SD6830 datasheet(30/34 Pages) AUK

30 / 34 page

KSI-W002-000

SETB @HL.b

Binary code

: 010111xx

Syntax

: [<label>] SETB @HL.b

Operation

: M[(HL)].b ← 1

Flags

: CY : Unaffected

SF : Unaffected

Words/Cycles

1/1

Description

: Sets the specified bit of memory addressed by registers H and L to one.

Example

: CLRB H

; Clear H to zero

LDL

; Load 5 to L

SETB @HL.2

; Set the bit 2 of M[(05)] to one

SETB CY

Binary code

00001001

Syntax

[<label>] SETB CY

Operation

(CY) ← 1

Flags

CY : Set to one

SF : Unaffected

Words/Cycles

1/1

Description

Sets the contents of carry flag to one.

Example

SETB

CY ; Sets the content of CY to one

SETB F

Binary code

00001011

Syntax

[<label>] SETB F

Operation

F.(L) ← 1

Flags

CY : Unaffected

SF : Unaffected

Words/Cycles

1/1

Description

Sets the specified bit of the port F addressed by register L to one.

Example

LDL 4

; Loads 4 to L

SETB F

; Sets the bit 4 of F to one

SD6830

SD6830 数据表(PDF) 30 Page - AUK corp

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