物联网海港码头系统
1.1 、智慧塔杆
1.1.1 tcp_server
/**
* 功能：
*/
#include <ESP8266WiFi.h>
//定义最多多少个client可以连接本server(一般不要超过4个)
#define MAX_SRV_CLIENTS 4
//以下三个定义为调试定义
#define DebugBegin(baud_rate) Serial.begin(baud_rate)
#define DebugPrintln(message) Serial.println(message)
#define DebugPrint(message) Serial.print(message)
//路由器WIFI和密码
const char* ssid = "SHDZ";
const char* password = "88888888";
//const char* ssid = "FAST_6422";
//const char* password = "1234567890@";
//静态地址
IPAddress local_IP(192,168,0,200);
IPAddress gateway(192,168,0,1);
IPAddress subnet(255,255,255,0);
//创建server
WiFiServer server(8088);//端口号，随意修改，范围0-65535
//管理clients
WiFiClient serverClients[MAX_SRV_CLIENTS];
void setup() {
DebugBegin(115200);
//连接WIFI
WiFi.config(local_IP, gateway, subnet);//192.168.0.200
WiFi.mode(WIFI_STA);
WiFi.begin(ssid, password);
DebugPrint("\nConnecting to ");
DebugPrintln(ssid);
uint8_t i = 0;
//等待连接
while (WiFi.status() != WL_CONNECTED && i++ < 200) {
delay(500);
DebugPrint(".");
}
if (i == 201) {
DebugPrint("\nCould not connect to ");
DebugPrintln(ssid);
while (1) {
delay(500);
}
}
//启动server
server.begin();
DebugPrint("\nReady! Use 'telnet ");
DebugPrint(WiFi.localIP());
DebugPrintln(" 8088' to connect");
// pinMode(2, OUTPUT);//红外A D0
// pinMode(5, OUTPUT);//红外B D1
// pinMode(4, OUTPUT);//红外C D2
// pinMode(0, OUTPUT);//红外D D3
pinMode(16, INPUT);
// pinMode(14, INPUT);//电机A D5
// pinMode(12, INPUT);//电机A D6
// pinMode(13, INPUT);//电机A D7
// pinMode(15, INPUT);//电机总 D8
}
void loop() {
uint8_t i;
int smoke=0;
String datas[5];
//检测是否有新的client请求进来
if (server.hasClient()) {
//Led灯亮
digitalWrite(2, LOW);
DebugPrintln("yes");
for (i = 0; i < MAX_SRV_CLIENTS; i++) {
//释放旧无效或者断开的client
if (!serverClients[i] || !serverClients[i].connected()) {
if (serverClients[i]) {
serverClients[i].stop();
}
//分配最新的client
serverClients[i] = server.available();
DebugPrint("New client: ");
DebugPrint(i);
break;
}
}
//当达到最大连接数 无法释放无效的client，需要拒绝连接
if (i == MAX_SRV_CLIENTS) {
WiFiClient serverClient = server.available();
serverClient.stop();
DebugPrintln("Connection rejected ");
}
}
//连接情况 用led灯的状态显示
int a=0;
for(int i=0;serverClients[i].connected();i++){
a=1;
}
if(a==0){
digitalWrite(2, HIGH);
delay(500);
digitalWrite(2, LOW);
delay(500);
DebugPrintln("no");
}else{
digitalWrite(2, LOW);
}
smoke=digitalRead(16);//D0
int sensorValue = analogRead(A0);//Esp8266模块 A0模拟量
Serial.println(sensorValue);
for (i = 0; i < MAX_SRV_CLIENTS; i++) {
if (serverClients[i] && serverClients[i].connected()) {
//serverClients[i].println(sbuf, counti);
serverClients[i].println("a,"+String(smoke));
delay(100);
serverClients[i].println("b,"+String(sensorValue));
delay(100);
}
}
// //串口读取到的转发到wifi，因为串口是一位一位的发送所以在这里缓存完再发送
// if(Serial.available()>0){
//// size_t counti = Serial.available();//返回串口缓冲区中当前剩余的字符个数
//// uint8_t sbuf[counti];
//// Serial.readBytes(sbuf, counti);
//// Serial.write(sbuf, counti);
//
// for (i = 0; i < MAX_SRV_CLIENTS; i++) {
// if (serverClients[i] && serverClients[i].connected()) {
// //serverClients[i].println(sbuf, counti);
