This content is RFID Reader (Passive) Using Wizwiki-W7500 + RFID-RC522 + Buzzer
Dependencies: MFRC522 WIZnetInterface mbed
Fork of TCPEchoServer-WIZwiki-W7500 by
main.cpp
- Committer:
- najgh08
- Date:
- 2015-08-26
- Revision:
- 12:f22ae34e1d95
- Parent:
- 11:0da8667a9201
File content as of revision 12:f22ae34e1d95:
#include "mbed.h" // Ethernet #include "EthernetInterface.h" // MFRC522(RFID) #include "MFRC522.h" #define WEB_SERVER_PORT 80 Serial pc(USBTX, USBRX); // MFRC522 reset (pick another D pin if you need D8) #define MF_RESET D8 // Buzzer #define VOLUME 0.02 #define BPM 100.0 // LED DigitalOut Led(LED1); // Buzzer PwmOut pwm_pin(D3); float beat_duration; // Plays a sound with the defined frequency, duration, and volume void playNote(float frequency, float duration, float volume) { pwm_pin.period(1.0/(double)frequency); pwm_pin = ((double)volume/2.0); wait(duration); pwm_pin = 0.0; } // CARD number uint8_t CARD_1 = 0x44; uint8_t CARD_2 = 0xCB; uint8_t CARD_3 = 0x2A; uint8_t CARD_4 = 0xA4; uint8_t CARD_5 = 0xA2; uint8_t CARD_6 = 0xCE; uint8_t CARD_7 = 0xEC; uint8_t CARD_8 = 0xD5; // RC522 SPI communication MFRC522 RfChip (D11, D12, D13, D10, MF_RESET); //HTTP WEB SERVER char recv_buffer[1024] = {0,}; char echoHeader[1024] = {0,}; char * findrfid = 0; char change_rfid[4] = {1,2,3,4}; int main (void) { // Init. RC522 Chip RfChip.PCD_Init(); pc.printf("Init end\r\n"); // WEB SERVER Start printf("Wait a second...\r\n"); // IP Setting.. #ifdef dhcp uint8_t mac_addr[6] = {0x00, 0x08, 0xDC, 0x00, 0x01, 0x02}; EthernetInterface eth; eth.init(mac_addr); //Use DHCP eth.connect(); #else uint8_t mac_addr[6] = {0x00, 0x08, 0xDC, 0x00, 0x01, 0x02}; char ip_addr[] = "192.168.1.111"; char subnet_mask[] = "255.255.255.0"; char gateway_addr[] = "192.168.1.1"; EthernetInterface eth; eth.init(mac_addr, ip_addr, subnet_mask, gateway_addr); //Not Use DHCP while(1) { //Wait link up if(eth.link() == true) break; } printf("Check Ethernet Link\r\n"); printf("Link up\r\n"); #endif //eth.connect(); printf("Server IP Address is %s\r\n", eth.getIPAddress()); TCPSocketServer server; server.bind(WEB_SERVER_PORT); printf("bind complete\r\n"); server.listen(); printf("listen complete\r\n"); while (true) { printf("Wait for new connection...\r\n"); TCPSocketConnection client; server.accept(client); client.set_blocking(false, 15000); // Timeout after (1.5)s printf("Connection from: %s\r\n", client.get_address()); while (true) { int n = client.receive(recv_buffer, sizeof(recv_buffer)); if (n <= 0) break; // n = n < 0 // print received message to terminal recv_buffer[n] = '\0'; printf("Received message from Client :'%s'\r\n",recv_buffer); if(recv_buffer[0] == 'G' && recv_buffer[1] == 'E' && recv_buffer[2] == 'T') { printf("GET request incomming.\n\r"); //setup http response header + data char send_buffer[] = "<!DOCTYPE HTML>\r\n\n\r<html>\n\r\n\r\n\r<head>\n\r<meta http-equiv=\"content-type\" content=\"text/html; charset=utf-8\">\n\r<title>Wizwiki-W7500 Web Server</title>\n\r<meta name=\"generator\">\n\r</head>\n\r\n\r<body bgcolor=\"white\" text=\"black\" link=\"blue\" vlink=\"purple\" alink=\"red\">\r\n<p>Wizwiki-W7500 Home-Automation RFID</p>\r\n<p>Read RFID = $$$$$$$$$$$</p>\r\n</body>\n\r</html>\r\n"; findrfid = strstr(send_buffer, "$$$$$$$$$$$"); memset(findrfid,0,11); sprintf(change_rfid, "%X,%X,%X,%X", RfChip.uid.uidByte[0],RfChip.uid.uidByte[1],RfChip.uid.uidByte[2],RfChip.uid.uidByte[3]); memcpy(findrfid,change_rfid,11); sprintf(echoHeader,"HTTP/1.1 200 OK\n\rContent-Length: %d\n\rContent-Type: text/html\n\rConnection: Closen\n\rRefresh: 5\n\r\n\r\n\r",strlen(send_buffer)); client.send(echoHeader,strlen(echoHeader)); client.send(send_buffer,strlen(send_buffer)); // RFID Area // Look for new cards if ( ! RfChip.PICC_IsNewCardPresent()) { wait_ms(500); continue; } // Select one of the cards if ( ! RfChip.PICC_ReadCardSerial()) { wait_ms(500); continue; } // Print Card UID pc.printf("Card UID: "); for (uint8_t i = 0; i < RfChip.uid.size; i++) { pc.printf(" %X02", RfChip.uid.uidByte[i]); } pc.printf("\n\r"); // Print Card type uint8_t piccType = RfChip.PICC_GetType(RfChip.uid.sak); pc.printf("PICC Type: %s \n\r", RfChip.PICC_GetTypeName(piccType)); wait_ms(1000); // Show RFID Tag if((RfChip.uid.uidByte[0] == CARD_1) && (RfChip.uid.uidByte[1] == CARD_2) && (RfChip.uid.uidByte[2] == CARD_3) && (RfChip.uid.uidByte[3] == CARD_4)) { // Buzzer Sound pc.printf("TAG Read !\r\n"); beat_duration = 60.0 / BPM; playNote(999.999, (0.75 * (double)beat_duration), VOLUME); } // Show RFID Card else if((RfChip.uid.uidByte[0] == CARD_5) && (RfChip.uid.uidByte[1] == CARD_6) && (RfChip.uid.uidByte[2] == CARD_7) && (RfChip.uid.uidByte[3] == CARD_8)) { pc.printf("CARD Read !\r\n"); beat_duration = 60.0 / BPM; playNote(111.111, (0.75 * (double)beat_duration), VOLUME); } } if (n <= 0) break; } client.close(); } }