Jan Korycan / Mbed 2 deprecated StarterKit_M2X_DevLab

Sample code for AT&T IoT Services DevLab with IoT StarterKit.

Dependencies:   FXOS8700CQ M2XStreamClient-JMF WNCInterface jsonlite mbed-rtos mbed

Fork of WNCInterface_M2Xdemo by Avnet

main.cpp@5:8099493f2c35, 2017-04-05 (annotated)

Committer:
jk431j
Date:
Wed Apr 05 16:37:18 2017 +0000
Revision:
5:8099493f2c35
Parent:
4:08979e323c6e
Child:
6:731f412e6571
Added sensor reading and M2X command handling.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
JMF 0:62feed0f1fd9 1 //
JMF 0:62feed0f1fd9 2 // This file contains an example implementation of M2X using the HTTP interface as the underlying
JMF 0:62feed0f1fd9 3 // transport.
JMF 0:62feed0f1fd9 4 //
JMF 0:62feed0f1fd9 5
JMF 0:62feed0f1fd9 6 #include "mbed.h"
JMF 0:62feed0f1fd9 7 #include "WNCInterface.h"
JMF 0:62feed0f1fd9 8
JMF 0:62feed0f1fd9 9 #define MBED_PLATFORM
JMF 0:62feed0f1fd9 10 #define M2X_ENABLE_READER
JMF 0:62feed0f1fd9 11
JMF 0:62feed0f1fd9 12 #include <jsonlite.h>
JMF 0:62feed0f1fd9 13 #include "M2XStreamClient.h"
JMF 0:62feed0f1fd9 14
jk431j 4:08979e323c6e 15 #include "sensors.h"
jk431j 4:08979e323c6e 16
JMF 0:62feed0f1fd9 17 #define CRLF "\n\r"
JMF 0:62feed0f1fd9 18
jk431j 4:08979e323c6e 19 char deviceId[] = "9fc504277536c2450ad5fa2cb4e2b478"; // Device you want to post to
jk431j 4:08979e323c6e 20 char m2xKey[] = "8ec6719c0ccbd8049494b7404af762f8"; // Your M2X API Key or Master API Key
JMF 0:62feed0f1fd9 21
JMF 0:62feed0f1fd9 22 const char *hstreamName = "humidity";
jk431j 4:08979e323c6e 23 const char *tstreamName = "temp";
jk431j 5:8099493f2c35 24 const char *accelstreamNames[] = { "accelX", "accelY", "accelZ" };
jk431j 5:8099493f2c35 25
JMF 0:62feed0f1fd9 26
JMF 0:62feed0f1fd9 27 WNCInterface eth;
JMF 0:62feed0f1fd9 28 Client client;
JMF 0:62feed0f1fd9 29 M2XStreamClient m2xClient(&client, m2xKey);
JMF 0:62feed0f1fd9 30 TimeService timeService(&m2xClient);
jk431j 4:08979e323c6e 31
jk431j 4:08979e323c6e 32 I2C i2c(PTC11, PTC10); //SDA, SCL -- define the I2C pins being used
jk431j 4:08979e323c6e 33 Serial pc(USBTX, USBRX); // tx, rx
jk431j 4:08979e323c6e 34 DigitalOut led_green(LED_GREEN);
jk431j 4:08979e323c6e 35 DigitalOut led_red(LED_RED);
jk431j 4:08979e323c6e 36 DigitalOut led_blue(LED_BLUE);
jk431j 4:08979e323c6e 37
jk431j 4:08979e323c6e 38 K64F_Sensors_t SENSOR_DATA =
jk431j 4:08979e323c6e 39 {
jk431j 5:8099493f2c35 40 .Temperature = 0,
jk431j 5:8099493f2c35 41 .Humidity = 0,
jk431j 5:8099493f2c35 42 .AccelX = 0,
jk431j 5:8099493f2c35 43 .AccelY = 0,
jk431j 5:8099493f2c35 44 .AccelZ = 0,
jk431j 5:8099493f2c35 45 .MagnetometerX = 0,
jk431j 5:8099493f2c35 46 .MagnetometerY = 0,
jk431j 5:8099493f2c35 47 .MagnetometerZ = 0,
jk431j 5:8099493f2c35 48 .AmbientLightVis = 0,
