Rajas Chitanvis / Mbed 2 deprecated K64F_Bluetooth_RC522RFID_ESP8286WIFI_Ful

RFID with HC06 bluetooth and ESP wifi module

Dependencies:   mbed MFRC522 ESP8266

main.cpp@5:6ee9d8e3d385, 2019-04-21 (annotated)

Committer:
rajas1812
Date:
Sun Apr 21 15:36:13 2019 +0000
Revision:
5:6ee9d8e3d385
Parent:
4:834deb7037ff 
RFID with HC06 bluetooth and ESP8286 wifi module

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ndgohil 0:ebf3612d4985 1 #include "mbed.h"
ndgohil 0:ebf3612d4985 2 #include "MFRC522.h"
sthiyag 2:9a39ebd76683 3 #include "ESP8266.h" // Include header file from Author: Antonio Quevedo
sthiyag 2:9a39ebd76683 4 #include "math.h"
sthiyag 2:9a39ebd76683 5 #include <string>
sthiyag 2:9a39ebd76683 6
ndgohil 0:ebf3612d4985 7 // FRDM-K64F (Freescale) Pin for MFRC522 reset
ndgohil 0:ebf3612d4985 8 #define MF_RESET PTD0
ndgohil 0:ebf3612d4985 9 #define SERIAL_1
ndgohil 0:ebf3612d4985 10
sthiyag 2:9a39ebd76683 11 #define APIKEY XE2W5EIXWN6LA234 //Put "Write key" of your channel in thingspeak.com
sthiyag 2:9a39ebd76683 12 #define IP "184.106.153.149" // IP Address of "api.thingspeak.com\"
bkhandag 4:834deb7037ff 13 #define WIFI_SSID "RajasiPhone"
bkhandag 4:834deb7037ff 14 #define WIFI_PASS "youcantguessmypassword"
sthiyag 2:9a39ebd76683 15
bkhandag 3:11a68fb3886f 16 Serial pc(USBTX,USBRX);
sthiyag 2:9a39ebd76683 17
sthiyag 2:9a39ebd76683 18 ESP8266 esp(PTC17, PTC16, 115200); // baud rate for wifi
sthiyag 2:9a39ebd76683 19
sthiyag 2:9a39ebd76683 20 char snd[255],rcv[1000],snd_Data[255]; //snd= string used to send command to ESP 8266 wii and rcv = string used to receive response from ESP8266 wifi module
sthiyag 2:9a39ebd76683 21
sthiyag 2:9a39ebd76683 22 void esp_initialize(void); // Function used to initialize ESP8266 wifi module
sthiyag 2:9a39ebd76683 23 void esp_send(void); // Function used to connect with thingspeak.com and update channel using ESP8266 wifi module
sthiyag 2:9a39ebd76683 24
sthiyag 2:9a39ebd76683 25
ndgohil 0:ebf3612d4985 26 DigitalOut LedGreen(LED2);
ndgohil 0:ebf3612d4985 27
ndgohil 0:ebf3612d4985 28 //Serial connection to PC for output
bkhandag 3:11a68fb3886f 29 //Serial pc(PTC17, PTC16); // serial comm on the FRDM board
ndgohil 0:ebf3612d4985 30
ndgohil 0:ebf3612d4985 31 //wireless bluetooth connection to Android Device for output
ndgohil 0:ebf3612d4985 32 Serial blue(PTC15, PTC14);
ndgohil 0:ebf3612d4985 33
ndgohil 0:ebf3612d4985 34
ndgohil 0:ebf3612d4985 35 //MFRC522 RfChip (SPI_MOSI, SPI_MISO, SPI_SCK, SPI_CS, MF_RESET);
ndgohil 0:ebf3612d4985 36 MFRC522 RfChip (PTD2, PTD3, PTD1, PTE25, PTD0);
ndgohil 0:ebf3612d4985 37
rajas1812 1:ad028c0c6c6c 38 int counter1 = 0;
rajas1812 1:ad028c0c6c6c 39 int counter2 = 0;
rajas1812 1:ad028c0c6c6c 40
ndgohil 0:ebf3612d4985 41 int main(void) {
ndgohil 0:ebf3612d4985 42
bkhandag 3:11a68fb3886f 43 blue.baud(9600);
bkhandag 4:834deb7037ff 44 pc.baud(115200);
