Multi-Hackers / Mbed 2 deprecated thermostat_fan_demo--fan

mDot source code for the "fan" mDot in this demo: https://twitter.com/MultiTechSys/status/621708791009124352

Dependencies:   DigitDisplay MTS-Utils libmDot mbed-rtos mbed

mDot source code for the "fan" mDot in this demo: https://twitter.com/MultiTechSys/status/621708791009124352

main.cpp@2:756d0baab3fb, 2015-07-17 (annotated)

Committer:
bbayer
Date:
Fri Jul 17 17:03:25 2015 +0000
Revision:
2:756d0baab3fb
Parent:
1:cf83fcba7d02
Child:
3:68094a3aa36f
update documentation

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bbayer 0:eaddea2e2d72 1 // ---------------------------------------------
bbayer 0:eaddea2e2d72 2 // MultiTech Thermostat & Fan Demo (fan unit)
bbayer 0:eaddea2e2d72 3 //
bbayer 0:eaddea2e2d72 4 // This program runs on a MultiTech mDot with:
bbayer 2:756d0baab3fb 5 // - 1 Arduino base shield
bbayer 0:eaddea2e2d72 6 // - 1 Grove LED05291P 4-digit display
bbayer 0:eaddea2e2d72 7 // - 1 relay for fan control
bbayer 0:eaddea2e2d72 8 // ---------------------------------------------
bbayer 0:eaddea2e2d72 9
bbayer 0:eaddea2e2d72 10 #include "mbed.h"
bbayer 0:eaddea2e2d72 11 #include "mDot.h"
bbayer 0:eaddea2e2d72 12 #include "MTSText.h"
bbayer 0:eaddea2e2d72 13 #include "DigitDisplay.h"
bbayer 0:eaddea2e2d72 14
bbayer 0:eaddea2e2d72 15 mDot* dot;
bbayer 0:eaddea2e2d72 16 Ticker ledTick;
bbayer 0:eaddea2e2d72 17 Ticker periodicPollTick;
bbayer 0:eaddea2e2d72 18
bbayer 0:eaddea2e2d72 19 DigitalOut led(LED1);
bbayer 2:756d0baab3fb 20 DigitalOut fan(PA_1); //D6 on Arduino base shield
bbayer 2:756d0baab3fb 21 DigitDisplay display(PB_1, PB_0); //A0 & A1 on Arduino base shield
bbayer 0:eaddea2e2d72 22
bbayer 0:eaddea2e2d72 23 // Configuration variables
bbayer 2:756d0baab3fb 24 static std::string config_network_name = "your_name_here";
bbayer 2:756d0baab3fb 25 static std::string config_network_pass = "your_key_here";
bbayer 1:cf83fcba7d02 26 static uint8_t config_frequency_sub_band = 1;
bbayer 0:eaddea2e2d72 27
bbayer 0:eaddea2e2d72 28 static volatile bool timeToPollConduit = true;
bbayer 0:eaddea2e2d72 29
bbayer 0:eaddea2e2d72 30 //Function prototypes
bbayer 0:eaddea2e2d72 31 void printError(mDot* dot, int32_t returnCode);
bbayer 0:eaddea2e2d72 32 void printVersion();
bbayer 0:eaddea2e2d72 33 bool setFrequencySubBand(uint8_t subBand);
bbayer 0:eaddea2e2d72 34 bool setNetworkName(const std::string name);
bbayer 0:eaddea2e2d72 35 bool setNetworkPassphrase(const std::string passphrase);
bbayer 0:eaddea2e2d72 36 bool setPower(uint8_t power);
bbayer 0:eaddea2e2d72 37 bool setAck(uint8_t retries);
bbayer 0:eaddea2e2d72 38 bool joinNetwork();
bbayer 0:eaddea2e2d72 39 bool send(const std::string text);
bbayer 0:eaddea2e2d72 40 std::string receive();
bbayer 0:eaddea2e2d72 41 void ledTock();
bbayer 0:eaddea2e2d72 42 void periodicPollTock();
bbayer 0:eaddea2e2d72 43
bbayer 0:eaddea2e2d72 44
bbayer 0:eaddea2e2d72 45 int main()
bbayer 0:eaddea2e2d72 46 {
bbayer 0:eaddea2e2d72 47 //Start LED startup sequence
bbayer 0:eaddea2e2d72 48 ledTick.attach(&ledTock, 0.1);
bbayer 0:eaddea2e2d72 49
