HD6432126R datasheet(47/843 Pages) RENESAS

Part #	HD6432126R

Description	Single-Chip Microcomputer

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Manufacturer	RENESAS [Renesas Technology Corp]

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23

Pin No.

Type

Symbol

DP-64S

FP-64A

TFP-80C

I/O

Name and Function

Bus

control

WAIT

8

64

80

Input

Wait: Requests insertion of a wait

state in the bus cycle when

accessing external 3-state address

space.

RD

4

60

75

Output Read: When this pin is low, it

indicates that the external address

space is being read.

WR

5

61

77

Output Write: When this pin is low, it

indicates that the external address

space is being written to.

AS/IOS

6

62

78

Output Address strobe: When this pin is

low, it indicates that address output

on the address bus is valid.

Interrupt

signals

NMI

13

5

Input

Nonmaskable interrupt: Requests

a nonmaskable interrupt.

IRQ0 to

IRQ2

1 to 3

57 to 59 71, 72, 74 Input

Interrupt request 0 to 2: These

pins request a maskable interrupt

16-bit free-

running

timer (FRT)

FTCI

31

23

28

Input

FRT counter clock input: Input pin

for an external clock signal for the

free-running counter (FRC).

FTOA

32

24

30

Output FRT output compare A output:

The output compare A output pin.

FTOB

37

29

37

Output FRT output compare B output:

The output compare B output pin.

FTIA

33

25

32

Input

FRT input capture A input: The

input capture A input pin.

FTIB

34

26

33

Input

FRT input capture B input: The

input capture B input pin.

FTIC

25

27

35

Input

FRT input capture C input: The

input capture C input pin.

FTID

36

28

36

Input

FRT input capture D input: The

input capture D input pin.

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HD6432126R Datasheet(PDF) 47 Page - Renesas Technology Corp

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