===== 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: 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: 3 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: 7 changes in 256 samples, first values EB6F D6DF ADBF 5B6D B6EE 6DCA DBA7 B74F Shift 10 step 1: 9 changes in 256 samples, first values 5372 A6F6 4DDB 9BCA 3782 6F05 DE1D BC3B 7866 F0E0 Shift 10 step 2: 11 changes in 256 samples, first values F9FD F3FA E7F6 CFEE 9FDC 3FA8 7F51 FEB4 FD69 FAD3 F5A6 EB4D Shift 10 step 3: 13 changes in 256 samples, first values 24E0 49C0 9393 2716 4E2C 9C6C 38C7 718F E330 C660 8CC1 1970 32E1 Shift 11 step 0: 16 changes in 256 samples, first values 28C1 5182 A316 461B 8C48 187E 30FD 61FB C409 8813 1015 202B 4058 Shift 11 step 1: 20 changes in 256 samples, first values 9148 2280 4502 8A16 141B 2838 5070 A0F2 41D3 83B9 0761 0EC2 1D86 Shift 11 step 2: 23 changes in 256 samples, first values 9672 2CD2 59A6 B360 66AF CD71 9AE3 35B4 6B69 D6E4 ADC9 5B81 B716 Shift 11 step 3: 27 changes in 256 samples, first values 2C31 5864 B0DC 61A8 C363 86C6 0D7C 1AF9 35F3 6BE7 D7E0 AFC1 5F71 Shift 12 step 0: 32 changes in 256 samples, first values E80E D01E A03D 4069 80E5 01B9 0374 06EA 0DD5 1BAB 3757 6EAF DD71 Shift 12 step 1: 40 changes in 256 samples, first values 7A81 F515 EA2B D458 A8B0 514F A2B0 454F 8AB0 154F 2AA0 5540 AA93 Shift 12 step 2: 48 changes in 256 samples, first values B8C1 7170 E2F2 C5E4 8BC9 1781 2F03 5E08 BC22 7834 F07C E0F9 C1F2 Shift 12 step 3: 55 changes in 256 samples, first values B13E 626C C4EB 89D7 139D 273B 4E76 9CFF 39EE 73DE E7CF CFA0 9F40 Shift 13 step 0: 64 changes in 256 samples, first values 6F43 DE99 BD33 7A56 F4BF E97F D300 A601 4BF1 97F5 2FD8 5FB2 BF76 Shift 13 step 1: 80 changes in 256 samples, first values C32B 8656 0C9C 1939 3273 64E6 C9DF 93C0 2770 4EE0 9DD3 3B96 772E Shift 13 step 2: 96 changes in 256 samples, first values 3FD8 7FB1 FF74 FEE9 FDD3 FBA7 F74E EE9D DD3A BA75 74D9 E9C6 D38E Shift 13 step 3: 112 changes in 256 samples, first values 01ED 03DC 07BA 0F74 1EEA 3DD5 7BAB F769 EED3 DDA6 BB4D 7689 ED26 Shift 14 step 0: 128 changes in 256 samples, first values 65D2 CBB7 9770 2ECE 5D9E BB4E 768B ED2A DA54 B4A9 6940 D293 A527 Shift 14 step 1: 160 changes in 256 samples, first values 6C0F D831 B063 60B6 C17F 82FE 05EB 0BD7 17AE 2F5D 5EBC BD8A 7B04 Shift 14 step 2: 192 changes in 256 samples, first values 2476 48EC 91EB 23C6 478D 8F2D 1E49 3C93 7927 F261 E4C4 C98A 9316 Shift 14 step 3: 224 changes in 256 samples, first values A281 44F1 89F4 13D7 27AF 4F5E 9ECF 3D8E 7B1D F64D EC9B D936 B26D Shift 15 step 0: 255 changes in 256 samples, first values 7BEE F7EF EFDF DFBE BF7D 7EEA FDE6 FBCD F79A EF35 DE6A BCD5 799A Shift 15 step 1: 255 changes in 256 samples, first values B8CE 718A E326 C64C 8C99 1920 3241 6482 C917 9230 2450 48A0 9153 Shift 15 step 2: 255 changes in 256 samples, first values 760F EC32 D864 B0C9 6182 C317 862E 0C4C 1899 3133 6267 C4E1 89C3 Shift 15 step 3: 255 changes in 256 samples, first values E065 C0CA 8194 0317 0630 0C61 18C3 3187 630F C631 8C63 18B4 3169 64 samples in a row at shift 15 step 3 (a new level every sample): 6CA5 D95D B2BB 6565 CADD 95BC 2B66 56CD ADAE 5B4B B6AA 6D42 DA97 B52F 6A4C D4AB A956 529B A548 4A7F 9511 2A11 5422 A857 509D A14C 4287 8521 0A32 1464 28CA 5194 A33A 4663 8CD8 199E 333D 667A CD07 9A0F 340C 6819 D045 A08B 4105 821D 0429 0853 10A6 214D 429C 854B 0A86 150C 2A1A 5434 A87B 50E5 A1DC 43A7 8761 0EB1 1D64 3AC9 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.