jk431j 5:8099493f2c35 49 .AmbientLightIr = 0,
jk431j 5:8099493f2c35 50 .UVindex = 0,
jk431j 5:8099493f2c35 51 .Proximity = 0,
jk431j 5:8099493f2c35 52 .Temperature_Si7020 = 0,
jk431j 5:8099493f2c35 53 .Humidity_Si7020 = 0,
jk431j 4:08979e323c6e 54 };
jk431j 4:08979e323c6e 55
jk431j 4:08979e323c6e 56 //********************************************************************************************************************************************
jk431j 4:08979e323c6e 57 //* Set the RGB LED's Color
jk431j 4:08979e323c6e 58 //* LED Color 0=Off to 7=White. 3 bits represent BGR (bit0=Red, bit1=Green, bit2=Blue)
jk431j 4:08979e323c6e 59 //********************************************************************************************************************************************
jk431j 4:08979e323c6e 60 void SetLedColor(unsigned char ucColor)
jk431j 4:08979e323c6e 61 {
jk431j 4:08979e323c6e 62 //Note that when an LED is on, you write a 0 to it:
jk431j 4:08979e323c6e 63 led_red = !(ucColor & 0x1); //bit 0
jk431j 4:08979e323c6e 64 led_green = !(ucColor & 0x2); //bit 1
jk431j 4:08979e323c6e 65 led_blue = !(ucColor & 0x4); //bit 2
jk431j 4:08979e323c6e 66 } //SetLedColor()
jk431j 4:08979e323c6e 67
JMF 0:62feed0f1fd9 68
jk431j 4:08979e323c6e 69 bool ExecuteCommand(const char* Command)
jk431j 4:08979e323c6e 70 {
jk431j 4:08979e323c6e 71 char cLedColor = *Command;
jk431j 4:08979e323c6e 72 switch(cLedColor)
jk431j 4:08979e323c6e 73 {
jk431j 4:08979e323c6e 74 case 'O':
jk431j 4:08979e323c6e 75 { //Off
jk431j 4:08979e323c6e 76 SetLedColor(0);
jk431j 4:08979e323c6e 77 break;
jk431j 4:08979e323c6e 78 }
jk431j 4:08979e323c6e 79 case 'R':
jk431j 4:08979e323c6e 80 { //Red
jk431j 4:08979e323c6e 81 SetLedColor(1);
jk431j 4:08979e323c6e 82 break;
jk431j 4:08979e323c6e 83 }
jk431j 4:08979e323c6e 84 case 'G':
jk431j 4:08979e323c6e 85 { //Green
jk431j 4:08979e323c6e 86 SetLedColor(2);
jk431j 4:08979e323c6e 87 break;
jk431j 4:08979e323c6e 88 }
jk431j 4:08979e323c6e 89 case 'Y':
jk431j 4:08979e323c6e 90 { //Yellow
jk431j 4:08979e323c6e 91 SetLedColor(3);
jk431j 4:08979e323c6e 92 break;
jk431j 4:08979e323c6e 93 }
jk431j 4:08979e323c6e 94 case 'B':
jk431j 4:08979e323c6e 95 { //Blue
jk431j 4:08979e323c6e 96 SetLedColor(4);
jk431j 4:08979e323c6e 97 break;
jk431j 4:08979e323c6e 98 }
jk431j 4:08979e323c6e 99 case 'M':
jk431j 4:08979e323c6e 100 { //Magenta
jk431j 4:08979e323c6e 101 SetLedColor(5);
jk431j 4:08979e323c6e 102 break;
jk431j 4:08979e323c6e 103 }
jk431j 4:08979e323c6e 104 case 'T':
jk431j 4:08979e323c6e 105 { //Turquoise
jk431j 4:08979e323c6e 106 SetLedColor(6);
jk431j 4:08979e323c6e 107 break;
jk431j 4:08979e323c6e 108 }
jk431j 4:08979e323c6e 109 case 'W':
jk431j 4:08979e323c6e 110 { //White
