用于mini2440与周立功非接触式ic卡模块通信

1、精选优质文档-倾情为你奉上一个在linux下的串口程序例子    用于mini2440与周立功非接触式ic卡模块的通信头文件#include <QThread>#include <unistd.h>#include <string.h>#include <errno.h>#include <sys/types.h>#include <sys/stat.h>#include <fcntl.h>#include <stdlib.h>#include <std

2、io.h>#include <unistd.h>#include <termios.h>class Cardreader : public QThread    Q_OBJECTpublic:    Cardreader(>。    int fd_port。    int open_port(int comport>。    int set_opt(int

3、 fd,int nSpeed, int nBits, char nEvent, int nStop>。    int initcardreader(int fd_port>。    unsigned int checkcard(int fd_port>。    unsigned int readcardid (int fd_port>。    int beep(int fd_port>。 

4、0;  void autorun(void>。    void sendmessage(int data>。signals:    void message(QString>。protected:private:。cpp文件#include "cardreader.h"Cardreader:Cardreader(>int Cardreader:open_port(int comport>     

5、   /* 打开端口 成功返回文件描述符 失败返回0*/        /*open COM Port*/        /* comport=1 open COM1 comport=2 open COM2 comport=3 open COM3*/        /char *dev="/dev/ttySAC0&qu

6、ot;,"/dev/ttySAC1","/dev/ttySAC2"。        long  vdisable。        int fd。        if (comport=1>         

7、;   fd = open( "/dev/ttySAC0", O_RDWR|O_NOCTTY|O_NDELAY>。                if (0 = fd>                 

8、60;                  emit message("Open port error 1">。                       

9、0;return(0>。                               else if(comport=2>            fd = open(

10、"/dev/ttySAC1", O_RDWR|O_NOCTTY|O_NDELAY>。                if (0 = fd>                      

11、60;          emit message("Open port error 1">。                        return(0>。      &#

12、160;                             else if (comport=3>                

13、0;       fd = open( "/dev/ttySAC2", O_RDWR|O_NOCTTY|O_NDELAY>。                if (0 = fd>             &#

14、160;                       emit message("Open port error 1">。                   &#

15、160;    return(0>。                                    if(fcntl(fd, F_SETFL, 0><0> &

16、#160;                   emit message("Open port error 2">。                return(0>。     

17、               if(isatty(STDIN_FILENO>=0>                     emit message("Open port error 3">。 

18、0;         / return(0>。                return fd。int Cardreader:set_opt(int fd,int nSpeed, int nBits, char nEvent, int nStop>        /

19、* 端口设置，成功返回1，失败返回0 */        /*set patmeter of COM port*/        /*fd:file descript of COM port        nSpeed:baut rate        nBits:unmber

20、of data bits        nEven:PARE mode O:odd E:even N:none        nStop:stop bits*/        struct termios newtio,oldtio。        if  (

21、 tcgetattr( fd,&oldtio>  !=  0>                return 0。        bzero( &newtio, sizeof( newtio > >。       

22、; newtio.c_cflag  |=  CLOCAL | CREAD。        newtio.c_cflag &= CSIZE。        switch( nBits >                

23、case 7:                newtio.c_cflag |= CS7。/7 bits data                break。        case 8: 

24、               newtio.c_cflag |= CS8。/8 bits data                break。            &#

25、160;   switch( nEvent >                case 'O':/odd                newtio.c_cflag |= PARENB。   

26、60;            newtio.c_cflag |= PARODD。                newtio.c_iflag |= (INPCK | ISTRIP>。           

27、     break。        case 'E': /even                newtio.c_iflag |= (INPCK | ISTRIP>。          

28、;      newtio.c_cflag |= PARENB。                newtio.c_cflag &= PARODD。                break。  

29、;      case 'N': /none                newtio.c_cflag &= PARENB。                break。  &

30、#160;     switch( nSpeed >                case 2400:                cfsetispeed(&newtio, B2400>。 

31、60;              cfsetospeed(&newtio, B2400>。                break。        case 4800:   

32、             cfsetispeed(&newtio, B4800>。                cfsetospeed(&newtio, B4800>。         &#

33、160;      break。        case 91000:                cfsetispeed(&newtio, B9600>。          

34、0;     cfsetospeed(&newtio, B9600>。                break。        case :             

35、;   cfsetispeed(&newtio, B57600>。                cfsetospeed(&newtio, B57600>。                break。  

36、;      case :                cfsetispeed(&newtio, B>。                cfsetospeed(&newtio, B>。

37、60;               break。        default:                cfsetispeed(&newtio, B9600>。  &#

38、160;             cfsetospeed(&newtio, B9600>。                break。             

39、60;  if( nStop = 1 >                newtio.c_cflag &=  CSTOPB。        else if ( nStop = 2 >        newtio.c_cf

40、lag |=  CSTOPB。        newtio.c_ccVTIME  = 0。        newtio.c_ccVMIN = 0。        tcflush(fd,TCIFLUSH>。        if(tcse

