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NEC PD754144 User Manual

Page 128

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CHAPTER 6 PERIPHERAL HARDWARE FUNCTION

128

User’s Manual U10676EJ3V0UM

Figure 6-27. Format of Timer Counter Mode Register (Channel 1) (1/2)

7

6

5

4

3

2

1

0

PD754244: f

X

= 6.0 MHz

TM10

TM11

TM13

TM12

TM14

TM15

TM16

Address

TM1

FA8H

Symbol

Count pulse (CP) select bit

TM16

Count pulse (CP)

TM15

0

Overflow of timer counter (channel 2)

1

f

X

/2

5

(188 kHz)

1

0

0

1

1

f

X

/2

10

(5.86 kHz)

0

f

X

/2

8

(23.4 kHz)

f

X

/2

12

(1.46 kHz)

TM14

0

1

0

1

1

1

0

f

X

/2

6

(93.8 kHz)

1

1

1

PD754244: f

X

= 4.19 MHz

TM16

Count pulse (CP)

TM15

0

Overflow of timer counter (channel 2)

1

f

X

/2

5

(131 kHz)

1

0

0

1

1

f

X

/2

10

(4.10 kHz)

0

f

X

/2

8

(16.4 kHz)

f

X

/2

12

(1.02 kHz)

TM14

0

1

0

1

1

1

0

f

X

/2

6

(65.5 kHz)

1

1

1

µ

µ

Setting prohibited

Other

Setting prohibited

Other

PD754144: f

CC

= 1.0 MHz

TM16

Count pulse (CP)

TM15

0

Overflow of timer counter (channel 2)

1

f

CC

/2

5

(31.3 kHz)

1

0

0

1

1

f

CC

/2

10

(977 Hz)

0

f

CC

/2

8

(3.91 kHz)

f

CC

/2

12

(244 Hz)

TM14

0

1

0

1

1

1

0

f

CC

/2

6

(15.6 kHz)

1

1

1

µ

Setting prohibited

Other

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