jk431j 4:08979e323c6e 111 SetLedColor(7);
jk431j 4:08979e323c6e 112 break;
jk431j 4:08979e323c6e 113 }
jk431j 4:08979e323c6e 114 default:
jk431j 4:08979e323c6e 115 {
jk431j 4:08979e323c6e 116 return false;
jk431j 4:08979e323c6e 117 }
jk431j 4:08979e323c6e 118 } //switch(cLedColor)
jk431j 4:08979e323c6e 119 return true;
JMF 0:62feed0f1fd9 120 }
JMF 0:62feed0f1fd9 121
JMF 0:62feed0f1fd9 122
jk431j 4:08979e323c6e 123 void on_data_point_found(const char* at, const char* value, int index, void* context, int type) {
jk431j 4:08979e323c6e 124 pc.printf(">>Found a data point, index: %d type: %d" CRLF, index, type);
jk431j 4:08979e323c6e 125 pc.printf(">>At: %s" CRLF " Value: %s" CRLF, at, value);
jk431j 4:08979e323c6e 126 }
jk431j 4:08979e323c6e 127
jk431j 4:08979e323c6e 128 void on_fill_data(Print *print, void *context) {
jk431j 4:08979e323c6e 129 // no data to fill
JMF 0:62feed0f1fd9 130 }
JMF 0:62feed0f1fd9 131
jk431j 4:08979e323c6e 132 void on_command_found(const char* id, const char* name, int index, void *context) {
jk431j 4:08979e323c6e 133 pc.printf(">>Found a command, index: %d" CRLF, index);
jk431j 4:08979e323c6e 134 pc.printf(">>ID: %s" CRLF ">>Name: %s" CRLF, id, name);
jk431j 4:08979e323c6e 135 ExecuteCommand(name);
jk431j 4:08979e323c6e 136 m2xClient.markCommandProcessed(deviceId, id, on_fill_data, NULL);
jk431j 4:08979e323c6e 137 pc.printf(">>Command confirmed" CRLF, id, name);
JMF 0:62feed0f1fd9 138 }
JMF 0:62feed0f1fd9 139
jk431j 4:08979e323c6e 140
JMF 0:62feed0f1fd9 141 int main() {
jk431j 4:08979e323c6e 142 char timestamp[25];
jk431j 4:08979e323c6e 143 int length = 25;
jk431j 4:08979e323c6e 144 int response;
jk431j 4:08979e323c6e 145
jk431j 4:08979e323c6e 146 pc.baud(115200);
jk431j 4:08979e323c6e 147 pc.printf("M2X StarterKit demo: initializng the network" CRLF);
jk431j 4:08979e323c6e 148 response = eth.init();
jk431j 4:08979e323c6e 149 pc.printf("WNC Module %s initialized (%02X)." CRLF, response?"IS":"IS NOT", response);
jk431j 4:08979e323c6e 150 if( !response ) {
jk431j 4:08979e323c6e 151 pc.printf(" - - - - - - - SYSTEM RESET - - - - - - - " CRLF);
jk431j 4:08979e323c6e 152 NVIC_SystemReset();
jk431j 4:08979e323c6e 153 while(1);
jk431j 4:08979e323c6e 154 }
JMF 0:62feed0f1fd9 155
jk431j 4:08979e323c6e 156 response = eth.connect();
jk431j 4:08979e323c6e 157 pc.printf("IP Address: %s " CRLF CRLF, eth.getIPAddress());
jk431j 4:08979e323c6e 158
jk431j 4:08979e323c6e 159 pc.printf("Initialize the sensors" CRLF);
jk431j 4:08979e323c6e 160 sensors_init();
jk431j 4:08979e323c6e 161 read_sensors();
jk431j 4:08979e323c6e 162
jk431j 4:08979e323c6e 163 pc.printf(WHT "initialize the M2X time service" CRLF);
jk431j 4:08979e323c6e 164 if (!m2x_status_is_success(timeService.init()))
