原文地址::http://www.eeworld.com.cn/mcu/article_2016090629148.html
相关文章
1、PIC16F917 NOKIA5110液晶测试程序----http://www.eeworld.com.cn/mcu/article_2016090529092.html
2、PIC16F917 电压表----http://www.eeworld.com.cn/mcu/article_2016090529091.html
3、STM8S103F2 NOKIA5110+AD采集----http://www.eeworld.com.cn/mcu/article_2016090629157.html
4、STM8S103F---Nokia5110液晶显示----http://www.eeworld.com.cn/mcu/article_2016090629161.html
5、stm32驱动nokia5110液晶屏程序----https://download.csdn.net/download/u010340095/8203629
LCD NOKIA5110引脚定义/#define NOKIA_SCLK GPIO_Pin_14#define NOKIA_SDIN GPIO_Pin_13#define NOKIA_DC GPIO_Pin_12#define NOKIA_RST GPIO_Pin_10#define NOKIA_SCE GPIO_Pin_11#define NOKIA_VCC GPIO_Pin_15#define NOKIA_GND GPIO_Pin_9#define NOKIA_LED GPIO_Pin_8//
Nokia_5110.h头文件
#ifndef __Nokia_5110__#define __Nokia_5110__
#include"HZ_12x12_pixel.h"#include"english_6x8_pixel.h"#define uchar unsigned char#define uint unsigned int#define ulong unsigned long#define true 1#define flase 0
/引脚定义//
void Delay_1uS(void);void LCD_Init(void);void LCD_set_XY(unsigned char X, unsigned char Y);/*-----------------------------------------------------------------------LCD_write_english_String : 英文字符串显示函数
输入参数:*s :英文字符串指针; X、Y : 显示字符串的位置,x 0-83 ,y 0-5
-----------------------------------------------------------------------*/void LCD_write_english_string(unsigned char X,unsigned char Y,char *s);void TestLCD_Nokia5110(void);
unsigned char mask_table[8]={0x80,0x40,0x20,0x10,0x08,0x04,0x02,0x01};unsigned char Hzk1212[][24];
void displayonechar1212(uchar row,uchar page,uchar dd); //显示 12*12 点阵void write_byte(uchar dd,uchar a); //写数据或指令 0:指令 1:数据
#define c_Lcd_Max_x 84#define c_Lcd_Max_y 6 //以字节为单位
#define c_LCD_Max_Dot_X 84#define c_LCD_Max_Dot_Y 48
#define COM 0 //指令#define DAT 1 //数据//-------------------#define STR 1 //字符#define HAN 2 //汉字//--------------------------LPH7366指令集---------------------------#define Nokia5110_basic_fun_set 0x20 //基本功能设置#define Nokia5110_expand_fun_set 0x21 //扩展功能设置// D7 D6 D5 D4 D3 D2 D1 D0// 0 0 1 0 0 PD V H// | | |_______1->扩展指令集 0->基本指令集// | |___________1->垂直寻址 0->水平寻址// |_______________1->低功耗模式 0->正常模式//-------------------------------------------------------------------//基本指令集#define Nokia5110_dis_set 0x0c//显示模式设置#define Nokia5110_DispMode_AllLightOff 0x08#define Nokia5110_DispMode_AllLightOn 0x09#define Nokia5110_DispMode_Reverse 0x0d// D7 D6 D5 D4 D3 D2 D1 D0// 0 0 0 0 1 D 0 E// | |_______0 0 1 1// |_______________0 1 0 1// 白屏 正常显示 全显 反转//-------------------------------------------------------------------#define Nokia5110_add_Yset 0x40 //设置Y地址// D7 D6 D5 D4 D3 D2 D1 D0// 0 1 0 0 0 Y1 Y2 Y3//-------------------------------------------------------------------#define Nokia5110_add_Xset 0x80 //设置X地址// D7 D6 D5 D4 D3 D2 D1 D0// 0 1 X6 X5 X4 X3 X2 X1//-------------------------------------------------------------------//扩展指令集#define Nokia5110_tem_set 0x06 //温度系数设置// D7 D6 D5 D4 D3 D2 D1 D0// 0 0 0 0 0 1 TC1 TC0//-------------------------------------------------------------------//#define Nokia5110_vot_set 0xD7 //电压系数设置#define Nokia5110_vot_set 0xc0 //电压系数设置// D7 D6 D5 D4 D3 D2 D1 D0// 1 vo6 vo5 vo4 vo3 vo2 vo1 vo0//-------------------------------------------------------------------/*****************************************************************/
void delay_1us(void) //1us延时函数 { unsigned int i; for(i=0;i<1000;i++); }
/*****************************************************************/
/*-----------------------------------------------------------------------LCD_write_byte : 使用SPI接口写数据到LCD
输入参数:data :写入的数据; command :写数据/命令选择;
-----------------------------------------------------------------------*/void LCD_write_CMD(unsigned char ucWriteData){ unsigned char uci;
//SCE = 0; //DC = 0; GPIO_ResetBits(GPIOD, NOKIA_SCE); GPIO_ResetBits(GPIOD, NOKIA_DC);
