PIC16LC924-08/CL 데이터 시트보기 (PDF) - Microchip Technology

부품명

상세내역

제조사

PIC16LC924-08/CL

8-Bit CMOS Microcontroller with LCD Driver

Microchip Technology 

PIC16C9XX

ANDLW

AND Literal with W

Syntax:

[label] ANDLW k

Operands:

0 ≤ k ≤ 255

Operation:

(W) .AND. (k) → (W)

Status Affected: Z

Encoding:

11 1001 kkkk kkkk

Description:

The contents of W register are

AND’ed with the eight bit literal 'k'. The

result is placed in the W register.

Words:

1

Cycles:

1

Q Cycle Activity:

Q1

Q2 Q3

Q4

Decode Read Process Write to

literal "k" data

W

Example

ANDLW 0x5F

Before Instruction

W = 0xA3

After Instruction

W = 0x03

DS30444E - page 122

ANDWF

AND W with f

Syntax:

[label] ANDWF f,d

Operands:

0 ≤ f ≤ 127

d ∈ [0,1]

Operation:

(W) .AND. (f) → (destination)

Status Affected: Z

Encoding:

00 0101 dfff ffff

Description:

AND the W register with register 'f'. If 'd'

is 0 the result is stored in the W regis-

ter. If 'd' is 1 the result is stored back in

register 'f'.

Words:

1

Cycles:

1

Q Cycle Activity:

Q1

Q2 Q3

Q4

Decode

Read

register

'f'

Process Write to

data destination

Example

ANDWF FSR, 1

Before Instruction

W = 0x17

FSR = 0xC2

After Instruction

W = 0x17

FSR = 0x02

BCF

Bit Clear f

Syntax:

[label] BCF f,b

Operands:

0 ≤ f ≤ 127

0≤b≤7

Operation:

0 → (f<b>)

Status Affected: None

Encoding:

01 00bb bfff ffff

Description:

Bit 'b' in register 'f' is cleared.

Words:

1

Cycles:

1

Q Cycle Activity:

Q1

Q2 Q3

Q4

Decode

Read

register

'f'

Process Write

data register 'f'

Example

BCF

FLAG_REG, 7

Before Instruction

FLAG_REG = 0xC7

After Instruction

FLAG_REG = 0x47

© 1997 Microchip Technology Inc.

Share Link: