HT1632实例.doc

#include #define uchar unsigned char#define uint unsigned int sbit ACC0=ACC0; sbit ACC7=ACC7; sbit DP=P33;sbit CLK=P34;sbit RST =P35; uchar Year,Month,Day,Week,Hour,Minute,Sec;/1302用 void SendByte(uchar dizhi,shuju) /1302字节发送子程序。入口参数：命令字，数据 uchar i; RST=0; CLK=0;RST=1;/这里一定要初始化RST=0;CLK=0;RST=1;否则时序不稳定 for(i=0;i1;for(i=0;i1;RST=0;uchar ReadByte(uchar dizhi) /1302读字节子程序。入口参数：命令字 /出口参数：数值uchar i,dat=0; RST=0; CLK=0;RST=1; /这里一定要初始化RST=0;CLK=0;RST=1;否则时序不稳定 for(i=0;i=1; for(i=0;i8;i+)CLK=1;CLK=0; if(DP) dat|=0x01i;/dat=dat|0x010;x-); write_command()/写命令符前三位 100 wr=0; delay();dat=1;delay(); /写1wr=1; delay();wr=0; delay();dat=0;delay();/写0wr=1; delay();wr=0; delay();dat=0; delay(); /写0wr=1;delay(); write_data_command() /写数据命令前三位 101 wr=0; delay();dat=1;delay(); /写1wr=1; delay();wr=0; delay();dat=0;delay();/写0wr=1; delay();wr=0; delay();dat=1;delay(); /写1wr=1; delay(); write_8bit(unsigned char x) / unsigned char i,k; k=0x80; for(i=0;i1;/先写高位 wr=0; delay();delay(); wr=1;/中间空脉冲 时序要求 因为命令第九位是 void INIT_1632(void) cs=0; /片选 / cs1=0; /片选/ cs2=0; /片选 /CS15=0; /片选 write_command();/100 命令符 write_8bit(C_COMMAND1632_SYSDIS);/SYSTEM DISABLE 0x00 write_8bit(C_COMMAND1632_OPTION);/N-MOS OUTPUT AND 16COMMON OPTION 0x24 write_8bit(C_COMMAND1632_MASTER); /SET MASTER MODE 0x18 write_8bit(C_COMMAND1632_SYSEN);/SYSTEM ENABLE 0x01 write_8bit(C_COMMAND1632_LEDON);/LED ON 0x03 write_8bit(C_COMMAND1632_BLINKOFF);/BLINK OFF 0x08 write_8bit(C_COMMAND1632_PWMDUTY);/PWM DUTY SET 0xaf cs=1; /取消片选 / cs1=1; /cs2=1; /CS15=1; write_rom_address(unsigned char y) /写ROM地址 unsigned char i,k; k=0x40; /应时序要求只传7位 屏蔽最高位 0x40=0100 0000for(i=0;i1; write_rom_data(unsigned char z) /写ROM数据 unsigned char i,k;k=0x80;for(i=0;i1; write_lianxu_data(unsigned char *pp) /写表格 参数为指针型 unsigned char i;for(i=0;i16;i+) /写16次 每次8位 write_rom_data(*pp); pp+; wtite_8_8shi(uchar shijian) uchar i,r=2; for(i=0;i8;i+) cs=0;write_data_command(); write_rom_address(r); write_rom_data(shishijiani); cs=1; r=r+4; wtite_8_8fenshiwei(uchar shijian) uchar i,r=34; for(i=0;i8;i+) cs=0;write_data_command(); write_rom_address(r); write_rom_data(fenshiweishijiani); cs=1; r=r+4; wtite_8_8fengewei(uchar shijian) uchar i,r=66; for(i=0;i8;i+) cs=0;write_data_command(); write_rom_address(r); write_rom_data(fengeweishijiani); cs=1; r=r+4; write_all(unsigned char *pp) /写全部 unsigned char i; write_data_command();write_rom_address(0x00); for(i=0;i48;i+) write_rom_data(*pp); pp+; clean () /清零 unsigned char i; write_data_command();write_rom_address(0x00);for(i=0;i48;i+)write_rom_data(0x00); write_wang() /验证可以在函数内定义数组 unsigned char i,r; uchar wang=0x00,0x7f,0x00,0x08,0x00,0x08,0x00,0x08,0x7f,0x08,0x08,0xff,0x08,0x00,0x08,0x00;cs=0;write_data_command();write_rom_address(0x00);for(i=0;i4)*10 +(0x0f & Sec);/BCD转十进制0xf=0x0f Minute=(0xff & (Minute4)*10 +(0x0f & Minute);/BCD转十进制Hour=0x1f&Hour; /12小时制时的处理 屏蔽高4位 24小时制时不需要 Hour=(0xff &(Hour4)*10 +(0x0f & Hour);/BCD转十进制 cs=0;write_data_command(); /写地址前3个字符 101write_rom_address(0x00); /首地址 write_lianxu_data(wang); write_lianxu_data(wei1); write_lianxu_data(wei2); cs=1; delay1(50000); delay1(50000); delay1(50000); delay1(50000); delay1(50000); delay1(50000); cs=0;clean ();cs=1; delay1(50000);delay1(50000); cs=0; write_all(xin); delay1(50000); delay1(50000); delay1(50000); delay1(50000); delay1(50000); delay1(50000); delay1(50000); cs=1;delay1(50); cs=0;clean ();cs=1; delay1(50);/cs高低电平变换需延时，不加延时则时序乱 cs=0; wtite_8_8shi(Hour); cs=1;delay1(50);/cs高低电平变换需延时，不加延时则时序乱 cs=0; wtite_8_8fenshiwei(Minute/10); cs=1;delay1(50);/cs高低电平变换需延时