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Description
E-2
E.1 Description
This appendix is a reference for all instructions in the 8052 instruction set. For
each instruction, the following information is provided:
- Instruction—indicates the correct syntax for the given opcode.
- OpCode—the operation code, in the range of 0x00 through 0xFF, that rep-
resents the given instruction in machine code.
- Bytes—the total number of bytes (including the opcode byte) that make
up the instruction.
- Cycles—the number of machine cycles required to execute the instruc-
tion.
- Flags—the flags that are modified by the instruction, if any.
When listing instruction syntax, the following terms will be used:
- bitAddr—Bit address value (00−FF)
- pgXAddr—Absolute 2k (13-bit) Address
- data8—Immediate 8-bit data value
- data16—Immedate 16-bit data value
- address16—16-bit code address
- direct—Direct address (IRAM 00−7F, SFR 80−FF)
- relAddr—Relative address (−127 to +128 bytes)