Stap 10: Definitieve Intel edison Arduino Code
Dit is de laatste Arduino broncode. U kunt ook cloud connectiviteit in plaats van deze lokale connectiviteit. Om te wolk integratie, moet u kiezen IBM Bluemix of enige andere bron.
Hoop dat je genoten. Vergeet niet te vermelden uw waardevolle reactie!!! en volg mij voor toekomstige updates.
<br><p>#define uchar unsigned char #define uint unsigned int Servo servo_1; Servo servo_2; Servo servo_3; Servo servo_4; Servo servo_5; int servo1_pos = 0; int servo2_pos = 0; int servo3_pos = 0; int servo4_pos = 0; //数组最大长度 #define MAX_LEN 16</p><p>///////////////////////////////////////////////////////////////////// //set the pin ///////////////////////////////////////////////////////////////////// const int chipSelectPin = 10; const int NRSTPD = 5;</p><p>//MF522命令字 #define PCD_IDLE 0x00 //NO action;取消当前命令 #define PCD_AUTHENT 0x0E //验证密钥 #define PCD_RECEIVE 0x08 //接收数据 #define PCD_TRANSMIT 0x04 //发送数据 #define PCD_TRANSCEIVE 0x0C //发送并接收数据 #define PCD_RESETPHASE 0x0F //复位 #define PCD_CALCCRC 0x03 //CRC计算</p><p>//Mifare_One卡片命令字 #define PICC_REQIDL 0x26 //寻天线区内未进入休眠状态 #define PICC_REQALL 0x52 //寻天线区内全部卡 #define PICC_ANTICOLL 0x93 //防冲撞 #define PICC_SElECTTAG 0x93 //选卡 #define PICC_AUTHENT1A 0x60 //验证A密钥 #define PICC_AUTHENT1B 0x61 //验证B密钥 #define PICC_READ 0x30 //读块 #define PICC_WRITE 0xA0 //写块 #define PICC_DECREMENT 0xC0 //扣款 #define PICC_INCREMENT 0xC1 //充值 #define PICC_RESTORE 0xC2 //调块数据到缓冲区 #define PICC_TRANSFER 0xB0 //保存缓冲区中数据 #define PICC_HALT 0x50 //休眠</p><p>//和MF522通讯时返回的错误代码 #define MI_OK 0 #define MI_NOTAGERR 1 #define MI_ERR 2</p><p>//------------------MFRC522寄存器--------------- //Page 0:Command and Status #define Reserved00 0x00 #define CommandReg 0x01 #define CommIEnReg 0x02 #define DivlEnReg 0x03 #define CommIrqReg 0x04 #define DivIrqReg 0x05 #define ErrorReg 0x06 #define Status1Reg 0x07 #define Status2Reg 0x08 #define FIFODataReg 0x09 #define FIFOLevelReg 0x0A #define WaterLevelReg 0x0B #define ControlReg 0x0C #define BitFramingReg 0x0D #define CollReg 0x0E #define Reserved01 0x0F //Page 1:Command #define Reserved10 0x10 #define ModeReg 0x11 #define TxModeReg 0x12 #define RxModeReg 0x13 #define TxControlReg 0x14 #define TxAutoReg 0x15 #define TxSelReg 0x16 #define RxSelReg 0x17 #define RxThresholdReg 0x18 #define DemodReg 0x19 #define Reserved11 0x1A #define Reserved12 0x1B #define MifareReg 0x1C #define Reserved13 0x1D #define Reserved14 0x1E #define SerialSpeedReg 0x1F //Page 2:CFG #define Reserved20 0x20 #define CRCResultRegM 0x21 #define CRCResultRegL 0x22 #define Reserved21 0x23 #define ModWidthReg 0x24 #define Reserved22 0x25 #define RFCfgReg 0x26 #define GsNReg 0x27 #define CWGsPReg 0x28 #define ModGsPReg 0x29 #define TModeReg 0x2A #define TPrescalerReg 0x2B #define TReloadRegH 0x2C #define TReloadRegL 0x2D #define TCounterValueRegH 0x2E #define TCounterValueRegL 0x2F //Page 3:TestRegister #define Reserved30 0x30 #define