for(uci=0;uci<8;uci++) { if(ucWriteData & 0x80) //最搞位为1时候就是写,所以要与0x80 { //SDIN = 1; GPIO_SetBits(GPIOD, NOKIA_SDIN); } else { //SDIN = 0; GPIO_ResetBits(GPIOD, NOKIA_SDIN); } //SCLK = 0; GPIO_ResetBits(GPIOD, NOKIA_SCLK); ucWriteData = ucWriteData << 1; //SCLK = 1; GPIO_SetBits(GPIOD, NOKIA_SCLK); }
//SCE = 1; GPIO_SetBits(GPIOD, NOKIA_SCE);}
/*-----------------------------------------------------------------------LCD_write_byte : 使用SPI接口写数据到LCD
输入参数:data :写入的数据; command :写数据/命令选择;-------------------------*/void LCD_write_Data(unsigned char ucWriteData){ unsigned char uci;
//SCE = 0; //DC = 1; GPIO_ResetBits(GPIOD, NOKIA_SCE); GPIO_SetBits(GPIOD, NOKIA_DC);
for(uci=0;uci<8;uci++) { if(ucWriteData & 0x80) { //SDIN = 1; GPIO_SetBits(GPIOD, NOKIA_SDIN); } else { //SDIN = 0; GPIO_ResetBits(GPIOD, NOKIA_SDIN); } //SCLK = 0; GPIO_ResetBits(GPIOD, NOKIA_SCLK); ucWriteData = ucWriteData << 1; //SCLK = 1; GPIO_SetBits(GPIOD, NOKIA_SCLK); }
//SCE = 1; GPIO_SetBits(GPIOD, NOKIA_SCE);
}/*-----------------------------------------------------------------------LCD_set_XY : 设置LCD坐标函数
输入参数:X -83 Y :0-5----------------------------------------------*/void LCD_set_XY(unsigned char X, unsigned char Y){ LCD_write_CMD(0x40 | (Y & 0X07)); // column LCD_write_CMD(0x80 | (X & 0X7F)); // row}
void setadd(unsigned char a,unsigned char d)//设定地址{write_byte((a|0x80),0);write_byte((d|0x40),0);}/*-----------------------------------------------------------------------LCD_clear : LCD清屏函数
-----------------------------------------------------------------------*/void LCD_Clear(void){ uint uii;
// LCD_write_CMD(0x0c);// LCD_write_CMD(0x80);
LCD_set_XY(0,0); for(uii=0; uii<c_lcd_max_x *="" c_lcd_max_y;="" uii++) { LCD_write_Data(0x00); }
}
void LCD_Init(void) {
// 产生一个让LCD复位的低电平脉冲 //RST = 0; GPIO_ResetBits(GPIOD, NOKIA_RST); delay_1us(); //RST = 1; GPIO_SetBits(GPIOD, NOKIA_RST); //SCE = 0; //DC = 0; GPIO_ResetBits(GPIOD, NOKIA_SCE); GPIO_ResetBits(GPIOD, NOKIA_DC);
// 关闭LCD delay_1us(); //延时必须加 // 使能LCD delay_1us();
LCD_write_CMD(0x21); // 使用扩展命令设置LCD模式,PD=0,V=0,H=1 LCD_write_CMD(0xc0); // 设置偏置电压 LCD_write_CMD(0x06); // 温度校正 LCD_write_CMD(0x13); // 1:48
LCD_write_CMD(0x20); // 使用基本命令 LCD_write_CMD(0x0c); // 设定显示模式,正常显示
// LCD_write_CMD(Nokia5110_DispMode_Reverse); // 关闭LCD
//SCE = 1; GPIO_SetBits(GPIOD, NOKIA_SCE); }
/*-----------------------------------------------------------------------LCD_write_char : 显示英文字符
输入参数:c :显示的字符;-----------------------------------------------------------------------*/void LCD_write_char(unsigned char c){ unsigned char line;
c -= 32;
for (line=0; line<6; line++) { LCD_write_Data(font6x8[c][line]); }}
void write_byte(uchar dd,uchar a)//写一字节 0:指令 1:数据{char i;//SCE=0;//DC=a;GPIO_ResetBits(GPIOD, NOKIA_SCE); if(a==0)GPIO_ResetBits(GPIOD, NOKIA_DC); if(a==1)GPIO_SetBits(GPIOD, NOKIA_DC); for(i=0;i<8;i++){if(dd&mask_table[i])//SDIN=1; GPIO_SetBits(GPIOD, NOKIA_SDIN);else//SDIN=0;//SCLK=0;//SCLK=1; GPIO_ResetBits(GPIOD, NOKIA_SDIN); GPIO_ResetBits(GPIOD, NOKIA_SCLK); GPIO_SetBits(GPIOD, NOKIA_SCLK);
}//DC=1;//SCE=1;//SDIN=1; GPIO_SetBits(GPIOD, NOKIA_DC); GPIO_SetBits(GPIOD, NOKIA_SCE); GPIO_SetBits(GPIOD, NOKIA_SDIN);}
/*-----------------------------------------------------------------------LCD_write_english_String : 英文字符串显示函数
输入参数:*s :英文字符串指针; X、Y : 显示字符串的位置,x 0-83 ,y 0-5
-----------------------------------------------------------------------*/void LCD_write_english_string(unsigned char X,unsigned char Y,char *s){ LCD_set_XY(X,Y); while (*s) { LCD_write_char(*s); s++; }}//****************************************************///显示12(宽)*12(高)点阵列汉字void displayonechar1212(uchar row, uchar page,uchar dd) //row:列 page:页 dd:字符{uchar row_i,xx,num=0;for(xx=0;xx<2;xx++){setadd(row,page);// 列,页for(row_i=num; row_i<num+12;row_i++) write_byte(hzk1212[dd][row_i],1); num=num+12;page++;}}
#endif