ST72344K2 datasheet(197/247 Pages) STMICROELECTRONICS

номер детали	ST72344K2

подробное описание детали	SCI asynchronous serial interface

PDF	247 Pages

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производитель	STMICROELECTRONICS [STMicroelectronics]

домашняя страница	http://www.st.com

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197 / 247 page

ST72344xx, ST2345xx

Instruction set

Doc ID 12321 Rev 6

197/247

JRM

Jump if I = 1

I = 1 ?

JRNM

Jump if I = 0

I = 0 ?

JRMI

Jump if N = 1 (minus) N = 1 ?

JRPL

Jump if N = 0 (plus)

N = 0 ?

JREQ

Jump if Z = 1 (equal)

Z = 1 ?

JRNE

Jump if Z = 0 (not

equal)

Z = 0 ?

JRC

Jump if C = 1

C = 1 ?

JRNC

Jump if C = 0

C = 0 ?

JRULT

Jump if C = 1

Unsigned <

JRUGE Jump if C = 0

Jmp if unsigned >=

JRUGT Jump if (C + Z = 0)

Unsigned >

JRULE

Jump if (C + Z = 1)

Unsigned <=

Load

dst <= src

reg, M

M, reg

MUL

Multiply

X,A = X * A

A, X, Y X, Y, A

NEG

Negate (2's compl)

neg $10

reg, M

NOP

No Operation

OR operation

A = A + M

POP

Pop from the Stack

pop reg

reg

pop CC

PUSH

Push onto the Stack

push Y

reg,

RCF

Reset carry flag

C = 0

RET

Subroutine Return

RIM

Enable Interrupts

I = 0

RLC

Rotate left true C

C <= Dst <= C

reg, M

RRC

Rotate right true C

C => Dst => C

reg, M

RSP

Reset Stack Pointer

S = Max allowed

SBC

Subtract with Carry

A = A - M - C

SCF

Set carry flag

C = 1

SIM

Disable Interrupts

I = 1

SLA

Shift left Arithmetic

C <= Dst <= 0

reg, M

SLL

Shift left Logic

C <= Dst <= 0

reg, M

SRL

Shift right Logic

0 => Dst => C

reg, M

SRA

Shift right Arithmetic

Dst7 => Dst => C

reg, M

Table 83.

Illegal opcode detection (continued)

Mnemo

Description

Function/Example

Dst

Src

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