HT48C10 View Datasheet(PDF) - Holtek Semiconductor

Part Name

Description

MFG CO.

HT48C10

8-Bit Microcontroller Series

Holtek Semiconductor 

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HT48CXX/HT48RXX

Mnemonic

Description

Flag Affected

Instruction

Cycle

Rotate

RRA [m]

Rotate data memory right with result in ACC

None

1

RR [m]

Rotate data memory right

None

1(1)

RRCA [m]

Rotate data memory right through carry with

C

1

RRC [m]

result in ACC

Rotate data memory right through carry

C

1(1)

RLA [m]

Rotate data memory left with result in ACC

None

1

RL [m]

Rotate data memory left

None

1(1)

RLCA [m]

Rotate data memory left through carry with

C

1

RLC [m]

result in ACC

Rotate data memory left through carry

C

1(1)

Data Move

MOV A,[m]

MOV [m],A

MOV A,x

Move data memory to ACC

Move ACC to data memory

Move immediate data to ACC

None

1

None

1(1)

None

1

Bit Operation

CLR [m].i

SET [m].i

Clear bit of data memory

Set bit of data memory

None

1(1)

None

1(1)

Branch

JMP addr

Jump unconditionally

None

2

SZ [m]

Skip if data memory is zero

None

1(2)

SZA [m]

Skip if data memory is zero with data movement

None

1(2)

to ACC

SZ [m].i

Skip if bit i of data memory is zero

None

1(2)

SNZ [m].i

Skip if bit i of data memory is not zero

None

1(2)

SIZ [m]

Skip if increment data memory is zero

None

1(3)

SDZ [m]

Skip if decrement data memory is zero

None

1(3)

SIZA [m]

Skip if increment data memory is zero with result

None

1(2)

in ACC

SDZA [m]

Skip if decrement data memory is zero with re-

None

1(2)

sult in ACC

CALL addr Subroutine call

None

2

RET

Return from subroutine

None

2

RET A,x

Return from subroutine and load immediate data

None

2

to ACC

RETI

Return from interrupt

None

2

Table Read

TABRDC [m] Read ROM code (current page) to data memory

None

2(1)

and TBLH

TABRDL [m] Read ROM code (last page) to data memory and

None

2(1)

TBLH

30

25th May ’99

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