NEC PD78214 User Manual

Page 191

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162

µ

PD78214 Sub-Series

Fig. 7-66 Block Diagram of 8-Bit Timer/Counter 2

External interrupt

mode register

INTC21

RESET

8

8

8

8

8

8

8

1/8

ES21

ES20

ES11

ES10

(INTM0)

INTP1

INTP1

INTP2/CI

INTP2

MPX

Edge

detector

PRS23

PRS22

PRS21

PRS20

Edge

detector

f

CLK

/512

f

CLK

/256

f

CLK

/128

f

CLK

/64

f

CLK

/32

f

CLK

/16

Prescaler mode

register (PRM1)

8

RESET

Internal bus

8-bit timer 2 (TM2)

Capture trigger

Capture register (CR22)

8

Clear

Overflow

Coincidence

Coincidence

8

Compare register (CR21)

Compare register (CR20)

8

MOD1

MOD0

CLR22

CLR21

8

Timer

control

register

(TMC1)

CE2

OVF2

CMD2

PWM/PPG

output control

Capture/compare

control register

(CRC2)

ENT03

ALV3

ENT02

ALV2

P36/TO2

P37/TO3

Output control

circuit

INTC20

Output control

circuit

Timer output

control register

(TOC)

RESET

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