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@0:eaddea2e2d72, 2015-06-29 (annotated)

Committer:
bbayer
Date:
Mon Jun 29 21:37:10 2015 +0000
Revision:
0:eaddea2e2d72
Child:
1:cf83fcba7d02
refactor and slightly tweak timing; ; (moved from offline git)

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 0:eaddea2e2d72 5 // - 1 Grove LED05291P 4-digit display
bbayer 0:eaddea2e2d72 6 // - 1 relay for fan control
bbayer 0:eaddea2e2d72 7 // ---------------------------------------------
bbayer 0:eaddea2e2d72 8
bbayer 0:eaddea2e2d72 9 #include "mbed.h"
bbayer 0:eaddea2e2d72 10 #include "mDot.h"
bbayer 0:eaddea2e2d72 11 #include "MTSText.h"
bbayer 0:eaddea2e2d72 12 #include "DigitDisplay.h"
bbayer 0:eaddea2e2d72 13
bbayer 0:eaddea2e2d72 14 mDot* dot;
bbayer 0:eaddea2e2d72 15 Ticker ledTick;
bbayer 0:eaddea2e2d72 16 Ticker periodicPollTick;
bbayer 0:eaddea2e2d72 17
bbayer 0:eaddea2e2d72 18 DigitalOut led(LED1);
bbayer 0:eaddea2e2d72 19 DigitalOut fan(PA_1);
bbayer 0:eaddea2e2d72 20 DigitDisplay display(PB_1, PB_0);
bbayer 0:eaddea2e2d72 21
bbayer 0:eaddea2e2d72 22 // Configuration variables
bbayer 0:eaddea2e2d72 23 static std::string config_network_name = "mts-fan-demo1";
bbayer 0:eaddea2e2d72 24 static std::string config_network_pass = "multitech";
bbayer 0:eaddea2e2d72 25 static uint8_t config_frequency_sub_band = 2;
bbayer 0:eaddea2e2d72 26
bbayer 0:eaddea2e2d72 27 static volatile bool timeToPollConduit = true;
bbayer 0:eaddea2e2d72 28
bbayer 0:eaddea2e2d72 29 //Function prototypes
bbayer 0:eaddea2e2d72 30 void printError(mDot* dot, int32_t returnCode);
bbayer 0:eaddea2e2d72 31 void printVersion();
bbayer 0:eaddea2e2d72 32 bool setFrequencySubBand(uint8_t subBand);
bbayer 0:eaddea2e2d72 33 bool setNetworkName(const std::string name);
bbayer 0:eaddea2e2d72 34 bool setNetworkPassphrase(const std::string passphrase);
bbayer 0:eaddea2e2d72 35 bool setPower(uint8_t power);
bbayer 0:eaddea2e2d72 36 bool setAck(uint8_t retries);
bbayer 0:eaddea2e2d72 37 bool joinNetwork();
bbayer 0:eaddea2e2d72 38 bool send(const std::string text);
bbayer 0:eaddea2e2d72 39 std::string receive();
bbayer 0:eaddea2e2d72 40 void ledTock();
bbayer 0:eaddea2e2d72 41 void periodicPollTock();
bbayer 0:eaddea2e2d72 42
bbayer 0:eaddea2e2d72 43
bbayer 0:eaddea2e2d72 44 int main()
bbayer 0:eaddea2e2d72 45 {
bbayer 0:eaddea2e2d72 46 //Start LED startup sequence
bbayer 0:eaddea2e2d72 47 ledTick.attach(&ledTock, 0.1);
bbayer 0:eaddea2e2d72 48
bbayer 0:eaddea2e2d72 49 printf("\r\n\r\n");
bbayer 0:eaddea2e2d72 50 printf("=====================================\r\n");
bbayer 0:eaddea2e2d72 51 printf("MTS Thermostat/Fan Demo (Fan unit)\r\n");
bbayer 0:eaddea2e2d72 52 printf("=====================================\r\n");
bbayer 0:eaddea2e2d72 53 printVersion();
bbayer 0:eaddea2e2d72 54
bbayer 0:eaddea2e2d72 55 // get the mDot handle
bbayer 0:eaddea2e2d72 56 dot = mDot::getInstance();
bbayer 0:eaddea2e2d72 57
