Commodore VIC-20 Programmer's Reference Manual page 157

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INSTRUCTION SET - ALPHABETIC SEQUENCE
JSR
LDA
LDX
LDY
LSR
NOP
ORA
PHA
PHP
PLA
PLP
ROL
ROR
RTI
RTS
SBC
SEC
SED
SEI
STA
STX
STY
TAX
TAY
TSX
TXA
TXS
TYA
Jump to New Location Saving Return Address
Load Accumulator with Memory
Load Index X with Memory
Load Index Y with Memory
Shift Right One Bit (Memory or Accumulator)
No Operation
"OR" Memory with Accumulator
Push Accumulator on Stack
Push Processor Status on Stack
Pull Accumulator from Stack
Pull Processor Status from Stack
Rotate One Bit Left (Memory or Accumufator)
Rotate One Bit Right (Memory or Accumulator)
Return from Interrupt
Return from Subroutine
Subtract Memory from Accumulator with Barrow
Set Carry Flag
Set Decfmal Mode
Set Interrupt Disable Status
Store Accumulator in Memory
Store Index X in Memory
Store Index Y in Memory
Transfer Accumulator to Index X
Transfer Accumulator to Index Y
Transfer Stack Pointer to Index X
Transfer Index X to Accumulator
Transfer Index X to Stack Pointer
Transfer Index Y to Accumulator
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