bbayer 0:eaddea2e2d72 50 printf("\r\n\r\n");
bbayer 0:eaddea2e2d72 51 printf("=====================================\r\n");
bbayer 0:eaddea2e2d72 52 printf("MTS Thermostat/Fan Demo (Fan unit)\r\n");
bbayer 0:eaddea2e2d72 53 printf("=====================================\r\n");
bbayer 0:eaddea2e2d72 54 printVersion();
bbayer 0:eaddea2e2d72 55
bbayer 0:eaddea2e2d72 56 // get the mDot handle
bbayer 0:eaddea2e2d72 57 dot = mDot::getInstance();
bbayer 0:eaddea2e2d72 58
bbayer 0:eaddea2e2d72 59 // reset to default config so we know what state we're in
bbayer 0:eaddea2e2d72 60 dot->resetNetworkSession();
bbayer 0:eaddea2e2d72 61 dot->resetConfig();
bbayer 0:eaddea2e2d72 62
bbayer 0:eaddea2e2d72 63 // set up the mDot with our network information
bbayer 0:eaddea2e2d72 64 setNetworkName(config_network_name);
bbayer 0:eaddea2e2d72 65 setNetworkPassphrase(config_network_pass);
bbayer 0:eaddea2e2d72 66 setFrequencySubBand(config_frequency_sub_band);
bbayer 0:eaddea2e2d72 67 setPower(7); // Reduce latency for 868 units
bbayer 0:eaddea2e2d72 68 setAck(0); // Disable ack for less latency
bbayer 0:eaddea2e2d72 69
bbayer 0:eaddea2e2d72 70 while (!joinNetwork()) { wait(2); dot->resetNetworkSession(); }
bbayer 0:eaddea2e2d72 71
bbayer 0:eaddea2e2d72 72 // Stop LED startup sequence & configure them for operation
bbayer 0:eaddea2e2d72 73 ledTick.detach();
bbayer 0:eaddea2e2d72 74 led = 1;
bbayer 0:eaddea2e2d72 75
bbayer 0:eaddea2e2d72 76 // Configure timers
bbayer 0:eaddea2e2d72 77 periodicPollTick.attach(&periodicPollTock, 2);
bbayer 0:eaddea2e2d72 78
bbayer 0:eaddea2e2d72 79 static bool fanState = false;
bbayer 0:eaddea2e2d72 80 uint16_t setPoint = 0;
bbayer 0:eaddea2e2d72 81 uint16_t temperature = 0;
bbayer 0:eaddea2e2d72 82
bbayer 0:eaddea2e2d72 83 while (1) {
bbayer 0:eaddea2e2d72 84 if (timeToPollConduit) {
bbayer 0:eaddea2e2d72 85 std::string rxData;
bbayer 0:eaddea2e2d72 86
bbayer 0:eaddea2e2d72 87 led = 1;
bbayer 0:eaddea2e2d72 88 display.setColon(false);
bbayer 0:eaddea2e2d72 89
bbayer 0:eaddea2e2d72 90 // Send packet (Only send payload if no data pending because Node-RED queues new packet if payload not empty)
bbayer 0:eaddea2e2d72 91 send(dot->getDataPending() ? "" : " ");
bbayer 0:eaddea2e2d72 92 // Receive a packet
bbayer 0:eaddea2e2d72 93 rxData = receive();
bbayer 0:eaddea2e2d72 94
bbayer 0:eaddea2e2d72 95 if (rxData.size() > 0) {
bbayer 0:eaddea2e2d72 96 printf("Rx packet data: %s\r\n", rxData.c_str());
bbayer 0:eaddea2e2d72 97
bbayer 0:eaddea2e2d72 98 // Parse receive data
bbayer 0:eaddea2e2d72 99 std::vector<std::string> bytes;
bbayer 0:eaddea2e2d72 100 bytes = mts::Text::split(rxData, " ");
bbayer 0:eaddea2e2d72 101 temperature = atoi(bytes[0].c_str());
bbayer 0:eaddea2e2d72 102 setPoint = atoi(bytes[1].c_str());
bbayer 0:eaddea2e2d72 103 fanState = atoi(bytes[2].c_str());
bbayer 0:eaddea2e2d72 104
bbayer 0:eaddea2e2d72 105 // Update 4 digit display
bbayer 0:eaddea2e2d72 106 display.write(0, temperature / 10);
bbayer 0:eaddea2e2d72 107 display.write(1, temperature % 10);
bbayer 0:eaddea2e2d72 108 display.write(2, setPoint / 10);
bbayer 0:eaddea2e2d72 109 display.write(3, setPoint % 10);
