基于STM32-LCD12864驱动程序

STM32LCD12864驱动程序（头文件）(2012-05-2921:25:08)转载▼标签：杂谈 #ifndefLCD12864_H#defineLCD12864_H#defineLCD_CONTROLGPIOD//默认LCD12864的控制口在PD口#defineLCD_DATAPORTGPIOD//默认LCD12864的数据口在PD口#defineLCD_RESET_PinGPIO_Pin_12//默认LCD12864的复位引脚连接到PD.12也可不用#defineLCD_RS_PinGPIO_Pin_13//默认LCD12864RS--PD.13#defineLCD_RW_PinGPIO_Pin_14//默认LCD12864RW--PD.14#defineLCD_EN_PinGPIO_Pin_15//默认LCD12864E--PD.15#defineLCD_CONTROL_CLOCKRCC_APB2Periph_GPIOD//默认LCD12864的控制口时钟#defineLCD_DATAPORT_CLOCKRCC_APB2Periph_GPIOD//默认LCD12864的数据口时钟#defineLCD_RS_1LCD_CONTROL->BSRR&=~LCD_RS_Pin;LCD_CONTROL->BSRR|=LCD_RS_Pin//RS置高电平#defineLCD_RS_0LCD_CONTROL->BRR&=~LCD_RS_Pin;LCD_CONTROL->BRR|=LCD_RS_Pin//RS置低电平#defineLCD_RW_1LCD_CONTROL->BSRR&=~LCD_RW_Pin;LCD_CONTROL->BSRR|=LCD_RW_Pin//RW置高电平#defineLCD_RW_0LCD_CONTROL->BRR&=~LCD_RW_Pin;LCD_CONTROL->BRR|=LCD_RW_Pin//RW置低电平#defineLCD_EN_1LCD_CONTROL->BSRR&=~LCD_EN_Pin;LCD_CONTROL->BSRR|=LCD_EN_Pin//EN置高电平#defineLCD_EN_0LCD_CONTROL->BRR&=~LCD_EN_Pin;LCD_CONTROL->BRR|=LCD_EN_Pin//EN置低电平#defineLCD_RESET_0LCD_CONTROL->BRR=LCD_RESET_Pin//复位#defineLCD_RESET_1LCD_CONTROL->BSRR=LCD_RESET_Pin//复位脚拉高#defineDATAOUTLCD_DATAPORT->ODR&=0xff00;LCD_DATAPORT->ODR//数据输出寄存器#defineDATAINLCD_DATAPORT->IDR//数据输入寄存器#defineLCD_BF((DATAIN)&0x0080)//忙状态voidLCD_delayus(unsignedlongn);//延时n(us)voidLCD_delayms(unsignedlongn);//延时n(ms)voidLCD_WriteInitcmd(uint8_tinitcmd);//写初始化命令voidLCD_WaitLaisure(void);//一直等待到LCD内部操作完成，变为空闲状态voidLCD_Writecmd(uint8_tcmd);//写命令到LCD12864voidLCD_WriteByte(uint8_tbyte);//写一字节数据到LCD12864voidLCD_pos(uint16_tpos);//LCD显示位置设置voidLCD_Setpos(uint16_trow,uint16_tcol);//设定LCD12864的显示地址，根据习惯voidLCD_DispChar(charch);//显示一个字符voidLCD_Setpos_DispChar(uint16_trow,uint16_tcol,charch);//在指定位置显示一个字符voidLCD_DispString(charstr[]);//显示一个字符串，显示位置需提前设定//在指定位置显示一个字符串voidLCD_Setpos_DispString(uint16_trow,uint16_tcol,charstr[]);voidLCD_Dispnum(uint32_tnum);//显示一个不超过8位的整数，显示位置需提前设置//在指定位置显示一个不超过8位的整数voidLCD_Setpos_Dispnum(uint16_trow,uint16_tcol,uint32_tnum);voidLCD_DispDecimal(uint32_tnum,uint16_tdot);//显示一个有效位不超过8位的浮点数,显示位置需要提前设定//在指定位置显示一个有效位不超过8位的浮点数voidLCD_Setpos_DispDecimal(uint16_trow,uint16_tcol,uint32_tnum,uint16_tdot);//显示日历，显示日期与时间voidLCD_DispDateTime(uint32_tyear,uint16_tmonth,uint16_tday,uint16_thour,uint16_tmin,uint16_tsec);voidLCD_DispPicture(constunsignedcharpicture[]);//显示一幅图像128*64//屏幕整体左移一格，用于滚动显示voidLCD_ShiftLeft(void);//屏幕整体右移一格，用于滚动显示voidLCD_ShiftRight(void);//清屏，清除显示voidLCD_Clear(void);//使光标还回原点位置voidLCD_Return(void);//关显示voidLCD_Close(void);//开显示voidLCD_Open(void);voidLCD_FlickerChar(uint16_trow,uint16_tcol);//关闭字符闪烁voidLCD_CloseFlicker(void);//屏幕秒闪烁一次voidLCD_FlickerScreen(void);voidLCD_PORT_Init(void);//LCD连接端口初始化voidLCD_Init(void);//LCD配置初始化#endif#include"stm32f10x.h"}str[k]='\0';//添加字符串结束标志LCD_DispString(str);//显示字符串}voidLCD_Setpos_Dispnum(uint16_trow,uint16_tcol,uint32_tnum){LCD_Setpos(row,col);LCD_Dispnum(num);}voidLCD_DispDecimal(uint32_tnum,uint16_tdot){uint32_ti=0,j,k=0,wei;uint32_tq;charstr[10];if(num>=10000000)wei=8;elseif(num>=1000000)wei=7;elseif(num>=100000)wei=6;elseif(num>=10000)wei=5;elseif(num>=1000)wei=4;elseif(num>=100)wei=3;elseif(num>=10)wei=2;elsewei=1;for(i=wei;i>0;i--){q=1;j=1;//i=1时，q=1,得到个位for(;j<i;j++)q*=10;str[k++]=num/q+'0';num%=q;}str[k]='\0';//添加字符串结束标志for(i=8;i>0;i--){if((str[i]>='0')&&(str[i]<='9'))break;}str[i+2]='\0';//添加字符串结束符for(j=0;j<dot;j++,i--)//小数点后各位依次右移，准备插入{str[i+1]=str[i];}str[i+1]='.';//插入小数点LCD_DispString(str);//显示浮点小数}voidLCD_Setpos_DispDecimal(uint16_trow,uint16_tcol,uint32_tnum,uint16_tdot){LCD_Setpos(row,col);LCD_DispDecimal(num,dot);}voidLCD_DispDateTime(uint32_tyear,uint16_tmonth,uint16_tday,uint16_thour,uint16_tmin,uint16_tsec){//externuint16_tenableclock;LCD_Setpos(1,0);LCD_DispString("Date:");LCD_Dispnum((uint32_t)year);LCD_DispChar('-');LCD_Dispnum((uint32_t)month);LCD_DispChar('-');LCD_Dispnum((uint32_t)day);if((month<10)&&(day<10))//清除无效位置可能残留的显示{LCD_DispChar('');LCD_DispChar('');}elseif(((month<10)&&(day>9))||((month>9)&&(day<10)))LCD_DispChar('');LCD_Setpos(1,15);//if(enableclock)//如果开启闹铃，显示闹铃标志//LCD_DispChar('@');//elseLCD_DispChar('*');//第一行结束符显示LCD_Setpos(2,0);LCD_DispString("Time:");LCD_Dispnum((uint32_t)hour);LCD_DispChar(':');LCD_Dispnum((uint32_t)min);LCD_DispChar(':');LCD_Dispnum((uint32_t)sec);if(sec==0)LCD_DispChar('0');LCD_DispChar('');LCD_DispChar('');if((hour<10)&&(min<10)&&(sec>0)&&(sec<10))LCD_DispChar('');//用于消隐LCD_Setpos(2,15);//if(enableclock)//LCD_DispChar('@');//elseLCD_DispChar('*');//第二行结束符显示}voidLCD_DispPicture(constunsignedcharpicture[]){uint16_ti,j;LCD_Writecmd(0x34);//写数据时,关闭图形显示LCD_delayms(20);for(i=0;i<32;i++)//32行{LCD_Writecmd(0x80+i);LCD_delayus(150);LCD_Writecmd(0x80);LCD_delayus(150);for(j=0;j<16;j++)//一行，16个字节{LCD_WriteByte(picture