M38B53M4-059FP datasheet(203/355 Pages) MITSUBISHI

부품명	M38B53M4-059FP

상세설명	8-BIT SINGLE-CHIP MICROCOMPUTER

PDF	355 Pages

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제조업체	MITSUBISHI [Mitsubishi Electric Semiconductor]

홈페이지	http://www.mitsubishichips.com

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203 / 355 page

2-115

38B5 Group User’s Manual

APPLICATION

2.4 FLD controller

Display start

FLDC mode register (address 0EF416)

1 0 1 0 0

0 1 1

FLDM

Tdisp time set register (address 0EF516)

TDISP3216

50 (3216) set; (50 + 1) ! count source = 204

µs

Count source = f(XIN)/16 = 4

µs, at f(XIN) = 4 MHz

Toff1 time set register (address 0EF616)

TOFF1A16

Toff2 time set register (address 0EF716) (Note 2)

TOFF2

1016

Note 2: Perform this setting when the gradation display mode is selected.

FLDC mode register (address 0EF416)

Automatic display mode

Display stopped

Tscan = 0 FLD digit interrupt

16 timing mode

1 0 1 0 0

0 0 1

FLDM

Gradation display mode selected

Tdisp counter count source : f(XIN)/16

High-breakdown voltage port drivability weak

FLD data pointer (address 0EF816)

00 1

1 1 1

Set {(digit number) – 1} = 15

FLDDP0

10 (A16) set; 10 ! count source = 40

µs

Count source = f(XIN)/16 = 4

µs, at f(XIN) = 4 MHz

16 (1016) set; 16 ! count source = 64

µs

Count source = f(XIN)/16 = 4

µs, at f(XIN) = 4 MHz

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