//// serverClients[i].write(sbuf, counti);
//
// serverClients[i].write(smoke);
// delay(100);
// }
// }
// }else{
// for (i = 0; i < MAX_SRV_CLIENTS; i++) {
// //释放旧无效或者断开的client
// if (serverClients[i].connected()) {
// serverClients[i].println("null");
// delay(200);
// }
// }
// }
delay(100);
}
1.1.2 Tower
/**
功能：
*/
#include <ESP8266WiFi.h>
//定义最多多少个client可以连接本server(一般不要超过4个)
#define MAX_SRV_CLIENTS 4
//路由器WIFI和密码
const char* ssid = "SHDZ";
const char* password = "88888888";
//const char* ssid = "FAST_6422";
//const char* password = "1234567890@";
//静态地址
IPAddress local_IP(192, 168, 0, 203);
IPAddress gateway(192, 168, 0, 1);
IPAddress subnet(255, 255, 255, 0);
//创建server
WiFiServer server(8088);//端口号，随意修改，范围0-65535
//管理clients
WiFiClient serverClients[MAX_SRV_CLIENTS];
int infrared = 0;
int a;
int i = 0;
void setup() {
Serial.begin(1200);
//连接WIFI
MyconnectWIFI();
//启动server
server.begin();
pinMode(2, OUTPUT);
digitalWrite(2, LOW);
}
void loop() {
//检测新的Client
NewClient();
//LED指示灯
LEDstate();
//把收到的客户端数据发送到串口
ReceiveData();
//串口数据发送到客户端
SendData();
}
//连接WIFI
void MyconnectWIFI() {
//连接WIFI
WiFi.config(local_IP, gateway, subnet);//192.168.0.200
WiFi.mode(WIFI_STA);
WiFi.begin(ssid, password);
// Serial.print("\nConnecting to ");
// Serial.println(ssid);
//等待连接
uint8_t i = 0;
while (WiFi.status() != WL_CONNECTED && i++ < 200) {
delay(500);
Serial.print(".");
}
if (i == 201) {
// Serial.print("\nCould not connect to ");
// Serial.println(ssid);
while (1) {
delay(500);
}
} else {
// Serial.print("\nReady! Use 'telnet ");
Serial.print(WiFi.localIP());
// Serial.println(" :8088");
}
}
//有客户端连接时常亮，无连接时闪烁
void LEDstate() {
//连接情况 用led灯的状态显示
a = 0;
for (int i = 0; serverClients[i].connected(); i++) {
a = 1;
}
if (a == 0) {
digitalWrite(2, HIGH);
delay(500);
digitalWrite(2, LOW);
delay(500);
// Serial.println("no");
} else {
digitalWrite(2, LOW);
}
}
//检测新的client
void NewClient() {
//检测是否有新的client请求进来
if (server.hasClient()) {
for (i = 0; i < MAX_SRV_CLIENTS; i++) {
//释放旧无效或者断开的client
if (!serverClients[i] || !serverClients[i].connected()) {
if (serverClients[i]) {
serverClients[i].stop();
}
//分配最新的client
serverClients[i] = server.available();
// Serial.print("New client: ");
// Serial.print(i);
break;
}
}
//当达到最大连接数 无法释放无效的client，需要拒绝连接
if (i == MAX_SRV_CLIENTS) {
WiFiClient serverClient = server.available();
serverClient.stop();
// Serial.println("Connection rejected ");
}
}
}
//把收到的客户端数据发送到串口
void ReceiveData() {
for (i = 0; i < MAX_SRV_CLIENTS; i++) {
if (serverClients[i] && serverClients[i].connected()) {
while (serverClients[i].available())
{
char data = serverClients[i].read();
Serial.print(data);
}
}
}
}
//把串口数据发送到客户端
void SendData() {
while (Serial.available()) { //串口读取到的转发到wifi，因为串口是一位一位的发送所以在这里缓存完再发送
size_t counti = Serial.available();
uint8_t sbuf[counti];
Serial.readBytes(sbuf, counti);
// Serial.write(sbuf, counti);
//将数据发送给客户端
for (i = 0; i < MAX_SRV_CLIENTS; i++) {
if (serverClients[i] && serverClients[i].connected()) {
//serverClients[i].println(sbuf, counti);
