AT89C5131A-RDTIL datasheet(69/185 Pages) ATMEL

No. de pieza	AT89C5131A-RDTIL

Descripción Electrónicos	8-bit Flash Microcontroller with Full Speed USB Device

PDF	185 Pages

Scroll/Zoom	100%

Fabricante Electrónico	ATMEL [ATMEL Corporation]

Página de inicio	http://www.atmel.com

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69 / 185 page

AT89C5131A-L

4338E–USB–06/06

SADDR - Slave Address Register (A9h)

Reset Value = 0000 0000b

Not bit addressable

Baud Rate Selection for

UART for Mode 1 and 3

The Baud Rate Generator for transmit and receive clocks can be selected separately via

the T2CON and BDRCON registers.

Figure 36. Baud Rate Selection

Baud Rate Selection Table for

UART

Internal Baud Rate Generator

(BRG)

When the internal Baud Rate Generator is used, the Baud Rates are determined by the

BRG overflow depending on the BRL reload value, the value of SPD bit (Speed Mode)

in BDRCON register and the value of the SMOD1 bit in PCON register.

RCLK

/ 16

RBCK

INT_BRG

TIMER1

TIMER2

INT_BRG

TIMER1

TIMER2

TIMER_BRG_RX

Rx Clock

/ 16

TIMER_BRG_TX

Tx Clock

TBCK

TCLK

(T2CON)

RCLK

(T2CON)

TBCK

(BDRCON)

RBCK

(BDRCON)

Clock Source

UART Tx

Clock Source

UART Rx

0000

Timer 1

1000

Timer 2

Timer 1

0100

Timer 1

Timer 2

1100

Timer 2

010

INT_BRG

Timer 1

110

INT_BRG

Timer 2

Timer 1

INT_BRG

Timer 2

INT_BRG

AT89C5131A-RDTIL Datasheet(PDF) 69 Page - ATMEL Corporation

AT89C5131A-RDTIL Datasheet(HTML) 69 Page - ATMEL Corporation

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