Nintendo DMG-01 Manual - Page 100
Rotates & Shifts
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3.3.6. Rotates & Shifts Game BoyTM CPU Manual 3. RRCA Description: Rotate A right. Old bit 0 to Carry flag. Flags affected: Z - Set if result is zero. N - Reset. H - Reset. C - Contains old bit 0 data. Opcodes: Instruction Parameters RRCA -/- Opcode Cycles 0F 4 4. RRA Description: Rotate A right through Carry flag. Flags affected: Z - Set if result is zero. N - Reset. H - Reset. C - Contains old bit 0 data. Opcodes: Instruction Parameters RRA -/- Opcode Cycles 1F 4 Page 100 V 1.01
3.3.6. Rotates & Shifts
Game Boy
TM
CPU Manual
3.
RRCA
Description:
Rotate A right. Old bit 0 to Carry flag.
Flags affected:
Z - Set if result is zero.
N - Reset.
H - Reset.
C - Contains old bit 0 data.
Opcodes:
Instruction
Parameters
Opcode
Cycles
RRCA
-/-
0F
4
4.
RRA
Description:
Rotate A right through Carry flag.
Flags affected:
Z - Set if result is zero.
N - Reset.
H - Reset.
C - Contains old bit 0 data.
Opcodes:
Instruction
Parameters
Opcode
Cycles
RRA
-/-
1F
4
Page 100
V 1.01