HTG1390 Просмотр технического описания (PDF) - Holtek Semiconductor

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HTG1390

4-bit Microcontroller

Holtek Semiconductor 

Preliminary

HTG1390

Mnemonic

Table Read

READ R4A

READ MR0A

READF R4A

READF MR0A

Sound Control

SOUND n

SOUND A

SOUND ONE

SOUND LOOP

SOUND OFF

Miscellaneous

HALT

Description

Read ROM code of current page to R4 & ACC

Read ROM code of current page to M(R1,R0), ACC

Read ROM code of page F to R4 & ACC

Read ROM code of page F to M(R1,R0),ACC

Activate SOUND channel n

Activate SOUND channel with ACC

Turn on SOUND one cycle

Turn on SOUND repeat cycle

Turn off SOUND

Enter power down mode

Byte Cycle CF

1

2

—

1

2

—

1

2

—

1

2

—

2

2

—

1

1

—

1

1

—

1

1

—

1

1

—

2

2

—

15

17th Nov ’98

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