基于51,人体红外感应和RC522的门禁系统
总结一下最近学的东西,这两天学的东西,rfid门卡系统终于弄出来来了,这个程序算现在写过的比较满意的程序,大家可以参考参考
主函数:
rc522.c
#include
#include
#include "mian.h"
#include "rc522.h"
#define MAXRLEN 18
/////////////////////////////////////////////////////////////////////
//功 能:寻卡
//参数说明: req_code[IN]:寻卡方式
// 0x52 = 寻感应区内所有符合14443A标准的卡
// 0x26 = 寻未进入休眠状态的卡
// pTagType[OUT]:卡片类型代码
// 0x4400 = Mifare_UltraLight
// 0x0400 = Mifare_One(S50)
// 0x0200 = Mifare_One(S70)
// 0x0800 = Mifare_Pro(X)
// 0x4403 = Mifare_DESFire
//返 回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
char PcdRequest(unsigned char req_code,unsigned char *pTagType)
{
char status;
unsigned int unLen;
unsigned char ucComMF522Buf[MAXRLEN];
ClearBitMask(Status2Reg,0x08);
WriteRawRC(BitFramingReg,0x07);
SetBitMask(TxControlReg,0x03);
ucComMF522Buf[0] = req_code;
status =PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,1,ucComMF522Buf,&unLen);
if ((status == MI_OK) && (unLen == 0x10))
{
*pTagType = ucComMF522Buf[0];
*(pTagType+1) = ucComMF522Buf[1];
}
else
{ status = MI_ERR; }
return status;
}
/////////////////////////////////////////////////////////////////////
//功 能:防冲撞
//参数说明: pSnr[OUT]:卡片序列号,4字节
//返 回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
char PcdAnticoll(unsigned char *pSnr)
{
char status;
unsigned char i,snr_check=0;
unsigned int unLen;
unsigned char ucComMF522Buf[MAXRLEN];
ClearBitMask(Status2Reg,0x08);
WriteRawRC(BitFramingReg,0x00);
ClearBitMask(CollReg,0x80);
ucComMF522Buf[0] = PICC_ANTICOLL1;
ucComMF522Buf[1] = 0x20;
status =PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,2,ucComMF522Buf,&unLen);
if (status == MI_OK)
{
for (i=0; i<4; i++)
{
*(pSnr+i) = ucComMF522Buf[i];
snr_check ^= ucComMF522Buf[i];
}
if (snr_check != ucComMF522Buf[i])
{ status = MI_ERR; }
}
SetBitMask(CollReg,0x80);
return status;
}
/////////////////////////////////////////////////////////////////////
//功 能:选定卡片
//参数说明: pSnr[IN]:卡片序列号,4字节
//返 回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
/*char PcdSelect(unsigned char *pSnr)
{
char status;
unsigned char i;
unsigned int unLen;
unsigned char ucComMF522Buf[MAXRLEN];
ucComMF522Buf[0] = PICC_ANTICOLL1;
ucComMF522Buf[1] = 0x70;
ucComMF522Buf[6] = 0;
for (i=0; i<4; i++)
{
ucComMF522Buf[i+2] = *(pSnr+i);
ucComMF522Buf[6] ^= *(pSnr+i);
}
CalulateCRC(ucComMF522Buf,7,&ucComMF522Buf[7]);
ClearBitMask(Status2Reg,0x08);
status =PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,9,ucComMF522Buf,&unLen);
if ((status == MI_OK) && (unLen == 0x18))
{ status = MI_OK; }
else
{ status = MI_ERR; }
return status;
}
*/
/////////////////////////////////////////////////////////////////////
//功 能:验证卡片密码
//参数说明: auth_mode[IN]: 密码验证模式
// 0x60 = 验证A密钥
// 0x61 = 验证B密钥
// addr[IN]:块地址
// pKey[IN]:密码
// pSnr[IN]:卡片序列号,4字节
//返 回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
/*char PcdAuthState(unsigned char auth_mode,unsigned char addr,unsigned char*pKey,unsigned char *pSnr)
{
char status;
unsigned int unLen;
unsigned char i,ucComMF522Buf[MAXRLEN];
ucComMF522Buf[0] = auth_mode;
ucComMF522Buf[1] = addr;
for (i=0; i<6; i++)
{ ucComMF522Buf[i+2] = *(pKey+i); }
for (i=0; i<6; i++)
{ ucComMF522Buf[i+8] = *(pSnr+i); }
// memcpy(&ucComMF522Buf[2], pKey, 6);
// memcpy(&ucComMF522Buf[8], pSnr, 4);
status =PcdComMF522(PCD_AUTHENT,ucComMF522Buf,12,ucComMF522Buf,&unLen);
