0:09250cd371d2 5 #include <vector>
mfiore 4:36e214ebfa56 6 #include <algorithm>
JCheng 5:6c7d2f4d7377 7 #include "DHT.h"
JCheng 5:6c7d2f4d7377 8
JCheng 5:6c7d2f4d7377 9 DHT sensor(PB_1, DHT11);
mfiore 0:09250cd371d2 10
mfiore 2:6e2c378339d9 11 // these options must match the settings on your Conduit
mfiore 2:6e2c378339d9 12 // uncomment the following lines and edit their values to match your configuration
JCheng 5:6c7d2f4d7377 13 static std::string config_network_name = "chinaiot";
JCheng 5:6c7d2f4d7377 14 static std::string config_network_pass = "password";
JCheng 5:6c7d2f4d7377 15 static uint8_t config_frequency_sub_band = 2;
mfiore 0:09250cd371d2 16
mfiore 0:09250cd371d2 17 int main() {
mfiore 0:09250cd371d2 18 int32_t ret;
mfiore 0:09250cd371d2 19 mDot* dot;
mfiore 0:09250cd371d2 20 std::vector<uint8_t> data;
JCheng 5:6c7d2f4d7377 21 std::vector<uint8_t> send_data;
JCheng 5:6c7d2f4d7377 22 std::string data_str = "T&H Sensors";
JCheng 5:6c7d2f4d7377 23 int error = 0;
JCheng 5:6c7d2f4d7377 24 // float h = 0.0f, c = 0.0f, f = 0.0f, k = 0.0f, dp = 0.0f, dpf = 0.0f;
JCheng 5:6c7d2f4d7377 25 float h = 0.0f, c = 0.0f;
JCheng 5:6c7d2f4d7377 26
JCheng 5:6c7d2f4d7377 27
mfiore 0:09250cd371d2 28 // get a mDot handle
mfiore 0:09250cd371d2 29 dot = mDot::getInstance();
JCheng 5:6c7d2f4d7377 30
JCheng 5:6c7d2f4d7377 31
mfiore 2:6e2c378339d9 32 // print library version information
mfiore 2:6e2c378339d9 33 logInfo("version: %s", dot->getId().c_str());
mfiore 0:09250cd371d2 34
mfiore 2:6e2c378339d9 35 //*******************************************
mfiore 2:6e2c378339d9 36 // configuration
mfiore 2:6e2c378339d9 37 //*******************************************
mfiore 0:09250cd371d2 38 // reset to default config so we know what state we're in
mfiore 0:09250cd371d2 39 dot->resetConfig();
JCheng 5:6c7d2f4d7377 40
mfiore 4:36e214ebfa56 41 dot->setLogLevel(mts::MTSLog::INFO_LEVEL);
mfiore 0:09250cd371d2 42
mfiore 2:6e2c378339d9 43 // set up the mDot with our network information: frequency sub band, network name, and network password
mfiore 2:6e2c378339d9 44 // these can all be saved in NVM so they don't need to be set every time - see mDot::saveConfig()
JCheng 5:6c7d2f4d7377 45
mfiore 4:36e214ebfa56 46 // frequency sub band is only applicable in the 915 (US) frequency band
mfiore 4:36e214ebfa56 47 // if using a MultiTech Conduit gateway, use the same sub band as your Conduit (1-8) - the mDot will use the 8 channels in that sub band
mfiore 4:36e214ebfa56 48 // if using a gateway that supports all 64 channels, use sub band 0 - the mDot will use all 64 channels
mfiore 2:6e2c378339d9 49 logInfo("setting frequency sub band");
mfiore 0:09250cd371d2 50 if ((ret = dot->setFrequencySubBand(config_frequency_sub_band)) != mDot::MDOT_OK) {
mfiore 2:6e2c378339d9 51 logError("failed to set frequency sub band %d:%s", ret, mDot::getReturnCodeString(ret).c_str());
mfiore 2:6e2c378339d9 52 }
JCheng 5:6c7d2f4d7377 53
mfiore 2:6e2c378339d9 54 logInfo("setting network name");
mfiore 2:6e2c378339d9 55 if ((ret = dot->setNetworkName(config_network_name)) != mDot::MDOT_OK) {
mfiore 2:6e2c378339d9 56 logError("failed to set network name %d:%s", ret, mDot::getReturnCodeString(ret).c_str());
mfiore 0:09250cd371d2 57 }
JCheng 5:6c7d2f4d7377 58
mfiore 2:6e2c378339d9 59 logInfo("setting network password");
mfiore 2:6e2c378339d9 60 if ((ret = dot->setNetworkPassphrase(config_network_pass)) != mDot::MDOT_OK) {
mfiore 2:6e2c378339d9 61 logError("failed to set network password %d:%s", ret, mDot::getReturnCodeString(ret).c_str());
mfiore 0:09250cd371d2 62 }
JCheng 5:6c7d2f4d7377 63
mfiore 4:36e214ebfa56 64 // a higher spreading factor allows for longer range but lower throughput
mfiore 4:36e214ebfa56 65 // in the 915 (US) frequency band, spreading factors 7 - 10 are available
mfiore 4:36e214ebfa56 66 // in the 868 (EU) frequency band, spreading factors 7 - 12 are available
mfiore 4:36e214ebfa56 67 logInfo("setting TX spreading factor");
mfiore 4:36e214ebfa56 68 if ((ret = dot->setTxDataRate(mDot::SF_10)) != mDot::MDOT_OK) {
