/*=====================================================
* @breif
* AD変換する関数
* @param
* なし
* @return
* AD変換した電圧値(V)
* @note
* AD変換する関数
*===================================================*/
double get_adcon(void)
{
/* A/D con Range */
const unsigned int range = 0x3ff;
/* A/D value */
int ad_value = 0b0000000000;
double voltage_value;
/* variables to recive binary from Register */
long my_adres_h;
long my_adres_l;
/* A/D Con Enable */
ADCON0 = 0b10000001;
ADCON0bits.GO_DONE = 1;
/* waiting for finish of A/D */
while(ADCON0bits.GO_DONE){;}
/* get binary from Register */
my_adres_h = ADRESH;
my_adres_l = ADRESL;
ad_value = bit_shift(my_adres_h, my_adres_l);
/* calculate value of voltage */
voltage_value = ad_value * 5.0 / range;
return voltage_value;
}
offset_t
compute_sectors_from_size(dev_ent_t *un, offset_t size)
{
offset_t sector_cnt = size;
if (un->sector_size != 1024) {
/* size is always in 1024, so calc shift required from there */
int bshift = 10 - bit_shift(un->sector_size);
if (bshift < 0)
sector_cnt = size >> (abs(bshift));
else
//returning first valid physical address
char * create_phyadr(int shift, int offset_size, int size,char v_adr[size]){
if(v_adr < 1 || size < 1 || offset_size < 0){
return -1;
}
int shift_diff;
//shift = 12;
//int offset_size = 12; // 12 bit 3 byte example
char * first_addr;
if((first_addr = access_bits(offset_size,size,v_adr))==0){
return (-2);
}
shift_diff = shift - (size*4 - offset_size);
sprintf(first_addr, "%x",bit_shift(strtol(first_addr,NULL,16),shift_diff));
return first_addr;
}
