UPD17062 datasheet(170/298 Pages) RENESAS

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168

µPD17062

Stops at the address

of the HALT

instruction.

Holds the previous

state.

Holds the previous

state.

Holds the previous

state.

Operates normally.

Stops operating.

Operates normally.

Holds the same state

as when the HALT

instruction is

executed.

If the STOP instruction at

( is executed in place of the HALT instruction at &, all flags in the control register

set up at

#, $, and % are initialized, and therefore, the serial communication is suspended and all pins of

port 0A are specified as general-purpose input/output ports.

Table 13-1

Behavior of the Device at the Halt and Clock Stop States

Peripheral hardware

State

CE pin = low level

Halt

Clock stop

Halt

CE pin = high level

Program counter

System register

Peripheral hardware

Control register

Timer

A/D converter

D/A converter

Serial interface

General-purpose

input/output port

General-purpose

input port

General-purpose

output port

IDC

Initialized to 0000H

and stops.

InitializedNote.

Holds the previous

state.

InitializedNote.

Stops operating.

Works as input port.

Holds the previous

state.

Stops operating.

Note See Chapters 8 and 9 for the initial values.

The STOP instruction

is invalid (NOP).

Stops at the address

of the HALT

instruction.

Holds the previous

state.

Holds the previous

state.

Holds the previous

state.

Operates normally.

Stops operating.

Operates normally.

Stops operating.

UPD17062 데이터시트(PDF) 170 Page - Renesas Technology Corp

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