↑ ↓ ↑ ↓ ↑ ↓ ← → ← → ↑ (hold) 1 + 2

Hold Start, press ↑ ↑ ↓ ↓ ← → ← → ← → ↓ ↑ (release Start)

↑ ↓ ↑ ↓ ← → ← → ← → ← → (hold) 1 + 2 (Start + Select)