serverClients[i].write(sbuf, counti);
delay(10);
}
}
}
}1.1.3 Tower_arduino
float a0 = 0;
float a1 = 0;
float a2 = 0;
float a3 = 0;
float a4 = 0;
int b1 = 0;
int b2 = 0;
void setup() {
Serial.begin(1200);
pinMode(13, INPUT);//烟雾
pinMode(11, INPUT);//水浸
pinMode(12, OUTPUT);
digitalWrite(12, LOW);
}
void loop() {
int datas[4];
a0 = analogRead(A0) * (5.0 / 1023.0); //温度
a1 = analogRead(A1) * (5.0 / 1023.0); //湿度
// a2 = analogRead(A2) * (5.0 / 1023.0); //水位
a3 = analogRead(A3) * (5.0 / 1023.0); //风速
a4 = analogRead(A4) * (5.0 / 1023.0); //风向
b1 = digitalRead(13);//烟雾
b2 = digitalRead(11);//水浸
Serial.println("a," + String(a0 * 20-40));
delay(300);
Serial.println("b," + String(a1 * 20 - 20));
delay(300);
// Serial.println("c," + String(a2));
// Serial.println("c," + String(b2));
if (b2 == 1) {
Serial.println("c,有水");
} else {
Serial.println("c,无水");
}
delay(300);
Serial.println("d," + String(a3 * 6));
delay(300);
// Serial.println("e," + String(a4));
if(a4>=4.69&&a4<=5||a4>=0&&a4<0.31){Serial.println("e,北");}else
if(a4>=0.31&&a4<0.94){Serial.println("e,东北");}else
if(a4>=94&&a4<1.56){Serial.println("e,东");}else
if(a4>=1.56&&a4<2.19){Serial.println("e,东南");}else
if(a4>=2.19&&a4<2.81){Serial.println("e,南");}else
if(a4>=2.81&&a4<3.44){Serial.println("e,西南");}else
if(a4>=3.44&&a4<4.06){Serial.println("e,西");}else
if(a4>=4.06&&a4<4.69){Serial.println("e,西北");}
delay(300);
Serial.println("f," + String(b1));
delay(500);
char data = '0';
//接收数据
if (Serial.available()) {
data = Serial.read();
if (data == 'a') {
digitalWrite(12, HIGH);
} else {
digitalWrite(12, LOW);
}
} else {
delay(100);
}
}2.1 arduino RFID
2.1.1、android APP客户端
android APP安装包下载地址 https://www.lanzous.com/i6w7a8d
android studio开发源码下载地址 https://www.lanzous.com/i6w7b0b
2.1.2、ESP8266_client
/*
把8266作为TCPcleint，加入手机创建的tcpServer中
*/
#include<ESP8266WiFi.h>
//WIFI名字和密码
const char* ssid = "iCloud_TP";
const char* password = "icloud_TP";
const char *host = "192.168.1.220"; //修改为手机的的tcpServer服务端的IP地址，即手机在路由器上的ip
const int tcpPort = 8088;//sfq 修改为你建立的Server服务端的端口号
WiFiClient client;
//连接标识
int a = 0;
void setup()
{
Serial.begin(9600);
ConnectWIFI();
pinMode(16, INPUT);// D0
pinMode(5, INPUT);// D1
pinMode(4, INPUT);// D2
pinMode(0, INPUT);// D3
pinMode(2, OUTPUT);// D4
pinMode(14, OUTPUT);// D5
pinMode(12, OUTPUT);// D6
pinMode(13, OUTPUT);// D7
pinMode(15, OUTPUT);// D8
digitalWrite(2, HIGH);
digitalWrite(14, HIGH);
}
void loop()
{
if (a == 1) {
//串口数据发送到客户端
Senddata();
} else {
//连接服务端
ConnectServer();
}
//连接服务端并用led灯表示连接状态
LEDstate();
// //接收server数据发送到串口
// Readdata();
}
//连接WIFI
void ConnectWIFI() {
WiFi.begin(ssid, password);
//等待连接
uint8_t i = 0;
while (WiFi.status() != WL_CONNECTED && i++ < 200) {
delay(500);
// Serial.print(".");
}
//连接失败
if (i == 201) {
// Serial.println("\nCould not connect WIFI. ");
while (1) {
delay(500);
}
} else {
// Serial.println("connect WIFI ok");
}
}
//led灯连接时常亮，未连接时闪烁
void LEDstate() {
//连接情况 用led灯的状态显示
a = 0;
for (int i = 0; client.connected(); i++) {
a = 1;
break;
}
if (a == 0) {
digitalWrite(2, HIGH);
delay(500);