jk431j 4:08979e323c6e 165 pc.printf("Cannot initialize time service!" CRLF);
jk431j 4:08979e323c6e 166 else {
jk431j 4:08979e323c6e 167 timeService.getTimestamp(timestamp, &length);
jk431j 4:08979e323c6e 168 pc.printf("Current timestamp: %s" CRLF, timestamp);
jk431j 4:08979e323c6e 169 }
jk431j 4:08979e323c6e 170
jk431j 4:08979e323c6e 171 pc.printf("Query for possible commands using this device..." CRLF);
jk431j 4:08979e323c6e 172 response = m2xClient.listCommands(deviceId, on_command_found, NULL, "status=pending");
jk431j 4:08979e323c6e 173 pc.printf("listCommands response code: %d" CRLF, response);
JMF 0:62feed0f1fd9 174
jk431j 4:08979e323c6e 175 while (true) {
jk431j 4:08979e323c6e 176 // read sensor values
jk431j 4:08979e323c6e 177 read_sensors();
JMF 0:62feed0f1fd9 178
jk431j 4:08979e323c6e 179 // post the humidity value
jk431j 5:8099493f2c35 180 pc.printf("Post updateStreamValue (humidity = %f)..." CRLF, SENSOR_DATA.Humidity);
jk431j 5:8099493f2c35 181 response = m2xClient.updateStreamValue(deviceId, hstreamName, SENSOR_DATA.Humidity);
jk431j 4:08979e323c6e 182 pc.printf("Post response code: %d" CRLF, response);
jk431j 4:08979e323c6e 183
jk431j 4:08979e323c6e 184 // post the temp value
jk431j 5:8099493f2c35 185 pc.printf("Post updateStreamValue (temp = %f)..." CRLF, SENSOR_DATA.Temperature);
jk431j 5:8099493f2c35 186 response = m2xClient.updateStreamValue(deviceId, tstreamName, SENSOR_DATA.Temperature);
jk431j 5:8099493f2c35 187 pc.printf("Post response code: %d" CRLF, response);
jk431j 5:8099493f2c35 188
jk431j 5:8099493f2c35 189 pc.printf("Post postDeviceUpdate (accelerometer)..." CRLF, SENSOR_DATA.Temperature);
jk431j 5:8099493f2c35 190 response = m2xClient.postDeviceUpdate(deviceId, 3, accelstreamNames, (float []){SENSOR_DATA.AccelX, SENSOR_DATA.AccelY, SENSOR_DATA.AccelZ});
jk431j 4:08979e323c6e 191 pc.printf("Post response code: %d" CRLF, response);
jk431j 4:08979e323c6e 192
jk431j 4:08979e323c6e 193 timeService.getTimestamp(timestamp, &length);
jk431j 4:08979e323c6e 194 pc.printf("%s waiting for 60 seconds... " CRLF CRLF CRLF, timestamp);
jk431j 4:08979e323c6e 195
jk431j 4:08979e323c6e 196 for (short idx=0; idx < 6; idx++) {
jk431j 4:08979e323c6e 197 // wait 10 seconds
jk431j 4:08979e323c6e 198 delay(10 * 1000);
JMF 0:62feed0f1fd9 199
jk431j 4:08979e323c6e 200 // and then query fo commands
jk431j 4:08979e323c6e 201 pc.printf("Query for possible commands using this device..." CRLF);
jk431j 4:08979e323c6e 202 response = m2xClient.listCommands(deviceId, on_command_found, NULL, "status=pending");
jk431j 4:08979e323c6e 203 pc.printf("listCommands response code: %d" CRLF, response);
jk431j 4:08979e323c6e 204 }
JMF 0:62feed0f1fd9 205
jk431j 4:08979e323c6e 206 }
JMF 0:62feed0f1fd9 207 }
JMF 0:62feed0f1fd9 208