PIC16F870-I/SP 查看數據表（PDF） - Microchip Technology

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PIC16F870-I/SP

28/40-Pin, 8-Bit CMOS FLASH Microcontrollers

Microchip Technology 

PIC16F870/871

TABLE 8-2: REGISTERS ASSOCIATED WITH CAPTURE, COMPARE, AND TIMER1

Address Name Bit 7 Bit 6 Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Value on:

POR,

BOR

Value on

all other

resets

0Bh,8Bh, INTCON

10Bh,18Bh

0Ch

PIR1

8Ch

PIE1

GIE PEIE

PSPIF(1) ADIF

PSPIE(1) ADIE

T0IE

RCIF

RCIE

INTE

TXIF

TXIE

RBIE

T0IF INTF RBIF 0000 000x 0000 000u

—

CCP1IF TMR2IF TMR1IF 0000 -000 0000 -000

—

CCP1IE TMR2IE TMR1IE 0000 -000 0000 -000

87h

TRISC PORTC Data Direction Register

1111 1111 1111 1111

0Eh

TMR1L Holding register for the Least Significant Byte of the 16-bit TMR1 register

xxxx xxxx uuuu uuuu

0Fh

TMR1H Holding register for the Most Significant Byte of the 16-bit TMR1 register

xxxx xxxx uuuu uuuu

10h

T1CON

—

— T1CKPS1 T1CKPS0 T1OSCEN T1SYNC TMR1CS TMR1ON --00 0000 --uu uuuu

15h

CCPR1L Capture/Compare/PWM register1 (LSB)

xxxx xxxx uuuu uuuu

16h

CCPR1H Capture/Compare/PWM register1 (MSB)

xxxx xxxx uuuu uuuu

17h

CCP1CON —

— CCP1X CCP1Y CCP1M3 CCP1M2 CCP1M1 CCP1M0 --00 0000 --00 0000

Legend: x = unknown, u = unchanged, - = unimplemented read as ’0’. Shaded cells are not used by Capture and Timer1.

Note 1:The PSP is not implemented on the PIC16F870; always maintain these bits clear.

TABLE 8-3: REGISTERS ASSOCIATED WITH PWM AND TIMER2

Address Name Bit 7 Bit 6

Bit 5

Bit 4

Bit 3

Bit 2 Bit 1

Bit 0

Value on:

POR,

BOR

Value on

all other

resets

0Bh,8Bh, INTCON

10Bh,18Bh

0Ch

PIR1

8Ch

PIE1

GIE

PSPIF(1)

PSPIE(1)

PEIE

ADIF

ADIE

T0IE

RCIF

RCIE

INTE

TXIF

TXIE

RBIE

T0IF

INTF

RBIF 0000 000x 0000 000u

— CCP1IF TMR2IF TMR1IF 0000 -000 0000 -000

— CCP1IE TMR2IE TMR1IE 0000 -000 0000 -000

87h

TRISC PORTC Data Direction Register

1111 1111 1111 1111

11h

TMR2

Timer2 module’s register

0000 0000 0000 0000

92h

PR2

Timer2 module’s period register

1111 1111 1111 1111

12h

T2CON

— TOUTPS3 TOUTPS2 TOUTPS1 TOUTPS0 TMR2ON T2CKPS1 T2CKPS0 -000 0000 -000 0000

15h

CCPR1L Capture/Compare/PWM register1 (LSB)

xxxx xxxx uuuu uuuu

16h

CCPR1H Capture/Compare/PWM register1 (MSB)

xxxx xxxx uuuu uuuu

17h

CCP1CON —

—

CCP1X CCP1Y CCP1M3 CCP1M2 CCP1M1 CCP1M0 --00 0000 --00 0000

Legend: x = unknown, u = unchanged, - = unimplemented read as '0'. Shaded cells are not used by PWM and Timer2.

Note 1:Bits PSPIE and PSPIF are reserved on the PIC16F870; always maintain these bits clear.

© 1999 Microchip Technology Inc.

Preliminary

DS30569A -page 61

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