bbayer 0:eaddea2e2d72 110
bbayer 0:eaddea2e2d72 111 fan = fanState;
bbayer 0:eaddea2e2d72 112 }
bbayer 0:eaddea2e2d72 113 else {
bbayer 0:eaddea2e2d72 114 printf("Nothing!\r\n");
bbayer 0:eaddea2e2d72 115 }
bbayer 0:eaddea2e2d72 116
bbayer 0:eaddea2e2d72 117 timeToPollConduit = false;
bbayer 0:eaddea2e2d72 118 display.setColon(true);
bbayer 0:eaddea2e2d72 119 led = 0;
bbayer 0:eaddea2e2d72 120 }
bbayer 0:eaddea2e2d72 121 }
bbayer 0:eaddea2e2d72 122 }
bbayer 0:eaddea2e2d72 123
bbayer 0:eaddea2e2d72 124 void ledTock() {
bbayer 0:eaddea2e2d72 125 led = !led;
bbayer 0:eaddea2e2d72 126 }
bbayer 0:eaddea2e2d72 127
bbayer 0:eaddea2e2d72 128 void periodicPollTock() {
bbayer 0:eaddea2e2d72 129 timeToPollConduit = true;
bbayer 0:eaddea2e2d72 130 }
bbayer 0:eaddea2e2d72 131
bbayer 0:eaddea2e2d72 132
bbayer 0:eaddea2e2d72 133 void printVersion()
bbayer 0:eaddea2e2d72 134 {
bbayer 0:eaddea2e2d72 135 printf("%s\r\n\r\n", dot->getId().c_str());
bbayer 0:eaddea2e2d72 136 }
bbayer 0:eaddea2e2d72 137
bbayer 0:eaddea2e2d72 138 bool setFrequencySubBand(uint8_t subBand)
bbayer 0:eaddea2e2d72 139 {
bbayer 0:eaddea2e2d72 140 int32_t returnCode;
bbayer 0:eaddea2e2d72 141 printf("Setting frequency sub band to '%d'...\r\n", subBand);
bbayer 0:eaddea2e2d72 142 if ((returnCode = dot->setFrequencySubBand(subBand)) != mDot::MDOT_OK) {
bbayer 0:eaddea2e2d72 143 printError(dot, returnCode);
bbayer 0:eaddea2e2d72 144 return false;
bbayer 0:eaddea2e2d72 145 }
bbayer 0:eaddea2e2d72 146 return true;
bbayer 0:eaddea2e2d72 147 }
bbayer 0:eaddea2e2d72 148
bbayer 0:eaddea2e2d72 149 bool setNetworkName(const std::string name)
bbayer 0:eaddea2e2d72 150 {
bbayer 0:eaddea2e2d72 151 int32_t returnCode;
bbayer 0:eaddea2e2d72 152 printf("Setting network name to '%s'...\r\n", name.c_str());
bbayer 0:eaddea2e2d72 153 if ((returnCode = dot->setNetworkName(name)) != mDot::MDOT_OK)
bbayer 0:eaddea2e2d72 154 {
bbayer 0:eaddea2e2d72 155 printError(dot, returnCode);
bbayer 0:eaddea2e2d72 156 return false;
bbayer 0:eaddea2e2d72 157 }
bbayer 0:eaddea2e2d72 158 return true;
bbayer 0:eaddea2e2d72 159 }
bbayer 0:eaddea2e2d72 160
bbayer 0:eaddea2e2d72 161 bool setNetworkPassphrase(const std::string passphrase)
bbayer 0:eaddea2e2d72 162 {
bbayer 0:eaddea2e2d72 163 int32_t returnCode;
bbayer 0:eaddea2e2d72 164 printf("Setting passphrase to '%s'...\r\n", passphrase.c_str());
bbayer 0:eaddea2e2d72 165 if ((returnCode = dot->setNetworkPassphrase(passphrase)) != mDot::MDOT_OK)
bbayer 0:eaddea2e2d72 166 {
bbayer 0:eaddea2e2d72 167 printError(dot, returnCode);
bbayer 0:eaddea2e2d72 168 return false;
bbayer 0:eaddea2e2d72 169 }
bbayer 0:eaddea2e2d72 170 return true;
bbayer 0:eaddea2e2d72 171 }
bbayer 0:eaddea2e2d72 172
bbayer 0:eaddea2e2d72 173 bool setPower(uint8_t power)
bbayer 0:eaddea2e2d72 174 {
bbayer 0:eaddea2e2d72 175 int32_t returnCode;
bbayer 0:eaddea2e2d72 176 printf("Setting tx power to '%d'...\r\n", power);
bbayer 0:eaddea2e2d72 177 if ((returnCode = dot->setTxPower(power)) != mDot::MDOT_OK) {
bbayer 0:eaddea2e2d72 178 printError(dot, returnCode);
bbayer 0:eaddea2e2d72 179 return false;
bbayer 0:eaddea2e2d72 180 }
