AVR12864

/************************************************************
LCD??HD61202,128x64
Huh

??ATMega16L 8MHz
************************************************************/

#include <mega16.h>
//#include <delay.h>
//#include <stdio.h>
#include "hzk.h"

/*LCD? Huh

PB0-7??LCD DB0-DB7*/
#define CS1 PORTA.6
#define CS2 PORTA.5
#define RS PORTA.2
#define RW PORTA.3
#define E PORTA.4
#define RST PORTA.7
#define SPEAK PORTA.0
#define LCDEL PORTA.1

#define MOTO1A PORTD.6
#define MOTO1B PORTD.7
#define MOTO2A PORTC.0
#define MOTO2B PORTC.1

#define HD7279CS       0
#define HD7279CLK       1
#define HD7279DATA      4
#define HD7279KEY      5

#define PD2      2
#define   PD3      3

#define URSEL 7
//#define UMSEL 6
//#define UPM1 5
//#define UPM0 4
//#define USBS 3
#define UCSZ1 2
#define UCSZ0 1
//#define UCPOL 0

#define RXCIE 7
#define TXCIE 6
#define UDRIE 5
#define RXEN 4
#define TXEN 3
#define UCSZ2 2
#define RXB8 1
#define TXB8 0

#define RXC 7
#define TXC 6
#define UDRE 5
#define FE 4
#define DOR 3
#define OVR 3 /*This definition differs from the databook*/
#define PE 2
#define U2X 1
#define MPCM 0

typedef const struct
{
unsigned char X;
unsigned char Y;
}LCDPos;

LCDPos const LCDInfo[]={{0x28,0x00},{0x30,0x00},{0x38,0x00},{0x40,0x00},{0x48,0x00},
{0x50,0x00},{0x58,0x00},
{0x30,0x02},{0x38,0x02},{0x40,0x02},
{0x48,0x02},{0x50,0x02},
{0x30,0x04},{0x40,0x04},
{0x30,0x06},{0x40,0x06},{0x48,0x06}};
unsigned char LCDInfoBuf[17];

int Count = 1234;

void delay_us(int time)
{
do
   {
   time--;
   }
while (time>1);
}

void Delay(int x)
{
   int i,j;
   for(j=0;j<x;j++)
   {
      for(i=0;i<250;i++);
   }
}

/* Huh

*/
unsigned char receive_byte(void)
{
unsigned char i,temp=0;
DDRD &= ~(1<<HD7279DATA);
delay_us(90);
for(i=0;i<8;i++)
{
temp=temp<<1;
PORTD |= (1<<HD7279CLK);
delay_us(10);
if((PIND & (1<<HD7279DATA))!=0)
temp|=0x01;
PORTD &= ~(1<<HD7279CLK);
delay_us(10);
}
DDRD |= (1<<HD7279DATA);
return temp;
}
/* Huh

*/
void send_byte(unsigned char para)
{
unsigned char i;
PORTD &= ~(1<<HD7279CS);
delay_us(90);
for(i=0;i<8;i++)
{
   if((para&0x80)==0x80)
       PORTD |= (1<<HD7279DATA);
    else
   PORTD &= ~(1<<HD7279DATA);
PORTD |= (1<<HD7279CLK);
delay_us(10);
PORTD &= ~(1<<HD7279CLK);
delay_us(10);
para=para<<1;
   }
}
/* ?HD7279? Huh

? */
void write7279(unsigned char cmd1, unsigned char cmd2)
{
   send_byte (cmd1);
   send_byte (cmd2);
   PORTD |= (1<<HD7279CS);
}

void Rst7279(void)
{
send_byte(0xa4); // ??HD7279
   PORTD |= (1<<HD7279CS);
}

unsigned char Read7279(void)
{
   unsigned char keyval;
   if((PIND & (1<<HD7279KEY))==0)
   {
      send_byte(0x15);
      keyval=receive_byte();
      PORTD |= (1<<HD7279CS);
      return keyval;
   }
   return 0xff;
}
void LCD_NOP(void)
{
   unsigned char i;
   for(i=0;i<50;i++);
//   #asm("NOP");
}

//LCD? Huh

void LCD_Write_ComL(unsigned char x)
{
   CS1=0;
   CS2=1;
   LCD_NOP();
   RS=0;
   E=1;
   LCD_NOP();
   RW=0;
   PORTB=x;
   E=1;
   E=0;
   CS1=1;
   CS2=1;
}

//LCD? Huh

??
void LCD_Write_DatL(unsigned char x)
{
   CS1=0;
   CS2=1;
   LCD_NOP();
   RS=0;
   E=1;
   LCD_NOP();
   RS=1;
   RW=0;
   PORTB=x;
   E=1;
   E=0;
   CS1=1;
   CS2=1;
}

//LCD? Huh

void LCD_Write_ComR(unsigned char x)
{
   CS1=1;
   CS2=0;
   LCD_NOP();
   RS=0;
   E=1;
   LCD_NOP();
   RW=0;
   PORTB=x;
   E=1;
   E=0;
   CS1=1;
   CS2=1;

}

//LCD? Huh

??
void LCD_Write_DatR(unsigned char x)
{
   CS1=1;
   CS2=0;
   LCD_NOP();
   RS=0;
   E=1;
   LCD_NOP();
   RS=1;
   RW=0;
   PORTB=x;
   E=1;
   E=0;
   CS1=1;
   CS2=1;

