1 | #include "rca.h"
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2 | #include "ESP8266.h"
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3 | #include "Milkcocoa.h"
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4 | #include "Client_ESP8266.h"
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5 |
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6 | #define STA_SSID ""
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7 | #define STA_PASSWORD ""
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8 |
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9 | #define MILKCOCOA_APP_ID ""
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10 | #define MILKCOCOA_DATASTORE ""
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11 |
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12 | #define MILKCOCOA_SERVERPORT 1883
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13 |
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14 | ESP8266Client wifi_client;
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15 |
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16 | const char MQTT_SERVER[] PROGMEM = MILKCOCOA_APP_ID ".mlkcca.com";
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17 | const char MQTT_CLIENTID[] PROGMEM = __TIME__ MILKCOCOA_APP_ID;
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18 |
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19 | Milkcocoa milkcocoa = Milkcocoa(&wifi_client, MQTT_SERVER, MILKCOCOA_SERVERPORT, MILKCOCOA_APP_ID, MQTT_CLIENTID);
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20 |
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21 | #include <Servo.h>
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22 | Servo myservo;
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23 |
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24 | #include "Ultrasonic.h"
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25 | Ultrasonic ultrasonic(3);
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26 |
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27 | extern void onpush(DataElement *elem);
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28 |
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29 | bool setup_done = false;
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30 |
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31 | void setup()
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32 | {
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33 | int ret;
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34 |
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35 | Serial.begin(115200);
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36 | Serial.print("Milkcocoa NCES IoT demo");
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37 |
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38 | // Connect to WiFi access point.
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39 | Serial.println(); Serial.println();
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40 | Serial.print("Connecting to ");
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41 | Serial.println(STA_SSID);
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42 |
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43 | ret = WiFi.begin(Serial5, 115200);
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44 |
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45 | if(ret == 1) {
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46 | Serial.print("Cannot communicate with ESP8266.");
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47 | while(1);
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48 | } else if(ret == 2) {
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49 | Serial.println("FW Version mismatch.");
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50 | Serial.print("FW Version:");
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51 | Serial.println(WiFi.getVersion().c_str());
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52 | Serial.print("Supported FW Version:");
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53 | Serial.println(ESP8266_SUPPORT_VERSION);
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54 | while(1);
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55 | } else {
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56 | Serial.print("begin ok\r\n");
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57 | }
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58 |
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59 | Serial.print("FW Version:");
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60 | Serial.println(WiFi.getVersion().c_str());
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61 |
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62 | if (WiFi.setOprToStation()) {
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63 | Serial.print("to station ok\r\n");
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64 | } else {
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65 | Serial.print("to station err\r\n");
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66 | }
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67 |
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68 | if (WiFi.joinAP(STA_SSID, STA_PASSWORD)) {
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69 | Serial.print("Join AP success\r\n");
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70 | Serial.print("IP: ");
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71 | Serial.println(WiFi.getLocalIP().c_str());
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72 | } else {
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73 | Serial.print("Join AP failure\r\n");
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74 | }
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75 |
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76 | if (WiFi.stopServer()) {
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77 | Serial.print("Stop server ok\r\n");
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78 | } else {
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79 | Serial.print("Stop server err\r\n");
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80 | }
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81 |
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82 | if (WiFi.disableMUX()) {
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83 | Serial.print("single ok\r\n");
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84 | } else {
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85 | Serial.print("single err\r\n");
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86 | }
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87 |
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88 | if (milkcocoa.on(MILKCOCOA_DATASTORE, "push", onpush)){
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89 | Serial.println("milkcocoa on sucesss");
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90 | }
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91 | else {
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92 | Serial.println("milkcocoa on failure");
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93 | }
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94 |
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95 | myservo.attach(2);
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96 |
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97 | setup_done = true;
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98 | Serial.println("setup end\r\n");
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99 | }
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100 |
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101 | void loop() {
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102 | int8_t ret;
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103 | int8_t push_ret;
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104 |
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105 | long RangeInCentimeters;
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106 | RangeInCentimeters = ultrasonic.MeasureInCentimeters();
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107 | Serial.print(RangeInCentimeters);//0~400cm
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108 | Serial.println(" cm");
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109 |
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110 | DataElement elem = DataElement();
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111 | elem.setValue("RangeInCentimeters", (int)RangeInCentimeters);
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112 |
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113 | do {
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114 | push_ret = milkcocoa.push(MILKCOCOA_DATASTORE, &elem);
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115 | if (push_ret != 0) {
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116 | Serial.println("Milkcocoa.push() error.");
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117 | Serial.println(milkcocoa.pushErrorString(push_ret));
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118 | Serial.println(push_ret);
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119 | Serial.println("Retrying MQTT push in 5 seconds...");
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120 | delay(5000);
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121 | }
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122 | }while(push_ret != 0);
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123 |
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124 | Serial.println("Push success.");
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125 | delay(2000);
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126 |
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127 | if (Serial.available() > 0) {
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128 | Serial.read();
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129 | Serial.print("Pause : Input any char to continue.\n\r");
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130 | while(!(Serial.available() > 0));
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131 | Serial.print("Resume.\n\r");
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132 | Serial.read();
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133 | }
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134 | }
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135 |
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136 | void onpush(DataElement *pelem) {
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137 | char *data;
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138 | int pos;
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139 | if(!pelem->getString("SERVO", &data)) {
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140 | return;
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141 | };
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142 |
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143 | pos = atoi(data);
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144 |
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145 | if ((pos >= 0) && (pos <= 180)) {
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146 | myservo.write(pos);
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147 | Serial.print("Ser Servo : ");
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148 | Serial.println(pos);
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149 | }
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150 | }
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151 |
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152 |
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153 | /*
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154 | * For TASK1
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155 | */
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156 | void task1_setup() {
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157 | while(!setup_done) {
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158 | delay(1);
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159 | }
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160 | Serial.println("Servo Task : start");
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161 | }
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162 |
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163 | void task1_loop() {
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164 | int8_t ret;
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165 | while((ret = milkcocoa.loop(1)) != 0) {
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166 | Serial.println("Milkcocoa.loop() connection error.");
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167 | Serial.println(milkcocoa.connectErrorString(ret));
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168 | Serial.println(ret);
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169 | Serial.println("Retrying MQTT connection in 5 seconds...");
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170 | delay(5000);
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171 | }
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172 | delay(100);
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173 | }
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