M37207MF datasheet(74/122 Pages) RENESAS

Numer części	M37207MF

Szczegółowy opis	SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER and ON-SCREEN DISPLAY CONTROLLER

PDF	122 Pages

Scroll/Zoom	100%

Producent	RENESAS [Renesas Technology Corp]

Strona internetowa	http://www.renesas.com

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74 / 122 page

MITSUBISHI MICROCOMPUTERS

M37207MF-XXXSP/FP, M37207M8-XXXSP

M37207EFSP/FP

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER

and ON-SCREEN DISPLAY CONTROLLER

Fig. 70. Interrupt Interval Determination Control Register

INT1 or INT2 input

Count interval

Fig. 71. Measuring Interval

b7 b6 b5 b4 b3 b2 b1 b0

interrupt interval determination control register (RE) [Address 00D8 16]

Name

Functions

After reset R W

Interrupt Interval Determination Control Register

Interrupt interval

determination circuit

operation control bit (RE0)

0 : Stopped

1 : Operating

Reference clock selection

bit (RE1)

0 : 16

µs

1 : 32

µs

(at f(XIN) = 8 MHz)

External interrupt input

pin selection bit (RE2)

0 : INT1 input

1 : INT2 input

INT1 pin input polarity

switch bit (RE3)

0 : Positive polarity input

1 : Negative polarity input

INT2 pin input polarity

switch bit (RE4)

0 : Positive polarity input

1 : Negative polarity input

R—

Nothing is assigned. These bits are write disable bits.

When these bits are read out, the values are “0.”

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