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											2024-01-13 17:11:21 -05:00
										 |  |  | # Sega PSG instrument editor
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							|  |  |  | the instrument editor for Sega PSG (SMS, and other TI SN76489 derivatives) consists of these macros: | 
					
						
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							|  |  |  | - **Volume**: volume sequence. | 
					
						
							|  |  |  | - **Arpeggio**: pitch sequence. | 
					
						
							|  |  |  | - **Duty**: noise mode. | 
					
						
							|  |  |  |   - `0`: short noise; preset frequencies. | 
					
						
							|  |  |  |   - `1`: long noise; preset frequencies. | 
					
						
							|  |  |  |   - `2`: short noise; use channel 3 for frequency. | 
					
						
							|  |  |  |   - `3`: long noise; use channel 3 for frequency. | 
					
						
							|  |  |  | - **Panning**: output for left and right channels. | 
					
						
							|  |  |  |   - only on Game Gear! | 
					
						
							|  |  |  | - **Pitch**: fine pitch. | 
					
						
							|  |  |  | - **Phase Reset**: trigger restart of waveform. |