Epson S1C33L03 manual 241

II CORE BLOCK: ITC (Interrupt Controller)

Register name	Address	Bit	Name	Function		Setting			Init.	R/W	Remarks
Interrupt factor	00402C5	D7	T8CH5S0	8-bit timer 5 underflow	1	T8 Ch.5 UF	0	FP7	0	R/W
FP function		D6	SIO3TS0	SIO Ch.3 transmit buffer empty	1	SIO Ch.3	0	FP6	0	R/W
switching						TXD Emp.
register		D5	T8CH4S0	8-bit timer 4 underflow	1	T8 Ch.4 UF	0	FP5	0	R/W
		D4	SIO3RS0	SIO Ch.3 receive buffer full	1	SIO Ch.3	0	FP4	0	R/W
						RXD Full
		D3	SIO2TS0	SIO Ch.2 transmit buffer empty	1	SIO Ch.2	0	FP3	0	R/W
						TXD Emp.
		D2	SIO3ES0	SIO Ch.3 receive error	1	SIO Ch.3	0	FP2	0	R/W
						RXD Err.
		D1	SIO2RS0	SIO Ch.2 receive buffer full	1	SIO Ch.2	0	FP1	0	R/W
						RXD Full
		D0	SIO2ES0	SIO Ch.2 receive error	1	SIO Ch.2	0	FP0	0	R/W
						RXD Err.
Interrupt factor	00402CB	D7	T8CH5S1	8-bit timer 5 underflow	1	T8 Ch.5 UF	0	TM16 Ch.2	0	R/W
TM16 function								comp.A
switching		D6	T8CH4S1	8-bit timer 4 underflow	1	T8 Ch.4 UF	0	TM16 Ch.2	0	R/W
register								comp.B
		D5	SIO3ES1	SIO Ch.3 receive error	1	SIO Ch.3	0	TM16 Ch.3	0	R/W
						RXD Err.		comp.A
		D4	SIO2ES1	SIO Ch.2 receive error	1	SIO Ch.2	0	TM16 Ch.3	0	R/W
						RXD Err.		comp.B
		D3	SIO3TS1	SIO Ch.3 transmit buffer empty	1	SIO Ch.3	0	TM16 Ch.4	0	R/W
						TXD Emp.		comp.A
		D2	SIO3RS1	SIO Ch.3 receive buffer full	1	SIO Ch.3	0	TM16 Ch.4	0	R/W
						RXD Full		comp.B
		D1	SIO2TS1	SIO Ch.2 transmit buffer empty	1	SIO Ch.2	0	TM16 Ch.5	0	R/W
						TXD Emp.		comp.A
		D0	SIO2RS1	SIO Ch.2 receive buffer full	1	SIO Ch.2	0	TM16 Ch.5	0	R/W
						RXD Full		comp.B
TTBR write	004812D	D7	TBRP7	TTBR register write protect	Writing 01011001 (0x59)				0	W	Undefined in read.
protect register	(B)	D6	TBRP6		removes the TTBR (0x48134)				0
		D5	TBRP5		write protection.				0
		D4	TBRP4		Writing other data sets the				0
		D3	TBRP3		write protection.				0
		D2	TBRP2						0
		D1	TBRP1						0
		D0	TBRP0						0
TTBR low-	0048134	DF	TTBR15	Trap table base address [15:10]					0	R/W
order register	(HW)	DE	TTBR14						0
		DD	TTBR13						0
		DC	TTBR12						0
		DB	TTBR11						0
		DA	TTBR10						0
		D9	TTBR09	Trap table base address [9:0]		Fixed at 0			0	R	0 when being read.
		D8	TTBR08						0		Writing 1 not allowed.
		D7	TTBR07						0
		D6	TTBR06						0
		D5	TTBR05						0
		D4	TTBR04						0
		D3	TTBR03						0
		D2	TTBR02						0
		D1	TTBR01						0
		D0	TTBR00						0
TTBR high-	0048136	DF	TTBR33	Trap table base address [31:28]		Fixed at 0			0	R	0 when being read.
order register	(HW)	DE	TTBR32						0		Writing 1 not allowed.
		DD	TTBR31						0
		DC	TTBR30						0
		DB	TTBR2B	Trap table base address [27:16]		0x0C0			0	R/W
		DA	TTBR2A						0
		D9	TTBR29						0
		D8	TTBR28						0
		D7	TTBR27						1
		D6	TTBR26						1
		D5	TTBR25						0
		D4	TTBR24						0
		D3	TTBR23						0
		D2	TTBR22						0
		D1	TTBR21						0
		D0	TTBR20						0

A-1

B-II

ITC

S1C33L03 FUNCTION PART EPSON B-II-5-17