41、tattr(fd,TCSANOW,&newtio>>!=0>                return 0。        return 1。int Cardreader:initcardreader(int fd_port>        /*

42、 读卡器初始化，成功返回1，失败返回0 */        unsigned char buffer32。        int readnum。        unsigned int timer。        memset(buffer,0,sizeof(buffer>

43、;>。/buffer 缓冲区清0        /发送开始符 0x20        buffer0=0x20。        write(fd_port,buffer,1>。        /等待0x06回应 否则出错退出   

44、0;    usleep(40*1000>。/等待40ms        timer=0。        memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0        do       &

45、#160;                readnum=read(fd_port,buffer,sizeof(buffer>>。                usleep(100>。      &#

46、160;         timer+。                if (timer>1000>/等待超时则退出                  &#

47、160;     return 0。         while (readnum=0>。        if (buffer0!=0x06>                return 0。  &

48、#160;     /发送 0x00 0x52 0x00 0xad 0x03        /usleep(40*1000>。/等待40ms        buffer0=0x00。buffer1=0x52。buffer2=0x00。buffer3=0xad。buffer4=0x03。        w

49、rite(fd_port,buffer,5>。        /等待0x20回应 否则出错退出        usleep(40*1000>。/等待50ms        memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0      &

50、#160; timer=0。        do                        readnum=read(fd_port,buffer,sizeof(buffer>>。      &

51、#160;         usleep(100>。                timer+。                if (timer>1500>/等待超时则

52、退出                        return 0。         while (readnum=0>。        if (buffer0!=0x20> 

53、               return 0。        /发送0x06        buffer0=0x06。        write(fd_port,buffer,1>。 

54、0;      /等待0x00 0x00 0x00 0xff 0x03回应 否则出错退出        usleep(40*1000>。/等待40ms        memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0        timer

55、=0。        do                        readnum=read(fd_port,buffer,sizeof(buffer>>。         

56、;       usleep(100>。                timer+。                if (timer>1000>/等待超时则退出  &#

57、160;                     return 0。         while (readnum=0>。        if (buffer0!=0x00>|(buffer1!=0x00>|(b

58、uffer2!=0x00>|(buffer3!=0xff>|(buffer4!=0x03>>                return 0。        /发送开始符 0x20        buffer0=0x20。   

59、;     write(fd_port,buffer,1>。        /等待0x06回应 否则出错退出        usleep(40*1000>。/等待40ms        memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0 

60、;       timer=0。        do                        readnum=read(fd_port,buffer,sizeof(buffer>>。 

61、;               usleep(100>。                timer+。               &

62、#160;if (timer>1000>/等待超时则退出                        return 0。         while (readnum=0>。       &

63、#160;if (buffer0!=0x06>                return 0。        /发送 00 4c 08 00 00 ff ff ff ff ff ff bb 03        buffer0=0x00。buffer1=0x4c。buffe

64、r2=0x08。buffer3=0x00。buffer4=0x00。buffer5=0xff。buffer6=0xff。        buffer7=0xff。buffer8=0xff。buffer9=0xff。buffer10=0xff。buffer11=0xbb。buffer12=0x03。        write(fd_port,buffer,13>。      

65、;  /等待0x20回应 否则出错退出        usleep(40*1000>。/等待40ms        memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0        timer=0。       

66、 do                        readnum=read(fd_port,buffer,sizeof(buffer>>。                us

67、leep(100>。                timer+。                if (timer>1000>/等待超时则退出          

68、;              return 0。         while (readnum=0>。        if (buffer0!=0x20>           &

69、#160;    return 0。        /发送0x06        buffer0=0x06。        write(fd_port,buffer,1>。        /等待0x00 0x00 0x00 0xff

70、0x03回应 否则出错退出        usleep(40*1000>。/等待40ms        memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0        timer=0。        do &#

71、160;                      readnum=read(fd_port,buffer,sizeof(buffer>>。                usleep(100>。

72、60;               timer+。                if (timer>1000>/等待超时则退出            

73、60;           return 0。         while (readnum=0>。        if (buffer0!=0x00>|(buffer1!=0x00>|(buffer2!=0x00>|(buffer3!=0xff>|(buffer4!=0x03>>

74、60;               return 0。        return 1。unsigned int Cardreader:checkcard(int fd_port>        /* 检查天线范围内有无卡，有返回1，无或失败返回0 */  

75、60;     unsigned char buffer32。        int readnum。        unsigned int timer。        memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0   

76、     /发送开始符 0x20        buffer0=0x20。        write(fd_port,buffer,1>。        /等待0x06回应 否则出错退出        usleep(40*1

77、000>。/等待40ms        timer=0。        memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0        do             &#

78、160;          readnum=read(fd_port,buffer,sizeof(buffer>>。                usleep(100>。            

79、60;   timer+。                if (timer>1000>/等待超时则退出                 /emit message("card found error 1">。&

80、#160;                       return 0。                        

81、0;    while (readnum=0>。        if (buffer0!=0x06>                    emit message("card found error 2">。   

