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#include <reg52.h>
#define uint unsigned int
#define uchar unsigned char
uchar SUM = 0;
#define BYTE_BIT0 0x01
#define BYTE_BIT1 0x02
#define BYTE_BIT2 0x04
#define BYTE_BIT3 0x08
#define BYTE_BIT4 0x10
#define BYTE_BIT5 0x20
#define BYTE_BIT6 0x40
#define BYTE_BIT7 0x80
////////////SPI指令
#define WC 0x00
#define RC 0x10
#define WTP 0x20
#define RTP 0x21
#define WTA 0x22
#define RTA 0x23
#define RRP 0x24
bdata unsigned char DATA_BUF;
#define DATA7 ((DATA_BUF&BYTE_BIT7) != 0)
#define DATA0 ((DATA_BUF&BYTE_BIT0) != 0)
sbit flag =DATA_BUF^7;
sbit flag1 =DATA_BUF^0;
#define TxRxBuf_Len 1
unsigned char TxRxBuf[TxRxBuf_Len]=
{
0x29
};
//配置口定義//
sbit TXEN=P2^4;
sbit TRX_CE=P2^3;
sbit PWR=P2^5;
sbit MISO=P2^1;
sbit MOSI=P2^6;
sbit SCK=P2^0;
sbit CSN=P2^7;
/////////////////////////////////////////////////////
sbit AM=P2^2;
sbit DR=P1^3;
///////////////////////////////////////////////////////
sbit led1=P2^2;
sbit led0=P2^3;
sbit led2=P2^1;
sbit led3=P2^0;
///////////////////////////////////////////////////////
sbit KEY0=P1^0;
sbit KEY1=P1^1;
uchar seg[10]={0xC0,0xCF,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90}; //0~~9段碼
//RF寄存器配置//
unsigned char idata RFConf[11]=
{
0x00, //配置命令//
0x4c, //CH_NO,配置頻段在423MHZ
0x0c, //輸出功率為10db,不重發，節電為正常模式
0x44, //地址寬度設置，為4字節
0x04,0x04, //接收發送有效數據長度為32字節
0xCC,0xCC,0xCC,0xCC, //接收地址
0x58, //CRC充許，8位CRC校驗，外部時鐘信號不使能，16M晶振
};
bit lcdbit;
code TxAddress[4]={0xcc,0xcc,0xcc,0xcc};
///////////延時/////////////////
static void Delay(uchar n)
{
uint i;
while(n--)
for(i=0;i<80;i++);
}
void SpiWrite(unsigned char send)
{
unsigned char i;
DATA_BUF=send;
for (i=0;i<8;i++)
{
if (DATA7) //總是發送最高位
{
MOSI=1;
}
else
{
MOSI=0;
}
SCK=1;
DATA_BUF=DATA_BUF<<1;
SCK=0;
}
}
////////////////初始化nRF905///////////////////
void nRF905Init(void)
{
CSN=1; // Spi disable
SCK=0; // Spi clock line init low
DR=0; // Init DR for input
AM=0; // Init AM for input
// CD=0; // Init CD for input
PWR=1; // nRF905 power on
TRX_CE=0; // Set nRF905 in standby mode
TXEN=0; // set radio in Rx mode
}
////////初始化寄存器
void Config905(void)
{
uchar i;
CSN=0; // Spi enable for write a spi command
//SpiWrite(WC); // Write config command寫放配置命令
for (i=0;i<11;i++) // Write configration words 寫放配置字
{
SpiWrite(RFConf[i]);
}
CSN=1; // Disable Spi
}
/////////////發送數據
void TxPacket(uchar *TxRxBuf)
{
uchar i;
//Config905();
CSN=0;
SpiWrite(WTP); // Write payload command
SpiWrite(TxRxBuf[0]); // Write 32 bytes Tx data
CSN=1;
Delay(1); // Spi disable
CSN=0; // Spi enable for write a spi command
SpiWrite(WTA); // Write address command
for (i=0;i<4;i++) // Write 4 bytes address
{
SpiWrite(TxAddress[i]);
}
CSN=1; // Spi disable
TRX_CE=1; // Set TRX_CE high,start Tx data transmission
Delay(1); // while (DR!=1);
TRX_CE=0; // Set TRX_CE low
}
////////////////////////////////////////////////////
void SetTxMode(void)
{
TRX_CE=0;
TXEN=1;
Delay(1); // delay for mode change(>=650us)
}
void main(void)
{
uchar i;
nRF905Init();
Config905();
while(1)
{
if(KEY0==0) //有鍵按下
{
Delay(20);
if(KEY0 == 0)
{
while(!KEY0); //等待按鍵松開 RED
SUM++;
if(SUM == 5) SUM = 1;
if(SUM == 1)
{
TxRxBuf[0]=0x11;
for(i=0;i<2;i++)
{
SetTxMode();// Set nRF905 in Tx mode
TxPacket(TxRxBuf);// Send data by nRF905
}
}
else if(SUM == 2)
{
TxRxBuf[0]=0x12;
for(i=0;i<2;i++)
{
SetTxMode();// Set nRF905 in Tx mode
TxPacket(TxRxBuf);// Send data by nRF905
}
}
else if(SUM == 3)
{
TxRxBuf[0]=0x13;
for(i=0;i<2;i++)
{
SetTxMode();// Set nRF905 in Tx mode
TxPacket(TxRxBuf);// Send data by nRF905
}
}
else if(SUM == 4)
{
TxRxBuf[0]=0x14;
for(i=0;i<2;i++)
{
SetTxMode();// Set nRF905 in Tx mode
TxPacket(TxRxBuf);// Send data by nRF905
}
}
}
}
}
}
4，接受信號整機程序
#include <regx52.h>
#define uchar unsigned char
#define uint unsigned int
/*------------LCD12864相關聲明-----------------------------*/
#define com_byte 0
#define dat_byte 1
sbit cs =P0^0;
sbit sid=P0^1;
sbit sck=P0^2;
uchar lcdPosX, lcdPosY; //X,Y坐標
uchar halfScr, halfLineCnt, basicBlock; //半屏,半屏行數,N*8塊
uchar code TAB1[]={"20 年月上行"};//第一行初始化.
