impactr2.c

lpc2368 source files

void dot_ln(void)
{
    unsigned char i,k;

    if(prt_dw_flag == 1)
    {
        k = 0x01;
        a_char = 0x00;           
        b_char = 0x01;           
        c_char = 0x02;           
        d_char = 0x03;           
        e_char = 0x04;           
        f_char = 0x05;           
        g_char = 0x06;
        h_char = 0x07;
    }
    else
    {
        k = 0x03;
        a_char = 0x00;           
        b_char = 0x03;           
        c_char = 0x06;           
        d_char = 0x09;           
        e_char = 0x0C;           
        f_char = 0x0F;           
        g_char = 0x12;
        h_char = 0x15;
    }

	while(k != 0)
	{
        adg_bits();
        beh_bits();
        cf_bits();
        
        for(i=0;i<6;i++)
        {
            dot_1();    //1 dot will be printed
        }
        ++a_char;
        ++b_char;            
        ++c_char;
        ++d_char;
        ++e_char;
        ++f_char;
        ++g_char;
        ++h_char;
        --k;             
	}

}	

void    adg_bits(void)
{
    unsigned char ch;
    ch = *(line_no+ test_msg[a_char]);
    a_dot = ch << 2;

    ch = ch >> 1;
    ch = *(line_no + test_msg[d_char]);
    d_dot = ch << 2;
    ch = ch >> 1;

    ch = *(line_no + test_msg[g_char]);
    g_dot = ch << 2;
    ch = ch >> 1;
}

void    beh_bits(void)
{
    unsigned char ch;
    ch = *(line_no+ test_msg[b_char]);
    b_dot = ch << 2;
    ch = ch >> 1;

    ch = *(line_no + test_msg[e_char]);
    e_dot = ch << 2;
    ch = ch >> 1;

    ch = *(line_no + test_msg[h_char]);
    h_dot = ch << 2;
    ch = ch >> 1;
}

void cf_bits(void)
{
    unsigned char ch;

    ch = *(line_no+ test_msg[c_char]);
    c_dot = ch << 2;
    ch = ch >> 1;

    ch = *(line_no + test_msg[f_char]);
    f_dot = ch << 2;
    ch = ch >> 1;
}
			
void dot_1(void)
{ 

    if(prt_dw_flag == 1)
    {
        hi_pul();
        adg_dots();
        lo_pul();
        hi_pul();
        //DATAOUT_A =0x00;
        //prt_enable();
    	 FIO1PIN3 = 0xFF;

        beh_dots();
        lo_pul();
        hi_pul();
        //DATAOUT_A =0x00;
        //prt_enable();
    	FIO1PIN3 = 0xFF;

        cf_dots();
        lo_pul();
        hi_pul();
        //DATAOUT_A =0x00;
        //prt_enable();
		FIO1PIN3 = 0xFF;
    }

    hi_pul();
    adg_dots();
	lo_pul();
	hi_pul();
    //DATAOUT_A =0x00;
    //prt_enable();
	FIO1PIN3 = 0xFF;

    beh_dots();
    lo_pul();
	hi_pul();
    //DATAOUT_A =0x00;
    //prt_enable();
	FIO1PIN3 = 0xFF;

	cf_dots();
	lo_pul();
	hi_pul();
    //DATAOUT_A =0x00;
    //prt_enable();
	FIO1PIN3 = 0xFF;

    a_dot = a_dot << 1;
    b_dot = b_dot << 1;
    c_dot = c_dot << 1;
    d_dot = d_dot << 1;
    e_dot = e_dot << 1;
    f_dot = f_dot << 1;
    g_dot = g_dot << 1;
    h_dot = h_dot << 1;
}


void  adg_dots(void)
{
    unsigned char temp;
    unsigned char ch;

    temp = 0x00;			//ff;

	ch = a_dot;
    bit_1 = ch & 0x80;
	if(bit_1 == 1)
	{
        temp = (temp |0x01);   //& 0xfe);
		//temp = (temp & 0xfe);
	}

	ch = d_dot;
    bit_4= ch & 0x80;   
	if(bit_4 == 1)
	{
        temp = (temp | 0x08);      //& 0xf7);
		//temp = (temp & 0xf7);
	}

    ch = g_dot;
    bit_7= ch & 0x80;
    if(bit_7 == 1)
	{
        temp = (temp |	0x40);      //& 0xbf);
		//temp = (temp & 0xbf);
	}


    //DATAOUT_A = temp;
    //prt_enable();
	
	FIO1PIN3 = temp;  // invert

}	

										
void    beh_dots(void)
{
    unsigned char temp;
    unsigned char ch;

    temp =0x00;		//ff;

	ch = b_dot;
    bit_2= ch & 0x80;   
	if(bit_2 == 1)
	{
        temp = (temp | 0x02);	// & 0xfd);
		//temp = (temp  & 0xfd);
	}
	
	ch = e_dot;
    bit_5= ch & 0x80;   
	if(bit_5 == 1)
	{
        temp = (temp | 0x10);  //& 0xef);
		//temp = (temp & 0xef);
	}

    ch = h_dot;
    bit_8= ch & 0x80;   
    if(bit_8 == 1)
	{
        temp = (temp | 0x80);   //&0x7F);
		//temp = (temp &0x7F);
	}

