HD404326FS Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HD404326FS

4-Bit Microcontroller

Hitachi -> Renesas Electronics 

HD404328 Series

$000, 0

IE

$000, 2

INT0 interrupt IF0

$000, 3

IM0

$001, 0

INT1 interrupt IF1

$001, 1

IM1

$001, 2

Timer A interrupt IFTA

$001, 3

IMTA

$002, 0

Timer B interrupt IFTB

$002, 1

IMTB

$002, 2

Timer C interrupt IFTC

$002, 3

IMTC

$003, 0

ZCD interrupt IFZC

$003, 1

IMZC

$003, 2

A/D interrupt IFAD

$003, 3

IMAD

Sequence control

• Push PC/CA/ST

• Reset IE

• Jump to vector address

Priority control logic

Vector

address

Note: $m, n is RAM address $m,

bit number n.

$023, 2

IFS Serial interrupt

$023, 3

IMS

Figure 6 Block Diagram of Interrupt Control Circuit

18

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