PIC16F1827-I/P View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16F1827-I/P

18/20/28-Pin Flash Microcontrollers with nanoWatt XLP Technology

Microchip Technology 

PIC16F/LF1826/27

REGISTER 5-3: OSCTUNE: OSCILLATOR TUNING REGISTER

U-0

—

bit 7

U-0

R/W-0/0

R/W-0/0

R/W-0/0

R/W-0/0

—

TUN<5:0>

R/W-0/0

R/W-0/0

bit 0

Legend:

R = Readable bit

u = Bit is unchanged

‘1’ = Bit is set

W = Writable bit

x = Bit is unknown

‘0’ = Bit is cleared

U = Unimplemented bit, read as ‘0’

-n/n = Value at POR and BOR/Value at all other Resets

bit 7-6

bit 5-0

Unimplemented: Read as ‘0’

TUN<4:0>: Frequency Tuning bits

011111 = Maximum frequency

011110 =

•

•

•

000001 =

000000 = Oscillator module is running at the factory-calibrated frequency.

111111 =

•

•

•

100000 = Minimum frequency

TABLE 5-2: SUMMARY OF REGISTERS ASSOCIATED WITH CLOCK SOURCES

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Register

on Page

OSCCON

SPLLEN IRCF3

IRCF2

IRCF1

IRCF0

—

SCS1

SCS0

69

OSCSTAT

T1OSCR PLLR

OSTS HFIOFR HFIOFL MFIOFR LFIOFR HFIOFS

70

OSCTUNE

PIE2

PIR2

—

OSFIE

OSFIF

—

C2IE

C2IF

TUN5

C1IE

C1IF

TUN4

EEIE

EEIF

TUN3

BCL1IE

BCL1IF

TUN2

—

—

TUN1

TUN0

71

—

CCP2IE(1)

94

—

CCP2IF(1)

97

T1CON

TMR1CS1 TMR1CS0 T1CKPS1 T1CKPS0 T1OSCEN T1SYNC

—

TMR1ON

187

Legend: — = unimplemented locations read as ‘0’. Shaded cells are not used by clock sources.

Note 1: PIC16F/LF1827 only.

TABLE 5-3: SUMMARY OF CONFIGURATION WORD ASSOCIATED WITH CLOCK SOURCES

Name Bits Bit -/7

Bit -/6

Bit 13/5

Bit 12/4

Bit 11/3 Bit 10/2

Bit 9/1

Bit 8/0

Register

on Page

13:8

—

—

FCMEN

IESO CLKOUTEN BOREN1 BOREN0

CPD

CONFIG1

50

7:0

CP

MCLRE PWRTE

WDTE1

WDTE0

FOSC2

FOSC1

FOSC0

Legend: — = unimplemented locations read as ‘0’. Shaded cells are not used by clock sources.

 2010 Microchip Technology Inc.

Preliminary

DS41391C-page 71

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