MSP430 controller LCD SED1335 program

Program for MSP430 controller LCD SED1335
//------------------------------------------------------------ 

//------------------------------------------------------------ 

#define WC_ADD XBYTE[0xC100] 
#define WD_ADD XBYTE[0xC000] 
#define RD_ADD XBYTE[0xC100] 
#define RB_ADD XBYTE[0xC000] 

void INTR(void); 
void CLEAR(void); /* 信号输入 x [0---319] ，y [0---239] */ 
void CCTW(unsigned int x,unsigned char y,unsigned char m,unsigned char n,unsigned char *p); 
void dot (unsigned int x,unsigned char y,bit c); /* c=1 划点 c=0 取消点*/ 




void INTR(void) 
{ 
unsigned char code SYSTAB[]={0x30,0x87,0x07,0x27,0x42,0xf0,0x28,0x00}; // control parameter 
unsigned char code SCRTAB[]={0x00,0x00,0xf0,0x00,0x40,0xf0,0x00,0x80,0x00,0x00}; 
unsigned char i=0x0; 

WC_ADD = 0x40; 
for(i = 0 ;i < 8; i++) 
{ 
WD_ADD = SYSTAB; 
} 
WC_ADD = 0x44; 
for(i = 0;i < 10;i++) 
{ 
WD_ADD = SCRTAB; 
} 
WC_ADD = 0x5a; 
WD_ADD = 0x0; 
WC_ADD = 0x5b; 
WD_ADD = 0x0; 
WC_ADD = 0x59; 
WD_ADD = 0x54; 

} 

void CLEAR(void) 
{ 
unsigned char i=0,j=0; 

WC_ADD = 0x4c; 
WC_ADD = 0x46; 
WD_ADD = 0x0; 
WD_ADD = 0x0; 
WC_ADD = 0x42; 
for(i = 0;i < 255;i++) 
{ 
for(j = 0;j < 255;j++) 
{ WD_ADD = 0x0; 
} 
} 
} 

void CCTW(unsigned int x,unsigned char y,unsigned char m,unsigned char n,unsigned char *p) 
{ 
unsigned char ap=0x28,i,j,k,tt=0,uu=0,rr=0,ee=0,ff=0,gg=0; /*ap 修改 P7, 行字符个数 */ 
unsigned int l; 

tt = x%8; 
x=x/8; 
l = y*ap + x+0x4000; 
x = (unsigned char)(l&0x00ff); 
y = (unsigned char)((l&0xff00)>>8); 


WC_ADD=0x4c; /*设置光标“右”移动方式 */ 

for(i=0;i< n;i++) 
{ 
WC_ADD = 0x46; /* 光标指针设置 */ 
WD_ADD = x; /* 光标地址16位 */ 
WD_ADD = y; 


if(tt==0) 
{ 
WC_ADD = 0x42; /* 连续写入数据*/ 

for (j=0;j{ 
WD_ADD = *p; 
p++ ; 
} 
} /* 0 1 2 3 */ 
else { /* 0---7 8---16 17---24 25---32*/ 

for(j=0;j{ 

RD_ADD=0x43; /* 读数据 */ 
uu=RD_ADD; 
rr=RD_ADD; 

/*-----------------------------------------------------*/ 
gg=*p; /* 处理数据*/ 
p++; 
k=uu>>(8-tt); 
k=k<<(8-tt); // 高位 
ee=k; 
k=gg>>tt; // 移高位作为低位 
ee=ee|k; 
/*-----------*/ 
k=rr<k=k>>tt; // 低位 
ff=k; 
k=gg<<(8-tt); 
ff=ff|k; 
/*--------------------------------------------------------------*/ 

WC_ADD=0x4d; /*Change the cursor "left" movement mode */ 
RD_ADD=0x43; 
k=RD_ADD; 
k=RD_ADD; 

WC_ADD=0x4c; /*Non-complex cursor "right" movement mode */ 

WC_ADD = 0x42; /* Send two data */ 

WD_ADD =ee; 
WD_ADD =ff; 

/*This data is sent, two were sent before, one needs to be returned*/ 

WC_ADD=0x4d; /*Change the cursor "left" movement mode */ 
RD_ADD=0x43; 
k=RD_ADD; 
k=RD_ADD; 

WC_ADD=0x4c; /*Non-complex cursor "right" movement mode */ 
RD_ADD=0x43; 
k=RD_ADD; 
} 



} 


l=(ap+x+(y<<8)); 
x=(unsigned char)(l&0x00ff); 
y=(unsigned char)((l&0xff00)>>8); 
} 



} 

void dot (unsigned int x,unsigned char y,bit c) 
{ 

unsigned char ap=0x28,tt=0,uu=0,gg=0,k=0; /*ap modifies P7, number of characters in a row */ 
unsigned int l=0; 

tt = x%8; 
x = x/8; 
l = y*ap + x+0x4000; 
x = (unsigned char)(l&0x00ff); 
y = (unsigned char)((l&0xff00)>>8); 

WC_ADD = 0x4c; 
WC_ADD = 0x46; /* cursor pointer setting */ 
WD_ADD = x; /* Cursor address 16 bits */ 
WD_ADD = y; 
RD_ADD=0x43; /* Read data */ 
uu=RD_ADD; 

if(c) 
{ 
gg = 1; 
gg =gg<<(7-tt); 
uu=uu|gg; 
} 
else { 
gg = 1; 
gg =gg<<(7-tt); 
gg = ~gg; 
uu=uu≫ 
} 

WC_ADD=0x4d; 
RD_ADD=0x43; 
k=RD_ADD; 

WC_ADD = 0x4c; /* Non-complex cursor "right" movement mode */ 
WC_ADD = 0x42; /* Send two data */ 
WD_ADD = uu; 

}