Difference between revisions of "AND"

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A logical AND operation is performed between the byte specified by the operand and the byte contained in the Accumulator; the result is stored in the Accumulator.
 
A logical AND operation is performed between the byte specified by the operand and the byte contained in the Accumulator; the result is stored in the Accumulator.
  

Latest revision as of 08:56, 25 May 2012

This is an article about the GB-Z80 CPU.

Opcodes:

Arithmetic and logical: ADD - ADD (16-bit) including LD HL,SP+nn - ADC - AND - CP - CPL - DAA - DEC - DEC and INC (16-bit) - INC - SBC - SUB - OR - XOR
Conditional: CALL - JP - JR - RET
Load: LD (8-bit) - LD (16-bit)
Extended Set: BIT - RES - RL - RLC - RR - RRC - SET - SLA - SRA - SRL - SWAP

A logical AND operation is performed between the byte specified by the operand and the byte contained in the Accumulator; the result is stored in the Accumulator.

Instructions

AND B    - $A0 - 1 Machine Cycle
AND C    - $A1 - 1 Machine Cycle
AND D    - $A2 - 1 Machine Cycle
AND E    - $A3 - 1 Machine Cycle
AND H    - $A4 - 1 Machine Cycle
AND L    - $A5 - 1 Machine Cycle
AND (HL) - $A6 - 2 Machine Cycles
AND A    - $A7 - 1 Machine Cycle
AND $NN  - $E6 - 2 Machine Cycles

Flags

Z: 1 if result is zero; 0 otherwise
N: 0
H: 1
C: 0