===== 07 SNO S2 NOISE | BIOS 19951204 System ROM Version 3.0 11/18/96 A BadVaddr as the group starts: 800154CE Voice 1 in noise mode (NON bit 1), ADSR near 7FFFh, SPUCNT noise shift and step as shown (nc noise-generator.txt:8-17: timer -= step+4, reload 20000h >> shift). Voice 1's capture, the 256 samples of its first half read after SPUSTAT bit 11 rises. Shift 0 step 0: 4 changes in 256 samples Shift 0 step 1: 0 changes in 256 samples Shift 0 step 2: 0 changes in 256 samples Shift 0 step 3: 0 changes in 256 samples Shift 1 step 0: 0 changes in 256 samples Shift 1 step 1: 0 changes in 256 samples Shift 1 step 2: 0 changes in 256 samples Shift 1 step 3: 0 changes in 256 samples Shift 2 step 0: 0 changes in 256 samples Shift 2 step 1: 0 changes in 256 samples Shift 2 step 2: 0 changes in 256 samples Shift 2 step 3: 0 changes in 256 samples Shift 3 step 0: 0 changes in 256 samples Shift 3 step 1: 0 changes in 256 samples Shift 3 step 2: 0 changes in 256 samples Shift 3 step 3: 0 changes in 256 samples Shift 4 step 0: 1 changes in 256 samples Shift 4 step 1: 0 changes in 256 samples Shift 4 step 2: 1 changes in 256 samples Shift 4 step 3: 0 changes in 256 samples Shift 5 step 0: 0 changes in 256 samples Shift 5 step 1: 1 changes in 256 samples Shift 5 step 2: 0 changes in 256 samples Shift 5 step 3: 1 changes in 256 samples Shift 6 step 0: 0 changes in 256 samples Shift 6 step 1: 0 changes in 256 samples Shift 6 step 2: 0 changes in 256 samples Shift 6 step 3: 1 changes in 256 samples Shift 7 step 0: 1 changes in 256 samples Shift 7 step 1: 1 changes in 256 samples Shift 7 step 2: 1 changes in 256 samples Shift 7 step 3: 2 changes in 256 samples Shift 8 step 0: 2 changes in 256 samples Shift 8 step 1: 2 changes in 256 samples Shift 8 step 2: 3 changes in 256 samples Shift 8 step 3: 3 changes in 256 samples Shift 9 step 0: 4 changes in 256 samples Shift 9 step 1: 5 changes in 256 samples Shift 9 step 2: 6 changes in 256 samples Shift 9 step 3: 7 changes in 256 samples Shift 10 step 0: 8 changes in 256 samples, first values AC50 588F B132 6254 C4BB 8977 12DD 25BB 4B76 Shift 10 step 1: 10 changes in 256 samples, first values F86E F0DD E1BB C376 86EC 0DC8 1B91 3723 6E47 DCA1 B943 Shift 10 step 2: 12 changes in 256 samples, first values F9D9 F3B2 E766 CECE 9D9C 3B28 7652 ECB8 D970 B2E1 65B1 CB75 96EC Shift 10 step 3: 14 changes in 256 samples, first values AD9E 5B2B B66A 6CC2 D997 B32F 664D CCAD 995B 32A4 6548 CAA3 9548 Shift 11 step 0: 16 changes in 256 samples, first values F20D E41C C83A 9076 20DC 41BA 8387 06FD 0DFB 1BF7 37EF 6FDF DFD1 Shift 11 step 1: 20 changes in 256 samples, first values A417 481D 904D 208A 4116 823F 046D 08DB 11B6 236D 46DC 8DCA 1B82 Shift 11 step 2: 24 changes in 