digitalWrite(2, LOW);
delay(500);
} else {
digitalWrite(2, LOW);
}
}
//连接服务端
void ConnectServer() {
while (!client.connected())
{
if (!client.connect(host, tcpPort)) {
digitalWrite(2, HIGH);
delay(500);
digitalWrite(2, LOW);
delay(500);
}
}
}
//串口数据发送到服务器
void Senddata() {
//串口读取到的转发到wifi，因为串口是一位一位的发送所以在这里缓存完再发送
while (Serial.available())
{
size_t counti = Serial.available();
uint8_t sbuf[counti];
Serial.readBytes(sbuf, counti);
client.write(sbuf, counti);
// Serial.write(sbuf, counti);
// Serial.println("send over!");
}
// //直接发送
// client.println(String("222222"));
// delay(2000);
}
//void Readdata() {
// //读取从server返回到响应数据
// String line = client.readStringUntil('\r');
// Serial.println(line);
//}2.1.3、arduino_uno寻卡
/*
文 件 名：RFID.pde
RFID模块 Arduino (UNO)
VCC 3.3V
RST 5
GND GND
MISO 12
MOSI 11
SCK 13
NSS 10
IRQ (不接)
RFID模块 Arduino (2560)
VCC 3.3V
RST 5
GND GND
MISO 50
MOSI 51
SCK 52
NSS 53
IRQ (不接)
功能描述：Mifare1 寻卡→防冲突→选卡→读写 接口
*/
// the sensor communicates using SPI, so include the library:
#include <SPI.h>
#define uchar unsigned char
#define uint unsigned int
//数组最大长度
#define MAX_LEN 16
/////////////////////////////////////////////////////////////////////
//set the pin
/////////////////////////////////////////////////////////////////////
const int chipSelectPin = 10;//如果控制板为UNO,328,168
//const int chipSelectPin = 53; //如果控制板为mega 2560,1280
const int NRSTPD = 5;
//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
//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 0x95 //选卡93
#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
#define PICC_INCREMENT 0xC1
#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
//和MF522通讯时返回的错误代码
#define MI_OK 0
#define MI_NOTAGERR (-1) //1
#define MI_ERR (-2) //2
//------------------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
//-----------------------------------------------
//4字节卡序列号，第5字节为校验字节
uchar serNum[5];
uchar writeDate[16] = {'T', 'e', 'n', 'g', ' ', 'B', 'o', 0, 0, 0, 0, 0, 0, 0, 0, 0};
//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},
{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, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xff, 0x07, 0x80, 0x69, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
};
void setup() {
Serial.begin(9600); // RFID reader SOUT pin connected to Serial RX pin at 2400bps RFID阅读SOUT引脚以2400bps连接到串行RX引脚
// start the SPI library:
SPI.begin();
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);
//初始化RC522
MFRC522_Init();
}
void loop()
{
uchar i, tmp;
uchar status;
uchar str[MAX_LEN];
uchar RC_size;
uchar blockAddr; //选择操作的块地址0～63
//寻卡，返回卡类型
status = MFRC522_Request(PICC_REQIDL, str);
if (status == MI_OK)
{
// Serial.println("cardtype");
// Serial.println(str);
}
//防冲撞，返回卡的序列号 4字节
status = MFRC522_Anticoll(str);
memcpy(serNum, str, 5);
if (status == MI_OK)
{
//输出卡号
String str = "a,";
for (int i = 0; i < 5; i++) {
str += serNum[i];
}
Serial.println(str);
delay(1000);
}
// //选卡，返回卡容量
// RC_size = MFRC522_SelectTag(serNum);
// if (RC_size != 0) {
// Serial.print("serNum");
