X9520_07 Datasheet, PDF (28/29 Pages) Intersil Corporation – Triple DCP, POR, 2kbit EEPROM Memory, Dual Voltage Monitors

X9520
APPENDIX 2
DCP1 (100 TAP) TAP POSITION TO DATA BYTE TRANSLATION ALGORITHM EXAMPLE. (EXAMPLE 2)
unsigned DCP100_TAP_Position(int tap_pos)
{
/* optional range checking
*/ if (tap_pos < 0) return ((unsigned)0);
else if (tap_pos >99) return ((unsigned) 96);
/* 100 Tap DCP encoding formula */
if (tap_pos > 74)
return ((unsigned) (195 - tap_pos));
else if (tap_pos > 49)
return ((unsigned) (14 + tap_pos));
else if (tap_pos > 24)
return ((unsigned) (81 - tap_pos));
else return (tap_pos);
}
/* set to min val */
/* set to max val */
28
FN8206.2
August 20, 2007