TestSel1Reg 0x31 #define TestSel2Reg 0x32 #define TestPinEnReg 0x33 #define TestPinValueReg 0x34 #define TestBusReg 0x35 #define AutoTestReg 0x36 #define VersionReg 0x37 #define AnalogTestReg 0x38 #define TestDAC1Reg 0x39 #define TestDAC2Reg 0x3A #define TestADCReg 0x3B #define Reserved31 0x3C #define Reserved32 0x3D #define Reserved33 0x3E #define Reserved34 0x3F //-----------------------------------------------</p><p>//---------------Servo motor ------------------- #include </p><p>#define MotorSpeedSet 0x82 #define PWMFrequenceSet 0x84 #define DirectionSet 0xaa #define MotorSetA 0xa1 #define MotorSetB 0xa5 #define Nothing 0x01</p><p>#define I2CMotorDriverAdd 0x0f // Set the address of the I2CMotorDriver</p><p>/////////////////////////////////////////////////////////////////////////////// // Enanble the i2c motor driver to drive a 4-wire stepper. the i2c motor driver will //driver a 4-wire with 8 polarity . //Direction: stepper direction ; 1/0 //motor speed: defines the time interval the i2C motor driver change it output to drive the stepper //the actul interval time is : motorspeed * 4ms. that is , when motor speed is 10, the interval time //would be 40 ms ////////////////////////////////////////////////////////////////////////////////// void StepperMotorEnable(unsigned char Direction, unsigned char motorspeed) { Wire.beginTransmission(I2CMotorDriverAdd); // transmit to device I2CMotorDriverAdd // set pwm header Wire.write(Direction); // send pwma Wire.write(motorspeed); // send pwmb Wire.endTransmission(); // stop transmitting }</p><p>////////////////////////////////////////////////////////////////////// //Function to set the 2 DC motor speed //motorSpeedA : the DC motor A speed; should be 0~100; //motorSpeedB: the DC motor B speed; should be 0~100;</p><p>void MotorSpeedSetAB(unsigned char MotorSpeedA , unsigned char MotorSpeedB) { MotorSpeedA=map(MotorSpeedA,0,100,0,255); MotorSpeedB=map(MotorSpeedB,0,100,0,255); Wire.beginTransmission(I2CMotorDriverAdd); // transmit to device I2CMotorDriverAdd Wire.write(MotorSpeedSet); // set pwm header Wire.write(MotorSpeedA); // send pwma Wire.write(MotorSpeedB); // send pwmb Wire.endTransmission(); // stop transmitting } //set the prescale frequency of PWM, 0x03 default; void MotorPWMFrequenceSet(unsigned char Frequence) { Wire.beginTransmission(I2CMotorDriverAdd); // transmit to device I2CMotorDriverAdd Wire.write(PWMFrequenceSet); // set frequence header Wire.write(Frequence); // send frequence Wire.write(Nothing); // need to send this byte as the third byte(no meaning) Wire.endTransmission(); // stop transmitting } //set the direction of DC motor. void MotorDirectionSet(unsigned char Direction) { // Adjust the direction of the motors 0b0000 I4 I3 I2 I1 Wire.beginTransmission(I2CMotorDriverAdd); // transmit to device I2CMotorDriverAdd Wire.write(DirectionSet); // Direction control header Wire.write(Direction); // send direction control