SD6830P AUK [AUK corp], SD6830P Datasheet - Page 23

• Manufacturer Part Number: SD6830P
• Description: 4BIT MICROCONTROLLER
• Manufacturer: AUK [AUK corp]

CLRB K
Binary code
Syntax
Operation
Flags
Words/Cycles
Description
Example
IF0 @HL.b
Binary code
Syntax
Operation
Flags
Words/Cycles
Description
and L with zero.
Example
IF0 CY
Binary code
Syntax
Operation
Flags
Words/Cycles
Description
Example
: CLRB K
: 00101110
: [<label>] CLRB K
: (K) ← 0
: CY: Unaffected
:
: Clears the port K to zero.
: [<label>] IF0 @HL.b
:
: 000001xx
: M[(HL)b] = 0
:
:
:
:
: CY: Unaffected
:
:
: Compares the specified bit of data memory addressed by registers H
: SETB H
:
1/1
SF: Unaffected
1/1
SF: Set to one if equal, cleared otherwise
00011100
[<label>] IF0 CY
LDL
JMP
JMP
(CY) = 0
CY : Unaffected
SF : Set to one if equal, cleared otherwise
JMP
JMP
IF0 @HL.3 ; Compare the bit 3 of M[(14)] with zero
Compares the carry flag with zero.
IF0
1/1
030
040
CY
4
020
030
; Clear K to zero.
;
;
;
Jump to 030 if not equal
Jump to 040 if equal
Compare the content of CY to zero
;
; Jump to 020 if not equal
; Jump to 030 if equal
;
Load 4 to L
Set H to one
KSI-W002-000
SD6830
23