There are 9 flags available to us as well, although we generally only use one of them. There are a few cases where we use other ones, but they are rare.
OF – Overflow Flag. Indicates an overflow
DF – Direction Flag. Used for strings to check direction
IF – Interrupt Flag. Enables interrupts
TF – Trap Flag. Allows CPU to work in single step mode.
SF – Sign Flag. Returns results as negative
ZF – Zero Flag. Returns results as zero
AF – Auxiliary Flag. A secondary carry flag
PF – Parity Flag. Indicates even or odd parity
CF – Carry Flag. Contains the left-most bit after calculations
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