QC12864 LCD serial timing driver solution

Arbitrary function curves can be drawn when serial timing cannot read operations

//The program format is rough and there is no time to organize it. If you have any questions, please leave a message
. Complete source code download: http://www.51hei.com/f/12864c5.rar

//12864 serial timing implementation

///**************************************/
#include
#include 
#include       
/******************************************/
#define uchar unsigned char
#define uint unsigned int

#define clear 0x01 //Clear screen
#define reset_DDRAM 0x02 //DDRAM address reset
#define left_move 0x04 //Move cursor left
#define right_move 0x06 //Move cursor right
#define all_left_move 0x05 //Move the entire screen to the left
#define all_right_move 0x07 //Move the entire screen to the right
#define display_left_move 0x10 //Display cursor moves left
#define display_right_move 0x14 //Display cursor moves right
#define set_function1 0x30 //Basic instruction set action
#define set_CGRAM 0x40 //Set CGRAM address
#define set_DDRAM 0x80 //Set DDRAM address
#define set_function2 0x34 //Extended instruction set action
#define fanbai 0x04 //Highlight the first line (expand the instruction set)
#define set_GDRAM 0x80 //Set GDRAM address (expand instruction set)
#define ON_G 0x36 //Turn on drawing display (expanded instruction set)
#define set_function2 0x34 //Turn off the graphics display (expand the instruction set)

//Port definition
sbit LCD_CS=P1^3;
sbit LCD_SID=P1^1; //Serial data line
sbit LCD_SCLK=P1^2; //Serial clock input
uchar code a[]={"QC12864"}; //Define the string to be displayed
       
/******************************************/
//Delay function
/******************************************/
void Delay_nms(uchar n)
{
   uchar i;
   uchar j;
   for(i=0;i