Nintendo DMG-01 Manual - Page 78
LD nn,SP, PUSH nn
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3.3.2. 16-Bit Loads Game BoyTM CPU Manual 5. LD (nn),SP Description: Put Stack Pointer (SP) at address n. Use with: nn = two byte immediate address. Opcodes: Instruction Parameters LD (nn),SP Opcode Cycles 08 20 6. PUSH nn Description: Push register pair nn onto stack. Decrement Stack Pointer (SP) twice. Use with: nn = AF,BC,DE,HL Opcodes: Instruction PUSH PUSH PUSH PUSH Parameters AF BC DE HL Opcode F5 C5 D5 E5 Cycles 16 16 16 16 Page 78 V 1.01
3.3.2. 16-Bit Loads
Game Boy
TM
CPU Manual
5.
LD (nn),SP
Description:
Put Stack Pointer (SP) at address n.
Use with:
nn = two byte immediate address.
Opcodes:
Instruction
Parameters
Opcode
Cycles
LD
(nn),SP
08
20
6.
PUSH nn
Description:
Push register pair nn onto stack.
Decrement Stack Pointer (SP) twice.
Use with:
nn = AF,BC,DE,HL
Opcodes:
Instruction
Parameters
Opcode
Cycles
PUSH
AF
F5
16
PUSH
BC
C5
16
PUSH
DE
D5
16
PUSH
HL
E5
16
Page 78
V 1.01