information Wire.write(Nothing); // need to send this byte as the third byte(no meaning) Wire.endTransmission(); // stop transmitting }</p><p>void MotorDriectionAndSpeedSet(unsigned char Direction,unsigned char MotorSpeedA,unsigned char MotorSpeedB) { //you can adjust the driection and speed together MotorDirectionSet(Direction); MotorSpeedSetAB(MotorSpeedA,MotorSpeedB); }</p><p>//---------------Servo motor-------------------</p><p>//4字节卡序列号，第5字节为校验字节 uchar serNum[5];</p><p>uchar writeData[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 100}; //初始化 100元钱 uchar moneyConsume = 18 ; //消费18元 uchar moneyAdd = 10 ; //充值10元 //扇区A密码，16个扇区，每个扇区密码6Byte uchar sectorKeyA[16][16] = {{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}, {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}, //{0x19, 0x84, 0x07, 0x15, 0x76, 0x14}, {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}, }; uchar sectorNewKeyA[16][16] = {{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}, {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xff, 0x07, 0x80, 0x69, 0x19, 0x84, 0x07, 0x15, 0x76, 0x14}, //you can set another ket , such as " 0x19, 0x84, 0x07, 0x15, 0x76, 0x14 " //{0x19, 0x84, 0x07, 0x15, 0x76, 0x14, 0xff,0x07,0x80,0x69, 0x19,0x84,0x07,0x15,0x76,0x14}, // but when loop, please set the sectorKeyA, the same key, so that RFID module can read the card {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xff, 0x07, 0x80, 0x69, 0x19, 0x33, 0x07, 0x15, 0x34, 0x14}, };</p><p>#include #include </p><p>// Update these with values suitable for your network. char ssid[] = "Intel_Hackathon"; // your network SSID (name) char pass[] = "Intelhack"; // your network password int status = WL_IDLE_STATUS; // the Wifi radio's status</p><p>byte server[] = {192, 168, 21, 96}; char res;</p><p>void callback(char* topic, byte* payload, unsigned int length) { // handle message arrived</p><p> Serial.print("Message arrived ["); Serial.print(topic); Serial.print("] "); for (int i = 0; i < length; i++) { Serial.print((char)payload[i]); res = (char)payload[i];</p><p> }</p><p> if (res == 'a') { // digitalWrite(3, HIGH); // turn the LED on (HIGH is the voltage level) // delay(1000);</p><p> rfidon(); // motor1.run(FORWARD); }</p><p> if (res == 'b') { // wait for a second // digitalWrite(3, LOW); Serial.print("OFF");// turn the LED off by making the voltage LOW // delay(1000); // wait for a second</p><p> //motor1.setSpeed(0); } //</p><p>}</p><p>WiFiClient wifiClient; PubSubClient client(server, 1883, callback, wifiClient); void runFunction() { Wire.begin(); // join i2c bus (address optional for master) Serial.println("sent DC speed 100"); MotorDirectionSet(0b0101); //"0b1010" defines the output polarity, "10" means the M+ is "positive" while the M- is "negtive" // // make sure M+ and M- is different polatity when driving DC motors. MotorSpeedSetAB(100,100);//defines the speed of motor 1 and motor 2; // delay(10); //this delay