ADLINK Technology cPCI-3920 Series Manuale Utente Scaricare il pdf (Pagina 57)

Watchdog Timer 43

AMC-1000

outportb(0xeb,00); //io delay

outportb(config_port_index,0x08);

}

/************************************/

unsigned char read_config_data_byte(unsigned char

_index)

{

unsigned char r_data;

outportb(config_port_index,_index);

outportb(0xeb,00); //io delay

r_data=inportb(config_port_data);

return(r_data);

}

/************************************/

void write_config_data_byte(unsigned char

_index,unsigned char _data)

{

outportb(config_port_index,_index);

outportb(0xeb,00); //io delay

outportb(config_port_data,_data);

}

/************************************/

void write_preload_val2_reg(unsigned long int

_time_out_val)

{

unsigned char *p_data;

// "unsigned char" declaration --> p_data++ =

addr. BYTE increased.

p_data=&_time_out_val;

// printf("%x\n",*p_data);

unlocking_reg();

outportb(wdt_io_base+4,*p_data);

p_data++;

// printf("%x\n",*p_data);

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ADLINK Technology cPCI-3920 Series Manuale Utente Pagina 57