turang.rar_土壤温湿度_无线温湿度_温湿度 12864

#include"12864.h" /*写指令到LCD模块*/ void transfer_command_lcd(int data1) { char i; lcd_rs=0; for(i=0;i<8;i++) { lcd_sclk=0; if(data1&0x80) lcd_sid=1; else lcd_sid=0; lcd_sclk=1; data1=data1<<=1; } } /*写数据到LCD模块*/ void transfer_data_lcd(int data1) { char i; lcd_rs=1; for(i=0;i<8;i++) { lcd_sclk=0; if(data1&0x80) lcd_sid=1; else lcd_sid=0; lcd_sclk=1; data1=data1<<=1; } } /*延时*/ void delay(int n_ms) { int j,k; for(j=0;j<n_ms;j++) for(k=0;k<85;k++); } /*LCD模块初始化*/ void initial_lcd() { lcd_cs1=0; Rom_CS = 1; lcd_reset=0; /*低电平复位*/ delay(20); lcd_reset=1; /*复位完毕*/ delay(20); transfer_command_lcd(0xe2); /*软复位*/ delay(5); transfer_command_lcd(0x2c); /*升压步聚1*/ delay(5); transfer_command_lcd(0x2e); /*升压步聚2*/ delay(5); transfer_command_lcd(0x2f); /*升压步聚3*/ delay(5); transfer_command_lcd(0x23); /*粗调对比度，可设置范围0x20～0x27*/ transfer_command_lcd(0x81); /*微调对比度*/ transfer_command_lcd(0x2f); /*0x28,微调对比度的值，可设置范围0x00～0x3f*/ transfer_command_lcd(0xa2); /*1/9偏压比（bias）*/ transfer_command_lcd(0xc8); /*行扫描顺序：从上到下*/ transfer_command_lcd(0xa0); /*列扫描顺序：从左到右*/ transfer_command_lcd(0x40); /*起始行：第一行开始*/ transfer_command_lcd(0xaf); /*开显示*/ lcd_cs1=1; } void lcd_address(uint page,uint column) { column=column-0x01; transfer_command_lcd(0xb0+page-1); /*设置页地址*/ transfer_command_lcd(0x10+(column>>4&0x0f)); /*设置列地址的高4位*/ transfer_command_lcd(column&0x0f); /*设置列地址的低4位*/ } /*全屏清屏*/ void clear_screen() { unsigned char i,j; lcd_cs1=0; Rom_CS = 1; for(i=0;i<9;i++) { transfer_command_lcd(0xb0+i); transfer_command_lcd(0x10); transfer_command_lcd(0x00); for(j=0;j<132;j++) { transfer_data_lcd(0x00); } } lcd_cs1=1; } /*显示128x64点阵图像*/ void display_128x64(uchar *dp) { uint i,j; lcd_cs1=0; for(j=0;j<8;j++) { lcd_address(j+1,1); for (i=0;i<128;i++) { transfer_data_lcd(*dp); /*写数据到LCD,每写完一个8位的数据后列地址自动加1*/ dp++; } } lcd_cs1=1; } /*显示16x16点阵图像、汉字、生僻字或16x16点阵的其他图标*/ void display_graphic_16x16(uint page,uint column,uchar *dp) { uint i,j; lcd_cs1=0; Rom_CS = 1; for(j=0;j<2;j++) { lcd_address(page+j,column); for (i=0;i<16;i++) { transfer_data_lcd(*dp); /*写数据到LCD,每写完一个8位的数据后列地址自动加1*/ dp++; } } lcd_cs1=1; } /*显示8x16点阵图像、ASCII, 或8x16点阵的自造字符、其他图标*/ void display_graphic_8x16(uint page,uchar column,uchar *dp) { uint i,j; lcd_cs1=0; for(j=0;j<2;j++) { lcd_address(page+j,column); for (i=0;i<8;i++) { transfer_data_lcd(*dp); /*写数据到LCD,每写完一个8位的数据后列地址自动加1*/ dp++; } } lcd_cs1=1; } /*显示5*7点阵图像、ASCII, 或5x7点阵的自造字符、其他图标*/ void display_graphic_5x7(uint page,uchar column,uchar *dp) { uint col_cnt; uchar page_address; uchar column_address_L,column_address_H; page_address = 0xb0+page-1; lcd_cs1=0; column_address_L =(column&0x0f)-1; column_address_H =((column>>4)&0x0f)+0x10; transfer_command_lcd(page_address); /*Set Page Address*/ transfer_command_lcd(column_address_H); /*Set MSB of column Address*/ transfer_command_lcd(column_address_L); /*Set LSB of column Address*/ for (col_cnt=0;col_cnt<6;col_cnt++) { transfer_data_lcd(*dp); dp++; } lcd_cs1=1; } /****送指令到字库IC***/ void send_command_to_ROM( uchar datu ) { uchar i; for(i=0;i<8;i++ ) { if(datu&0x80) Rom_IN = 1; else Rom_IN = 0; datu = datu<<1; Rom_SCK=0; Rom_SCK=1; } } /****从字库IC中取汉字或字符数据（1个字节）***/ static uchar get_data_from_ROM( ) { uchar i; uchar