bbayer 0:eaddea2e2d72 181 return true;
bbayer 0:eaddea2e2d72 182 }
bbayer 0:eaddea2e2d72 183
bbayer 0:eaddea2e2d72 184
bbayer 0:eaddea2e2d72 185 bool joinNetwork()
bbayer 0:eaddea2e2d72 186 {
bbayer 0:eaddea2e2d72 187 int32_t returnCode;
bbayer 0:eaddea2e2d72 188 printf("\r\nJoining network...\r\n");
bbayer 0:eaddea2e2d72 189 if ((returnCode = dot->joinNetworkOnce()) != mDot::MDOT_OK) {
bbayer 0:eaddea2e2d72 190 printError(dot, returnCode);
bbayer 0:eaddea2e2d72 191 return false;
bbayer 0:eaddea2e2d72 192 }
bbayer 0:eaddea2e2d72 193 printf("Network Joined!\r\n");
bbayer 0:eaddea2e2d72 194 return true;
bbayer 0:eaddea2e2d72 195 }
bbayer 0:eaddea2e2d72 196
bbayer 0:eaddea2e2d72 197 bool setAck(uint8_t retries)
bbayer 0:eaddea2e2d72 198 {
bbayer 0:eaddea2e2d72 199 int32_t returnCode;
bbayer 0:eaddea2e2d72 200 printf("Setting ack to '%d'...\r\n", retries);
bbayer 0:eaddea2e2d72 201 if ((returnCode = dot->setAck(retries)) != mDot::MDOT_OK)
bbayer 0:eaddea2e2d72 202 {
bbayer 0:eaddea2e2d72 203 printError(dot, returnCode);
bbayer 0:eaddea2e2d72 204 return false;
bbayer 0:eaddea2e2d72 205 }
bbayer 0:eaddea2e2d72 206 return true;
bbayer 0:eaddea2e2d72 207 }
bbayer 0:eaddea2e2d72 208
bbayer 0:eaddea2e2d72 209 bool send(const std::string text)
bbayer 0:eaddea2e2d72 210 {
bbayer 0:eaddea2e2d72 211 int32_t returnCode;
bbayer 0:eaddea2e2d72 212 uint32_t timeTillSend = dot->getNextTxMs();
bbayer 0:eaddea2e2d72 213 if (timeTillSend != 0) {
bbayer 0:eaddea2e2d72 214 printf("waiting %lu ms to send\r\n", timeTillSend);
bbayer 0:eaddea2e2d72 215 return false;
bbayer 0:eaddea2e2d72 216 }
bbayer 0:eaddea2e2d72 217
bbayer 0:eaddea2e2d72 218 printf("Sending data... ");
bbayer 0:eaddea2e2d72 219 std::vector<uint8_t> data(text.begin(), text.end());
bbayer 0:eaddea2e2d72 220 if ((returnCode = dot->send(data, 1)) != mDot::MDOT_OK)
bbayer 0:eaddea2e2d72 221 {
bbayer 0:eaddea2e2d72 222 printError(dot, returnCode);
bbayer 0:eaddea2e2d72 223 return false;
bbayer 0:eaddea2e2d72 224 }
bbayer 0:eaddea2e2d72 225 printf("Data sent!\r\n");
bbayer 0:eaddea2e2d72 226 return true;
bbayer 0:eaddea2e2d72 227 }
bbayer 0:eaddea2e2d72 228
bbayer 0:eaddea2e2d72 229 std::string receive()
bbayer 0:eaddea2e2d72 230 {
bbayer 0:eaddea2e2d72 231 printf("Receiving packet... ");
bbayer 0:eaddea2e2d72 232 std::string text;
bbayer 0:eaddea2e2d72 233 std::vector<uint8_t> data(text.begin(), text.end());
bbayer 0:eaddea2e2d72 234 data.clear();
bbayer 0:eaddea2e2d72 235
bbayer 0:eaddea2e2d72 236 if (dot->recv(data) == mDot::MDOT_OK) {
bbayer 0:eaddea2e2d72 237 if (data.size() > 0) {
bbayer 0:eaddea2e2d72 238 return std::string((const char*) &data[0], data.size());
bbayer 0:eaddea2e2d72 239 }
bbayer 0:eaddea2e2d72 240 }
bbayer 0:eaddea2e2d72 241 return "";
bbayer 0:eaddea2e2d72 242 }
bbayer 0:eaddea2e2d72 243
bbayer 0:eaddea2e2d72 244 void printError(mDot* dot, int32_t returnCode)
bbayer 0:eaddea2e2d72 245 {
bbayer 0:eaddea2e2d72 246 std::string error = mDot::getReturnCodeString(returnCode) + " - " + dot->getLastError();
bbayer 0:eaddea2e2d72 247 printf("%s\r\n", error.c_str());
bbayer 0:eaddea2e2d72 248 }