PM0044 datasheet(66/162 Pages) STMICROELECTRONICS

номер детали	PM0044

подробное описание детали	STM8 CPU programming manual

PDF	162 Pages

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производитель	STMICROELECTRONICS [STMicroelectronics]

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66 / 162 page

STM8 instruction set

PM0044

66/162

Doc ID 13590 Rev 3

CPW

Compare word

CPW X,($12,SP)

test { X - M(SP+shortoff) }

13 bb

CPL

Logical 1’s

complement

CPL ([$1234.w],X)

M(M(longmem).w +X)

←

FF - M(M(longmem).w+X)

M(M(longmem).w+X)

XOR FF

72 63 ww bb

CPLW

Logical 1’s

complement

1CPLW X

← FFFF - X

X XOR FFFF

DEC

Decrement byte

by one

DEC ([$1234.w],X)

M(M(longmem).w + X)

←

M(M(longmem).w + X) - 1

72 6A ww bb

DECW

Decrement

word by one

-DECW X

← X - 1

DIV

16 by 8

Unsigned

division

DIV X,A

← X/A (Quotient)

← X%A (Remainder)

DIV Y,A

← Y/A (Quotient)

← Y%A (Remainder)

90 62

DIVW

16 by 16

Unsigned

division

DIVW X,Y

← X/Y (Quotient)

← X%Y (Remainder)

EXG

Data byte

exchange

---

EXG A,$1234

↔ M(longmem)

31 ww bb

EXG A,XL

↔ XL

EXG A,YL

↔ YL

EXGW

Data word

exchange

---

EXGW X,Y

↔ Y51

HALT

Halt oscillator

(CPU +

Peripherals)

-1

HALT

CC.I0

← 0 , CC.I1 ← 1

Oscillator stopped till an

interrupt occurs

Table 42.

Instruction set summary (continued)

Description

Effect on CC register

Syntax example

Operation

Example

op-

code(s)

VI1

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