DAS

DAS - Decimal Adjust for Subtraction

Corrects result (in AL) of a previous BCD subtraction operation.

Contents of AL are changed to a pair of packed decimal digits.

Usage:

	DAS		;

Modifies flags:

AF CF PF SF ZF (OF undefined)

Clocks Size
Operands 808x 286 386 486 Bytes
none 4 3 4 2 1