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MSP430F149读写RC522 RFID模块的源代码
模块图片
单片机源程序如下:
- //
- //===========================================================================//
-
- #include "msp430x14x.h"
- #include "PIN_DEF.H"
- #include "RC522.H"
- #include "UART0_Func.c"
- #include "ctype.h"
- #include "BoardConfig.h"
-
- unsigned char UID[5],Temp[4] ;
- unsigned char RF_Buffer[18] ;
- unsigned char Password_Buffer[6]={0xFF,0xFF,0xFF,0xFF,0xFF,0xFF} ; // Mifare One 缺省密码
-
- char MBRX[30] ;
- char MBKeyTP[30] ;
- char Event ;
- unsigned char DISP_MODE,i ; // 编辑控件显示模式
- unsigned char des_on = 0 ; // DES加密标志
- void Key_TP_Task(void) ;
-
- //***************************************************************************//
- // //
- // 初始化主时钟: MCLK = XT1×(FLL_FACTOR+1) //
- // //
- //***************************************************************************//
- void Init_CLK(void)
- {
- unsigned int qq;
- WDTCTL = WDTPW + WDTHOLD ; // 关看门狗
- BCSCTL1 &= ~XT2OFF; //打开XT2高速晶体振荡器
- do
- {
- IFG1 &= ~OFIFG; //Clear oscFault flag清除振荡器失效标志
- for(qq=0xff;qq>0;qq--);
- }while((IFG1&OFIFG)); //oscFault flag still set
-
- BCSCTL2 |= SELM_2; //MCLK=XT2
- //BCSCTL2 |= DIVM_0; //控制MCLK不分频,默认
-
- BCSCTL2 |= SELS; //SMCLK=XT2
- //BCSCTL2 |= DIVS_0; //控制SMCLK不分频,默认
- }
-
- void Delay(unsigned int time)
- {
- unsigned int i,k ;
- for(i=0;i<255;i++)
- for(k=0;k<time;k++)
- _NOP() ;
- }
-
- void Auto_Reader(void)
- {
- while(1)
- {
- if(PcdRequest(0x52,Temp)==MI_OK)
- {
- if(Temp[0]==0x04&&Temp[1]==0x00)
- PutString("MFOne-S50");
- else if(Temp[0]==0x02&&Temp[1]==0x00)
- PutString("MFOne-S70");
- else if(Temp[0]==0x44&&Temp[1]==0x00)
- PutString("MF-UltraLight");
- else if(Temp[0]==0x08&&Temp[1]==0x00)
- PutString("MF-Pro");
- else if(Temp[0]==0x44&&Temp[1]==0x03)
- PutString("MF Desire");
- else
- PutString("Unknown");
- if(PcdAnticoll(UID)==MI_OK)
- {
- PutString0("Card Id is:");
- tochar(UID[0]);
- tochar(UID[1]);
- tochar(UID[2]);
- tochar(UID[3]);
- while (!(IFG1 & UTXIFG0));
- TXBUF0 = '\n'; //发送换行指令
-
- RED_LED_ON ;
- Delay(200) ;
- RED_LED_OFF ;
- Delay(200) ;
- }
- }
- else GRE_LED_OFF ;
- }
- }
-
- void Find_Card(void)
- {
- if(PcdRequest(0x52,Temp)==MI_OK)
- {
- if(Temp[0]==0x04&&Temp[1]==0x00)
- PutString("MFOne-S50");
- else if(Temp[0]==0x02&&Temp[1]==0x00)
- PutString("MFOne-S70");
- else if(Temp[0]==0x44&&Temp[1]==0x00)
- PutString("MF-UltraLight");
- else if(Temp[0]==0x08&&Temp[1]==0x00)
- PutString("MF-Pro");
- else if(Temp[0]==0x44&&Temp[1]==0x03)
- PutString("MF Desire");
- else
- PutString("Unknown");
- PutString("SUCCESS!");
- }
- else PutString("Faile!");
- }
-
- void Init_Port(void)
- {
- P4DIR = RF_LPCTL + RF_SS + RF_SCLK + RF_DATA_OUT ;
- P2DIR |= BIT0+RF_LPCTL + RF_SS + RF_SCLK + RF_DATA_OUT;
- P1DIR = RF_LPCTL + RF_SS + RF_SCLK + RF_DATA_OUT ;
- }
- /*******************************************
- 函数名称:HandleConfigMenu
- 功 能:处理PC的配置函数
- 参 数:inputvalue--接收到的来自PC机的字符
- 返回值 :无
- ********************************************/
- void HandleConfigMenu(uchar inputvalue)
- {
- switch(toupper(inputvalue))
- {
- case 'A':
- Auto_Reader();
- break;
- case 'F':
- Find_Card();
- break;
- default:
- DisplayConfigMenu();
- }
- }
-
-
- void main( void )
- {
- WDTCTL = WDTPW + WDTHOLD ; // 关看门狗
- BoardConfig(0xf0);
- Init_Port();
- InitUART();
- _EINT() ;
- PcdReset();//复位RC522
- PcdAntennaOn();//开启天线发射
- DisplayConfigMenu();
- while(1)
- {
- Send1Char('>');
- Send1Char('\n');
- i=Get1Char();
- HandleConfigMenu(i);
- }
- }
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