if ((status != MI_OK) || (!(ReadRawRC(Status2Reg) & 0x08)))
{ status = MI_ERR; }
return status;
}
*/
/////////////////////////////////////////////////////////////////////
//功 能:读取M1卡一块数据
//参数说明: addr[IN]:块地址
// pData[OUT]:读出的数据,16字节
//返 回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
/*char PcdRead(unsigned char addr,unsigned char *pData)
{
char status;
unsigned int unLen;
unsigned char i,ucComMF522Buf[MAXRLEN];
ucComMF522Buf[0] = PICC_READ;
ucComMF522Buf[1] = addr;
CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
status =PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
if ((status == MI_OK) && (unLen == 0x90))
// { memcpy(pData, ucComMF522Buf, 16); }
{
for (i=0; i<16; i++)
{ *(pData+i) = ucComMF522Buf[i]; }
}
else
{ status = MI_ERR; }
return status;
}
*/
/////////////////////////////////////////////////////////////////////
//功 能:写数据到M1卡一块
//参数说明: addr[IN]:块地址
// pData[IN]:写入的数据,16字节
//返 回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
/*char PcdWrite(unsigned char addr,unsigned char *pData)
{
char status;
unsigned int unLen;
unsigned char i,ucComMF522Buf[MAXRLEN];
ucComMF522Buf[0] = PICC_WRITE;
ucComMF522Buf[1] = addr;
CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
status =PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) !=0x0A))
{ status = MI_ERR; }
if (status == MI_OK)
{
//memcpy(ucComMF522Buf, pData, 16);
for (i=0; i<16; i++)
{ ucComMF522Buf[i] = *(pData+i); }
CalulateCRC(ucComMF522Buf,16,&ucComMF522Buf[16]);
status =PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,18,ucComMF522Buf,&unLen);
if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) !=0x0A))
{ status = MI_ERR; }
}
return status;
}
*/
/////////////////////////////////////////////////////////////////////
//功 能:扣款和充值
//参数说明: dd_mode[IN]:命令字
// 0xC0 = 扣款
// 0xC1 = 充值
// addr[IN]:钱包地址
// pValue[IN]:4字节增(减)值,低位在前
//返 回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
// char PcdValue(unsigned char dd_mode,unsigned char addr,unsigned char*pValue)
// {
// char status;
// unsigned int unLen;
// unsigned char i,ucComMF522Buf[MAXRLEN];
//
// ucComMF522Buf[0] = dd_mode;
// ucComMF522Buf[1] = addr;
// CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
// status =PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
// if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) !=0x0A))
// { status = MI_ERR; }
//
// if (status == MI_OK)
// {
// // memcpy(ucComMF522Buf, pValue, 4);
// for (i=0; i<16; i++)
// { ucComMF522Buf[i] = *(pValue+i); }
// CalulateCRC(ucComMF522Buf,4,&ucComMF522Buf[4]);
// unLen = 0;
// status =PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,6,ucComMF522Buf,&unLen);
// if (status != MI_ERR)
// { status = MI_OK; }
// }
//
// if (status == MI_OK)
// {
// ucComMF522Buf[0] = PICC_TRANSFER;
// ucComMF522Buf[1] = addr;
// CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
//
// status =PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
// if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) !=0x0A))
// { status = MI_ERR; }
// }
// return status;
// }
/////////////////////////////////////////////////////////////////////
//功 能:备份钱包
//参数说明: sourceaddr[IN]:源地址
// goaladdr[IN]:目标地址
//返 回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
// char PcdBakValue(unsigned char sourceaddr, unsigned char goaladdr)
// {
// char status;
// unsigned int unLen;
