HD6433642P datasheet(21/508 Pages) HITACHI

21 / 508 page

Table 1.2

Pin Functions (cont)

Pin No.

Type

Symbol

FP-64A

DP-64S

TFP-80C I/O

Name and Functions

Interrupt

pins

IRQ

Input

IRQ interrupt request 0 to 3:

These are input pins for edge-

sensitive external interrupts, with

a selection of rising or falling

edge

INT

7 to

INT

32 to 25

40 to 33

38 to 31

Input

INT interrupt request 0 to 7:

These are input pins for edge-

sensitive external interrupts, with

a selection of rising or falling

edge

Timer pins

TMOW

Output

Clock output: This is an output

pin for waveforms generated by

the timer A output circuit

TMIB

Input

Timer B1 event counter input:

This is an event input pin for input

to the timer B1 counter

TMOV

Output

Timer V output: This is an output

pin for waveforms generated by

the timer V output compare

function

TMCIV

Input

Timer V event input: This is an

event input pin for input to the

timer V counter

TMRIV

Input

Timer V counter reset: This is a

counter reset input pin for timer V

TRGV

Input

Timer V counter trigger input:

This is a trigger input pin for the

timer V counter and realtime

output port

FTCI

Input

Timer X clock input: This is an

external clock input pin for input

to the timer X counter

FTOA

Output

Timer X output compare A

output: This is an output pin for

timer X output compare A

FTOB

Output

Timer X output compare B

output: This is an output pin for

timer X output compare B

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