//    DATAOUT_A = temp;
//    prt_enable();
	FIO1PIN3 = ~temp; //invert

}	

void	cf_dots(void)
{
    unsigned char temp;
    unsigned char ch;
    temp =0x00;			//ff;

	ch = c_dot;
    bit_3= ch & 0x80;   
	if(bit_3 == 1)
	{
        temp = (temp | 0x04);  // & 0xfb);
		//temp = (temp  & 0xfb);
	}

	ch = f_dot;
    bit_6= ch & 0x80;   
	if(bit_6 == 1)
	{
        temp = (temp | 0x20);  //& 0xdf);
		//temp = (temp & 0xdf);
	}

    //DATAOUT_A = temp;
    //prt_enable();
		FIO1PIN3 = ~temp;  		//invert
}											/////////////////////////////////////////////////
				
void chk(void)
{
    unsigned char chk_cnt;

    //while(res_det  == 0);
    FIO0MASK = ~(1 << 26);
	while(!FIO0PIN3);
	FIO0MASK = 0; 
	for(chk_cnt=0;chk_cnt<6;chk_cnt++)
    {
        hi_pul();
        lo_pul();
    }
	//while(res_det  == 1);
    FIO0MASK = ~(1 << 26);
	while(FIO0PIN3);
	FIO0MASK = 0; 
	//while(time_det == 0);
    FIO0MASK = ~(1 << 25);
	while(!FIO0PIN3);
	FIO0MASK = 0; 

    //while(time_det == 1);
    FIO0MASK = ~(1 << 25);
	while(FIO0PIN3);
	FIO0MASK = 0; 
	//while(time_det == 0);
	FIO0MASK = ~(1 << 25);
	while(!FIO0PIN3);
	FIO0MASK = 0; 
	
}
	
void hi_pul(void)
{
    unsigned char hi_cnt;

	//while(time_det == 0);
    FIO0MASK = ~(1 << 25);
	while(!FIO0PIN3);
	FIO0MASK = 0; 
	for(hi_cnt=0;hi_cnt<100;hi_cnt++);         //check delays
//        __nop__();
	//while(time_det == 0);
    FIO0MASK = ~(1 << 25);
	while(!FIO0PIN3);
	FIO0MASK = 0; 

}

void lo_pul(void)
{
    unsigned int lo_cnt;

	//while(time_det == 1);
    FIO0MASK = ~(1 << 25);
	while(FIO0PIN3);
	FIO0MASK = 0; 
	
	for(lo_cnt=0;lo_cnt<100;lo_cnt++);
//        __nop__();         
	//while(time_det == 1);
    FIO0MASK = ~(1 << 25);
	while(FIO0PIN3);
	FIO0MASK = 0; 

}


void sm_prt(unsigned char prn_msgch)
{	
	if(prn_msgch == 0x0a)
	{
			while(smprn_i<24)
			{
                test_msg[smprn_i]=0x20;
				smprn_i++;
			}
            if(prt_dh_flag == 1)
            {
                st_prt_dh();
            }
            else
            {
                st_prt();
            }
			smprn_i=0;
	}
    else
	{
        test_msg[smprn_i] = prn_msgch;
		smprn_i++;

        if(smprn_i>=24)
        {
            if(prt_dh_flag == 1)
            {
                st_prt_dh();
            }
            else
            {
                st_prt();
            }
            smprn_i=0;
        }
	}
}	


void prt_msg(char * prt_msg_data,unsigned char max_char)
{
    unsigned char count,prt_msg_ch;

    for(count=0;count<max_char;count++)
    {
        prt_msg_ch= prt_msg_data[count];
        sm_prt(prt_msg_ch);
    }            
}

void prt_bcd2(unsigned char prt_bcd2_data)
{
  unsigned char prt_bcd2_data1;
  prt_bcd2_data1=((prt_bcd2_data>>4)&0x0f)+0x30;
  sm_prt(prt_bcd2_data1);
  prt_bcd2_data1=(prt_bcd2_data&0x0f)+0x30;
  sm_prt(prt_bcd2_data1);
} 

void prt_date()
{
  prt_bcd2(date[0]);
  prt_msg("-",1);
  prt_bcd2(date[1]);
  prt_msg("-",1);
  prt_msg("20",2);    
  prt_bcd2(date[2]);
}


void prt_time()
{
  prt_bcd2(time[0]);
  prt_msg(":",1);
  prt_bcd2(time[1]);
  prt_msg(":",1);
  prt_bcd2(time[2]);
}


void prt_msgb(char * prt_msg_data)
{
    unsigned char count,prt_msg_ch;

    count=0;
    while(prt_msg_data[count] !='\0')
    {
            prt_msg_ch= prt_msg_data[count];
            sm_prt(prt_msg_ch);
            count++;
            if(count==24) break;
    }
    
    for(;count<24;count++)
    {
      prt_msg_ch=0x20; //space
      sm_prt(prt_msg_ch);
    }
}