bbayer 0:eaddea2e2d72 58 // reset to default config so we know what state we're in
bbayer 0:eaddea2e2d72 59 dot->resetNetworkSession();
bbayer 0:eaddea2e2d72 60 dot->resetConfig();
bbayer 0:eaddea2e2d72 61
bbayer 0:eaddea2e2d72 62 // set up the mDot with our network information
bbayer 0:eaddea2e2d72 63 setNetworkName(config_network_name);
bbayer 0:eaddea2e2d72 64 setNetworkPassphrase(config_network_pass);
bbayer 0:eaddea2e2d72 65 setFrequencySubBand(config_frequency_sub_band);
bbayer 0:eaddea2e2d72 66 setPower(7); // Reduce latency for 868 units
bbayer 0:eaddea2e2d72 67 setAck(0); // Disable ack for less latency
bbayer 0:eaddea2e2d72 68
bbayer 0:eaddea2e2d72 69 while (!joinNetwork()) { wait(2); dot->resetNetworkSession(); }
bbayer 0:eaddea2e2d72 70
bbayer 0:eaddea2e2d72 71 // Stop LED startup sequence & configure them for operation
bbayer 0:eaddea2e2d72 72 ledTick.detach();
bbayer 0:eaddea2e2d72 73 led = 1;
bbayer 0:eaddea2e2d72 74
bbayer 0:eaddea2e2d72 75 // Configure timers
bbayer 0:eaddea2e2d72 76 periodicPollTick.attach(&periodicPollTock, 2);
bbayer 0:eaddea2e2d72 77
bbayer 0:eaddea2e2d72 78 static bool fanState = false;
bbayer 0:eaddea2e2d72 79 uint16_t setPoint = 0;
bbayer 0:eaddea2e2d72 80 uint16_t temperature = 0;
bbayer 0:eaddea2e2d72 81
bbayer 0:eaddea2e2d72 82 while (1) {
bbayer 0:eaddea2e2d72 83 if (timeToPollConduit) {
bbayer 0:eaddea2e2d72 84 std::string rxData;
bbayer 0:eaddea2e2d72 85
bbayer 0:eaddea2e2d72 86 led = 1;
bbayer 0:eaddea2e2d72 87 display.setColon(false);
bbayer 0:eaddea2e2d72 88
bbayer 0:eaddea2e2d72 89 // Send packet (Only send payload if no data pending because Node-RED queues new packet if payload not empty)
bbayer 0:eaddea2e2d72 90 send(dot->getDataPending() ? "" : " ");
bbayer 0:eaddea2e2d72 91 // Receive a packet
bbayer 0:eaddea2e2d72 92 rxData = receive();
bbayer 0:eaddea2e2d72 93
bbayer 0:eaddea2e2d72 94 if (rxData.size() > 0) {
bbayer 0:eaddea2e2d72 95 printf("Rx packet data: %s\r\n", rxData.c_str());
bbayer 0:eaddea2e2d72 96
bbayer 0:eaddea2e2d72 97 // Parse receive data
bbayer 0:eaddea2e2d72 98 std::vector<std::string> bytes;
bbayer 0:eaddea2e2d72 99 bytes = mts::Text::split(rxData, " ");
bbayer 0:eaddea2e2d72 100 temperature = atoi(bytes[0].c_str());
bbayer 0:eaddea2e2d72 101 setPoint = atoi(bytes[1].c_str());
bbayer 0:eaddea2e2d72 102 fanState = atoi(bytes[2].c_str());
bbayer 0:eaddea2e2d72 103
bbayer 0:eaddea2e2d72 104 // Update 4 digit display
bbayer 0:eaddea2e2d72 105 display.write(0, temperature / 10);
bbayer 0:eaddea2e2d72 106 display.write(1, temperature % 10);
bbayer 0:eaddea2e2d72 107 display.write(2, setPoint / 10);
bbayer 0:eaddea2e2d72 108 display.write(3, setPoint % 10);
bbayer 0:eaddea2e2d72 109
bbayer 0:eaddea2e2d72 110 fan = fanState;
bbayer 0:eaddea2e2d72 111 }
bbayer 0:eaddea2e2d72 112 else {
bbayer 0:eaddea2e2d72 113 printf("Nothing!\r\n");
bbayer 0:eaddea2e2d72 114 }
bbayer 0:eaddea2e2d72 115
bbayer 0:eaddea2e2d72 116 timeToPollConduit = false;
bbayer 0:eaddea2e2d72 117 display.setColon(true);