256 samples, first values 6495 C93D 927C 24E8 49D0 93B3 2756 4EAC 9D6B 3AC6 758E EB30 D661 Shift 11 step 3: 28 changes in 256 samples, first values 6372 C6F7 8DEF 1BCC 3799 6F33 DE79 BCF3 79D6 F3BF E780 CF02 9E04 Shift 12 step 0: 32 changes in 256 samples, first values B20C 6407 C821 9044 2078 40F2 81F7 03DD 07BC 0F78 1EF2 3DE5 7BCB Shift 12 step 1: 40 changes in 256 samples, first values FF0B FE17 FC2F F85F F0BF E17F C2FE 85FC 0BE8 17D0 2FA1 5F44 BE9A Shift 12 step 2: 48 changes in 256 samples, first values 5333 A678 4CDF 99D2 3392 6724 CE5B 9CB6 395C 72BA E587 CB10 9622 Shift 12 step 3: 56 changes in 256 samples, first values 998B 3304 6608 CC23 9847 307C 60F9 C205 840A 0804 1008 2011 4024 Shift 13 step 0: 64 changes in 256 samples, first values 60FC C20B 8416 081C 1038 2071 40E4 81DB 03A5 074C 0E98 1D32 3A65 Shift 13 step 1: 80 changes in 256 samples, first values 92AE 254C 4A98 9543 2A75 54EA A9E7 53BD A78C 4F07 9E21 3C32 7865 Shift 13 step 2: 96 changes in 256 samples, first values 5211 A434 4857 90C1 2172 42E6 85DF 0BAE 175C 2EB9 5D74 BAFA 75E3 Shift 13 step 3: 112 changes in 256 samples, first values 4EA9 9D65 3ABA 7576 EB00 D601 AC03 57F6 B000 5FEF BFF0 7FD0 FFB2 Shift 14 step 0: 127 changes in 256 samples, first values 4EE3 9DD9 3BA2 7746 EEA0 DD40 BA81 74F1 E9F6 D3EE A7DD 4FA9 9F65 Shift 14 step 1: 159 changes in 256 samples, first values 9E57 3C9E 793D F28D E51C CA3A 9476 28DB 51B6 A37E 46EB 8DE8 1BBE Shift 14 step 2: 191 changes in 256 samples, first values 3B64 76CA EDA8 DB50 B6A1 6D30 DA73 B4E7 69BC D38B A717 4E1D 9C4E Shift 14 step 3: 223 changes in 256 samples, first values 4CCE 99B0 334E 669C CD4B 9A97 351C 6A39 D485 A90A 5203 A418 481F Shift 15 step 0: 255 changes in 256 samples, first values AD5B 5AA5 B55E 6AAA D566 AACD 558A AB28 5640 AC94 5917 B242 6473 Shift 15 step 1: 255 changes in 256 samples, first values A57D 4AE9 95E5 2BB8 5771 AEF6 5DDB BBC8 777F EF12 DE24 BC49 7882 Shift 15 step 2: 255 changes in 256 samples, first values 8B22 1633 2C67 58D0 B1B4 6358 C6C3 8D87 1AFC 35F9 6BF3 D7F8 AFF1 Shift 15 step 3: 255 changes in 256 samples, first values 38E5 71CC E3AB C757 8EB0 1D4F 3A9F 7540 EA94 D52A AA54 5497 A941 64 samples in a row at shift 15 step 3 (a new level every sample): 05F1 0BE3 17C6 2F8D 5F1C BE4A 7C84 F91A F234 E46A C8D6 91AE 234C 469A 8D46 1A7A 34F5 69EB D3E9 A7D3 4F95 9F3D 3E6A 7CD5 F9BC F378 E6F2 CDE6 9BCD 3788 6F11 DE35 BC6B 78C6 F1A0 E341 C682 8D05 19F8 33F1 67E2 CFD7 9FAE 3F4C 7E99 FD44 FA89 F512 EA25 D44C A898 511F A250 448F 8930 124F 249F 493E 928F 250E 4A1C 944B 2885 510A The same with voice 1's pitch at 0400h and at 4000h (the pitch should not matter): pitch 0400h: 255 changes in 256 samples pitch 4000h: 255 changes in 256 samples Done.