PIC16C72-02E/SP View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16C72-02E/SP

8-Bit CMOS microcontroller with A,D converter

Microchip Technology 

PIC16C72 Series

FIGURE 6-2: T2CON: TIMER2 CONTROL REGISTER (ADDRESS 12h)

U-0

—

bit7

bit 7:

bit 6-3:

bit 2:

bit 1-0:

R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0

TOUTPS3 TOUTPS2 TOUTPS1 TOUTPS0 TMR2ON T2CKPS1 T2CKPS0

bit0

Unimplemented: Read as '0'

TOUTPS3:TOUTPS0: Timer2 Output Postscale Select bits

0000 = 1:1 Postscale

0001 = 1:2 Postscale

•

•

•

1111 = 1:16 Postscale

TMR2ON: Timer2 On bit

1 = Timer2 is on

0 = Timer2 is off

T2CKPS1:T2CKPS0: Timer2 Clock Prescale Select bits

00 = Prescaler is 1

01 = Prescaler is 4

1x = Prescaler is 16

R = Readable bit

W = Writable bit

U = Unimplemented bit,

read as ‘0’

- n = Value at POR reset

TABLE 6-1 REGISTERS ASSOCIATED WITH TIMER2 AS A TIMER/COUNTER

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

0Ch

8Ch

11h

12h

92h

INTCON GIE

PEIE

T0IE

INTE

RBIE

T0IF

INTF

RBIF 0000 000x 0000 000u

PIR1

(1)

ADIF

(1)

(1)

SSPIF CCP1IF TMR2IF TMR1IF 0000 0000 0000 0000

PIE1

(1)

ADIE

(1)

(1)

SSPIE CCP1IE TMR2IE TMR1IE 0000 0000 0000 0000

TMR2 Timer2 module’s register

0000 0000 0000 0000

T2CON

—

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

PR2

Timer2 Period Register

1111 1111 1111 1111

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

2: These bits are unimplemented, read as '0'.

DS39016A-page 32

Preliminary

© 1998 Microchip Technology Inc.

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