// unsigned char ucComMF522Buf[MAXRLEN];
// ucComMF522Buf[0] = PICC_RESTORE;
// ucComMF522Buf[1] = sourceaddr;
// CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
//
// status =PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
// if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) !=0x0A))
// { status = MI_ERR; }
//
// if (status == MI_OK)
// {
// ucComMF522Buf[0] = 0;
// ucComMF522Buf[1] = 0;
// ucComMF522Buf[2] = 0;
// ucComMF522Buf[3] = 0;
// CalulateCRC(ucComMF522Buf,4,&ucComMF522Buf[4]);
//
// status =PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,6,ucComMF522Buf,&unLen);
// if (status != MI_ERR)
// { status = MI_OK; }
// }
//
// if (status != MI_OK)
// { return MI_ERR; }
//
// ucComMF522Buf[0] = PICC_TRANSFER;
// ucComMF522Buf[1] = goaladdr;
// CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
//
// status =PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
// if ((status != MI_OK) || (unLen != 4) || ((ucComMF522Buf[0] & 0x0F) !=0x0A))
// { status = MI_ERR; }
// return status;
// }
/////////////////////////////////////////////////////////////////////
//功 能:命令卡片进入休眠状态
//返 回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
char PcdHalt(void)
{
char status;
unsigned int unLen;
unsigned char ucComMF522Buf[MAXRLEN];
ucComMF522Buf[0] = PICC_HALT;
ucComMF522Buf[1] = 0;
CalulateCRC(ucComMF522Buf,2,&ucComMF522Buf[2]);
status =PcdComMF522(PCD_TRANSCEIVE,ucComMF522Buf,4,ucComMF522Buf,&unLen);
return MI_OK;
}
/////////////////////////////////////////////////////////////////////
//用MF522计算CRC16函数
/////////////////////////////////////////////////////////////////////
void CalulateCRC(unsigned char *pIndata,unsigned char len,unsigned char*pOutData)
{
unsigned char i,n;
ClearBitMask(DivIrqReg,0x04);
WriteRawRC(CommandReg,PCD_IDLE);
SetBitMask(FIFOLevelReg,0x80);
for (i=0; i
{ WriteRawRC(FIFODataReg, *(pIndata+i)); }
WriteRawRC(CommandReg, PCD_CALCCRC);
i = 0xFF;
do
{
n = ReadRawRC(DivIrqReg);
i--;
}
while ((i!=0) && !(n&0x04));
pOutData[0] = ReadRawRC(CRCResultRegL);
pOutData[1] = ReadRawRC(CRCResultRegM);
}
/////////////////////////////////////////////////////////////////////
//功 能:复位RC522
//返 回: 成功返回MI_OK
/////////////////////////////////////////////////////////////////////
char PcdReset(void)
{
MF522_RST=1;
_nop_();
MF522_RST=0;
_nop_();
MF522_RST=1;
_nop_();
WriteRawRC(CommandReg,PCD_RESETPHASE);
_nop_();
WriteRawRC(ModeReg,0x3D); //和Mifare卡通讯,CRC初始值0x6363
WriteRawRC(TReloadRegL,30);
WriteRawRC(TReloadRegH,0);
WriteRawRC(TModeReg,0x8D);
WriteRawRC(TPrescalerReg,0x3E);
WriteRawRC(TxAutoReg,0x40);
return MI_OK;
}
//////////////////////////////////////////////////////////////////////
//设置RC632的工作方式
//////////////////////////////////////////////////////////////////////
char M500PcdConfigISOType(unsigned char type)
{
if (type == 'A') //ISO14443_A
{
ClearBitMask(Status2Reg,0x08);
/* WriteRawRC(CommandReg,0x20); //as default
WriteRawRC(ComIEnReg,0x80); //as default
WriteRawRC(DivlEnReg,0x0); //as default
WriteRawRC(ComIrqReg,0x04); //as default
WriteRawRC(DivIrqReg,0x0); //as default
WriteRawRC(Status2Reg,0x0);//80 //trun off temperature sensor
WriteRawRC(WaterLevelReg,0x08); //as default
WriteRawRC(ControlReg,0x20); //as default
WriteRawRC(CollReg,0x80); //as default
*/
WriteRawRC(ModeReg,0x3D);//3F
/* WriteRawRC(TxModeReg,0x0); //as default???
