III PERIPHERAL BLOCK: INPUT/OUTPUT PORTS

Register name

Address

Bit

Name

Function

 

 

 

 

Setting

 

Init.

R/W

Remarks

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Key input

00402CA

D7–4

–

reserved

 

 

 

 

 

–

 

 

 

–

–

0 when being read.

interrupt select

(B)

D3

SPPK11

FPK1 interrupt input port selection

 

11

 

10

 

 

01

00

0

R/W

 

register

 

D2

SPPK10

 

P2[7:4]

P0[7:4]

K6[7:4]

K6[3:0]

0

 

 

 

 

D1

SPPK01

FPK0 interrupt input port selection

 

11

 

10

 

 

01

00

0

R/W

 

 

 

D0

SPPK00

 

P2[4:0]

P0[4:0]

K6[4:0]

K5[4:0]

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Key input

00402CC

D7–5

–

reserved

 

 

 

 

 

–

 

 

 

–

–

0 when being read.

interrupt

(B)

D4

SCPK04

FPK04 input comparison

1

 

High

 

 

0

 

Low

 

0

R/W

 

(FPK0) input

 

D3

SCPK03

FPK03 input comparison

 

 

 

 

 

 

 

 

 

 

0

R/W

 

comparison

 

D2

SCPK02

FPK02 input comparison

 

 

 

 

 

 

 

 

 

 

0

R/W

 

register

 

D1

SCPK01

FPK01 input comparison

 

 

 

 

 

 

 

 

 

 

0

R/W

 

 

 

D0

SCPK00

FPK00 input comparison

 

 

 

 

 

 

 

 

 

 

0

R/W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Key input

00402CD

D7–4

–

reserved

 

 

 

 

 

–

 

 

 

–

–

0 when being read.

interrupt

(B)

D3

SCPK13

FPK13 input comparison

1

 

High

 

 

0

 

Low

 

0

R/W

 

(FPK1) input

 

D2

SCPK12

FPK12 input comparison

 

 

 

 

 

 

 

 

 

 

0

R/W

 

comparison

 

D1

SCPK11

FPK11 input comparison

 

 

 

 

 

 

 

 

 

 

0

R/W

 

register

 

D0

SCPK10

FPK10 input comparison

 

 

 

 

 

 

 

 

 

 

0

R/W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Key input

00402CE

D7–5

–

reserved

 

 

 

 

 

–

 

 

 

–

–

0 when being read.

interrupt

(B)

D4

SMPK04

FPK04 input mask

1

 

Interrupt

 

0

 

Interrupt

0

R/W

 

(FPK0) input

 

D3

SMPK03

FPK03 input mask

 

 

enabled

 

 

 

disabled

0

R/W

 

mask register

 

D2

SMPK02

FPK02 input mask

 

 

 

 

 

 

 

 

 

 

0

R/W

 

 

 

D1

SMPK01

FPK01 input mask

 

 

 

 

 

 

 

 

 

 

0

R/W

 

 

 

D0

SMPK00

FPK00 input mask

 

 

 

 

 

 

 

 

 

 

0

R/W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Key input

00402CF

D7–4

–

reserved

 

 

 

 

 

–

 

 

 

–

–

0 when being read.

interrupt

(B)

D3

SMPK13

FPK13 input mask

1

 

Interrupt

 

0

 

Interrupt

0

R/W

 

(FPK1) input

 

D2

SMPK12

FPK12 input mask

 

 

enabled

 

 

 

disabled

0

R/W

 

mask register

 

D1

SMPK11

FPK11 input mask

 

 

 

 

 

 

 

 

 

 

0

R/W

 

 

 

D0

SMPK10

FPK10 input mask

 

 

 

 

 

 

 

 

 

 

0

R/W

 

SPT71–SPT70:FPT7 interrupt input port selection (D[7:6]) / Port input interrupt select register 2 (0x402C7)

SPT61–SPT60:FPT6 interrupt input port selection (D[5:4]) / Port input interrupt select register 2 (0x402C7)

SPT51–SPT50:FPT5 interrupt input port selection (D[3:2]) / Port input interrupt select register 2 (0x402C7)

SPT41–SPT40:FPT4 interrupt input port selection (D[1:0]) / Port input interrupt select register 2 (0x402C7)

SPT31–SPT30:FPT3 interrupt input port selection (D[7:6]) / Port input interrupt select register 1 (0x402C6)

SPT21–SPT20:FPT2 interrupt input port selection (D[5:4]) / Port input interrupt select register 1 (0x402C6)

SPT11–SPT10:FPT1 interrupt input port selection (D[3:2]) / Port input interrupt select register 1 (0x402C6)

SPT01–SPT00:FPT0 interrupt input port selection (D[1:0]) / Port input interrupt select register 1 (0x402C6)

Select an input pin for port interrupt generation.

Table 9.11 Selecting Pins for Port Input Interrupts

Interrupt

 

SPT settings

 

system

11

10

01

00

FPT7

P27

P07

P33

K67

FPT6

P26

P06

P32

K66

FPT5

P25

P05

P31

K65

FPT4

P24

P04

K54

K64

FPT3

P23

P03

K53

K63

FPT2

P22

P02

K52

K62

FPT1

P21

P01

K51

K61

FPT0

P20

P00

K50

K60

At cold start, SPT is set to "00". At hot start, SPT retains its state from prior to the initial reset.

B-III-9-20

EPSON

S1C33L03 FUNCTION PART