bbayer 0:eaddea2e2d72 118 led = 0;
bbayer 0:eaddea2e2d72 119 }
bbayer 0:eaddea2e2d72 120 }
bbayer 0:eaddea2e2d72 121 }
bbayer 0:eaddea2e2d72 122
bbayer 0:eaddea2e2d72 123 void ledTock() {
bbayer 0:eaddea2e2d72 124 led = !led;
bbayer 0:eaddea2e2d72 125 }
bbayer 0:eaddea2e2d72 126
bbayer 0:eaddea2e2d72 127 void periodicPollTock() {
bbayer 0:eaddea2e2d72 128 timeToPollConduit = true;
bbayer 0:eaddea2e2d72 129 }
bbayer 0:eaddea2e2d72 130
bbayer 0:eaddea2e2d72 131
bbayer 0:eaddea2e2d72 132 void printVersion()
bbayer 0:eaddea2e2d72 133 {
bbayer 0:eaddea2e2d72 134 printf("%s\r\n\r\n", dot->getId().c_str());
bbayer 0:eaddea2e2d72 135 }
bbayer 0:eaddea2e2d72 136
bbayer 0:eaddea2e2d72 137 bool setFrequencySubBand(uint8_t subBand)
bbayer 0:eaddea2e2d72 138 {
bbayer 0:eaddea2e2d72 139 int32_t returnCode;
bbayer 0:eaddea2e2d72 140 printf("Setting frequency sub band to '%d'...\r\n", subBand);
bbayer 0:eaddea2e2d72 141 if ((returnCode = dot->setFrequencySubBand(subBand)) != mDot::MDOT_OK) {
bbayer 0:eaddea2e2d72 142 printError(dot, returnCode);
bbayer 0:eaddea2e2d72 143 return false;
bbayer 0:eaddea2e2d72 144 }
bbayer 0:eaddea2e2d72 145 return true;
bbayer 0:eaddea2e2d72 146 }
bbayer 0:eaddea2e2d72 147
bbayer 0:eaddea2e2d72 148 bool setNetworkName(const std::string name)
bbayer 0:eaddea2e2d72 149 {
bbayer 0:eaddea2e2d72 150 int32_t returnCode;
bbayer 0:eaddea2e2d72 151 printf("Setting network name to '%s'...\r\n", name.c_str());
bbayer 0:eaddea2e2d72 152 if ((returnCode = dot->setNetworkName(name)) != mDot::MDOT_OK)
bbayer 0:eaddea2e2d72 153 {
bbayer 0:eaddea2e2d72 154 printError(dot, returnCode);
bbayer 0:eaddea2e2d72 155 return false;
bbayer 0:eaddea2e2d72 156 }
bbayer 0:eaddea2e2d72 157 return true;
bbayer 0:eaddea2e2d72 158 }
bbayer 0:eaddea2e2d72 159
bbayer 0:eaddea2e2d72 160 bool setNetworkPassphrase(const std::string passphrase)
bbayer 0:eaddea2e2d72 161 {
bbayer 0:eaddea2e2d72 162 int32_t returnCode;
bbayer 0:eaddea2e2d72 163 printf("Setting passphrase to '%s'...\r\n", passphrase.c_str());
bbayer 0:eaddea2e2d72 164 if ((returnCode = dot->setNetworkPassphrase(passphrase)) != mDot::MDOT_OK)
bbayer 0:eaddea2e2d72 165 {
bbayer 0:eaddea2e2d72 166 printError(dot, returnCode);
bbayer 0:eaddea2e2d72 167 return false;
bbayer 0:eaddea2e2d72 168 }
bbayer 0:eaddea2e2d72 169 return true;
bbayer 0:eaddea2e2d72 170 }
bbayer 0:eaddea2e2d72 171
bbayer 0:eaddea2e2d72 172 bool setPower(uint8_t power)
bbayer 0:eaddea2e2d72 173 {
bbayer 0:eaddea2e2d72 174 int32_t returnCode;
bbayer 0:eaddea2e2d72 175 printf("Setting tx power to '%d'...\r\n", power);
bbayer 0:eaddea2e2d72 176 if ((returnCode = dot->setTxPower(power)) != mDot::MDOT_OK) {
bbayer 0:eaddea2e2d72 177 printError(dot, returnCode);
bbayer 0:eaddea2e2d72 178 return false;
bbayer 0:eaddea2e2d72 179 }
bbayer 0:eaddea2e2d72 180 return true;
bbayer 0:eaddea2e2d72 181 }
bbayer 0:eaddea2e2d72 182
bbayer 0:eaddea2e2d72 183
bbayer 0:eaddea2e2d72 184 bool joinNetwork()
