III PERIPHERAL BLOCK: CLOCK TIMER

I/O Memory of Clock Timer

Table 7.5 shows the control bits of the clock timer.

Table 7.5 Control Bits of Clock Timer

Register name

Address

Bit

Name

Function

 

 

 

Setting

 

Init.

R/W

Remarks

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Clock timer

0040151

D7–2

–

reserved

 

 

 

 

 

–

 

–

–

0 when being read.

Run/Stop

(B)

D1

TCRST

Clock timer reset

1

Reset

 

0

Invalid

X

W

0 when being read.

register

 

D0

TCRUN

Clock timer Run/Stop control

1

Run

 

 

 

0

Stop

X

R/W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Clock timer

0040152

D7

TCISE2

Clock timer interrupt factor

TCISE[2:0]

 

Interrupt factor

X

R/W

 

interrupt

(B)

D6

TCISE1

selection

1

 

1

1

 

 

 

None

X

 

 

control register

 

D5

TCISE0

 

1

 

1

0

 

 

 

Day

X

 

 

 

 

 

 

 

1

 

0

1

 

 

 

Hour

 

 

 

 

 

 

 

 

1

 

0

0

 

 

 

Minute

 

 

 

 

 

 

 

 

0

 

1

1

 

 

 

1 Hz

 

 

 

 

 

 

 

 

0

 

1

0

 

 

 

2 Hz

 

 

 

 

 

 

 

 

0

 

0

1

 

 

 

8 Hz

 

 

 

 

 

 

 

 

0

 

0

0

 

 

 

32 Hz

 

 

 

 

 

D4

TCASE2

Clock timer alarm factor selection

TCASE[2:0]

 

 

Alarm factor

X

R/W

 

 

 

D3

TCASE1

 

1

 

X

X

 

 

 

Day

X

 

 

 

 

D2

TCASE0

 

X

 

1

X

 

 

 

Hour

X

 

 

 

 

 

 

 

X

 

X

1

 

 

 

Minute

 

 

 

 

 

 

 

 

0

 

0

0

 

 

 

None

 

 

 

 

 

D1

TCIF

Interrupt factor generation flag

1

Generated

 

0

Not generated

X

R/W

Reset by writing 1.

 

 

D0

TCAF

Alarm factor generation flag

1

Generated

 

0

Not generated

X

R/W

Reset by writing 1.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Clock timer

0040153

D7

TCD7

Clock timer data 1 Hz

1

High

 

 

 

0

Low

X

R

 

divider register

(B)

D6

TCD6

Clock timer data 2 Hz

1

High

 

 

 

0

Low

X

R

 

 

 

D5

TCD5

Clock timer data 4 Hz

1

High

 

 

 

0

Low

X

R

 

 

 

D4

TCD4

Clock timer data 8 Hz

1

High

 

 

 

0

Low

X

R

 

 

 

D3

TCD3

Clock timer data 16 Hz

1

High

 

 

 

0

Low

X

R

 

 

 

D2

TCD2

Clock timer data 32 Hz

1

High

 

 

 

0

Low

X

R

 

 

 

D1

TCD1

Clock timer data 64 Hz

1

High

 

 

 

0

Low

X

R

 

 

 

D0

TCD0

Clock timer data 128 Hz

1

High

 

 

 

0

Low

X

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Clock timer

0040154

D7–6

–

reserved

 

 

 

 

 

–

 

–

–

0 when being read.

second

(B)

D5

TCMD5

Clock timer second counter data

 

 

0 to 59 seconds

X

R

 

register

 

D4

TCMD4

TCMD5 = MSB

 

 

 

 

 

 

 

 

X

 

 

 

 

D3

TCMD3

TCMD0 = LSB

 

 

 

 

 

 

 

 

X

 

 

 

 

D2

TCMD2

 

 

 

 

 

 

 

 

 

X

 

 

 

 

D1

TCMD1

 

 

 

 

 

 

 

 

 

X

 

 

 

 

D0

TCMD0

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Clock timer

0040155

D7–6

–

reserved

 

 

 

 

 

–

 

–

–

0 when being read.

minute register

(B)

D5

TCHD5

Clock timer minute counter data

 

 

0 to 59 minutes

X

R/W

 

 

 

D4

TCHD4

TCHD5 = MSB

 

 

 

 

 

 

 

 

X

 

 

 

 

D3

TCHD3

TCHD0 = LSB

 

 

 

 

 

 

 

 

X

 

 

 

 

D2

TCHD2

 

 

 

 

 

 

 

 

 

X

 

 

 

 

D1

TCHD1

 

 

 

 

 

 

 

 

 

X

 

 

 

 

D0

TCHD0

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Clock timer

0040156

D7–5

–

reserved

 

 

 

 

 

–

 

–

–

0 when being read.

hour register

(B)

D4

TCDD4

Clock timer hour counter data

 

 

 

0 to 23 hours

X

R/W

 

 

 

D3

TCDD3

TCDD4 = MSB

 

 

 

 

 

 

 

 

X

 

 

 

 

D2

TCDD2

TCDD0 = LSB

 

 

 

 

 

 

 

 

X

 

 

 

 

D1

TCDD1

 

 

 

 

 

 

 

 

 

X

 

 

 

 

D0

TCDD0

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

 

Clock timer

0040157

D7

TCND7

Clock timer day counter data

 

 

0 to 65535 days

X

R/W

 

day (low-order)

(B)

D6

TCND6

(low-order 8 bits)

 

 

(low-order 8 bits)

X

 

 

register

 

D5

TCND5

TCND0 = LSB

 

 

 

 

 

 

 

 

X

 

 

 

 

D4

TCND4

 

 

 

 

 

 

 

 

 

X

 

 

 

 

D3

TCND3

 

 

 

 

 

 

 

 

 

X

 

 

 

 

D2

TCND2

 

 

 

 

 

 

 

 

 

X

 

 

 

 

D1

TCND1

 

 

 

 

 

 

 

 

 

X

 

 

 

 

D0

TCND0

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

 

 

 

 

 

 

 

Clock timer

0040158

D7

TCND15

Clock timer day counter data

 

 

0 to 65535 days

X

R/W

 

day (high-

(B)

D6

TCND14

(high-order 8 bits)

 

 

(high-order 8 bits)

X

 

 

order) register

 

D5

TCND13

TCND15 = MSB

 

 

 

 

 

 

 

 

X

 

 

 

 

D4

TCND12

 

 

 

 

 

 

 

 

 

X

 

 

 

 

D3

TCND11

 

 

 

 

 

 

 

 

 

X

 

 

 

 

D2

TCND10

 

 

 

 

 

 

 

 

 

X

 

 

 

 

D1

TCND9

 

 

 

 

 

 

 

 

 

X

 

 

 

 

D0

TCND8

 

 

 

 

 

 

 

 

 

X

 

 

A-1

B-III

CTM

S1C33L03 FUNCTION PART

EPSON

B-III-7-7