WriteRawRC(RxModeReg,0x0); //as default???
WriteRawRC(TxControlReg,0x80); //as default???
WriteRawRC(TxSelReg,0x10); //as default???
*/
WriteRawRC(RxSelReg,0x86);//84
// WriteRawRC(RxThresholdReg,0x84);//as default
// WriteRawRC(DemodReg,0x4D); //as default
// WriteRawRC(ModWidthReg,0x13);//26
WriteRawRC(RFCfgReg,0x7F); //4F
/* WriteRawRC(GsNReg,0x88); //as default???
WriteRawRC(CWGsCfgReg,0x20); //as default???
WriteRawRC(ModGsCfgReg,0x20); //as default???
*/
WriteRawRC(TReloadRegL,30);//tmoLength);// TReloadVal = 'h6a=tmoLength(dec)
WriteRawRC(TReloadRegH,0);
WriteRawRC(TModeReg,0x8D);
WriteRawRC(TPrescalerReg,0x3E);
// PcdSetTmo(106);
DelayMs(1);
PcdAntennaOn();
}
else{ return -1; }
return MI_OK;
}
/////////////////////////////////////////////////////////////////////
//功 能:读RC632寄存器
//参数说明:Address[IN]:寄存器地址
//返 回:读出的值
/////////////////////////////////////////////////////////////////////
unsigned char ReadRawRC(unsigned char Address)
{
unsigned char i, ucAddr;
unsigned char ucResult=0;
MF522_SCK = 0;
MF522_NSS = 0;
ucAddr = ((Address<<1)&0x7E)|0x80;
for(i=8;i>0;i--)
{
MF522_SI = ((ucAddr&0x80)==0x80);
MF522_SCK = 1;
ucAddr <<= 1;
MF522_SCK = 0;
}
for(i=8;i>0;i--)
{
MF522_SCK = 1;
ucResult <<= 1;
ucResult|=(bit)MF522_SO;
MF522_SCK = 0;
}
MF522_NSS = 1;
MF522_SCK = 1;
return ucResult;
}
/////////////////////////////////////////////////////////////////////
//功 能:写RC632寄存器
//参数说明:Address[IN]:寄存器地址
// value[IN]:写入的值
/////////////////////////////////////////////////////////////////////
void WriteRawRC(unsigned char Address, unsigned char value)
{
unsigned char i, ucAddr;
MF522_SCK = 0;
MF522_NSS = 0;
ucAddr = ((Address<<1)&0x7E);
for(i=8;i>0;i--)
{
MF522_SI = ((ucAddr&0x80)==0x80);
MF522_SCK = 1;
ucAddr <<= 1;
MF522_SCK = 0;
}
for(i=8;i>0;i--)
{
MF522_SI = ((value&0x80)==0x80);
MF522_SCK = 1;
value <<= 1;
MF522_SCK = 0;
}
MF522_NSS = 1;
MF522_SCK = 1;
}
/////////////////////////////////////////////////////////////////////
//功 能:置RC522寄存器位
//参数说明:reg[IN]:寄存器地址
// mask[IN]:置位值
/////////////////////////////////////////////////////////////////////
void SetBitMask(unsigned char reg,unsigned char mask)
{
char tmp = 0x0;
tmp = ReadRawRC(reg);
WriteRawRC(reg,tmp | mask); // set bit mask
}
/////////////////////////////////////////////////////////////////////
//功 能:清RC522寄存器位
//参数说明:reg[IN]:寄存器地址
// mask[IN]:清位值
/////////////////////////////////////////////////////////////////////
void ClearBitMask(unsigned char reg,unsigned char mask)
{
char tmp = 0x0;
tmp = ReadRawRC(reg);
