Flags
Flag manipulation
Tag: 6502 instruction
ADC Add With Carry
Add With Carry
AND
And Accumulator with Memory
BIT
Test Memory Bits against Accumulator
Block Move
Move (copy) memory block
Compare Accumulator
Compare Accumulator with Memory
Compare Index Register
Compare Index Register with Memory
Branch
Perform a test & branch based on that test
Decrement
Decrement by one a register or a memory location
XCE
Exchange Carry & Emulation Bits
EOR - Exclusive OR
Exclusive-OR Accumulator with Memory
Increment
Increment by one a register or a memory location
Jump to location
Transfer control to the address specified by the operand field.
LDA
Load Accumulator from Memory
LDX
Load Index Register X from Memory
LDY
Load Index Register Y from Memory
NOP
No Operation
ORA - OR Accumulator with memory
OR Accumulator with Memory
Pull
Stack pull operations
Reserved
WDM Reserved for future expansion
Rotate Bits
Test Memory Bits against Accumulator
STA
Store Accumulator to Memory
STX
Store Index Register X to Memory
STY
Store Index Register X to Memory
STZ
Store Zero to Memory
Subroutines
Calling subroutines
SBC Subtract with Borrow from Accumulator
Subtract with Borrow
Transfer
Transfer data between registers
TRB & TSB
Test & Set/Reset Memory Bits against Accumulator
STP - Stop Processor
Stop the Processor until Reset
BRK - Software Break
Perform a software break
COP - Co-Processor Enable
Perform a software interrupt with optional co-processor
Push
Stack push operations
RTI
Return from Interrupt
WAI - Wait for Interrupt
Put the processor to sleep until a hardware interrupt occurs