===== 04 VIU F18 IRQ EACH UNIT | BIOS 19951204 System ROM Version 3.0 11/18/96 A
BadVaddr as the group starts: 00000480
The image at 28000h uploaded and read back: 0 halfwords of 512 differ.
Voice 0, pitch 1000h, an 8-block silent sample at 28080h (unit 5010h), looping (flags 04h,
00h x6, 03h). Cycles from KON to SPUSTAT bit 6 with the IRQ address on unit 5010h + u
(0: none in 200000). One block = 28 samples = 21504 cycles.
 +0:1749 +1:7273 +2:18789 +3:27986 +4:40259 +5:49513 +6:61787 +7:71003
 +8:83276 +9:92468 +10:104809 +11:113997 +12:126279 +13:135486 +14:147773 +15:157023
Up to 8 hits, each acknowledged (SPUCNT bit 6 off until SPUSTAT bit 6 reads 0, then on),
cycles from KON, 400000 at most:
unit +0: 1790 3360 4895 6431 7967 9503 11039 12575
unit +1: 6438 7967 178436 179964 350512 352047
unit +4: 40240 41775 43311 44847 46383 47919 49455 50991
unit +5: 49674 51202 221750 223285 393729 395263
unit +15: 156940 158461 328972 330493
Done.