📄 dspic3驱动内藏t6963c的液晶显示模块).txt
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dsPIC3驱动内藏T6963C的液晶显示模块
#include <p30f6014.h> //dsPIC30F6014标准头文件
#include "biaoge.h"
#include "temp.h"
#define CD LATBbits.LATB2//RC7
#define CE LATBbits.LATB6//RC6
#define RD LATBbits.LATB5//RC5
#define WR LATBbits.LATB4//RC4
#define LCD_DATA_out LATD//PORTD//
#define LCD_DATA_in PORTD
#define IO_RW TRISD
extern union{
unsigned int Temp;
struct { //
unsigned R0 :1;
unsigned R1 :1;
unsigned R2 :1;
unsigned R3 :1;
unsigned R4 :1;
unsigned R5 :1;
unsigned R6 :1;
unsigned R7 :1;
unsigned R8 :1;
unsigned R9 :1;
unsigned R10 :1;
unsigned R11 :1;
unsigned R12 :1;
unsigned R13 :1;
unsigned R14 :1;
unsigned R15 :1;
} BITS;
}flag_i;
#define diaodian_bit flag_i.BITS.R0 //掉电标志
//extern diaodian_bit ;
/////// 延时子程序////////////////
///#pragma interrupt_level 1
void delay(uint i)
{
while(i--)CLRWDT();
}
//-----------LCD子程序---------------------
//----读取LCD状态字--------------------
uchar read_data(void)
{
uchar i;
IO_RW=0xff; //端口输入
CD =1;NOP();
RD =0;NOP();
i=LCD_DATA_in; //读数据
NOP();delay(1);
RD =1;
return i;
}
//-----判断指令（数据）读写状态--------
void st01(void)
{uchar i;
for(i=10;i>0;i--)
{
if((read_data()&0x03)==3)
break;
}
}
//----------判断数据自动读状态------------
void st2(void)
{uchar i;
for(i=10;i>0;i--)
{
if((read_data()&0x04)==4)
break;
}
}
//---------判断数据自动写状态-------------
void st3(void)
{uchar i;
for(i=10;i>0;i--)
{
if((read_data()&0x08)==8)
break;
}
}
//----------数据写入函数------------------
void write_data(uchar data_d)
{
st01();
IO_RW=0x00; //端口输入出
CD =0;NOP();
LCD_DATA_out=data_d; //写读数据
NOP();
WR =0;
NOP(); delay(1);
WR=1;
// DATA_573= Data_573;//并口总线总是电机状态
}
//-------------指令写入函数-----------------
void write_contr(uchar data_c)
{
st01();
IO_RW=0x00; //端口输入出
CD =1;NOP();
LCD_DATA_out=data_c; //写读数据
NOP();
WR =0;
NOP(); delay(1);
WR =1;
// DATA_573= Data_573;//并口总线总是电机状态
}
//-------------数据自动写入函数--------------
void writeauto(uchar onedata)
{
st3();
IO_RW=0x00; //端口输入出
CD =0;NOP();
LCD_DATA_out=onedata; //写读数据
NOP();
WR =0;
NOP(); delay(1);
WR =1;
// DATA_573= Data_573;//并口总线总是电机状态
}
//---------双字节参数 指令写入----------------------------
void lcd_double_operator(uchar data1,uchar data2,uchar com)
{
write_data(data1); ///-参数1-/
write_data(data2); ///-参数2-/
write_contr(com); ///-指令-//
}
//----------单字节参数 指令写入---------------------
void lcd_single_operator(uchar data1,uchar com)
{
write_data(data1); ////-参数1-/
write_contr(com); ////-指令-/
}
//------------无参数 指令写入----------------------
void lcd_none_operator(uchar com)
{
write_contr(com); ///-指令-/
}
//------------内置T6963C控制器液晶初始化函数---------
void lcd_ini()
{ //双字节参数 指令写入
