ST72521AR7TC 查看數據表（PDF） - STMicroelectronics

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ST72521AR7TC

8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE

STMicroelectronics 

ST72521M/R/AR

INSTRUCTION SET OVERVIEW (Cont’d)

Mnemo

ADC

ADD

AND

BCP

BRES

BSET

BTJF

BTJT

CALL

CALLR

CLR

CP

CPL

DEC

HALT

IRET

INC

JP

JRA

JRT

JRF

JRIH

JRIL

JRH

JRNH

JRM

JRNM

JRMI

JRPL

JREQ

JRNE

JRC

JRNC

JRULT

JRUGE

JRUGT

Description

Add with Carry

Addition

Logical And

Bit compare A, Memory

Bit Reset

Bit Set

Jump if bit is false (0)

Jump if bit is true (1)

Call subroutine

Call subroutine relative

Clear

Arithmetic Compare

One Complement

Decrement

Halt

Interrupt routine return

Increment

Absolute Jump

Jump relative always

Jump relative

Never jump

Jump if Port B INT pin = 1

Jump if Port B INT pin = 0

Jump if H = 1

Jump if H = 0

Jump if I1:0 = 11

Jump if I1:0 <> 11

Jump if N = 1 (minus)

Jump if N = 0 (plus)

Jump if Z = 1 (equal)

Jump if Z = 0 (not equal)

Jump if C = 1

Jump if C = 0

Jump if C = 1

Jump if C = 0

Jump if (C + Z = 0)

Function/Example

A=A+M+C

A=A+M

A=A.M

tst (A . M)

bres Byte, #3

bset Byte, #3

btjf Byte, #3, Jmp1

btjt Byte, #3, Jmp1

tst(Reg - M)

A = FFH-A

dec Y

Pop CC, A, X, PC

inc X

jp [TBL.w]

jrf *

(no Port B Interrupts)

(Port B interrupt)

H=1?

H=0?

I1:0 = 11 ?

I1:0 <> 11 ?

N=1?

N=0?

Z=1?

Z=0?

C=1?

C=0?

Unsigned <

Jmp if unsigned >=

Unsigned >

Dst

A

A

A

A

M

M

M

M

reg, M

reg

reg, M

reg, M

reg, M

Src

M

M

M

M

M

I1 H I0 N Z C

H

NZC

H

NZC

NZ

NZ

C

C

01

NZC

NZ 1

NZ

1

0

I1 H I0 N Z C

NZ

152/199

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