www.pudn.com > RC500_RFID.rar > main.c
#define __SRC
#include "main.h"
#undef __SRC
#include "zlg500B.h"
#define MF1_S50 0 //卡的类型
#define MF1_S70 1
#define MF0_ULIGHT 2
#define MF1_LIGHT 3
sbit zlg500B_RST=P1^3; //change
sbit LED=P1^4;
/*
sbit TI1 = SCON1 ^ 1;
sbit RI1 = SCON1 ^ 0;
sbit REN1 = SCON1 ^ 4;
*/
uchar baud_num; //波特率选择序号
uchar keyvalue; //从串口和键盘收到的数据
uchar card_snr[8]; //卡的序列号 //进行两轮验证,
uchar databuf[16]; //从卡中一个段的数据
uchar adr1,adr2;
uchar *value;
uchar num_key;
uchar keyvalue;
uchar code Nkey_a[6]={0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5}; //密码
uchar code Nkey_b[6]={0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
uchar code Nkey_c[6]={0xee, 0xee, 0xee, 0xee, 0xee, 0xee}; //testkey
uchar code KEY_CHECK[24]=
{0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,
0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xAA,
0xBB,0xCC,0xDD,0xEE,
};
uchar code KEY_MAP[24]=
{0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09, //10
'r','w','a','m', //4
'?','?','?','?','?','?','?','?','?','?', //10
};
main()
{
uchar cardtype=MF1_S50; //卡的类型:0
uchar status; //状态值列表
uchar i,j=40;
bit dosnr=1;
long value=1;
//以下对测试变量的定义
// uchar databufSEQ[16]; //RC500的序列号
// uchar databuf14[16];
// uchar databuf15[16];
//
baud_num=2;
F020Config(); //仅仅完成引脚分配
serial_init();
Timer_4_init();
for(i=255;i>0;i--)
for(j=10;j>0;j--);
zlg500B_RST=0; //对整个系统进行复位
for(i=255;i>0;i--)
for(j=20;j>0;j--);
//以下开始对RWD开始进行操作
i=mifs_config(); //RWD
i=mifs_get_info(databuf); //读取RC500序列号
Uart_1_send(10);
// i=mifs_load_key(KEYA,15,Nkey_a); //只是写入到RC500的密码
// i=mifs_load_key(KEYA,5,Nkey_b); //_SecNr所访问卡对应的扇区号
//test();
// i=mifs_read_E2(0x10,16,databuf); //不知道为什么,程序到这里就死了,是不延时不对
// i=mifs_read_E2(0x20,16,databuf); //暂时不读,读也没有用
while(1) //利用查询操作,也可以用其它
{
while(mifs_request(IDLE,databuf)!=MI_OK); //一直在查有没有卡
//test();
if(mifs_cascanticoll(ANTICOLL1,0,card_snr)!=MI_OK) continue; //返回卡的序列号了.
if(mifs_cascselect(ANTICOLL1,card_snr,&i)!=MI_OK) continue;
if(i&0x04) //
{
if(mifs_cascanticoll(ANTICOLL2,0,card_snr+4)!=MI_OK) continue; //第二层防冲突,返回卡的序列号在高字节
if(mifs_cascselect(ANTICOLL2,card_snr+4,&i)!=MI_OK) continue; //进行第二层选择
}
//完成卡的选择,
if(dosnr)
{
for(i=0;i<4;i++)
{
databuf[i]=card_snr[1];
}
Uart_1_send(4);
dosnr=0; //以后就不重新发了
}
if(cardtype == MF1_S50) //如果是这种卡的话受理,否则不进行受理
{
status=mifs_authentication(KEYA,15);
if(status!=0) continue; //进行验证
}
}
}
/****************************************************************************
* *
* Function: serial_init *
* *
* Input: - *
* Output: - *
* *
* Description: *
* *
* *
****************************************************************************/
void serial_init (void)
{
PCON = 0x00; // SMOD = 0;
SCON0 = 0x50; // Mode 1, 8-bit UART, enable receiption
CKCON = 0x00; // Clock Control Registe //定时器使用系统时钟12分颁
TMOD&=0x0f; //定时器1进行全清零,不管定时器0
TMOD|=0x20; // Timer 1, mode 2, 8-bit auto reload,
TH1=0xFA; //波特率的重装值
IE = 0x91; //开了所有的中断了
EIE2 = 0x40;
/* switch(baud_num) //由于实际对波特率进行设置
{
case 0: TH1=BAUD_2400; break;
case 1: TH1=BAUD_4800; break;
case 2: TH1=BAUD_9600; break;
case 3: TH1=BAUD_19200; break;
case 4: TH1=BAUD_28800; break;
case 5: TH1=BAUD_57600; break;
}
*/
CON_485=0; //平时为低,
ES0 = 1; //开串口中断
ET1 = 0; //禁定时器1中断
TR1 = 1; //开外部中断
}
#pragma noaregs