[j]);LCD_delayus(150);}LCD_delayus(150);}for(i=0;i<32;i++)//32行{LCD_Writecmd(0x80+i);LCD_delayus(150);LCD_Writecmd(0x80);LCD_delayus(150);for(j=0;j<16;j++)//一行，16个字节{LCD_WriteByte(picture[j]);LCD_delayus(150);}LCD_delayus(150);}LCD_Writecmd(0x36);//写完数据,开图形显示LCD_delayms(50);}//屏幕整体左移一格，用于滚动显示voidLCD_ShiftLeft(){LCD_Writecmd(0x18);}//屏幕整体右移一格，用于滚动显示voidLCD_ShiftRight(void){LCD_Writecmd(0x1C);}//清屏，清除显示voidLCD_Clear(void){LCD_Writecmd(0x01);}//使光标还回原点位置voidLCD_Return(void){LCD_Writecmd(0x02);}//关显示voidLCD_Close(void){LCD_Writecmd(0x08);}//开显示voidLCD_Open(void){LCD_Writecmd(0x0C);}voidLCD_FlickerChar(uint16_trow,uint16_tcol){LCD_Writecmd(0x0D);LCD_Setpos(row,col);}//关闭字符闪烁voidLCD_CloseFlicker(void){LCD_Writecmd(0x0C);}//屏幕秒闪烁一次voidLCD_FlickerScreen(void){LCD_Writecmd(0x08);//关显示LCD_delayms(500);LCD_Writecmd(0x0C);//开显示LCD_delayms(500);}//LCD连接端口初始化voidLCD_PORT_Init(void){GPIO_InitTypeDefLCD_port;RCC_PCLK2Config(RCC_HCLK_Div1);RCC_PCLK1Config(RCC_HCLK_Div2);//fPCLK1=36MHzRCC_APB2PeriphClockCmd(LCD_CONTROL_CLOCK,ENABLE);//时钟使能RCC_APB2PeriphClockCmd(LCD_DATAPORT_CLOCK,ENABLE);LCD_port.GPIO_Pin=(uint16_t)0x00ff;LCD_port.GPIO_Speed=GPIO_Speed_50MHz;LCD_port.GPIO_Mode=GPIO_Mode_Out_OD;//OD开路输出，外接上拉电阻到5VGPIO_Init(LCD_DATAPORT,&LCD_port);LCD_port.GPIO_Pin=LCD_RESET_Pin|LCD_RS_Pin|LCD_RW_Pin|LCD_EN_Pin;LCD_port.GPIO_Speed=GPIO_Speed_50MHz;LCD_port.GPIO_Mode=GPIO_Mode_Out_OD;//OD开路输出GPIO_Init(LCD_CONTROL,&LCD_port);}voidLCD_Init(void){LCD_RESET_0;LCD_delayms(300);//复位LCD12864LCD_RESET_1;LCD_delayms(300);LCD_Writecmd(0x34);//写数据时,关闭图形显示LCD_delayus(400);LCD_WriteInitcmd(0x38);//并行，8位，基本指令操作LCD_delayus(200);//150LCD_WriteInitcmd(0x38);LCD_delayus(100);LCD_WriteInitcmd(0x0C);//开显示，显示光标，用于测试LCD_delayus(150);LCD_WriteInitcmd(0x01);//清屏LCD_delayms(12);LCD_Writecmd(0x06);//地址自动增加LCD_delayus(150);}#include"stm32f10x.h"#include"LCD12864.h"externconstunsignedcharpicture1[];externconstunsignedcharpicture2[];voidGPIO_Configuration(void);//延时nusvoiddelay_nus(unsignedlongn){unsignedlongj;while(n--){j=8;while(j--);}}//延时nmsvoiddelay_nms(unsignedlongn){while(n--)delay_nus(1100);}//时钟配置函数72MHz端口配置voidRCC_Configuration(){RCC_PCLK2Config(RCC_HCLK_Div1);RCC_PCLK1Config(RCC_HCLK_Div2);//fPCLK1=36MHz//RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOC|\//RCC_APB2Periph_GPIOD|RCC_APB2Periph_GPIOE,ENABLE);}intmain(void){//uint16_ti;//charstr1[]={"Happyev