WriteRawRC(reg, tmp & ~mask); // clear bit mask
}
/////////////////////////////////////////////////////////////////////
//功 能:通过RC522和ISO14443卡通讯
//参数说明:Command[IN]:RC522命令字
// pInData[IN]:通过RC522发送到卡片的数据
// InLenByte[IN]:发送数据的字节长度
// pOutData[OUT]:接收到的卡片返回数据
// *pOutLenBit[OUT]:返回数据的位长度
/////////////////////////////////////////////////////////////////////
char PcdComMF522(unsigned char Command,
unsigned char *pInData,
unsigned char InLenByte,
unsigned char *pOutData,
unsigned int *pOutLenBit)
{
char status = MI_ERR;
unsigned char irqEn = 0x00;
unsigned char waitFor = 0x00;
unsigned char lastBits;
unsigned char n;
unsigned int i;
switch (Command)
{
case PCD_AUTHENT:
irqEn = 0x12;
waitFor = 0x10;
break;
case PCD_TRANSCEIVE:
irqEn = 0x77;
waitFor = 0x30;
break;
default:
break;
}
WriteRawRC(ComIEnReg,irqEn|0x80);
ClearBitMask(ComIrqReg,0x80);
WriteRawRC(CommandReg,PCD_IDLE);
SetBitMask(FIFOLevelReg,0x80);
for (i=0; i
{ WriteRawRC(FIFODataReg, pInData[i]); }
WriteRawRC(CommandReg, Command);
if (Command == PCD_TRANSCEIVE)
{ SetBitMask(BitFramingReg,0x80); }
// i = 600;//根据时钟频率调整,操作M1卡最大等待时间25ms
i = 2000;
do
{
n = ReadRawRC(ComIrqReg);
i--;
}
while ((i!=0) && !(n&0x01) && !(n&waitFor));
ClearBitMask(BitFramingReg,0x80);
if (i!=0)
{
if(!(ReadRawRC(ErrorReg)&0x1B))
{
status = MI_OK;
if (n & irqEn & 0x01)
{ status = MI_NOTAGERR; }
if (Command == PCD_TRANSCEIVE)
{
n = ReadRawRC(FIFOLevelReg);
lastBits = ReadRawRC(ControlReg) & 0x07;
if (lastBits)
{ *pOutLenBit = (n-1)*8 + lastBits; }
else
{ *pOutLenBit = n*8; }
if (n == 0)
{ n = 1; }
if (n > MAXRLEN)
{ n = MAXRLEN; }
for (i=0; i
{ pOutData[i] = ReadRawRC(FIFODataReg); }
}
}
else
{ status = MI_ERR; }
}
SetBitMask(ControlReg,0x80); // stop timer now
WriteRawRC(CommandReg,PCD_IDLE);
return status;
}
/////////////////////////////////////////////////////////////////////
//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
/////////////////////////////////////////////////////////////////////
void PcdAntennaOn()
{
unsigned char i;
i = ReadRawRC(TxControlReg);
if (!(i & 0x03))
{
SetBitMask(TxControlReg, 0x03);
}
}
/////////////////////////////////////////////////////////////////////
//关闭天线
/////////////////////////////////////////////////////////////////////
void PcdAntennaOff()
{
ClearBitMask(TxControlReg, 0x03);
}
step.c
#include
#define Step 500
void step()
{
unsigned int i;
P3 = 0x01;//0000 0001
for(i = 0;i
P3 = 0x02;//0000 0010
for(i = 0;i
P3 = 0x04;//0000 0100
for(i = 0;i
P3 = 0x08;//0000 1000
for(i = 0;i
}
12864.c
#include"12864.h"
#include
