HD404324FS datasheet(25/103 Pages) RENESAS

tên linh kiện	HD404324FS

Giải thích chi tiết về linh kiện	microcomputer designed to increase program productivity

PDF	103 Pages

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HD404054 Series/HD404094 Series

Operating Modes

The MCU has Three operating modes as shown in table 15. The operations in each mode are listed in

tables 16 and 17. Transitions between operating modes are shown in figure 11.

Table 15

Operating Modes and Clock Status

Mode Name

Active

Standby

Stop

Activation method

RESET cancellation,

interrupt request,

STOPC cancellation in

stop mode

SBY instruction

STOP instruction

Status

System oscillator

Stopped

Cancellation method

RESET input,

STOP/SBY instruction

RESET input, interrupt

request

RESET input, STOPC

input in stop mode

Note:

OP implies in operation

Table 16

Operations in Low-Power Dissipation Modes

Function

Stop Mode

Standby Mode

CPU

Reset

Retained

RAM

Retained

Timer A

Reset

Timer C

Reset

Timer D

Reset

Serial interface 1

Reset

Comparator

Reset

Stopped

I/O

Reset*

Retained

Note:

OP implies in operation

* Output pins are at high impedance.

Table 17

I/O Status in Low-Power Dissipation Modes

Output

Input

Standby Mode

Stop Mode

Active Mode

0–D 9

Retained

High impedance

Input enabled

12, D13, RC0,

0–RD3, RE 0

—

Input enabled

R0–R4

Retained or output of

peripheral functions

High impedance

Input enabled

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