}

//LCD???
void LCD_Init(void)
{
   RST = 1;
   RST = 0;
   Delay(200);
RST = 1;
   LCD_Write_ComL(0x3e);
   LCD_Write_ComR(0x3e);
   LCD_Write_ComL(0x3f);
   LCD_Write_ComR(0x3f);
   LCD_Write_ComL(0xc0);
   LCD_Write_ComR(0xc0);
}

//LCD??
void LCD_Clr(void)
{
   unsigned char i,j;

   for(j=0;j<8;j++)
   {
      LCD_Write_ComL(0xb8|j);
      LCD_Write_ComL(0x40);
      LCD_Write_ComR(0xb8|j);
      LCD_Write_ComR(0x40);
      for(i=0;i<64;i++)
      {
      LCD_Write_DatL(0x00);
      LCD_Write_DatR(0x00);
      }
   }
}

//------------------------------------------------------
// Huh

?
// x?? x+1? Huh

?1?;y?? y+1? Huh

?8?
//------------------------------------------------------
void CCW_PR(unsigned int neima,unsigned char X,unsigned char Y,unsigned char fan)
{
unsigned char k,com,dat1,hz;
unsigned int i;
Y=Y|0xb8; //? Huh

LCD_Write_ComL(Y);
LCD_Write_ComR(Y);
if(neima<CB1B1) //? Huh

??
hz=8;
else
hz=0;
if(X<0x40) //? Huh

??HD61202
{
com=X+0x40; //? Huh

LCD_Write_ComL(com);
k='L';
}
else
{
com=X;
LCD_Write_ComR(X);            //Com=X-0x40+0x40
}
com=com&0x3f;
for(i=neima;i<(16+neima-hz);i++)
{
dat1=hzdot;
if(fan)
dat1=~dat1;
if(k=='L')
{
LCD_Write_DatL(dat1);
}
else
{
LCD_Write_DatR(dat1);
}
com++;
if(com==0x40)         //??HD61202
{
LCD_Write_ComR(com);
k='R';
}
}
Y++;
LCD_Write_ComL(Y);
LCD_Write_ComR(Y);
if(X<0x40)            //???HD61202
{
com=X|0x40;
LCD_Write_ComL(com);
k='L';
}
else
{
com=X;
LCD_Write_ComR(X);            //Com=X-0x40+0x40
}
com=com&0x3f;
for(i=(16+neima-hz);i<(32+neima-hz-hz);i++) //???
{
dat1=hzdot;
if(fan)
dat1=~dat1;
if(k=='L')
{
LCD_Write_DatL(dat1);
}
else
{
LCD_Write_DatR(dat1);
}
com++;
if(com==0x40)         //??HD61202
{
LCD_Write_ComR(com);
k='R';
}
}
}

void logo(void)
{

CCW_PR(CB5E7,0x4-2,0x06,0); //?
CCW_PR(CBBB0,0x14-2,0x06,0); //?

CCW_PR(CHAR_30,0x28-2,0x06,0);
CCW_PR(CHAR_31,0x30-2,0x06,0);
CCW_PR(CHAR_32,0x38-2,0x06,0);
CCW_PR(CHAR_33,0x40-2,0x06,0);
CCW_PR(CHAR_34,0x48-2,0x06,0);
CCW_PR(CHAR_35,0x50-2,0x06,0);
CCW_PR(CHAR_36,0x58-2,0x06,0);
CCW_PR(CHAR_37,0x60-2,0x06,0);
CCW_PR(CHAR_38,0x68-2,0x06,0);
CCW_PR(CHAR_39,0x70-2,0x06,0);
// CCW_PR(ASC0,0x78-2,0x06,0);
}

// External Interrupt 0 service routine
interrupt [EXT_INT0] void ext_int0_isr(void)
{
// Place your code here
   if(PIND & (1<<PD3))
      Count++;
   else
      Count--;
}

//???
void main(void)
{
   unsigned int i;
   unsigned char Key;
   DDRB=0xff;
   PORTB=0x00;
   DDRA=0xff;

   DDRC = 0xff;
   PORTC = 0x00;

// Port D initialization
// Func7=Out Func6=Out Func5=In Func4=Out Func3=In Func2=In Func1=Out Func0=Out
// State7=0 State6=0 State5=P State4=0 State3=P State2=P State1=0 State0=0
   PORTD=0x2C;
   DDRD=0xD3;

// External Interrupt(s) initialization
// INT0: On
// INT0 Mode: Rising Edge
// INT1: Off
// INT2: Off
   GICR|=0x40;
   MCUCR=0x03;
   MCUCSR=0x00;
   GIFR=0x40;

   Rst7279();
#asm("wdr");

   #asm("SEI"); //?

   LCD_Init(); //LCD???
   LCD_Clr(); //LCD??
MOTO1A = 0;
MOTO1B = 1;
MOTO2A = 0;
MOTO2B = 1;
SPEAK = 1;
LCDEL = 1;
   logo();
   Delay(200);
   Delay(200);
   while(1)
   {
      Key = Read7279();
      if(Key != 0xff)
         Count = Key;
   LCDInfoBuf[0]=(Count/10000)%10;
   LCDInfoBuf[1]=(Count/1000)%10;
   LCDInfoBuf[2]=(Count/100)%10;
   LCDInfoBuf[3]=(Count/10)%10;
   LCDInfoBuf[4]=(Count)%10;
      for (i=0;i<7;i++)
      {
         CCW_PR(LCDInfoBuf*16,LCDInfo.X,LCDInfo.Y,0);
      }

   }
}