UPD75066CU-XXX データシートの表示（PDF） - NEC => Renesas Technology

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UPD75066CU-XXX

4-BIT SINGLE-CHIP MICROCOMPUTER

NEC => Renesas Technology 

µPD75064, 75066, 75068, 75064(A), 75066(A), 75068(A)

Table 8-1. Status of All Hardware after Reset (2/2)

Serial

interface

Hardware

Shift register (SIO)

Operation mode register (CSIM)

SBI control register (SBIC)

Slave address register (SVA)

Clock genera-

tor, Clock

output circuit

Processor clock control register

(PCC)

System clock control register

(SCC)

Interrupt

function

Clock output mode register

(CLOM)

Interrupt

request flag

IRQ1, IRQ2,

and IRQ4

( IRQxxx ) Other than above

Interrupt enable flag (IE×××)

Interrupt master enable flag

(IME)

INT0, 1, 2, mode register

(IM0, IM1, IM2)

Digital port

Output buffer

Output latch

Input/output mode register

(PMGA, PMGB)

Pull-up resistor specification

register (POGA)

A/D converter Mode register (ADM)

SA register (SA)

Bit sequential buffer (BSB0-BSB3)

RESET input in standby mode

Retained

0

0

Retained

0

0

0

Undefined

0

0

0

0, 0, 0

Off

Clear (0)

0

0

04H

Undefined

Retained

RESET input during operation

Undefined

0

0

Undefined

0

0

0

Undefined

0

0

0

0, 0, 0

Off

Clear (0)

0

0

04H

Undefined

Undefined

31

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