// }
//
// //写数据卡
// blockAddr = 7; //数据块7
// status = MFRC522_Auth(PICC_AUTHENT1A, blockAddr, sectorKeyA[blockAddr / 4], serNum); //认证
// if (status == MI_OK)
// {
// //写数据
// status = MFRC522_Write(blockAddr, sectorNewKeyA[blockAddr / 4]);
// Serial.print("set the new card password, and can modify the data of the Sector: ");
// Serial.print(blockAddr / 4, DEC);
//
// //写数据
// blockAddr = blockAddr - 3 ;
// status = MFRC522_Write(blockAddr, writeDate);
// if (status == MI_OK)
// {
// Serial.println("OK!");
// }
// }
//
// //读卡
// blockAddr = 7; //数据块7
// status = MFRC522_Auth(PICC_AUTHENT1A, blockAddr, sectorNewKeyA[blockAddr / 4], serNum); //认证
// if (status == MI_OK)
// {
// //读数据
// blockAddr = blockAddr - 3 ;
// status = MFRC522_Read(blockAddr, str);
// if (status == MI_OK)
// {
// Serial.println("Read from the card ,the data is : ");
// for (i = 0; i < 16; i++)
// {
// Serial.print(str[i]);
// }
// Serial.println(" \n");
// }
// }
// //Serial.println(" ");
// MFRC522_Halt(); //命令卡片进入休眠状态
}
/*
函 数 名：Write_MFRC5200
功能描述：向MFRC522的某一寄存器写一个字节数据
输入参数：addr--寄存器地址；val--要写入的值
返 回 值：无
*/
void Write_MFRC522(uchar addr, uchar val)
{
digitalWrite(chipSelectPin, LOW);
//地址格式：0XXXXXX0
SPI.transfer((addr << 1) & 0x7E);
SPI.transfer(val);
digitalWrite(chipSelectPin, HIGH);
}
/*
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;
digitalWrite(chipSelectPin, LOW);
//地址格式：1XXXXXX0
SPI.transfer(((addr << 1) & 0x7E) | 0x80);
val = SPI.transfer(0x00);
digitalWrite(chipSelectPin, HIGH);
return val;
}
/*
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
}
/*
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
}
/*
函 数 名：AntennaOn
功能描述：开启天线,每次启动或关闭天线发射之间应至少有1ms的间隔
输入参数：无
返 回 值：无
*/
void AntennaOn(void)
{
uchar temp;
temp = Read_MFRC522(TxControlReg);
if (!(temp & 0x03))
{
SetBitMask(TxControlReg, 0x03);
}
}
/*
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);
}
/*
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);
}
/*
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);
MFRC522_Reset();
//////////////////////////////////////////////
delay(500);/////////////////////////////////
///////////////////////////////////////////////
//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);
Write_MFRC522(TxAutoReg, 0x40); //100%ASK
Write_MFRC522(ModeReg, 0x3D); //CRC初始值0x6363 ???
//ClearBitMask(Status2Reg, 0x08); //MFCrypto1On=0
//Write_MFRC522(RxSelReg, 0x86); //RxWait = RxSelReg[5..0]
//Write_MFRC522(RFCfgReg, 0x7F); //RxGain = 48dB
AntennaOn(); //打开天线
}
/*
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
Write_MFRC522(BitFramingReg, 0x07); //TxLastBists = BitFramingReg[2..0] ???
TagType[0] = reqMode;
status = MFRC522_ToCard(PCD_TRANSCEIVE, TagType, 1, TagType, &backBits);
if ((status != MI_OK) || (backBits != 0x10))
{
status = MI_ERR;
}
return status;
}
/*
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;
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;
}
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
Write_MFRC522(CommandReg, PCD_IDLE); //NO action;取消当前命令 ???
