TS80C51RA2-VCJR Ver la hoja de datos (PDF) - Atmel Corporation

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TS80C51RA2-VCJR

High Performance 8-bit Microcontrollers

Atmel Corporation 

TS80C51RA2/RD2

TS83C51RB2/RC2/RD2

TS87C51RB2/RC2/RD2

It is possible to use timer 2 as a baud rate generator and a clock generator simultaneously. For this configuration,

the baud rates and clock frequencies are not independent since both functions use the values in the RCAP2H and

RCAP2L registers.

XTAL1

:2

(:1 in X2 mode)

TR2

T2CON reg

TL2 TH2

(8-bit) (8-bit)

OVERFLOW

T2

T2EX

Toggle

QD

EXEN2

T2CON reg

RCAP2L RCAP2H

(8-bit) (8-bit)

T2OE

T2MOD reg

EXF2

T2CON reg

TIMER 2

INTERRUPT

Figure 6. Clock-Out Mode C/T2 = 0

20

Rev. C - 06 March, 2001

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