sbit lcdrs = P2^4;//数据还是指令选择端口
sbit lcdwr = P2^5;//读写选择端口
sbit lcden = P2^6;//使能端口
sbit PSB = P2^1;//串并口选择端口
/*uchar code table1[]={"Welcome!!"};
uchar code table2[]={"Psw:"};
uchar code table3[] ={"Open"};
uchar code table4[] ={"Error try again!"};
uchar code table5[] ={"Error 3 times!!"};*/
void delay1ms(uint x)//延时函数
{
uint i,j;
for(i= x;i>0;i--)
for(j=110;j>0;j--);
}
void write_cmd(uchar cmd)//写指令函数
{
lcdrs = 0;
lcdwr = 0;
P0 = cmd;
lcden = 1;
delay1ms(5);//
lcden = 0;
}
void write_date(uchar date)//写数据函数
{
lcdrs = 1;
lcdwr = 0;
P0 = date;
lcden = 1;
delay1ms(5);//
lcden = 0;
}
void write_string(uchar *str)//写入字符串函数
{
for(;*str!='\0';str++)
{
write_date(*str);
delay1ms(2);
}
}
void init_12864()
{
PSB = 1;//并口方式传送数据
write_cmd(0x30);//基本指令操作
write_cmd(0x0c);//开显示,关光标
write_cmd(0x01);//清除lcd的显示内容
}
void lcd_putpic(unsigned char code *img)//画图函数
{
uint i,j;
//画图上半部分
for(i = 0;i<32;i++)
{
write_cmd(0x80+i);//
write_cmd(0x80);//
for(j=0;j<16;j++)
{
write_date(*img);
img++;
}
}
//画下部分的屏幕
for(i = 0;i<32;i++)
{
write_cmd(0x80+i);//设定列
write_cmd(0x88);//从第三行开始画图
for(j=0;j<16;j++)
{
write_date(*img);
img++;
}
}
}
void setpic()//设定画图功能的函数
{
write_cmd(0x36);//设定画图其画图功能
delay1ms(5);
}
void lcd_pos(uchar x,uchar y)//设定显示位置的函数
{
uchar pos;
if(x==0)
x=0x80;
else
if(x==1)
x=0x90;
else
if(x==2)
x=0x88;
else
if(x==3)
x=0x98;
pos=x+y;
write_cmd(pos);
}
hongwai.c
#include
#include"12864.h"
sbit LED = P3^5;
sbit hongwai = P3^6;
uchar flag;
uchar hwgy()
{
hongwai = 1;
while(1)
{
if(hongwai ==1)//检测到高电平的话,延时一下
{
delay1ms(20);
if(hongwai == 1)//再次检测一下
{
led = 0;
flag = 1;
return flag;
break;
}
}
else
{
led = 1;
flag = 0;
return flag;
}
}
}
头文件:
12864.h
#ifndef __12864_H__
#define _12864_H__
#include
typedef unsigned int uint;
typedef unsigned char uchar;
/*extern uchar code table1[] ;
extern uchar code table2[] ;
extern uchar code table3[] ;
extern uchar code table4[] ;
extern uchar code table5[] ;*/
extern unsigned char code pic1[];
void delay1ms(uint x);//延时函数
void write_cmd(uchar cmd);//写指令函数
void write_date(uchar date);//写数据函数
void init_12864();
void lcd_putpic(unsigned char code *img);//画图函数
void setpic();//设定画图功能的函数
void lcd_pos(uchar x,uchar y);//设定显示位置的函数
void write_string(uchar *str);
//红外感应模块
uchar hwgy();
#endif
main.h
#ifndef __MIAN_H_
#define __MIAN_H_
//////////////////////////////////
//端口定义
/////////////////////////////////////////////////////////////////////
//MFRC500
sbit MF522_RST = P1^1; //RC500??
sbit MF522_NSS = P1^7;
sbit MF522_SCK = P1^6;
sbit MF522_SI = P1^5;
sbit MF522_SO = P1^2;
//???