needed //delay(5000);</p><p> //MotorDirectionSet(0b0101); //0b0101 Rotating in the opposite direction } void setup() {</p><p> Serial.begin(9600); // RFID reader SOUT pin connected to Serial RX pin at 2400bps // start the SPI library: SPI.begin();</p><p> pinMode(chipSelectPin, OUTPUT); // Set digital pin 10 as OUTPUT to connect it to the RFID /ENABLE pin digitalWrite(chipSelectPin, LOW); // Activate the RFID reader pinMode(NRSTPD, OUTPUT); // Set digital pin 10 , Not Reset and Power-down digitalWrite(NRSTPD, HIGH);</p><p> MFRC522_Init(); //Initialize serial and wait for port to open: //Serial.begin(9600); while (!Serial) { ; // wait for serial port to connect. Needed for Leonardo only }</p><p> // check for the presence of the shield: if (WiFi.status() == WL_NO_SHIELD) { Serial.println("WiFi shield not present"); // don't continue: while (true); }</p><p> String fv = WiFi.firmwareVersion(); if ( fv != "1.1.0" ) Serial.println("Please upgrade the firmware");</p><p> // attempt to connect to Wifi network: while ( status != WL_CONNECTED) { Serial.print("Attempting to connect to WPA SSID: "); Serial.println(ssid); // Connect to WPA/WPA2 network: status = WiFi.begin(ssid, pass);</p><p> // wait 10 seconds for connection: delay(10000); }</p><p> // you're connected now, so print out the data: Serial.print("You're connected to the network"); printCurrentNet(); printWifiData();</p><p> //delay(1000);</p><p> if (!client.connected()) { Serial.println("client.connected Passed");</p><p> if (!client.connect("Arduino")) // Fails everytime right here Serial.println("client.connect FAILED");</p><p> if (!client.publish("outTopic", "hello world")) Serial.println("client.publish FAILED");</p><p> if (!client.subscribe("inTopic")) Serial.println("client.subscribe FAILED");</p><p> Serial.println("Publication and Subscription are done"); } else Serial.println("Connection Failed"); }</p><p>void loop() {</p><p> client.loop();</p><p>}</p><p>void printWifiData() { // print your WiFi shield's IP address: IPAddress ip = WiFi.localIP(); Serial.print("IP Address: "); Serial.println(ip); Serial.println(ip);</p><p> // print your MAC address: byte mac[6]; WiFi.macAddress(mac); Serial.print("MAC address: "); Serial.print(mac[5], HEX); Serial.print(":"); Serial.print(mac[4], HEX); Serial.print(":"); Serial.print(mac[3], HEX); Serial.print(":"); Serial.print(mac[2], HEX); Serial.print(":"); Serial.print(mac[1], HEX); Serial.print(":"); Serial.println(mac[0], HEX);</p><p>}</p><p>void printCurrentNet() { // print the SSID of the network you're attached to: Serial.print("SSID: "); Serial.println(WiFi.SSID());</p><p> // print the MAC address of the router you're attached to: byte bssid[6]; WiFi.BSSID(bssid); Serial.print("BSSID: "); Serial.print(bssid[5], HEX); Serial.print(":"); Serial.print(bssid[4], HEX); Serial.print(":"); Serial.print(bssid[3], HEX); Serial.print(":"); Serial.print(bssid[2], HEX); Serial.print(":"); Serial.print(bssid[1], HEX); Serial.print(":"); Serial.println(bssid[0], HEX);</p><p> // print