Renesas R8C/Tiny Series Manuale Scaricare il pdf (Pagina 89)

R8C/10 Group

Rev.1.20 Jan 27, 2006 page 79 of 180

REJ09B0019-0120

Figure 12.23

TYZMR Register and PUM Register in

Programmable Waveform Generation Mode

Bit name

Function

Bit symbol

Timer Y, Z waveform output control register

S

y

m

b

o

lA

d

d

r

e

s

sA

f

t

e

r

r

e

s

e

t

P

U

M0

0

8

4

1

6 0

01

6

b

7

b

6

b

5

b

4

b

3

b

2

b

1

b

0

T

Y

O

P

L

T

Z

O

P

L

I

N

O

S

E

G

I

N

O

S

T

G

I

N

T

0

p

i

n

o

n

e

-

s

h

o

t

t

r

i

g

g

e

r

p

o

l

a

r

i

t

y

s

e

l

e

c

t

b

i

t

Timer Z output level

latch

T

i

m

e

r

Y

-

r

e

l

a

t

e

d

b

i

t

I

N

T

0

p

i

n

o

n

e

-

s

h

o

t

t

r

i

g

g

e

r

c

o

n

t

r

o

l

b

i

t

M

u

s

t

s

e

t

t

o

“

0

”

i

n

p

r

o

g

r

a

m

m

a

b

l

e

w

a

v

e

f

o

r

m

g

e

n

e

r

a

t

i

o

n

m

o

d

e

M

u

s

t

s

e

t

t

o

“

0

”

i

n

p

r

o

g

r

a

m

m

a

b

l

e

w

a

v

e

f

o

r

m

g

e

n

e

r

a

t

i

o

n

m

o

d

e

0 : Outputs "H" for primary period

Outputs "L" for secondary period

Outputs "L" when the timer is stopped

1 : Outputs "L" for primary period

Outputs "H" for secondary period

Outputs "H" when the timer is stopped

(

b

3

-

b

0

)

Reserved bit

M

u

s

t

s

e

t

t

o

“

0

”

RW

RW

RW

RW

RW

RW

0

0

0

0

0

0

12.3 Timer (Timer Z)

T

i

m

e

r

Y

,

Z

m

o

d

e

r

e

g

i

s

t

e

r

S

y

m

b

o

lA

d

d

r

e

s

sA

f

t

e

r

r

e

s

e

t

T

Y

Z

M

R0

0

8

0

1

6 0

01

6

B

i

t

n

a

m

e

F

u

n

c

t

i

o

nB

i

t

s

y

m

b

o

l

b

7

b

6

b

5

b

4

b

3

b

2

b

1

b

0

T

Z

M

O

D

1

T

Y

S

T

Y

W

C

T

Y

M

O

D

0

T

Z

M

O

D

0

T

i

m

e

r

Y

-

r

e

l

a

t

e

d

b

i

t

T

Z

W

C

T

Z

S

0

:

S

t

o

p

s

c

o

u

n

t

i

n

g

1

:

S

t

a

r

t

s

c

o

u

n

t

i

n

g

T

i

m

e

r

Z

c

o

u

n

t

s

t

a

r

t

f

l

a

g

T

i

m

e

r

Z

o

p

e

r

a

t

i

o

n

m

o

d

e

b

i

t

b

5

b

4

T

i

m

e

r

Z

w

r

i

t

e

c

o

n

t

r

o

l

b

i

t

0

N

O

T

E

S

:

1

.

W

h

e

n

T

Z

S

b

i

t

=

1

(

s

t

a

r

t

s

c

o

u

n

t

i

n

g

)

,

t

h

e

t

i

m

e

r

Y

c

o

u

n

t

v

a

u

e

i

s

w

r

i

t

t

e

n

t

o

t

h

e

r

e

l

o

a

d

r

e

g

i

s

t

e

r

o

n

l

y

.

W

h

e

n

T

Z

S

b

i

t

=

0

(

s

t

o

p

s

c

o

u

n

t

i

n

g

)

,

t

h

e

t

i

m

e

r

Y

c

o

u

n

t

v

a

l

u

e

i

s

w

r

i

t

t

e

n

t

o

b

o

t

h

r

e

l

o

a

d

r

e

g

i

s

t

e

r

a

n

d

c

o

u

n

t

e

r

.

R

W

R

W

R

W

R

W

R

W

R

W

R

W

R

W

R

1

E

D

G

R

W

S

e

t

t

o

"

1

"

i

n

p

r

o

g

r

a

m

m

a

b

l

e

w

a

v

e

f

o

r

m

g

e

n

e

r

a

t

i

o

n

m

o

d

e

(1

)

0

1

:

P

r

o

g

r

a

m

m

a

b

l

e

w

a

v

e

f

o

r

m

g

e

n

e

r

a

t

i

o

n

m

o

d

e

11

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