UPD75116HGK-XXX-8A8 데이터 시트보기 (PDF) - NEC => Renesas Technology

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UPD75116HGK-XXX-8A8

4-BIT SINGLE-CHIP MICROCOMPUTER

NEC => Renesas Technology 

µPD75116H,75117H

DIFFERENCES BETWEEN µPD75116H AND µPD75117H

5

ROM

Item

µPD75116H

16256 × 8 bits

(Mask ROM)

µPD75117H

24448 × 8 bits

(Mask ROM)

RAM

768 × 4 bits

Stack

SBS register

Stack area

Stack operation when subroutine call

instruction is executed

No

Memory bank 0

2-byte stack

Yes

Memory banks 0, 1, 2

3-byte stack

CALL instruction machine cycle

3 machine cycles

4 machine cycles

CALLF instruction machine cycle

2 machine cycles

3 machine cycles

BRA instruction

CALLA instruction

MOVT XA, BCDE

MOVT XA, BCXA

BR BCDE

BR BCXA

Undefined operation

Normal operation

3

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