ret_data=0; Rom_SCK=1; for(i=0;i<8;i++) { TRISD2=0; Rom_OUT=1; Rom_SCK=0; ret_data=ret_data<<1; TRISD2=1; if( Rom_OUT ) ret_data=ret_data+1; else ret_data=ret_data+0; Rom_SCK=1; } return(ret_data); } /*从相关地址（addrHigh：地址高字节,addrMid：地址中字节,addrLow：地址低字节）中连续读出DataLen个字节的数据到 pBuff的地址*/ /*连续读取*/ void get_n_bytes_data_from_ROM(uchar addrHigh,uchar addrMid,uchar addrLow,uchar *pBuff,uchar DataLen ) { uchar i; Rom_CS = 0; lcd_cs1=1; Rom_SCK=0; send_command_to_ROM(0x03); send_command_to_ROM(addrHigh); send_command_to_ROM(addrMid); send_command_to_ROM(addrLow); for(i = 0; i < DataLen; i++ ) *(pBuff+i) =get_data_from_ROM(); Rom_CS = 1; } /******************************************************************/ ulong fontaddr=0; void display_GB2312_string(uchar y,uchar x,uchar *text) { uchar i= 0; uchar addrHigh,addrMid,addrLow ; uchar fontbuf[32]; while((text[i]>0x00)) { if(((text[i]>=0xb0) &&(text[i]<=0xf7))&&(text[i+1]>=0xa1)) { /*国标简体（GB2312）汉字在字库IC中的地址由以下公式来计算：*/ /*Address = ((MSB - 0xB0) * 94 + (LSB - 0xA1)+ 846)*32+ BaseAdd;BaseAdd=0*/ /*由于担心8位单片机有乘法溢出问题，所以分三部取地址*/ fontaddr = (text[i]- 0xb0)*94; fontaddr += (text[i+1]-0xa1)+846; fontaddr = (ulong)(fontaddr*32); addrHigh = (fontaddr&0xff0000)>>16; /*地址的高8位,共24位*/ addrMid = (fontaddr&0xff00)>>8; /*地址的中8位,共24位*/ addrLow = fontaddr&0xff; /*地址的低8位,共24位*/ get_n_bytes_data_from_ROM(addrHigh,addrMid,addrLow,fontbuf,32 );/*取32个字节的数据，存到"fontbuf[32]"*/ display_graphic_16x16(y,x,fontbuf);/*显示汉字到LCD上，y为页地址，x为列地址，fontbuf[]为数据*/ i+=2; x+=16; } else if(((text[i]>=0xa1) &&(text[i]<=0xa3))&&(text[i+1]>=0xa1)) { /*国标简体（GB2312）15x16点的字符在字库IC中的地址由以下公式来计算：*/ /*Address = ((MSB - 0xa1) * 94 + (LSB - 0xA1))*32+ BaseAdd;BaseAdd=0*/ /*由于担心8位单片机有乘法溢出问题，所以分三部取地址*/ fontaddr = (text[i]- 0xa1)*94; fontaddr += (text[i+1]-0xa1); fontaddr = (ulong)(fontaddr*32); addrHigh = (fontaddr&0xff0000)>>16; /*地址的高8位,共24位*/ addrMid = (fontaddr&0xff00)>>8; /*地址的中8位,共24位*/ addrLow = fontaddr&0xff; /*地址的低8位,共24位*/ get_n_bytes_data_from_ROM(addrHigh,addrMid,addrLow,fontbuf,32 );/*取32个字节的数据，存到"fontbuf[32]"*/ display_graphic_16x16(y,x,fontbuf);/*显示汉字到LCD上，y为页地址，x为列地址，fontbuf[]为数据*/ i+=2; x+=16; } else if((text[i]>=0x20) &&(text[i]<=0x7e)) { unsigned char fontbuf[16]; fontaddr = (text[i]- 0x20); fontaddr = (unsigned long)(fontaddr*16); fontaddr = (unsigned long)(fontaddr+0x3cf80); addrHigh = (fontaddr&0xff0000)>>16; addrMid = (fontaddr&0xff00)>>8; addrLow = fontaddr&0xff; get_n_bytes_data_from_ROM(addrHigh,addrMid,addrLow,fontbuf,16 );/*取16个字节的数据，存到"fontbuf[32]"*/ display_graphic_8x16(y,x,fontbuf);/*显示8x16的ASCII字到LCD上，y为页地址，x为列地址，fontbuf[]为数据*/ i+=1; x+=8; } else i++; } } void display_string_5x7(uchar y,uchar x,uchar *text) { unsigned char i= 0; unsigned char addrHigh,addrMid,addrLow ; while((text[i]>0x00)) { if((text[i]>=0x20) &&(text[i]<=0x7e)) { unsigned char fontbuf[8]; fontaddr = (text[i]- 0x20); fontaddr = (unsigned long)(fontaddr*8); fontaddr = (unsigned long)(fontaddr+0x3bfc0); addrHigh = (fontaddr&0xff0000)>>16; addrMid = (fontaddr&0xff00)>>8; addrLow = fontaddr&0xff; get_n_bytes_data_from_ROM(addrHigh,addrMid,addrLow,fontbuf,8);/*取8个字节的数据，存到"fontbuf[32]"*/ display_graphic_5x7(y,x,fontbuf);/*显示5x7的ASCII字到LCD上，y为页地址，x为列地址，fontbuf[]为数据*/ i+=1; x+=6; } else i++; } }