HT85F2270 datasheet(220/226 Pages) HOLTEK

220 / 226 page

Rev. 1.00

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Standard 8051 8-Bit Flash MCU

HT85F2260/HT85F2270/HT85F2280

Data transfer Operations

Mnemonic

Description

Code

Bytes Cycles

�OV A�Rn

�ove register to Accumulator

0XE8-0XEF

�OV A�direct

�ove directl� addressed data to Accumulator

0XE�

�

�OV A�@Ri

�ove indirectl� addressed data to Accumulator

0XE6-0XE7

�

�OV A�#data

�ove immediate data to Accumulator

0X74

�

�OV Rn�A

�ove Accumulator to register

0XF8-0XFF

�OV Rn�direct

�ove directl� addressed data to register

0XA8-0XAF

�

�OV Rn�#data

�ove immediate data to register

0X78-0X7F

�

�OV direct�A

�ove Accumulator to direct b�te

0XF�

�

�OV direct�Rn

�ove register to direct b�te

0X88-0X8F

�

�OV direct1�direct� �ove directl� addressed data to directl� addressed location

0X8�

�

�OV direct�@Ri

�ove indirectl� addressed data to directl� addressed location 0X86-0X87

�

�OV direct�#data

�ove immediate data to directl� addressed location

0X7�

�

�OV @Ri�A

�ove Accumulator to indirectl� addressed location

0XF6-0XF7

�OV @Ri�direct

�ove directl� addressed data to indirectl� addressed location 0XA6-0XA7

�

�OV @Ri�#data

�ove immediate data to indirectl� addressed location

0X76-0X77

�

�OV DPTR�#data16 Load data pointer with a 16-bit immediate

0X90

�

�OVC A�@A+DPTR Load Accumulator with a code b�te relative to DPTR

0X9�

�OVC A�@A+PC

Load Accumulator with a code b�te relative to PC

0X8�

�OVX A�@Ri

�ove external RA� (8-bit addr.) to Accumulator

0XE�-0XE�

�

�OVX A�@DPTR

�ove external RA� (16-bit addr.) to Accumulator

0XE0

�

�OVX @Ri�A

�ove Accumulator to external RA� (8-bit addr.)

0XF�-0XF�

�

�OVX @DPTR�A

�ove Accumulator to external RA� (16-bit addr.)

0XF0

�

PUSH direct

Push directl� addressed data onto stack

0XC0

�

POP direct

Pop directl� addressed location from stack

0XD0

�

XCH A�Rn

Exchange register with Accumulator

0XC8-0XCF

XCH A�direct

Exchange directl� addressed location with Accumulator

0XC�

�

XCH A�@Ri

Exchange indirect RA� with Accumulator

0XC6-0XC7

�

XCHD A�@Ri

Exchange low-order nibbles of indirect and Accumulator

0XD6-0XD7

�

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