sbit LED_GREEN = P1^0;
/////////////////////////////////////////////////////////////////////
//函数原型
/////////////////////////////////////////////////////////////////////
void InitializeSystem();
void step();
#define OSC_FREQ 7372800L
#define RCAP2_50us 65536L - OSC_FREQ/40417L
#define RCAP2_1ms 65536L - OSC_FREQ/2000L
#define RCAP2_10ms 65536L - OSC_FREQ/1200L
#define TIME0_500us 65536L - OSC_FREQ/8000L
#define TIME0_10ms 65536L - OSC_FREQ/200
void DelayMs(unsigned int _MS);
#endif
rc522.h
/////////////////////////////////////////////////////////////////////
//函数原型
/////////////////////////////////////////////////////////////////////
char PcdReset(void);
void PcdAntennaOn(void);
void PcdAntennaOff(void);
char PcdRequest(unsigned char req_code,unsigned char *pTagType);
char PcdAnticoll(unsigned char *pSnr);
char PcdSelect(unsigned char *pSnr);
char PcdAuthState(unsigned char auth_mode,unsigned char addr,unsigned char*pKey,unsigned char *pSnr);
char PcdRead(unsigned char addr,unsigned char *pData);
char PcdWrite(unsigned char addr,unsigned char *pData);
char PcdValue(unsigned char dd_mode,unsigned char addr,unsigned char*pValue);
char PcdBakValue(unsigned char sourceaddr, unsigned char goaladdr);
char PcdHalt(void);
char PcdComMF522(unsigned char Command,
unsigned char *pInData,
unsigned char InLenByte,
unsigned char *pOutData,
unsigned int *pOutLenBit);
void CalulateCRC(unsigned char *pIndata,unsigned char len,unsigned char*pOutData);
void WriteRawRC(unsigned char Address,unsigned char value);
unsigned char ReadRawRC(unsigned char Address);
void SetBitMask(unsigned char reg,unsigned char mask);
void ClearBitMask(unsigned char reg,unsigned char mask);
char M500PcdConfigISOType(unsigned char type);
/////////////////////////////////////////////////////////////////////
//MF522命令字
/////////////////////////////////////////////////////////////////////
#define PCD_IDLE 0x00 //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_ANTICOLL1 0x93 //防冲撞
#define PICC_ANTICOLL2 0x95 //防冲撞
#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
/////////////////////////////////////////////////////////////////////
//MF522 FIFO长度定义
/////////////////////////////////////////////////////////////////////
#define DEF_FIFO_LENGTH 64 //FIFO size=64byte
/////////////////////////////////////////////////////////////////////
//MF522寄存器定义
/////////////////////////////////////////////////////////////////////
// PAGE 0
#define RFU00 0x00
#define CommandReg 0x01
#define ComIEnReg 0x02
#define DivlEnReg 0x03
#define ComIrqReg 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 RFU0F 0x0F
// PAGE 1
#define RFU10 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 RFU1A 0x1A
#define RFU1B 0x1B
#define MifareReg 0x1C
#define RFU1D 0x1D
#define RFU1E 0x1E
#define SerialSpeedReg 0x1F
// PAGE 2
#define RFU20 0x20
#define CRCResultRegM 0x21
#define CRCResultRegL 0x22
#define RFU23 0x23
#define ModWidthReg 0x24
#define RFU25 0x25
#define RFCfgReg 0x26
#define GsNReg 0x27
#define CWGsCfgReg 0x28
#define ModGsCfgReg 0x29
#define TModeReg 0x2A
#define TPrescalerReg 0x2B
#define TReloadRegH 0x2C
#define TReloadRegL 0x2D
#define TCounterValueRegH 0x2E
#define TCounterValueRegL 0x2F
// PAGE 3
#define RFU30 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 RFU3C 0x3C
#define RFU3D 0x3D
#define RFU3E 0x3E
#define RFU3F 0x3F
/////////////////////////////////////////////////////////////////////
//和MF522通讯时返回的错误代码
/////////////////////////////////////////////////////////////////////
#define MI_OK 0
#define MI_NOTAGERR (-1)
#define MI_ERR (-2)
【基于51,人体红外感应和RC522的门禁系统】
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