===== 07 SNO S2 NOISE | BIOS 19951204 System ROM Version 3.0 11/18/96 A BadVaddr as the group starts: 1F801DAA 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: 0 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: 0 changes in 256 samples Shift 4 step 1: 0 changes in 256 samples Shift 4 step 2: 0 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: 0 changes in 256 samples Shift 5 step 2: 0 changes in 256 samples Shift 5 step 3: 0 changes in 256 samples Shift 6 step 0: 1 changes in 256 samples Shift 6 step 1: 1 changes in 256 samples Shift 6 step 2: 1 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: 2 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: 3 changes in 256 samples Shift 8 step 2: 3 changes in 256 samples Shift 8 step 3: 4 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 2FFC 5FF9 C005 800A 0003 0008 0012 0026 004E Shift 10 step 1: 10 changes in 256 samples, first values 9FE7 3FBE 7F7D FF0C FE19 FC33 F867 F0CF E19F C33E 867C Shift 10 step 2: 12 changes in 256 samples, first values 4E39 9C85 38FA 71F6 E3FF C7FF 9000 1FEF 3FDF 7FBF FF90 FF21 FE43 Shift 10 step 3: 14 changes in 256 samples, first values 7BF3 F7F9 EFF3 DFE6 BFCD 7F8A FF26 FE4D FC9B F937 F26E E4DE C9BE Shift 11 step 0: 16 changes in 256 samples, first values AEBF 5D6D BAEC 75C7 EBA2 D745 AE8B 5D05 BA1C 7427 E862 D0C6 A18D Shift 11 step 1: 20 changes in 256 samples, first values B6EE 6DCA DBA7 B74F 6E8C DD2B BA57 749D E94E D29E A53D 4A69 94E5 Shift 11 step 2: 24 changes in 256 samples, first values FD69 FAD3 F5A6 EB4D D69B AD37 5A5D B4CE 698A D327 A64F 4C8D 992E Shift 11 step 3: 28 changes in 256 samples, first values 30FD 61FB C409 8813 1015 202B 4058 80C3 0175 02EC 05DA 0BB5 176A Shift 12 step 0: 32 changes in 256 samples, first values 9E22 3C34 7869 F0E6 E1CD C39A 8734 0E57 1CB0 3961 72C4 E59B CB38 Shift 12 step 1: 40 changes in 256 samples, first values 86C6 0D7C 1AF9 35F3 6BE7 D7E0 AFC1 5F71 BEF4 7DD8 FBC2 F784 EF09 Shift 12 step 2: 48 changes in 256 samples, first values 2E06 5C0E B82F 704C E0AA C154 82A8 053F 0A7F 14FE 29FE 53FC A80B Shift 12 step 3: 56 changes in 256 samples, first values 0ADE 15BC 2B79 56F3 ADFA 5BE3 B7DA 6FA2 DF57 BEAF 7D4E FAAE F55C Shift 13 step 0: 64 changes in 256 samples, first values 3ABF 7580 EB14 D629 AC53 5895 B13E 626C C4EB 89D7 139D 273B 4E76 Shift 13 step 1: 80 changes in 256 samples, first values EE55 DCAA B955 7299 E545 CA8C 951A 2A23 5446 A89F 512D A26C 44C7 Shift 13 step 2: 96 changes in 256 samples, first values 82D6 059B 0B37 166E 2CDD 59BC B38C 6707 CE21 9C43 3875 70EB E1E8 Shift 13 step 3: 112 changes in 256 samples, first values 4B71 96F5 2DD8 5BB2 B778 6EDE DDCF BB9F 772D EE6E DCDC B9B9 7361 Shift 14 step 0: 127 changes in 256 samples, first values 928F 250E 4A1C 944B 2885 510A A226 443B 8888 10FF 21FF 4400 8812 Shift 14 step 1: 159 changes in 256 samples, first values A296 451B 8A48 147F 2900 5200 A412 4813 9039 2062 40C6 819F 032D Shift 14 step 2: 191 changes in 256 samples, first values CC22 9845 3078 60F1 C1F5 83EA 07C3 0F86 1F0E 3E1D 7C3B F888 F111 Shift 14 step 3: 223 changes in 256 samples, first values 123A 2475 48EA 91E7 23BE 477D 8F0D 1E09 3C13 7827 F062 E0C5 C18A Shift 15 step 0: 255 changes in 256 samples, first values C0D0 81A0 032F 0660 0CC1 1983 3307 660E CC2F 985F 30AC 6159 C2C5 Shift 15 step 1: 255 changes in 256 samples, first values DAB3 B567 6ABC D58A AB15 561A AC48 587F B112 6214 C43B 8877 10DD Shift 15 step 2: 255 changes in 256 samples, first values 9B21 3630 6C61 D8D5 B1AB 6346 C69F 8D3F 1A6C 34D9 69B3 D379 A6F3 Shift 15 step 3: 255 changes in 256 samples, first values D723 AE47 5C7D B90C 7207 E421 C844 908A 2104 420A 8427 083E 107C 64 samples in a row at shift 15 step 3 (a new level every sample): 78D3 F1BA E375 C6EA 8DD5 1B98 3731 6E63 DCD9 B9B3 7355 E6BD CD7C 9AF9 35E0 6BC1 D794 AF29 5E41 BC94 7918 F243 E488 C912 9226 243C 4878 9103 21F6 43EE 87EF 0FCD 1F9C 3F39 7E73 FCF8 F9F1 F3E2 E7C6 CF8E 9F1C 3E28 7C51 F8B4 F169 E2D3 C5A6 8B4D 1689 2D13 5A28 B464 68B6 D17F A2FF 45ED 8BEC 17C7 2F8F 5F20 BE52 7C94 F93A F274 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.