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Chapter 7 timer/counter units – NEC PD78214 User Manual

Page 170

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Chapter 7 Timer/Counter Units

7

Fig. 7-43 Block Diagram of 8-Bit Timer/Counter 1

Internal bus

8

8

PRS12

ES01

Timer control

register 0

(TMC1)

Clear

PRS11

PRS10

RESET

8

8

8

8

8

8

8

CE1

OVF1

8

Internal bus

Overflow

RESET

8

(CRC1)

CLR11

CM

CLR10

RESET

INTC10

INTC11

Real-time output port

Capture/compare

control register

Compare register (CR10)

8-bit timer 1 (TM1)

Capture/compare

register (CR11)

Caapture trigger

ES00

(INTM0)

INTP0

MPX

External interrupt

mode register 0

Edge

detector

1/8

f

CLK

/512

Prescaler mode

register (PRM1)

f

CLK

/256

f

CLK

/128

f

CLK

/64

f

CLK

/32

f

CLK

/16

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