bkhandag 4:834deb7037ff 45 pc.printf("Welcome to RFID Tag Reader Using FRDM K64F...\n\r");
ndgohil 0:ebf3612d4985 46 blue.printf("Welcome to RFID Tag Reader Uing FRDM K64F...\n\r");
bkhandag 4:834deb7037ff 47 pc.printf("Bluetooth Enable\r\n");
ndgohil 0:ebf3612d4985 48 blue.printf("Bluetooth Enable\r\n");
sthiyag 2:9a39ebd76683 49 RfChip.PCD_Init();
sthiyag 2:9a39ebd76683 50
sthiyag 2:9a39ebd76683 51
bkhandag 4:834deb7037ff 52 //pc.baud(115200); // Baud rate used for communicating with Tera-term on PC
sthiyag 2:9a39ebd76683 53
sthiyag 2:9a39ebd76683 54 pc.printf("START\r\n"); // Starting point
sthiyag 2:9a39ebd76683 55
sthiyag 2:9a39ebd76683 56 esp_initialize();
sthiyag 2:9a39ebd76683 57
sthiyag 2:9a39ebd76683 58
ndgohil 0:ebf3612d4985 59
ndgohil 0:ebf3612d4985 60 while (true) {
ndgohil 0:ebf3612d4985 61 LedGreen = 1;
ndgohil 0:ebf3612d4985 62
ndgohil 0:ebf3612d4985 63 // Look for new cards
ndgohil 0:ebf3612d4985 64 if ( ! RfChip.PICC_IsNewCardPresent())
ndgohil 0:ebf3612d4985 65 {
ndgohil 0:ebf3612d4985 66 wait_ms(200);
ndgohil 0:ebf3612d4985 67 continue;
ndgohil 0:ebf3612d4985 68 }
ndgohil 0:ebf3612d4985 69
ndgohil 0:ebf3612d4985 70 // Select one of the cards
ndgohil 0:ebf3612d4985 71 if ( ! RfChip.PICC_ReadCardSerial())
ndgohil 0:ebf3612d4985 72 {
ndgohil 0:ebf3612d4985 73 wait_ms(200);
ndgohil 0:ebf3612d4985 74 continue;
ndgohil 0:ebf3612d4985 75 }
ndgohil 0:ebf3612d4985 76 LedGreen = 0;
ndgohil 0:ebf3612d4985 77 int a=0;
ndgohil 0:ebf3612d4985 78
ndgohil 0:ebf3612d4985 79 // Print Card UID
bkhandag 4:834deb7037ff 80 pc.printf("Card UID:");
ndgohil 0:ebf3612d4985 81 blue.printf("Card UID:");
ndgohil 0:ebf3612d4985 82 for (uint8_t i = 0; i < RfChip.uid.size; i++)
ndgohil 0:ebf3612d4985 83 {
bkhandag 4:834deb7037ff 84 pc.printf(" %X02 ", RfChip.uid.uidByte[i]);
ndgohil 0:ebf3612d4985 85 blue.printf(" %X02 ", RfChip.uid.uidByte[i]);
ndgohil 0:ebf3612d4985 86 a = RfChip.uid.uidByte[0];
ndgohil 0:ebf3612d4985 87 }
rajas1812 1:ad028c0c6c6c 88 printf("%d",a);
ndgohil 0:ebf3612d4985 89
ndgohil 0:ebf3612d4985 90 //Print Card Type
rajas1812 1:ad028c0c6c6c 91 if(a==73)
ndgohil 0:ebf3612d4985 92 {
rajas1812 1:ad028c0c6c6c 93 if(counter1 == 0){
bkhandag 4:834deb7037ff 94 pc.printf("\r\nMilk is in the fridge");
bkhandag 3:11a68fb3886f 95 blue.printf("\r\nMilk is in the fridge");
rajas1812 1:ad028c0c6c6c 96 counter1 = 1;
rajas1812 5:6ee9d8e3d385 97
ndgohil 0:ebf3612d4985 98 }
rajas1812 1:ad028c0c6c6c 99 else if(counter1 == 1){
bkhandag 4:834deb7037ff 100 pc.printf("\r\nMilk is out of the fridge");
bkhandag 3:11a68fb3886f 101 blue.printf("\r\nMilk is in out of the fridge");
rajas1812 1:ad028c0c6c6c 102 counter1 = 0;
sthiyag 2:9a39ebd76683 103 esp_send();
rajas1812 1:ad028c0c6c6c 104 }
rajas1812 1:ad028c0c6c6c 105 }
rajas1812 1:ad028c0c6c6c 106
rajas1812 1:ad028c0c6c6c 107 if(a==207)