uchar code TAB2[]={" ：： ℃"};
uchar code TAB3[]={"0123456789: "};
/**************************************************************/
//===============================================
void delay_Ms (uchar ms)
{
uchar i;
while (--ms)
{
for (i = 0; i < 125; i++);
}
}
/**************************************************************
函數名稱:void w_12864byte(uchar byte)
函數功能: 寫字節
**************************************************************/
void w_12864byte(uchar byte)
{
uchar i;
for(i=0;i<8;i++)
{
sck=0;
byte<<=1;
sid=CY;
sck=1;
}
}
/**************************************************************
函數名稱:uchar r_12864byte(void)
函數功能: 讀字節
***************************************************************/
uchar r_12864byte(void)
{
uchar i,temp1,temp2;
temp1 = 0;
temp2 = 0;
for(i=0;i<8;i++)
{
temp1=temp1<<1;
sck = 0;
sck = 1;
sck = 0;
if(sid) temp1++;
}
for(i=0;i<8;i++)
{
temp2=temp2<<1;
sck = 0;
sck = 1;
sck = 0;
if(sid) temp2++;
}
return ((0xf0&temp1)+(0x0f&temp2));
}
/**************************************************************
函數名稱:void c_12864busy( void )
函數功能: 檢測忙函數
**************************************************************/
void c_12864busy( void )
{
do
w_12864byte(0xfc); //11111,RW(1),RS(0),0
while(0x80&r_12864byte());
}
/**************************************************************
函數名稱:void w_12864(bit dat_byte_com_byte,uchar byt)
函數功能: 寫入函數
***************************************************************/
void w_12864(bit dat_byte_com_byte,uchar byt)
{
uchar temp;
if(dat_byte_com_byte==0) //為零,寫入指令
temp=0xf8; //11111,RS(0),RW(0),0
else //否則,寫入數據
temp=0xfa; //11111,RS(1),RW(0),0
cs=1;
c_12864busy();
w_12864byte(temp);
w_12864byte(byt&0xf0); //寫入高四位
w_12864byte(byt<<4); //寫入低四位
cs=0;
}
void lcdClear (void)
{
w_12864(com_byte,0x01);
}
void wrPosition (void)
{
w_12864(com_byte,0x34);
w_12864(com_byte,lcdPosY);
w_12864(com_byte,lcdPosX);
w_12864(com_byte,0x30);
}
//===============================================
void displayPhoto (uchar *bmp, uchar bmpCls)
{
lcdPosX = 0x80;
halfScr = 2;
for (;halfScr != 0; halfScr--)
{
lcdPosY = 0x80;
halfLineCnt = 32;
for (;halfLineCnt != 0; halfLineCnt--)
{
basicBlock = 16;
wrPosition ();
for (; basicBlock != 0; basicBlock--)
{
if (bmpCls == 0)
{
w_12864(dat_byte, *bmp++);
}
else if (bmpCls == 1)
{
w_12864(dat_byte,0x00);
}
}
lcdPosY++;
}
lcdPosX = 0x88;
}
w_12864(com_byte,0x36);
w_12864(com_byte,0x30);
}
//字符反白顯示
//輸入參數:CX=要反白字符的行(0-3)
//CY=要反白字符的列(0-7)
//width=要反白字符的長度(1-16)
//===============================================
void convertChar (uchar CX, CY, width)
{
displayPhoto(0,1);
lcdPosY = 0x80;
if (CX == 0)
{
CX = 0x80;
halfLineCnt = 16;
}
else if (CX == 1)
{
CX = 0x80;
halfLineCnt = 32;
}
else if (CX == 2)
{
CX = 0x88;
halfLineCnt = 16;
}
else if (CX == 3)
{
CX = 0x88;
halfLineCnt = 32;
}
lcdPosX = CX + CY;
for (; halfLineCnt != 0; halfLineCnt--)
{
basicBlock = width;
wrPosition();
for (;basicBlock != 0; basicBlock--)
{
if (halfLineCnt > 16)
{
w_12864(dat_byte,0x00);
}
else
{
w_12864(dat_byte,0xff);
}
}
lcdPosY++;
}
w_12864(com_byte,0x36);
w_12864(com_byte,0x30);
}
void dispString(uchar X,uchar Y,uchar speed, uchar *msg)
{
if (X == 0)
{
X = 0x80;
}
else if (X == 1)
{
X = 0x90;
}
else if (X == 2)
{
X = 0x88;
}
else if (X == 3)
{
X = 0x98;
}
Y = X + Y;
w_12864(com_byte,Y);
while (*msg)
{
w_12864(dat_byte,*msg++);
delay_Ms(speed);
}
}
//=============================================================
/**************************************************************
函數名稱:void init_12864(void)
函數功能:初始化12864
***************************************************************/
void init_12864(void)
{
uint i;
w_12864(com_byte,0x30); //基本指令功能.