lcd_double_operator(0x00,0x00,0x40);//文本显示区域首地址0x0000
lcd_double_operator(0x1e,0x00,0x41);//文本区宽度（字节数/行）30
lcd_double_operator(0x00,0x08,0x42);//图形区首址 0x800
lcd_double_operator(0x1e,0x00,0x43);//图形区宽度（字节数/行）30
lcd_none_operator(0xa0); //A7 A0无参数 指令写入 光标形状选择
lcd_none_operator(0x81); //81 80 82//--显示方式设置逻辑"或"合成//
lcd_none_operator(0x9c);//9c 9F//--显示开关设置 开文本和图形显示。光标显示闪烁//
}
//---------------建立CGRAM子程序-------------------------------------------
void creat_cgram(uchar count,uchar a)// creat_cgram(32,1); //建立CGRAM子程序//插除 公司名称
{
uint i,x;
x=count<<2; //*4
x=x<<3;//*8
lcd_double_operator(0x3,0x00,0x22); //CGRAM偏置地址设置
lcd_double_operator(0x00,0x1c,0x24); //地址指针位置
for (i=0;i<x;i++)
{CLRWDT();
if(!a)
lcd_single_operator(font[i] ,0xc0); //单字节参数 指令写入
else lcd_single_operator(font1[i] ,0xc0); //单字节参数 指令写入
}
}
//-----------------清除屏幕（清所有8K存储空间）------------------------
void lcd_clear()
{
uint i;
lcd_double_operator(0x00,0x00,0x24); //首地址//设置显示存储器首地址
lcd_none_operator(0xb0); //设置自动写状态
for(i=8192;i>0;i--)
{writeauto(0x00 );CLRWDT();}
//无参数 指令写入
lcd_none_operator(0xb2); //关闭自动写状态
}
//---------------------清除屏幕（清0x800存储空间）----------------------------
void lcd_clear1()
{
uint i;
lcd_double_operator(0x00,0x08,0x24); //首地址//设置显示存储器首地址
lcd_none_operator(0xb0); //设置自动写状态
for(i=3840;i>0;i--)//3683 //15*8*32
{writeauto(0x00 );CLRWDT();if(diaodian_bit) break;}
//无参数 指令写入
lcd_none_operator(0xb2); //关闭自动写状态
}
/********************************************************
西文字符，汉字，点阵显示函数
********************************************************/
//********西文字符写入函数******
void write_english(uchar cursor_x,uchar cursor_y,uchar c_code,uchar attr)
{
uint x;
if(diaodian_bit) return;
x=cursor_y*30;
x=x+cursor_x; //y=cursor_y*30+cursor_x
lcd_double_operator((uchar)(x),(uchar)(x>>8),0x24);
lcd_single_operator(c_code,0xc4);
lcd_double_operator((x&0x00ff),(x>>8)+0x0c,0x24);
lcd_single_operator(attr,0xc4);
}
//********汉字写入函数****16x16******
void write_chinese(uchar cursor_x,uchar cursor_y,uchar ct_code,uchar attr)
{
uint x;
if(diaodian_bit) return;
x=cursor_y*30;
x=x+cursor_x; //y=cursor_y*30+cursor_x
lcd_double_operator((uchar)(x),(x>>8),0x24);
lcd_single_operator(ct_code,0xc4);
lcd_double_operator((uchar)(x),(x>>8)+0x0c,0x24);
lcd_single_operator(attr,0xc4);
lcd_double_operator(((uchar)(x)+1),(x>>8),0x24);
lcd_single_operator(ct_code+2,0xc4);
lcd_double_operator(((uchar)(x)+1),(x>>8)+0x0c,0x24);
lcd_single_operator(attr,0xc4);
x+=30;
lcd_double_operator((uchar)(x),(x>>8),0x24);
lcd_single_operator(ct_code+1,0xc4);
lcd_double_operator((uchar)(x),(x>>8)+0x0c,0x24);
lcd_single_operator(attr,0xc4);
lcd_double_operator(((uchar)(x)+1),(x>>8),0x24);
lcd_single_operator(ct_code+3,0xc4);
