Epson S1C33L03 manual 373

III PERIPHERAL BLOCK: SERIAL INTERFACE

Register name	Address	Bit	Name	Function		Setting			Init.	R/W	Remarks
Serial I/F	0040286	D7–6	–	reserved		–			–	–	0 when being read.
interrupt factor	(B)	D5	FSTX1	SIF Ch.1 transmit buffer empty	1	Factor is	0	No factor is	X	R/W
flag register		D4	FSRX1	SIF Ch.1 receive buffer full		generated		generated	X	R/W
		D3	FSERR1	SIF Ch.1 receive error					X	R/W
		D2	FSTX0	SIF Ch.0 transmit buffer empty					X	R/W
		D1	FSRX0	SIF Ch.0 receive buffer full					X	R/W
		D0	FSERR0	SIF Ch.0 receive error					X	R/W
16-bit timer 5,	0040292	D7	RSTX0	SIF Ch.0 transmit buffer empty	1	IDMA	0	Interrupt	0	R/W
8-bit timer,	(B)	D6	RSRX0	SIF Ch.0 receive buffer full		request		request	0	R/W
serial I/F Ch.0		D5	R8TU3	8-bit timer 3 underflow					0	R/W
IDMA request		D4	R8TU2	8-bit timer 2 underflow					0	R/W
register		D3	R8TU1	8-bit timer 1 underflow					0	R/W
		D2	R8TU0	8-bit timer 0 underflow					0	R/W
		D1	R16TC5	16-bit timer 5 comparison A					0	R/W
		D0	R16TU5	16-bit timer 5 comparison B					0	R/W
Serial I/F Ch.1,	0040293	D7	RP7	Port input 7	1	IDMA	0	Interrupt	0	R/W
A/D,	(B)	D6	RP6	Port input 6		request		request	0	R/W
port input 4–7		D5	RP5	Port input 5					0	R/W
IDMA request		D4	RP4	Port input 4					0	R/W
register		D3	–	reserved		–			–	–	0 when being read.
		D2	RADE	A/D converter	1	IDMA	0	Interrupt	0	R/W
		D1	RSTX1	SIF Ch.1 transmit buffer empty		request		request	0	R/W
		D0	RSRX1	SIF Ch.1 receive buffer full					0	R/W
16-bit timer 5,	0040296	D7	DESTX0	SIF Ch.0 transmit buffer empty	1	IDMA	0	IDMA	0	R/W
8-bit timer,	(B)	D6	DESRX0	SIF Ch.0 receive buffer full		enabled		disabled	0	R/W
serial I/F Ch.0		D5	DE8TU3	8-bit timer 3 underflow					0	R/W
IDMA enable		D4	DE8TU2	8-bit timer 2 underflow					0	R/W
register		D3	DE8TU1	8-bit timer 1 underflow					0	R/W
		D2	DE8TU0	8-bit timer 0 underflow					0	R/W
		D1	DE16TC5	16-bit timer 5 comparison A					0	R/W
		D0	DE16TU5	16-bit timer 5 comparison B					0	R/W
Serial I/F Ch.1,	0040297	D7	DEP7	Port input 7	1	IDMA	0	IDMA	0	R/W
A/D,	(B)	D6	DEP6	Port input 6		enabled		disabled	0	R/W
port input 4–7		D5	DEP5	Port input 5					0	R/W
IDMA enable		D4	DEP4	Port input 4					0	R/W
register		D3	–	reserved		–			–	–	0 when being read.
		D2	DEADE	A/D converter	1	IDMA	0	IDMA	0	R/W
		D1	DESTX1	SIF Ch.1 transmit buffer empty		enabled		disabled	0	R/W
		D0	DESRX1	SIF Ch.1 receive buffer full					0	R/W
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

A-1

B-III

SIF

S1C33L03 FUNCTION PART EPSON B-III-8-31