A8351601 Ver la hoja de datos (PDF) - AMIC Technology

Número de pieza

componentes Descripción

Fabricante

A8351601

Bar Code Reader

AMIC Technology 

A8351601 Series

OSC

DIVIDE 12

C/T2=0

T2 PIN

C/T2=1

TL2

TH2

(8 BITS) (8 BITS)

CONTROL

TR2

RELOAD

TRANSITION

DETECTOR

RCAP2L RCAP2H

TF2

T2EX PIN

EXF2

CONTROL

EXEN2

Figure 7. Timer 2 in Auto-Reload Mode

TIMER 2

INTERRUPT

TIMER 1

OVERFLOW

OSC

NOTE:OSC FREQ.

IS DIV BY 2, NOT 12

DIVIDE 12

C/T2=0

DIVIDE 2

"0" "1"

SMOD

T2 PIN

C/T2=1

TL2

TH2

(8 BITS) (8 BITS)

"1" "0"

CONTROL

TR2

RELOAD "1" "0"

TRANSITION

DETECTOR

RCAP2L RCAP2H

RCLK

DIVIDE 16

RX

CLOCK

TCLK

DIVIDE 16

TX

CLOCK

T2EX PIN

EXF2

CONTROL

EXEN2

TIMER 2

INTERRUPT

Figure 8. Timer 2 in Baud Rate Generator Mode

Note:

1. T2EX can be used as an additional external interrupt.

(July, 2002, Version 1.0)

17

AMIC Technology, Inc.

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