lcd_double_operator(((uchar)(x)+1),(x>>8)+0x0c,0x24);
lcd_single_operator(attr,0xc4);
}
//*******************汉字写入（图形方式）函数******************************************/
//汉字写入函数
//x_hz:0~29; y_hz:0~127
void writehz(uchar x_hz,uchar y_hz,uchar code_hz)
{
uchar i_hz;
uint address,addr_hz;
if(diaodian_bit) return;
address=y_hz*30+x_hz+0x0800; //计算显示存储器地址
addr_hz=code_hz<<5;//*32; //计算汉字字模地址（cctab的下标）
for(i_hz=0;i_hz<16;i_hz++) //计数值16
{
lcd_double_operator((uchar)(address),(uchar)(address>>8),0x24); //设置显示存储器地址
lcd_single_operator(font2[addr_hz],0xc0); //写入汉字字模左部
lcd_single_operator((font2[16+addr_hz++]),0xc0); //写入汉字字模右部
address+=30; //修改显示存储器地址，显示下一列（共16列）
}
}
//************************字写入函数16x8*********************************************
void write_chinese8(uchar cursor_x,uchar cursor_y,uchar ct_code,uchar attr)
{
uint x;
if(diaodian_bit) return;
x=cursor_y*30;
x=x+cursor_x; //y=cursor_y*30+cursor_x
lcd_double_operator((uchar)(x),(x>>8),0x24);
lcd_single_operator(ct_code,0xc4);
lcd_double_operator((uchar)(x),(x>>8)+0x0c,0x24);
lcd_single_operator(attr,0xc4);
x+=30;
lcd_double_operator((uchar)(x),(x>>8),0x24);
lcd_single_operator(ct_code+1,0xc4);
lcd_double_operator((uchar)(x),(x>>8)+0x0c,0x24);
lcd_single_operator(attr,0xc4);
}
//实验目的：熟悉240*128LCD的使用
//硬件设置：
//关断所有拨码开关。30CM长杜邦头实验连接线连接240*128LCD
#include <p30f6014.h> //dsPIC30F6014标准头文件
//#include "biaoge.h"
#include "temp.h"
_FOSC(CSW_FSCM_OFF & XT_PLL4); //4倍频晶振，Failsafe 时钟关闭
_FWDT(WDT_OFF); //关闭看门狗定时器
_FBORPOR(PBOR_OFF & MCLR_EN); //掉电复位禁止，MCLR复位使能。
_FGS(CODE_PROT_OFF); //代码保护禁止
extern void lcd_ini(void);
extern void lcd_clear(void);
extern void write_chinese(uchar cursor_x,uchar cursor_y,uchar ct_code,uchar attr);
extern void creat_cgram(uchar count,uchar a);
//union IOflag_i ; // 位结构体
union
{
unsigned int Temp;
struct { //
unsigned R0 :1;
unsigned R1 :1;
unsigned R2 :1;
unsigned R3 :1;
unsigned R4 :1;
unsigned R5 :1;
unsigned R6 :1;
unsigned R7 :1;
unsigned R8 :1;
unsigned R9 :1;
unsigned R10 :1;
unsigned R11 :1;
unsigned R12 :1;
unsigned R13 :1;
unsigned R14 :1;
unsigned R15 :1;
} BITS;
}flag_i;
#define diaodian_bit flag_i.BITS.R0 //掉电标志
void init()
{
TRISB=0X0000; //设置B口为输出
TRISD=0X0000; //设置D口为输出
}
void
main(void)
{
uchar c,a,b;
uint i;
NOP();//asm volatile("nop");
init();
diaodian_bit=0;
lcd_ini(); //内置T6963C控制器液晶初始化函数
lcd_clear(); //清除屏幕
creat_cgram(8,0); //建立CGRAM子程序
b=0x80;a=4;
for(c=8;c>0;c--)//显示公司名称
{
CLRWDT();
write_chinese(a+2,0x7,b,0x00);
a=a+2;
b=b+4;
}
//------------------------------------------------------------------------------
while(1)
{
;
}
}⌨️ 快捷键说明
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