/****************************************************************************
* *
* Function: delay_50us *
* *
* Input: _50us *
* Output: - *
* *
* Description: *
* *
* Time delay with a resolution of 50 us. *
* *
****************************************************************************/
void delay_50us (uchar _50us) //延时50US
{
RCAP2LH = RCAP2_50us;
T2LH = RCAP2_50us;
ET2 = 0; // Disable timer2 interrupt
T2CON = 0x04; // 16-bit auto-reload, clear TF2, start timer
//开定时器2
//89C51中并没有定时器2 只有在89C52中才有
while (_50us--)
{
while (!TF2); //溢出标志:等待溢出标志
TF2 = FALSE; //溢出标志清零
}
TR2 = FALSE; //关定时器2
}
/****************************************************************************
* *
* Function: delay_1ms *
* *
* Input: _1ms *
* Output: - *
* *
* Description: *
* *
* Time delay with a resolution of 1 ms. *
* *
****************************************************************************/
void delay_1ms (uint _1ms)
{
RCAP2LH = RCAP2_1ms;
T2LH = RCAP2_1ms;
ET2 = 0; // Disable timer2 interrupt
T2CON = 0x04; // 16-bit auto-reload, clear TF2, start timer
while (_1ms--)
{
while (!TF2);
TF2 = FALSE;
}
TR2 = FALSE;
}
/****************************************************************************
* *
* Function: delay_10ms *
* *
* Input: _10ms *
* Output: - *
* *
* Description: *
* *
* Time delay with a resolution of 10 ms. *
* *
****************************************************************************/
void delay_10ms (uint _10ms)
{
RCAP2LH = RCAP2_10ms;
T2LH = RCAP2_10ms;
ET2 = 0; // Disable timer2 interrupt
T2CON = 0x04; // 16-bit auto-reload, clear TF2, start timer
while (_10ms--)
{
while (!TF2); //查询方式
TF2 = FALSE;
}
TR2 = FALSE; //完成指定延时任务,收工
}
void F020Config(void)
{
int i; // delay counter
WDTCN = 0x07; // Watchdog Timer Control Register
WDTCN = 0xDE; // Disable WDT
WDTCN = 0xAD;
OSCXCN = 0x67; // start external oscillator with
// 22.1184MHz crystal
for (i=0; i < 256; i++) ; // XTLVLD blanking interval (>1ms)
while (!(OSCXCN & 0x80)) ; // Wait for crystal osc. to settle
OSCICN = 0x88; // select external oscillator as SYSCLK
// source and enable missing clock
// detector
XBR0 = 0x07;
XBR1 = 0x04;
XBR2 = 0x44;
P0MDOUT = 0x05; // Output configuration for P0
P1MDOUT = 0x00; // Output configuration for P1
P2MDOUT = 0x00; // Output configuration for P2
P3MDOUT = 0x00; // Output configuration for P3
P74OUT = 0x00; // Output configuration for P4-7
P1MDIN = 0xFF; // Input configuration for P1
// P0.0 - TX0 (UART0), Open-Drain, Digital
// P0.1 - RX0 (UART0), Open-Drain, Digital
// P0.2 - SCK (SPI0), Open-Drain, Digital
// P0.3 - MISO (SPI0), Open-Drain, Digital
// P0.4 - MOSI (SPI0), Open-Drain, Digital
// P0.5 - NSS (SPI0), Open-Drain, Digital
// P0.6 - SDA (SMBus), Open-Drain, Digital
// P0.7 - SCL (SMBus), Open-Drain, Digital
// P1.0 - TX1 (UART1), Open-Drain, Digital
// P1.1 - RX1 (UART1), Open-Drain, Digital
// P1.2 - INT0 (Tmr0), Open-Drain, Digital
}
void test(void)
{
uchar cnt;
uint iq0; //延时系数
LED=0;
for(cnt=2;cnt>0;cnt--)
{
for(iq0=0xFFFF;iq0>0x00;iq0--);
}
LED=1;
}
void Timer_4_init(void) //系统时钟的12分频
{ //做UART1的波特率发生器
T4CON = 0x34;
RCAP4L = 0xFA; //波特率9600
RCAP4H = 0xFF;
SCON1=0x50; //串口二的工作方式
}
void Uart_1_send(uchar cnt)
{
uchar q0;
EIE2&=0xBF; //禁止串口
SCON1&=0xEF; //REN1=0;
for(q0=0;q0