bbayer 0:eaddea2e2d72 185 {
bbayer 0:eaddea2e2d72 186 int32_t returnCode;
bbayer 0:eaddea2e2d72 187 printf("\r\nJoining network...\r\n");
bbayer 0:eaddea2e2d72 188 if ((returnCode = dot->joinNetworkOnce()) != mDot::MDOT_OK) {
bbayer 0:eaddea2e2d72 189 printError(dot, returnCode);
bbayer 0:eaddea2e2d72 190 return false;
bbayer 0:eaddea2e2d72 191 }
bbayer 0:eaddea2e2d72 192 printf("Network Joined!\r\n");
bbayer 0:eaddea2e2d72 193 return true;
bbayer 0:eaddea2e2d72 194 }
bbayer 0:eaddea2e2d72 195
bbayer 0:eaddea2e2d72 196 bool setAck(uint8_t retries)
bbayer 0:eaddea2e2d72 197 {
bbayer 0:eaddea2e2d72 198 int32_t returnCode;
bbayer 0:eaddea2e2d72 199 printf("Setting ack to '%d'...\r\n", retries);
bbayer 0:eaddea2e2d72 200 if ((returnCode = dot->setAck(retries)) != mDot::MDOT_OK)
bbayer 0:eaddea2e2d72 201 {
bbayer 0:eaddea2e2d72 202 printError(dot, returnCode);
bbayer 0:eaddea2e2d72 203 return false;
bbayer 0:eaddea2e2d72 204 }
bbayer 0:eaddea2e2d72 205 return true;
bbayer 0:eaddea2e2d72 206 }
bbayer 0:eaddea2e2d72 207
bbayer 0:eaddea2e2d72 208 bool send(const std::string text)
bbayer 0:eaddea2e2d72 209 {
bbayer 0:eaddea2e2d72 210 int32_t returnCode;
bbayer 0:eaddea2e2d72 211 uint32_t timeTillSend = dot->getNextTxMs();
bbayer 0:eaddea2e2d72 212 if (timeTillSend != 0) {
bbayer 0:eaddea2e2d72 213 printf("waiting %lu ms to send\r\n", timeTillSend);
bbayer 0:eaddea2e2d72 214 return false;
bbayer 0:eaddea2e2d72 215 }
bbayer 0:eaddea2e2d72 216
bbayer 0:eaddea2e2d72 217 printf("Sending data... ");
bbayer 0:eaddea2e2d72 218 std::vector<uint8_t> data(text.begin(), text.end());
bbayer 0:eaddea2e2d72 219 if ((returnCode = dot->send(data, 1)) != mDot::MDOT_OK)
bbayer 0:eaddea2e2d72 220 {
bbayer 0:eaddea2e2d72 221 printError(dot, returnCode);
bbayer 0:eaddea2e2d72 222 return false;
bbayer 0:eaddea2e2d72 223 }
bbayer 0:eaddea2e2d72 224 printf("Data sent!\r\n");
bbayer 0:eaddea2e2d72 225 return true;
bbayer 0:eaddea2e2d72 226 }
bbayer 0:eaddea2e2d72 227
bbayer 0:eaddea2e2d72 228 std::string receive()
bbayer 0:eaddea2e2d72 229 {
bbayer 0:eaddea2e2d72 230 printf("Receiving packet... ");
bbayer 0:eaddea2e2d72 231 std::string text;
bbayer 0:eaddea2e2d72 232 std::vector<uint8_t> data(text.begin(), text.end());
bbayer 0:eaddea2e2d72 233 data.clear();
bbayer 0:eaddea2e2d72 234
bbayer 0:eaddea2e2d72 235 if (dot->recv(data) == mDot::MDOT_OK) {
bbayer 0:eaddea2e2d72 236 if (data.size() > 0) {
bbayer 0:eaddea2e2d72 237 return std::string((const char*) &data[0], data.size());
bbayer 0:eaddea2e2d72 238 }
bbayer 0:eaddea2e2d72 239 }
bbayer 0:eaddea2e2d72 240 return "";
bbayer 0:eaddea2e2d72 241 }
bbayer 0:eaddea2e2d72 242
bbayer 0:eaddea2e2d72 243 void printError(mDot* dot, int32_t returnCode)
bbayer 0:eaddea2e2d72 244 {
bbayer 0:eaddea2e2d72 245 std::string error = mDot::getReturnCodeString(returnCode) + " - " + dot->getLastError();
bbayer 0:eaddea2e2d72 246 printf("%s\r\n", error.c_str());
bbayer 0:eaddea2e2d72 247 }