the received signal strength: long rssi = WiFi.RSSI(); Serial.print("signal strength (RSSI):"); Serial.println(rssi);</p><p> // print the encryption type: byte encryption = WiFi.encryptionType(); Serial.print("Encryption Type:"); Serial.println(encryption, HEX); Serial.println(); }</p><p>void rfidon()</p><p>{ Serial.println("RFID is working Now");</p><p> uchar i, tmp; uchar status; uchar str[MAX_LEN]; uchar RC_size; uchar blockAddr; //选择操作的块地址0～63 String mynum = "";</p><p> //runFunction(); //寻卡，返回卡类型 status = MFRC522_Request(PICC_REQIDL, str); Serial.println(status); Serial.println(MI_OK); while (status != MI_OK) { status = MFRC522_Request(PICC_REQIDL, str); Serial.println(status); Serial.println(MI_OK); if (status == MI_OK) { Serial.println("Card detected");</p><p> status = MFRC522_Anticoll(str); memcpy(serNum, str, 5); if (status == MI_OK) { do{ Serial.println("The card's number is : "); Serial.print(serNum[0]); Serial.print(" , "); Serial.print(serNum[1], BIN); Serial.print(" , "); Serial.print(serNum[2], BIN); Serial.print(" , "); Serial.print(serNum[3], BIN); Serial.print(" , "); Serial.print(serNum[4], BIN); status = MFRC522_Request(PICC_REQIDL, str); status = MFRC522_Anticoll(str); memcpy(serNum, str, 5); //Serial.println(" ");</p><p> // Should really check all pairs, but for now we'll just use the first } while (serNum[0] != 225); if (serNum[0] == 225) { Serial.println("RFID Detected"); Serial.print(serNum[0]); MotorSpeedSetAB(0,0); servo_4.attach(9);</p><p>for(servo4_pos =175; servo4_pos >= 30; servo4_pos--) { servo_4.write(servo4_pos); delay(20); //Serial.println("inside servo 4 "); } servo_4.detach(); delay(1000); servo_1.attach(3); for(servo1_pos =5; servo1_pos <= 100; servo1_pos++) { servo_1.write(servo1_pos); delay(20); } servo_1.detach(); delay(1000);</p><p> delay(1000); servo_1.attach(3); for(servo1_pos =100; servo1_pos >= 5; servo1_pos--) { servo_1.write(servo1_pos); delay(20); } delay(1000);</p><p> servo_4.attach(9);</p><p>for(servo4_pos =30; servo4_pos <= 175; servo4_pos++) { servo_4.write(servo4_pos); delay(20); Serial.println("inside servo 4 "); } servo_4.detach(); //break; delay(1000); servo_1.attach(3); for(servo1_pos =5; servo1_pos <= 100; servo1_pos++) { servo_1.write(servo1_pos); delay(20); } for(servo1_pos =100; servo1_pos >= 5; servo1_pos--) { servo_1.write(servo1_pos); delay(20); } servo_1.detach(); delay(1000); } } // Serial.print(str[0],BIN); // Serial.print(" , "); // Serial.print(str[1],BIN); // Serial.println(" "); }</p><p> //防冲撞，返回卡的序列号 4字节</p><p> } //Serial.println(" "); MFRC522_Halt(); //命令卡片进入休眠状态</p><p>}</p><p>void Write_MFRC522(uchar addr, uchar val) { digitalWrite(chipSelectPin, LOW);</p><p> //地址格式：0XXXXXX0 SPI.transfer((addr << 1) & 0x7E); SPI.transfer(val);</p><p> digitalWrite(chipSelectPin, HIGH); }</p><p>/* * 函 数 名：Read_MFRC522 * 功能描述：从MFRC522的某一寄存器读一个字节数据 * 输入参数：addr--寄存器地址 * 返 回 值：返回读取到的一个字节数据 */ uchar Read_MFRC522(uchar addr) { uchar val;</p><p> digitalWrite(chipSelectPin, LOW);</p><p> //地址格式：1XXXXXX0 SPI.transfer(((addr << 1) & 0x7E) | 0x80); val = SPI.transfer(0x00);</p><p> digitalWrite(chipSelectPin, HIGH);</p><p> return val; }</p><p>/* * 函 数 名：SetBitMask * 功能描述：置RC522寄存器位 * 输入参数：reg--寄存器地址;mask--置位值 * 返 回 值：无 */ void SetBitMask(uchar reg, uchar mask) { uchar tmp; tmp = Read_MFRC522(reg); Write_MFRC522(reg, tmp | mask); // set bit mask }</p><p>/* * 函 数 名：ClearBitMask * 功能描述：清RC522寄存器位 * 输入参数：reg--寄存器地址;mask--清位值 * 返 回 值：无 */ void ClearBitMask(uchar reg, uchar mask) { uchar tmp; tmp = Read_MFRC522(reg); Write_MFRC522(reg, tmp & (~mask)); // clear bit mask }</p><p>/* * 函 数 名：AntennaOn * 功能描述：开启天线,每次启动或关闭天险发射之间应至少有1ms的间隔 * 输入参数：无 * 返 回 值：无 */ void AntennaOn(void) { uchar temp;</p><p> temp = Read_MFRC522(TxControlReg); if (!(temp & 0x03)) { SetBitMask(TxControlReg, 0x03); } }</p><p>/* * 函 数 名：AntennaOff * 功能描述：关闭天线,每次启动或关闭天险发射之间应至少有1ms的间隔 * 输入参数：无 * 返 回 值：无 */ void AntennaOff(void) { ClearBitMask(TxControlReg, 0x03); }</p><p>/* * 函 数 名：ResetMFRC522 * 功能描述：复位RC522 * 输入参数：无 * 返 回 值：无 */ void MFRC522_Reset(void) { Write_MFRC522(CommandReg, PCD_RESETPHASE); }</p><p>/* * 函 数 名：InitMFRC522 * 功能描述：初始化RC522 * 输入参数：无 * 返 回 值：无 */ void MFRC522_Init(void) { digitalWrite(NRSTPD, HIGH);</p><p> MFRC522_Reset();</p><p> //Timer: TPrescaler*TreloadVal/6.78MHz = 24ms Write_MFRC522(TModeReg, 0x8D); //Tauto=1; f(Timer) = 6.78MHz/TPreScaler Write_MFRC522(TPrescalerReg, 0x3E); //TModeReg[3..0] + TPrescalerReg Write_MFRC522(TReloadRegL, 30); Write_MFRC522(TReloadRegH, 0);</p><p> Write_MFRC522(TxAutoReg, 0x40); //100%ASK Write_MFRC522(ModeReg, 0x3D); //CRC初始值0x6363 ???</p><p> //ClearBitMask(Status2Reg, 0x08); //MFCrypto1On=0 //Write_MFRC522(RxSelReg, 0x86); //RxWait = RxSelReg[5..0] //Write_MFRC522(RFCfgReg, 0x7F); //RxGain = 48dB</p><p> AntennaOn(); //打开天线 }</p><p>/* * 函 数 名：MFRC522_Request * 功能描述：寻卡，读取卡类型号 * 输入参数：reqMode--寻卡方式， * TagType--返回卡片类型 * 0x4400 = Mifare_UltraLight * 0x0400 = Mifare_One(S50) * 0x0200 = Mifare_One(S70) * 0x0800 = Mifare_Pro(X) * 0x4403 = Mifare_DESFire * 返 回 值：成功返回MI_OK */ uchar MFRC522_Request(uchar reqMode, uchar *TagType) { uchar status; uint backBits; //接收到的数据位数</p><p> Write_MFRC522(BitFramingReg, 0x07); //TxLastBists = BitFramingReg[2..0] ???</p><p> TagType[0] = reqMode; status = MFRC522_ToCard(PCD_TRANSCEIVE, TagType, 1, TagType, &backBits);</p><p> if ((status != MI_OK) || (backBits != 0x10)) { status = MI_ERR; }</p><p> return status; }</p><p>/* * 函 数 名：MFRC522_ToCard * 功能描述：RC522和ISO14443卡通讯 * 输入参数：command--MF522命令字， * sendData--通过RC522发送到卡片的数据, * sendLen--发送的数据长度 * backData--接收到的卡片返回数据， * backLen--返回数据的位长度 * 返 回 值：成功返回MI_OK */ uchar MFRC522_ToCard(uchar command, uchar *sendData, uchar sendLen, uchar *backData, uint *backLen) { uchar status = MI_ERR; uchar irqEn = 0x00; uchar waitIRq = 0x00; uchar lastBits; uchar n; uint i;</p><p> switch (command) { case PCD_AUTHENT: //认证卡密 { irqEn = 0x12; waitIRq = 0x10; break; } case PCD_TRANSCEIVE: //发送FIFO中数据 { irqEn = 0x77; waitIRq = 0x30; break; } default: break; }</p><p> Write_MFRC522(CommIEnReg, irqEn | 0x80); //允许中断请求 ClearBitMask(CommIrqReg, 0x80); //清除所有中断请求位 SetBitMask(FIFOLevelReg, 0x80); //FlushBuffer=1, FIFO初始化</p><p> Write_MFRC522(CommandReg, PCD_IDLE); //NO action;取消当前命令 ???