DP80390 datasheet(80/84 Pages) DCD

Numer części	DP80390

Szczegółowy opis	Pipelined High Performance Microcontroller Instructions set details ver 3.10

PDF	84 Pages

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Producent	DCD [Digital Core Design]

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DP80390 Instructions set details

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3.42.

XCH

Instruction:

XCH A, <byte>

Function:

Exchange accumulator with byte variable

Description:

XCH loads the accumulator with the contents of the indicated variable,

at the same time writing the original accumulator contents to the

indicated variable. The source/destination operand can use register,

direct, or register-indirect addressing.

3.42.1.

XCH A, RN

Operation:

(PC)

← (PC) + 1

(A)

↔ (Rn)

Bytes:

Cycles:

Encoding:

3.42.2.

XCH A, DIRECT

Operation:

(PC)

← (PC) + 2

(A)

↔ (direct)

Bytes:

Cycles:

Encoding:

direct address

3.42.3.

XCH A, @RI

Operation:

(PC)

← (PC) + 1

(A)

↔ ((Ri))

Bytes:

Cycles:

Encoding:

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