HD404848FS datasheet(17/125 Pages) HITACHI

17 / 125 page

HD404849 Series

Item

Abbr.

Initial

Value

Contents

Timer/

Serial mode register A

(SMRA)

0000

Refer to description of serial mode register A

counters,

Serial mode register B

(SMRB)

- - X0

Refer to description of serial mode register B

serial

Prescaler S

(PSS)

$000

—

interface

Prescaler W

(PSW)

$00

—

Timer counter A

(TCA)

$00

—

Timer counter B

(TCB)

$00

—

Timer counter C

(TCC)

$00

—

Timer counter D

(TCD)

$00

—

Timer write register B

(TWBU,

TWBL)

$X0

—

Timer write register C

(TWCU,

TWCL)

$X0

—

Timer write register D

(TWDU,

TWDL)

$X0

—

Octal counter

000

—

A/D

A/D mode register

(AMR)

0000

Refer to description of A/D mode register

A/D data register

(ADRU,

ADRL)

$80

Refer to description of A/D mode register

LCD

LCD control register

(LCR)

0000

Refer to description of LCD control register

LCD mode register

(LMR)

0000

Refer to description of LCD duty-cycle/clock

control register

LCD output register 3

(LOR3)

- 00 -

Sets R-port/LCD segment pins to R port

mode

Bit registers

Low speed on flag

(LSON)

Refer to description of operating modes

Watchdog timer on flag (WDON)

Refer to description of timer C

A/D start flag

(ADSF)

Refer to description of A/D converter

A/D current off flag

(IAOF)

Direct transfer on flag

(DTON)

Refer to description of operating modes

Input capture status

flag

(ICSF)

Refer to description of timer D

Input capture error flag (ICEF)

Refer to description of timer D

Others

Miscellaneous register

(MIS)

0000

Refer to description of operating modes, I/O,

and serial interface

System clock select

(SSR2,

SSR1)

00 -

Refer to description of operating modes and

oscillation circuits

Bank register

(V)

- - - 0

Refer to description of RAM memory map

Notes: 1. The statuses of other registers and flags after MCU reset are shown in the following table.

2. X indicates invalid value. – indicates that the bit does not exist.

HD404848FS Datasheet(PDF) 17 Page - Hitachi Semiconductor

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