w_12864(com_byte,0x0c); //顯示打開,關光標,反白關.
w_12864(com_byte,0x01); //清屏指令.
w_12864(com_byte,0x06); //AC自動加一
w_12864(com_byte,0x80);
for(i=0;i<16;i++)
w_12864(dat_byte,TAB1[i]);
w_12864(com_byte,0x90);
for(i=0;i<16;i++)
w_12864(dat_byte,TAB2[i]);
dispString(2,0,1,"歡迎乘學院路公交");
dispString(3,0,1,"志華站=>財經學院");
}
5，時鐘程序
#ifndef _CLOCK_H_
#define _CLOCK_H_
#include <regx52.h>
//#define PortDisplayData P0 //定義數碼管數據和位選擇輸出口
//#define PortDisplayBit P1
unsigned char ucClockStatu; //時鐘狀態
#define RUNING 0x00
#define MODIFY_YEA 0x01
#define MODIFY_MON 0x02
#define MODIFY_DAY 0x03
#define MODIFY_HOU 0x04
#define MODIFY_MIN 0x05
#define MODIFY_SEC 0x06
//定義跟DS1302相關的數據
sbit SCLK = P3^4; //實時時鐘端口定義
sbit SDAT = P3^6;
sbit SRST = P3^7;
//定義跟鍵盤有關的端口
sbit FUNTION_KEY = P1^6;
sbit INCREASE_KEY = P1^7;
sbit DECREASE_KEY = P1^5;
sbit WENXING_KEY =P1^4;
sbit PLAY_KEY = P1^3;
sbit UP_DOWN__KEY = P1^2;//上下行切換鍵
#define W_OP 0x00 //定義寫操作
#define R_OP 0x01 //定義讀操作
#define SEC 0x80 //秒寄存器地址
#define MIN 0x82 //分寄存器地址
#define HOU 0x84 //小時寄存器地址
#define WEK 0x8a //星期寄存器地址
#define DAY 0x86 //日寄存器地址
#define MON 0x88 //月寄存器地址
#define YER 0x8c //年寄存器地址
#define CHARGER 0x90 //充電控制寄存器地址
//充電控制寄存器結構:TCS為控制位,當它的值為1010時開啟充電功能,其它值都禁止充電,芯片上電時禁止充電.
//DS為二極管選擇位,選擇串在VCC1和VCC2之間的二極管個數,當值為01時選擇一個二極管,為10時選擇兩個二極管,其它值為禁止充電.
//RS為電阻選擇寄存器,選擇串在VCC1和VCC2之間的電阻值,當值為00時不選擇任何電阻,而且禁止充電,01時為2K,10時為4K,11時為8K
//_____________________________
//|TCS|TCS|TCS|TCS|DS|DS|RS|RS|
//|___|___|___|___|__|__|__|__|
#define WPR 0x8e //寫保護寄存器地址
#define DISABLE 0x80 //開啟寫保護
#define ENABLE 0x00 //關閉寫保護
unsigned char OldSecond;
unsigned char OldMinute;
unsigned char OldHour;
unsigned char NewSecond;
unsigned char NewMinute;
unsigned char NewHour;
unsigned char TempSecond;
unsigned char TempMinute;
unsigned char TempHour;
unsigned char OldDay;
unsigned char OldMonth;
unsigned char OldYear;
unsigned char NewDay;
unsigned char NewMonth;
unsigned char NewYear;
unsigned char TempDay;
unsigned char TempMonth;
unsigned char TempYear;
unsigned int uiTimerHalfSecond;
unsigned char ucTimerKeyChange;
unsigned char ucTimerDelay;
bit bFlagFlshTime;
#endif

復制代碼

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