EF6805P2 datasheet(24/31 Pages) STMICROELECTRONICS

номер детали	EF6805P2

подробное описание детали	8-BIT MICROCOMPUTER UNIT

PDF	31 Pages

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производитель	STMICROELECTRONICS [STMicroelectronics]

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Table 3 : Branch Instructions.

Relative Addressing Mode

Function

Mnemoni c

Code

Bytes

Cycles

Branch Always

BRA

Branch Never

BRN

Branch IFF Higher

BHI

Branch IFF Lower or Same

BLS

Branch IFF Carry Clear

BCC

(branch IFF higher or same)

(BHS)

Branch IFF Carry Set

BCS

(branch IFF lower)

(BLO)

Branch IFF Not Equal

BNE

Branch IFF Equal

BEQ

Branch IFF Half Carry Clear

BHCC

Branch IFF Half Carry Set

BHCS

Branch IFF Plus

BPL

Branch IFF Minus

BMI

Branch IFF interrupt mask bit is clear.

BMC

Branch IFF interrupt mask bit is set.

BMS

Branch IFF interrupt line is low.

BIL

Branch IFF interrupt line is high.

BIH

Branch to Subroutine

BSR

Table 4 : Bit Manipulation Instructions.

Addressing Modes

Bit Set/clear

Bit Test and Branch

Function

Mnemonic

Code

Bytes

Cycles

Code

Bytes

Cycles

Branch IFF Bit n is set

BRSET n (n = 0

… 7)

• n3

Branch IFF Bit n is clear

BRCLR n (n = 0

… 7)

01 + 2

• n

310

Set Bit n

BSET n (n = 0

… 7)

10 + 2

• n

Clear Bit n

BCLR n (n = 0

… 7)

11 + 2

• n

EF6805U3

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