</p><p> //向FIFO中写入数据 for (i = 0; i < sendLen; i++) { Write_MFRC522(FIFODataReg, sendData[i]); }</p><p> //执行命令 Write_MFRC522(CommandReg, command); if (command == PCD_TRANSCEIVE) { SetBitMask(BitFramingReg, 0x80); //StartSend=1,transmission of data starts }</p><p> //等待接收数据完成 i = 2000; //i根据时钟频率调整，操作M1卡最大等待时间25ms ??? do { //CommIrqReg[7..0] //Set1 TxIRq RxIRq IdleIRq HiAlerIRq LoAlertIRq ErrIRq TimerIRq n = Read_MFRC522(CommIrqReg); i--; } while ((i != 0) && !(n & 0x01) && !(n & waitIRq));</p><p> ClearBitMask(BitFramingReg, 0x80); //StartSend=0</p><p> if (i != 0) { if (!(Read_MFRC522(ErrorReg) & 0x1B)) //BufferOvfl Collerr CRCErr ProtecolErr { status = MI_OK; if (n & irqEn & 0x01) { status = MI_NOTAGERR; //?? }</p><p> if (command == PCD_TRANSCEIVE) { n = Read_MFRC522(FIFOLevelReg); lastBits = Read_MFRC522(ControlReg) & 0x07; if (lastBits) { *backLen = (n - 1) * 8 + lastBits; } else { *backLen = n * 8; }</p><p> if (n == 0) { n = 1; } if (n > MAX_LEN) { n = MAX_LEN; }</p><p> //读取FIFO中接收到的数据 for (i = 0; i < n; i++) { backData[i] = Read_MFRC522(FIFODataReg); } } } else { status = MI_ERR; }</p><p> }</p><p> //SetBitMask(ControlReg,0x80); //timer stops //Write_MFRC522(CommandReg, PCD_IDLE);</p><p> return status; }</p><p>/* * 函 数 名：MFRC522_Anticoll * 功能描述：防冲突检测，读取选中卡片的卡序列号 * 输入参数：serNum--返回4字节卡序列号,第5字节为校验字节 * 返 回 值：成功返回MI_OK */ uchar MFRC522_Anticoll(uchar *serNum) { uchar status; uchar i; uchar serNumCheck = 0; uint unLen;</p><p> //ClearBitMask(Status2Reg, 0x08); //TempSensclear //ClearBitMask(CollReg,0x80); //ValuesAfterColl Write_MFRC522(BitFramingReg, 0x00); //TxLastBists = BitFramingReg[2..0]</p><p> serNum[0] = PICC_ANTICOLL; serNum[1] = 0x20; status = MFRC522_ToCard(PCD_TRANSCEIVE, serNum, 2, serNum, &unLen);</p><p> if (status == MI_OK) { //校验卡序列号 for (i = 0; i < 4; i++) { serNumCheck ^= serNum[i]; } if (serNumCheck != serNum[i]) { status = MI_ERR; } }</p><p> //SetBitMask(CollReg, 0x80); //ValuesAfterColl=1</p><p> return status; }</p><p>/* * 函 数 名：CalulateCRC * 功能描述：用MF522计算CRC * 输入参数：pIndata--要读数CRC的数据，len--数据长度，pOutData--计算的CRC结果 * 返 回 值：无 */ void CalulateCRC(uchar *pIndata, uchar len, uchar *pOutData) { uchar i, n;</p><p> ClearBitMask(DivIrqReg, 0x04); //CRCIrq = 0 SetBitMask(FIFOLevelReg, 0x80); //清FIFO指针 //Write_MFRC522(CommandReg, PCD_IDLE);</p><p> //向FIFO中写入数据 for (i = 0; i < len; i++) { Write_MFRC522(FIFODataReg, *(pIndata + i)); } Write_MFRC522(CommandReg, PCD_CALCCRC);</p><p> //等待CRC计算完成 i = 0xFF; do { n = Read_MFRC522(DivIrqReg); i--; } while ((i != 0) && !