82、60;            return 0。                    /发送 00 41 01 01 be 03        buffer0=0x00。buffer1=0x41。b

83、uffer2=0x01。buffer3=0x01。buffer4=0xbe。buffer5=0x03。        write(fd_port,buffer,6>。        /等待0x20回应 否则出错退出        usleep(40*1000>。/等待50ms      

84、  memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0        timer=0。        do                      

85、;  readnum=read(fd_port,buffer,sizeof(buffer>>。                usleep(100>。                timer+。    

86、;            if (timer>1000>/等待超时则退出                        return 0。       

87、60; while (readnum=0>。        if (buffer0!=0x20>                    emit message("card found error 3">。      &#

88、160;         return 0。                    /发送0x06        buffer0=0x06。       

89、60;write(fd_port,buffer,1>。        /等待0x00 0x00 0x02 0x04 0x00 0xf9 0x03回应        usleep(50*1000>。/等待40ms        memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0 

90、0;      timer=0。        do                        readnum=read(fd_port,buffer,sizeof(buffer>>。 

91、0;              usleep(100>。                timer+。                

92、if (timer>1000>/等待超时则退出                                    emit message("card found error 4">。 &

93、#160;                      return 0。                         

94、0;   while (readnum=0>。        if (buffer0!=0x00>|(buffer1!=0x00>|(buffer2!=0x02>|(buffer3!=0x04>|(buffer4!=0x00>|(buffer5!=0xf9>|(buffer6!=0x03>>             

95、;       /emit message("card found error 5">。            return 0。                return 1。unsigned int Cardreade

96、r:readcardid (int fd_port>        /* 读取卡id号码，成功返回32位整数，无或失败返回0 */        unsigned char buffer32。        int readnum。        unsigned int

97、timer。        unsigned int result。        memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0        /发送开始符 0x20        buffer0=0x20。 &

98、#160;      write(fd_port,buffer,1>。        /等待0x06回应 否则出错退出        usleep(40*1000>。/等待40ms        timer=0。      &#

99、160; memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0        do                        readnum=read(fd_port,buffer,sizeof(buffer>

100、>。                usleep(100>。                timer+。             

101、60;  if (timer>1000>/等待超时则退出                        return 0。         while (readnum=0>。     

102、60;  if (buffer0!=0x06>                return 0。        /发送 00 71 02 00 00 8c 03        buffer0=0x00。buffer1=0x71。buffer2=0x02。

103、buffer3=0x00。buffer4=0x00。buffer5=0x8c。buffer6=0x03。        write(fd_port,buffer,7>。        /等待0x20回应 否则出错退出        usleep(40*1000>。/等待50ms      

104、;  memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0        timer=0。        do                     

105、0;  readnum=read(fd_port,buffer,sizeof(buffer>>。                usleep(100>。                timer+。   

106、0;            if (timer>1000>/等待超时则退出                        return 0。       &#

107、160; while (readnum=0>。        if (buffer0!=0x20>                return 0。        /发送0x06       

108、60;buffer0=0x06。        write(fd_port,buffer,1>。        /等待0x00 0x00 0x04 0x04 . 0x03回应        usleep(40*1000>。/等待40ms        memset(b

109、uffer,0,sizeof(buffer>>。/buffer 缓冲区清0        timer=0。        do                        readnum

110、=read(fd_port,buffer,sizeof(buffer>>。                usleep(100>。                timer+。       &

111、#160;        if (timer>1000>/等待超时则退出                        return 0。         while (readnum=0

112、>。        if (buffer0!=0x00>|(buffer1!=0x00>|(buffer2!=0x04>|(buffer8!=0x03>>                return 0。        result=0。

113、60;       result=buffer3。        result+=buffer4<<8。        result+=buffer5<<16。        result+=buffer6<<24。   &

114、#160;    return result。int Cardreader:beep(int fd_port>        /* 蜂鸣器响，成功返回32位整数，无或失败返回0 */        unsigned char buffer32。        int readnum。  

115、60;     unsigned int timer。        unsigned int result。        memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0        /发送开始符 0x20   

116、0;    buffer0=0x20。        write(fd_port,buffer,1>。        /等待0x06回应 否则出错退出        usleep(40*1000>。/等待40ms        

117、timer=0。        memset(buffer,0,sizeof(buffer>>。/buffer 缓冲区清0        do                        

118、;readnum=read(fd_port,buffer,sizeof(buffer>>。                usleep(100>。                timer+。      

119、;          if (timer>1000>/等待超时则退出                        return 0。         while (r

120、eadnum=0>。        if (buffer0!=0x06>                return 0。        /发送 00 60 04 0a 19 19 01 90 03      

121、;  buffer0=0x00。buffer1=0x60。buffer2=0x04。buffer3=0x0a。buffer4=0x19。buffer5=0x19。buffer6=0x01。buffer7=0x90。buffer8=0x03。        write(fd_port,buffer,9>。        /等待0x20回应 否则出错退出        usleep(40*1000>。