mfiore 4:36e214ebfa56 69 logError("failed to set TX datarate %d:%s", ret, mDot::getReturnCodeString(ret).c_str());
mfiore 4:36e214ebfa56 70 }
JCheng 5:6c7d2f4d7377 71
mfiore 4:36e214ebfa56 72 // request receive confirmation of packets from the gateway
mfiore 4:36e214ebfa56 73 logInfo("enabling ACKs");
mfiore 4:36e214ebfa56 74 if ((ret = dot->setAck(1)) != mDot::MDOT_OK) {
mfiore 4:36e214ebfa56 75 logError("failed to enable ACKs %d:%s", ret, mDot::getReturnCodeString(ret).c_str());
mfiore 4:36e214ebfa56 76 }
JCheng 5:6c7d2f4d7377 77
mfiore 4:36e214ebfa56 78 // save this configuration to the mDot's NVM
mfiore 2:6e2c378339d9 79 logInfo("saving config");
mfiore 2:6e2c378339d9 80 if (! dot->saveConfig()) {
mfiore 2:6e2c378339d9 81 logError("failed to save configuration");
mfiore 0:09250cd371d2 82 }
mfiore 2:6e2c378339d9 83 //*******************************************
mfiore 2:6e2c378339d9 84 // end of configuration
mfiore 2:6e2c378339d9 85 //*******************************************
mfiore 0:09250cd371d2 86
mfiore 0:09250cd371d2 87 // attempt to join the network
mfiore 2:6e2c378339d9 88 logInfo("joining network");
mfiore 0:09250cd371d2 89 while ((ret = dot->joinNetwork()) != mDot::MDOT_OK) {
mfiore 2:6e2c378339d9 90 logError("failed to join network %d:%s", ret, mDot::getReturnCodeString(ret).c_str());
mfiore 4:36e214ebfa56 91 // in the 868 (EU) frequency band, we need to wait until another channel is available before transmitting again
mfiore 4:36e214ebfa56 92 osDelay(std::max((uint32_t)1000, (uint32_t)dot->getNextTxMs()));
mfiore 0:09250cd371d2 93 }
mfiore 0:09250cd371d2 94
mfiore 0:09250cd371d2 95 // format data for sending to the gateway
mfiore 0:09250cd371d2 96 for (std::string::iterator it = data_str.begin(); it != data_str.end(); it++)
mfiore 0:09250cd371d2 97 data.push_back((uint8_t) *it);
mfiore 0:09250cd371d2 98
JCheng 5:6c7d2f4d7377 99 char dataBuf[11];
JCheng 5:6c7d2f4d7377 100 int thflag=0;
JCheng 5:6c7d2f4d7377 101
mfiore 0:09250cd371d2 102 while (true) {
mfiore 4:36e214ebfa56 103 // send the data to the gateway
mfiore 0:09250cd371d2 104 if ((ret = dot->send(data)) != mDot::MDOT_OK) {
mfiore 2:6e2c378339d9 105 logError("failed to send", ret, mDot::getReturnCodeString(ret).c_str());
mfiore 0:09250cd371d2 106 } else {
mfiore 2:6e2c378339d9 107 logInfo("successfully sent data to gateway");
mfiore 0:09250cd371d2 108 }
mfiore 0:09250cd371d2 109
mfiore 4:36e214ebfa56 110 // in the 868 (EU) frequency band, we need to wait until another channel is available before transmitting again
mfiore 4:36e214ebfa56 111 osDelay(std::max((uint32_t)5000, (uint32_t)dot->getNextTxMs()));
JCheng 5:6c7d2f4d7377 112
JCheng 5:6c7d2f4d7377 113 wait(2.0f);
JCheng 5:6c7d2f4d7377 114 error = sensor.readData();
JCheng 5:6c7d2f4d7377 115 if (0 == error) {
JCheng 5:6c7d2f4d7377 116 c = sensor.ReadTemperature(CELCIUS);
JCheng 5:6c7d2f4d7377 117 // f = sensor.ReadTemperature(FARENHEIT);
JCheng 5:6c7d2f4d7377 118 // k = sensor.ReadTemperature(KELVIN);
JCheng 5:6c7d2f4d7377 119 h = sensor.ReadHumidity();
JCheng 5:6c7d2f4d7377 120 // dp = sensor.CalcdewPoint(c, h);
JCheng 5:6c7d2f4d7377 121 // dpf = sensor.CalcdewPointFast(c, h);
JCheng 5:6c7d2f4d7377 122 printf("Temperature: %4.2f Humidity: %4.2f\n\n", c, h);
JCheng 5:6c7d2f4d7377 123
JCheng 5:6c7d2f4d7377 124 if (thflag==0) {
JCheng 5:6c7d2f4d7377 125 sprintf(dataBuf, "T:%4.2f", c);
JCheng 5:6c7d2f4d7377 126 thflag=1;
JCheng 5:6c7d2f4d7377 127 } else {
JCheng 5:6c7d2f4d7377 128 sprintf(dataBuf, "H:%4.2f", h);
JCheng 5:6c7d2f4d7377 129 thflag=0;
JCheng 5:6c7d2f4d7377 130 }
JCheng 5:6c7d2f4d7377 131
JCheng 5:6c7d2f4d7377 132 data.clear();
JCheng 5:6c7d2f4d7377 133 // probably not the most efficent way to do this
JCheng 5:6c7d2f4d7377 134 for( int i=0; i< strlen(dataBuf); i++ )
JCheng 5:6c7d2f4d7377 135 data.push_back( dataBuf[i] );
JCheng 5:6c7d2f4d7377 136
JCheng 5:6c7d2f4d7377 137 } else {
JCheng 5:6c7d2f4d7377 138 printf("Error: %d\n", error);
JCheng 5:6c7d2f4d7377 139 }
JCheng 5:6c7d2f4d7377 140
mfiore 0:09250cd371d2 141 }
mfiore 0:09250cd371d2 142
JCheng 5:6c7d2f4d7377 143 // return 0;
mfiore 0:09250cd371d2 144 }