Lucent Technologies MN10285K - Manual (Page 23)

General Description
MN102H Series Description
Panasonic Semiconductor Development Company MN102H75K/F75K/85K/F85K LSI User Manual
22
Panasonic
NX: Extension negative flag
If the most significant bit of the result of an operation has the value 1, this
flag is set; if that bit is 0, this flag is reset.
ZX: Extension zero flag
If all bits of the result of an operation have the value 0, this flag is set; oth-
erwise it is reset.
VF: Overflow flag
If the operation causes the sign bit to change in a 16-bit signed number,
this flag is set; otherwise it is reset.
CF: Carry flag
If the operation resulted in a carry into (from addition) or a borrow out of
(from subtraction or a comparison) bit 15, this flag is set; otherwise it is
reset.
NF: Negative flag
If bit 15 of the result of an operation has the value 1, this flag is set; if that
bit is 0, this flag is reset.
ZF: Zero flag
If the least significant 16 bits of the result of an operation have the value 0,
this flag is set; otherwise it is reset.