Interrupt classification	Constant name	Description
SCU	INT_SCU_ABUS	A-Bus
	INT_SCU_SPR	End sprite drawing
	INT_SCU_DMAI	DMA illegal
	INT_SCU_DMA0	Level 0-DMA
	INT_SCU_DMA1	Level 1-DMA
	INT_SCU_DMA2	Level 2-DMA
	INT_SCU_PAD	PAD
	INT_SCU_SYS	System Manager
	INT_SCU_SND	Sound Request
	INT_SCU_DSP	End DSP
	INT_SCU_TIM1	Timer-1
	INT_SCU_TIM0	Timer-0
	INT_SCU_HBLK_IN	H-blank-IN
	INT_SCU_VBLK_OUT	V-Blank-OUT
	INT_SCU_VBLK_IN	V-Blank-IN
CPU	INT_CPU_DIVU	Divisor
	INT_CPU_DMAC0	DMAC channel 0
	INT_CPU_DMAC1	DMAC channel 1
	INT_CPU_WDT	WDT interval
	INT_CPU_BSC	BSC compare match
	INT_CPU_SCI_ERI	SCI reception error
	INT_CPU_SCI_RXI	SCI received data full
	INT_CPU_SCI_TXI	SCI receive data empty
	INT_CPU_SCI_TEI	SCI transmission end
	INT_CPU_FRT_ICI	FRT input capture
	INT_CPU_FRT_OCI	FRT output compare
	INT_CPU_FRT_OVI	FRT overflow