IC80C32 데이터 시트보기 (PDF) - Integrated Circuit Solution Inc

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IC80C32

CMOS SINGLE CHIP 8-BIT MICROCONTROLLER

Integrated Circuit Solution Inc 

IC80C52

IC80C32

OSC

DIVIDE 12

C/T2 = 0

T2 PIN

C/T2 = 1

TRANSITION

DETECTOR

TL2

(8 BITS)

CONTROL

TR2

CAPTURE

TH2

(8 BITS)

RCAP2L RCAP2H

T2EX PIN

CONTROL

EXEN2

Figure 12. Timer 2 In Capture Mode

TF2

EXF2

TIMER 2

INTERRUPT

OSC

DIVIDE 12

T2 PIN

C/T2 = 0

C/T2 = 1

TRANSITION

DETECTOR

TL2

(8 BITS)

CONTROL

TR2

RELOAD

TH2

(8 BITS)

RCAP2L RCAP2H

T2EX PIN

CONTROL

EXEN2

TF2

EXF2

Figure 13. Timer 2 in Auto-Reload Mode

TIMER 1

OVERFLOW

TIMER 2

INTERRUPT

OSC

NOTE: OSC FREQ.

IS DIV BY 2, NOT 12

DIVIDE 2

C/T2 = 0

T2 PIN

C/T2 = 1

TRANSITION

DETECTOR

DIVIDE 2

"0" "1"

TL2

TH2

(8 BITS) (8 BITS)

"1" "0"

CONTROL

TR2

"1" "0"

RELOAD

RCAP2L RCAP2H

SMOD

RCLK

DIVIDE 16

TCLK

DIVIDE 16

RX CLOCK

TX CLOCK

T2EX PIN

EXF2

TIMER 2

INTERRUPT

CONTROL

EXEN2

Figure 14. Timer 2 in Baud Rate Generator Mode

Note:

T2EX can be used as an additional external interrupt.

18

Integrated Circuit Solution Inc.

MC002-0B

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