(n & 0x04)); //CRCIrq = 1</p><p> //读取CRC计算结果 pOutData[0] = Read_MFRC522(CRCResultRegL); pOutData[1] = Read_MFRC522(CRCResultRegM); }</p><p>/* * 函 数 名：MFRC522_SelectTag * 功能描述：选卡，读取卡存储器容量 * 输入参数：serNum--传入卡序列号 * 返 回 值：成功返回卡容量 */ uchar MFRC522_SelectTag(uchar *serNum) { uchar i; uchar status; uchar size; uint recvBits; uchar buffer[9];</p><p> //ClearBitMask(Status2Reg, 0x08); //MFCrypto1On=0</p><p> buffer[0] = PICC_SElECTTAG; buffer[1] = 0x70; for (i = 0; i < 5; i++) { buffer[i + 2] = *(serNum + i); } CalulateCRC(buffer, 7, &buffer[7]); //?? status = MFRC522_ToCard(PCD_TRANSCEIVE, buffer, 9, buffer, &recvBits);</p><p> if ((status == MI_OK) && (recvBits == 0x18)) { size = buffer[0]; } else { size = 0; }</p><p> return size; }</p><p>/* * 函 数 名：MFRC522_Auth * 功能描述：验证卡片密码 * 输入参数：authMode--密码验证模式 0x60 = 验证A密钥 0x61 = 验证B密钥 BlockAddr--块地址 Sectorkey--扇区密码 serNum--卡片序列号，4字节 * 返 回 值：成功返回MI_OK */ uchar MFRC522_Auth(uchar authMode, uchar BlockAddr, uchar *Sectorkey, uchar *serNum) { uchar status; uint recvBits; uchar i; uchar buff[12];</p><p> //验证指令+块地址＋扇区密码＋卡序列号 buff[0] = authMode; buff[1] = BlockAddr; for (i = 0; i < 6; i++) { buff[i + 2] = *(Sectorkey + i); } for (i = 0; i < 4; i++) { buff[i + 8] = *(serNum + i); } status = MFRC522_ToCard(PCD_AUTHENT, buff, 12, buff, &recvBits);</p><p> if ((status != MI_OK) || (!(Read_MFRC522(Status2Reg) & 0x08))) { status = MI_ERR; }</p><p> return status; }</p><p>/* * 函 数 名：MFRC522_Read * 功能描述：读块数据 * 输入参数：blockAddr--块地址;recvData--读出的块数据 * 返 回 值：成功返回MI_OK */ uchar MFRC522_Read(uchar blockAddr, uchar *recvData) { uchar status; uint unLen;</p><p> recvData[0] = PICC_READ; recvData[1] = blockAddr; CalulateCRC(recvData, 2, &recvData[2]); status = MFRC522_ToCard(PCD_TRANSCEIVE, recvData, 4, recvData, &unLen);</p><p> if ((status != MI_OK) || (unLen != 0x90)) { status = MI_ERR; }</p><p> return status; }</p><p>/* * 函 数 名：MFRC522_Write * 功能描述：写块数据 * 输入参数：blockAddr--块地址;writeData--向块写16字节数据 * 返 回 值：成功返回MI_OK */ uchar MFRC522_Write(uchar blockAddr, uchar *writeData) { uchar status; uint recvBits; uchar i; uchar buff[18];</p><p> buff[0] = PICC_WRITE; buff[1] = blockAddr; CalulateCRC(buff, 2, &buff[2]); status = MFRC522_ToCard(PCD_TRANSCEIVE, buff, 4, buff, &recvBits);</p><p> if ((status != MI_OK) || (recvBits != 4) || ((buff[0] & 0x0F) != 0x0A)) { status = MI_ERR; }</p><p> if (status == MI_OK) { for (i = 0; i < 16; i++) //向FIFO写16Byte数据 { buff[i] = *(writeData + i); } CalulateCRC(buff, 16, &buff[16]); status = MFRC522_ToCard(PCD_TRANSCEIVE, buff, 18, buff, &recvBits);</p><p> if ((status != MI_OK) || (recvBits != 4) || ((buff[0] & 0x0F) != 0x0A)) { status = MI_ERR; } }</p><p> return status; }</p><p>/* * 函 数 名：MFRC522_Halt * 功能描述：命令卡片进入休眠状态 * 输入参数：无 * 返 回 值：无 */ void MFRC522_Halt(void) { uchar status; uint unLen; uchar buff[4];</p><p> buff[0] = PICC_HALT; buff[1] = 0; CalulateCRC(buff, 2, &buff[2]);</p><p> status = MFRC522_ToCard(PCD_TRANSCEIVE, buff, 4, buff, &unLen); }</p>
