Vertical Blank Interrupt.
ps2sdk iop header: vblank.h
module vblank 1.01 exported functions:
loadcore 1.01
0x000006f4 6 RegisterLibraryEntries()
intrman 1.02
0x00000718 4 RegisterIntrHandler() 0x00000720 6 EnableIntr() 0x00000728 17 CpuSuspendIntr() 0x00000730 18 CpuResumeIntr() 0x00000738 23 QueryIntrContext()
sysclib 1.01
0x0000075c 14 memset()
thbase 1.01
0x00000780 41 GetSystemStatusFlag()
thevent 1.01
0x000007a4 4 CreateEventFlag() 0x000007ac 7 iSetEventFlag() 0x000007b4 9 iClearEventFlag() 0x000007bc 10 WaitEventFlag()