PIC16C925T-T/CL 查看數據表（PDF） - Microchip Technology

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PIC16C925T-T/CL

64/68-Pin CMOS Microcontrollers with LCD Driver

Microchip Technology 

PIC16C925/926

REGISTER 7-1:

T2CON: TIMER2 CONTROL REGISTER (ADDRESS 12h)

U-0

—

bit 7

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

bit 0

bit 7

bit 6-3

bit 2

bit 1-0

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

Legend:

R = Readable bit

- n = Value at POR

W = Writable bit

’1’ = Bit is set

U = Unimplemented bit, read as ‘0’

’0’ = Bit is cleared x = Bit is unknown

TABLE 7-1: 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

Power-on

Reset

Value on

all other

RESETS

0Bh, 8Bh, INTCON

GIE

10Bh, 18Bh

PEIE TMR0IE INTE

RBIE TMR0IF INTF

RBIF 0000 000x 0000 000u

0Ch

PIR1

LCDIF

ADIF

—

—

SSPIF CCP1IF TMR2IF TMR1IF 00-- 0000 00-- 0000

8Ch

PIE1

LCDIE

ADIE

—

—

SSPIE CCP1IE TMR2IE TMR1IE 00-- 0000 00-- 0000

11h

TMR2 Timer2 Module’s Register

0000 0000 0000 0000

12h

T2CON

—

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

92h

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.

DS39544A-page 52

Preliminary

 2001 Microchip Technology Inc.

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