PIC12CE674 Datasheet

IC型号：
PIC12CE674
PDF描述：
8-Pin, 8-Bit CMOS Microcontroller with A/D Converter and EEP...
文件大小：
1264.35KB
PDF页数：
129页
芯片厂家：
Microchip

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PIC12CE67X

RETURN

Syntax:

Operands:

Operation:

Status Affected:

Encoding:

Description:

Return from Subroutine

[

label

]

None

TOS

鈫?/div>

None

0000

1000

Return from subroutine. The stack is

POPed and the top of the stack (TOS)

is loaded into the program counter.

This is a two cycle instruction.

RRF

Syntax:

Operands:

Operation:

Status Affected:

Encoding:

Description:

Rotate Right f through Carry

[

label

]

RRF f,d

鈮?/div>

127

鈭?/div>

[0,1]

See description below

1100

dfff

ffff

The contents of register 'f' are rotated

one bit to the right through the Carry

Flag. If 'd' is 0 the result is placed in

the W register. If 'd' is 1 the result is

placed back in register 'f'.

RETURN

Words:

Cycles:

Example

RETURN

After Interrupt

PC =

TOS

Words:

Cycles:

Example

RRF

REG1

REG1,0

1110 0110

0111 0011

Before Instruction

After Instruction

REG1

RLF

Syntax:

Operands:

Operation:

Status Affected:

Encoding:

Description:

Rotate Left f through Carry

[

label

]

鈮?/div>

127

鈭?/div>

[0,1]

See description below

1101

dfff

ffff

The contents of register 'f' are rotated

one bit to the left through the Carry

Flag. If 'd' is 0 the result is placed in

the W register. If 'd' is 1 the result is

stored back in register 'f'.

SLEEP

Syntax:

Operands:

Operation:

[

label

]

None

00h

鈫?/div>

WDT,

鈫?/div>

WDT prescaler,

鈫?/div>

TO,

鈫?/div>

TO, PD

0000

0110

0011

The power-down status bit, PD is

cleared. Time-out status bit, TO is

set. Watchdog Timer and its pres-

caler are cleared.

The processor is put into SLEEP

mode with the oscillator stopped.

RLF

f,d

SLEEP

Status Affected:

Encoding:

Description:

Words:

Cycles:

Example

RLF

REG1,0

REG1

1110 0110

1100 1100

Words:

Cycles:

Example:

SLEEP

Before Instruction

After Instruction

REG1

漏

1998 Microchip Technology Inc.

Preliminary

DS40181B-page 71

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