ndgohil 0:ebf3612d4985 108 {
rajas1812 1:ad028c0c6c6c 109 if (counter2 == 0)
rajas1812 1:ad028c0c6c6c 110 {
rajas1812 1:ad028c0c6c6c 111 printf("\r\nBeer is in the fridge");
bkhandag 3:11a68fb3886f 112 blue.printf("\r\nBeer is in the fridge");
rajas1812 1:ad028c0c6c6c 113 counter2 = 1;
rajas1812 1:ad028c0c6c6c 114 }
rajas1812 1:ad028c0c6c6c 115 else if (counter2 == 1){
rajas1812 1:ad028c0c6c6c 116 printf("\r\nBeer is out of the fridge");
bkhandag 3:11a68fb3886f 117 blue.printf("\r\nBeer is in out of the fridge");
rajas1812 1:ad028c0c6c6c 118 counter2 = 0;
sthiyag 2:9a39ebd76683 119 esp_send();
rajas1812 1:ad028c0c6c6c 120 }
rajas1812 1:ad028c0c6c6c 121 }
rajas1812 1:ad028c0c6c6c 122 //wait(1);
rajas1812 1:ad028c0c6c6c 123 // else
rajas1812 1:ad028c0c6c6c 124 // {
rajas1812 1:ad028c0c6c6c 125 // printf("\r\nUnrecognized");
rajas1812 1:ad028c0c6c6c 126 // blue.printf("\r\nUnrecognized");
rajas1812 1:ad028c0c6c6c 127 //}
ndgohil 0:ebf3612d4985 128 printf("\n\r");
ndgohil 0:ebf3612d4985 129 blue.printf("\n\r");
ndgohil 0:ebf3612d4985 130
ndgohil 0:ebf3612d4985 131 // Print RFID Card type
ndgohil 0:ebf3612d4985 132 uint8_t piccType = RfChip.PICC_GetType(RfChip.uid.sak);
ndgohil 0:ebf3612d4985 133 printf("PICC Type: %s \n\n\r\r", RfChip.PICC_GetTypeName(piccType));
ndgohil 0:ebf3612d4985 134 blue.printf("PICC Type: %s \n\n\r\r", RfChip.PICC_GetTypeName(piccType));
ndgohil 0:ebf3612d4985 135
rajas1812 1:ad028c0c6c6c 136 wait(2);
ndgohil 0:ebf3612d4985 137
ndgohil 0:ebf3612d4985 138 }
ndgohil 0:ebf3612d4985 139 }
sthiyag 2:9a39ebd76683 140 void esp_initialize(void)
sthiyag 2:9a39ebd76683 141 {
sthiyag 2:9a39ebd76683 142 pc.printf("Initializing ESP\r\n");
sthiyag 2:9a39ebd76683 143
sthiyag 2:9a39ebd76683 144 pc.printf("Reset ESP\r\n");
sthiyag 2:9a39ebd76683 145 esp.Reset(); //RESET ESP
sthiyag 2:9a39ebd76683 146 esp.RcvReply(rcv, 400); //receive a response from ESP
sthiyag 2:9a39ebd76683 147 //pc.printf(rcv); //Print the response onscreen
sthiyag 2:9a39ebd76683 148 wait(2);
sthiyag 2:9a39ebd76683 149
sthiyag 2:9a39ebd76683 150 strcpy(snd,"AT");
sthiyag 2:9a39ebd76683 151 esp.SendCMD(snd);
sthiyag 2:9a39ebd76683 152 pc.printf(snd);
sthiyag 2:9a39ebd76683 153 //wait(2);
sthiyag 2:9a39ebd76683 154 esp.RcvReply(rcv, 400);
sthiyag 2:9a39ebd76683 155 pc.printf(rcv);
sthiyag 2:9a39ebd76683 156 wait(0.1);
sthiyag 2:9a39ebd76683 157
sthiyag 2:9a39ebd76683 158 strcpy(snd,"AT+CWMODE=1");
sthiyag 2:9a39ebd76683 159 esp.SendCMD(snd);
sthiyag 2:9a39ebd76683 160 pc.printf(snd);
sthiyag 2:9a39ebd76683 161 wait(2);
sthiyag 2:9a39ebd76683 162
sthiyag 2:9a39ebd76683 163 strcpy(snd,"AT+CWJAP=\"");
sthiyag 2:9a39ebd76683 164 strcat(snd,WIFI_SSID);
sthiyag 2:9a39ebd76683 165 strcat(snd,"\",\"");
sthiyag 2:9a39ebd76683 166 strcat(snd,WIFI_PASS);
sthiyag 2:9a39ebd76683 167 strcat(snd,"\"");
sthiyag 2:9a39ebd76683 168
sthiyag 2:9a39ebd76683 169 esp.SendCMD(snd);
sthiyag 2:9a39ebd76683 170 pc.printf(snd);
sthiyag 2:9a39ebd76683 171 wait(5);
sthiyag 2:9a39ebd76683 172 esp.RcvReply(rcv, 400);
sthiyag 2:9a39ebd76683 173 pc.printf("\n %s \n", rcv);
sthiyag 2:9a39ebd76683 174
sthiyag 2:9a39ebd76683 175 strcpy(snd,"AT+CIPMUX=0");
sthiyag 2:9a39ebd76683 176 esp.SendCMD(snd);
sthiyag 2:9a39ebd76683 177 pc.printf(snd);
sthiyag 2:9a39ebd76683 178 //wait(2);
sthiyag 2:9a39ebd76683 179 esp.RcvReply(rcv, 400);
sthiyag 2:9a39ebd76683 180 pc.printf("\n %s \n", rcv);
sthiyag 2:9a39ebd76683 181
sthiyag 2:9a39ebd76683 182 }
sthiyag 2:9a39ebd76683 183
sthiyag 2:9a39ebd76683 184
sthiyag 2:9a39ebd76683 185 void esp_send(void)
sthiyag 2:9a39ebd76683 186 {
rajas1812 5:6ee9d8e3d385 187 int field1 = 0;
rajas1812 5:6ee9d8e3d385 188 int field2 = 0;
sthiyag 2:9a39ebd76683 189 //ESP updates the Status of Thingspeak channel//
sthiyag 2:9a39ebd76683 190
sthiyag 2:9a39ebd76683 191 strcpy(snd,"AT+CIPSTART=");
sthiyag 2:9a39ebd76683 192 strcat(snd,"\"TCP\",\"");
sthiyag 2:9a39ebd76683 193 strcat(snd,IP);
sthiyag 2:9a39ebd76683 194 strcat(snd,"\",80");
sthiyag 2:9a39ebd76683 195
sthiyag 2:9a39ebd76683 196 esp.SendCMD(snd);
sthiyag 2:9a39ebd76683 197 pc.printf("S\r\n%s",snd);
sthiyag 2:9a39ebd76683 198 //wait(2);
sthiyag 2:9a39ebd76683 199 esp.RcvReply(rcv, 1000);
sthiyag 2:9a39ebd76683 200 pc.printf("R\r\n%s",rcv);
sthiyag 2:9a39ebd76683 201 wait(1);
sthiyag 2:9a39ebd76683 202
rajas1812 5:6ee9d8e3d385 203 sprintf(snd,"GET https://api.thingspeak.com/update?key=XE2W5EIXWN6LA234&field1=%d&field2=%d\r\n",field1,field2);
sthiyag 2:9a39ebd76683 204
sthiyag 2:9a39ebd76683 205 int i=0;
sthiyag 2:9a39ebd76683 206 for(i=0;snd[i]!='\0';i++);
sthiyag 2:9a39ebd76683 207 i++;
sthiyag 2:9a39ebd76683 208 char cmd[255];
sthiyag 2:9a39ebd76683 209
sthiyag 2:9a39ebd76683 210 sprintf(cmd,"AT+CIPSEND=%d",i); //Send Number of open connection and Characters to send
sthiyag 2:9a39ebd76683 211 esp.SendCMD(cmd);
sthiyag 2:9a39ebd76683 212 pc.printf("S\r\n%s",cmd);
sthiyag 2:9a39ebd76683 213 while(i<=20 || rcv == ">")
sthiyag 2:9a39ebd76683 214 {
sthiyag 2:9a39ebd76683 215 esp.RcvReply(rcv, 1000);
sthiyag 2:9a39ebd76683 216 wait(100);
sthiyag 2:9a39ebd76683 217 i++;
sthiyag 2:9a39ebd76683 218 }
sthiyag 2:9a39ebd76683 219 pc.printf("R\r\n%s",rcv);
sthiyag 2:9a39ebd76683 220
sthiyag 2:9a39ebd76683 221 esp.SendCMD(snd); //Post value to thingspeak channel
sthiyag 2:9a39ebd76683 222 pc.printf("S\r\n%s",snd);
sthiyag 2:9a39ebd76683 223
sthiyag 2:9a39ebd76683 224 while(i<=20 || rcv == "OK")
sthiyag 2:9a39ebd76683 225 {
sthiyag 2:9a39ebd76683 226 esp.RcvReply(rcv, 1000);
sthiyag 2:9a39ebd76683 227 wait(100);
sthiyag 2:9a39ebd76683 228 i++;
sthiyag 2:9a39ebd76683 229 }
sthiyag 2:9a39ebd76683 230 pc.printf("R\r\n%s",rcv);
sthiyag 2:9a39ebd76683 231
sthiyag 2:9a39ebd76683 232 }
rajas1812 5:6ee9d8e3d385 233