M38B53M4-059FP datasheet(183/355 Pages) MITSUBISHI

183 / 355 page

2-95

38B5 Group User’s Manual

APPLICATION

2.4 FLD controller

Tdisp time set register (address 0EF516)

TDISP

3216

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)

TOFF1

A16

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

TOFF2

1016

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

FLD data pointer (address 0EF816)

00 100 1

Set {(digit number) – 1} = 9

FLDDP

Disable writing to FLDRAM corresponding to P10 to P17

P1FLDRAM write disable register (address 0EF216)

P1FLDRAM

111 11

P3FLDRAM write disable register (address 0EF316)

Disable writing to FLDRAM corresponding to P30, P31

P3FLDRAM

Interrupt request register 2 (address 003D16)

Clear FLD blanking interrupt request bit

IREQ2

FLD blanking interrupt: Enabled

ICON2

Display start

FLDC mode register (address 0EF416)

1 0

1 0 1 1 1 1

FLDM

Toff2 time set register (address 0EF716)

Interrupt control register 2 (address 003F16)

M38B53M4-059FP Datasheet(PDF) 183 Page - Mitsubishi Electric Semiconductor

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