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2 standby function operations, 1 halt mode – IBM uPD78082 User Manual

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CHAPTER 13 STANDBY FUNCTION

13.2 Standby Function Operations

13.2.1 HALT mode

(1) HALT mode set and operating status

The HALT mode is set by executing the HALT instruction.

The operating status in the HALT mode is described below.

Table 13-1. HALT Mode Operating Status

Item

HALT Mode Operating Status

Clock generator

Can be oscillated. Supply to the CPU clock is stopped.

CPU

Operation stops.

Port

Status before HALT mode setting is held.

8-bit timer/event counter 5, 6

Operable.

Watchdog timer

A/D converter

Serial interface

External interrupt request

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