//向FIFO中写入数据
for (i = 0; i < sendLen; i++)
{
Write_MFRC522(FIFODataReg, sendData[i]);
}
//执行命令
Write_MFRC522(CommandReg, command);
if (command == PCD_TRANSCEIVE)
{
SetBitMask(BitFramingReg, 0x80); //StartSend=1,transmission of data starts
}
//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));
ClearBitMask(BitFramingReg, 0x80); //StartSend=0
if (i != 0)
{
if (!(Read_MFRC522(ErrorReg) & 0x1B)) //BufferOvfl Collerr CRCErr ProtecolErr
{
status = MI_OK;
if (n & irqEn & 0x01)
{
status = MI_NOTAGERR; //??
}
if (command == PCD_TRANSCEIVE)
{
n = Read_MFRC522(FIFOLevelReg);
lastBits = Read_MFRC522(ControlReg) & 0x07;
if (lastBits)
{
*backLen = (n - 1) * 8 + lastBits;
}
else
{
*backLen = n * 8;
}
if (n == 0)
{
n = 1;
}
if (n > MAX_LEN)
{
n = MAX_LEN;
}
//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;
}
}
//SetBitMask(ControlReg,0x80); //timer stops
//Write_MFRC522(CommandReg, PCD_IDLE);
return status;
}
/*
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;
//ClearBitMask(Status2Reg, 0x08); //TempSensclear
//ClearBitMask(CollReg,0x80); //ValuesAfterColl
Write_MFRC522(BitFramingReg, 0x00); //TxLastBists = BitFramingReg[2..0]
serNum[0] = PICC_ANTICOLL;
serNum[1] = 0x20;
status = MFRC522_ToCard(PCD_TRANSCEIVE, serNum, 2, serNum, &unLen);
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;
}
}
//SetBitMask(CollReg, 0x80); //ValuesAfterColl=1
return status;
}
/*
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;
ClearBitMask(DivIrqReg, 0x04); //CRCIrq = 0
SetBitMask(FIFOLevelReg, 0x80); //清FIFO指针
//Write_MFRC522(CommandReg, PCD_IDLE);
//向FIFO中写入数据
for (i = 0; i < len; i++)
{
Write_MFRC522(FIFODataReg, *(pIndata + i));
}
//向MFRC522的某一寄存器写一个字节数据
Write_MFRC522(CommandReg, PCD_CALCCRC);
//等待CRC计算完成
i = 0xFF;
do
{
n = Read_MFRC522(DivIrqReg);
i--;
}
while ((i != 0) && !(n & 0x04)); //CRCIrq = 1
//读取CRC计算结果
pOutData[0] = Read_MFRC522(CRCResultRegL);
pOutData[1] = Read_MFRC522(CRCResultRegM);
}
/*
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];
//ClearBitMask(Status2Reg, 0x08); //MFCrypto1On=0
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);
if ((status == MI_OK) && (recvBits == 0x18))
{
size = buffer[0];
}
else
{
size = 0;
}
return size;
}
/*
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];
//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);
if ((status != MI_OK) || (!(Read_MFRC522(Status2Reg) & 0x08)))
{
status = MI_ERR;
}
return status;
}
/*
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;
recvData[0] = PICC_READ;
recvData[1] = blockAddr;
CalulateCRC(recvData, 2, &recvData[2]);
status = MFRC522_ToCard(PCD_TRANSCEIVE, recvData, 4, recvData, &unLen);
if ((status != MI_OK) || (unLen != 0x90))
{
status = MI_ERR;
}
return status;
}
/*
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];
buff[0] = PICC_WRITE;
buff[1] = blockAddr;
CalulateCRC(buff, 2, &buff[2]);
status = MFRC522_ToCard(PCD_TRANSCEIVE, buff, 4, buff, &recvBits);
if ((status != MI_OK) || (recvBits != 4) || ((buff[0] & 0x0F) != 0x0A))
{
status = MI_ERR;
}
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);
if ((status != MI_OK) || (recvBits != 4) || ((buff[0] & 0x0F) != 0x0A))
{
status = MI_ERR;
}
}
return status;
}
/*
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];
buff[0] = PICC_HALT;
buff[1] = 0;
CalulateCRC(buff, 2, &buff[2]);
status = MFRC522_ToCard(PCD_TRANSCEIVE, buff, 4, buff, &unLen);
}