The JZ instruction transfers control to the specified address if the value in the accumulator is 0. Otherwise, the next instruction is executed. Neither the accumulator nor any flags are modified by this instruction.

See Also: JNZ

JZ offset

RS1

RS0

Bytes

Cycles

Encoding

01100000

offset

Operation

JZ
PC = PC + 2
IF A = 0
  PC = PC + offset

Example

JZ LABEL

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8051 Instruction Set Manual

JZ

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Important information